WO2005077436A1 - 輸液加温方法、輸液加温装置、および輸液加温袋 - Google Patents
輸液加温方法、輸液加温装置、および輸液加温袋 Download PDFInfo
- Publication number
- WO2005077436A1 WO2005077436A1 PCT/JP2004/001749 JP2004001749W WO2005077436A1 WO 2005077436 A1 WO2005077436 A1 WO 2005077436A1 JP 2004001749 W JP2004001749 W JP 2004001749W WO 2005077436 A1 WO2005077436 A1 WO 2005077436A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- infusion
- heat storage
- heating
- bag
- tube
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/44—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests having means for cooling or heating the devices or media
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/36—General characteristics of the apparatus related to heating or cooling
- A61M2205/364—General characteristics of the apparatus related to heating or cooling by chemical reaction
Definitions
- Item Infusion warming method, infusion warming devices, and infusion warming bag
- the present invention is, for example prior to supplying the various fluids to a living body in the field of medicine, warming the infusion in advance a suitable temperature It is concerned with the improvement of the infusion fluid heating device to perform this.
- an infusion such as blood, plasma, physiological saline, nutrient solution, or drug solution may be supplied to a living body.
- the infusion is stored in an infusion container such as a bag or bottle hung on a stand, and connected to the drip tube, roller clamp, infusion tube, and injection needle, and into the blood vessel of a living body.
- the infusion heating device described in Patent Document 1 is a bag-shaped heat exchange pack provided with a passage for guiding the infusion and the heating medium, and the infusion is heated by the heating medium.
- the infusion heating device described in Patent Document 2 is configured to be heated by allowing a fluid to pass through a passage sealed in a sheet shape and covering a peripheral surface of a heating core.
- Patent Document 2 Japanese Patent Application Laid-Open Publication No. 2000-5202938
- a heating element made of a material that generates heat by reacting with oxygen in the air or a heating element that generates heat by reacting quicklime with water is used as a heat source for heating the infusion solution.
- a heating element utilizing such an exothermic reaction cannot provide a heating function of quickly heating and maintaining a constant temperature for a relatively long period of time. Was inappropriate.
- the present invention has been made in view of the above circumstances, and an object of the present invention is to quickly heat an infusion even in an environment where power is not secured and to maintain the infusion at a constant temperature for a relatively long time. It is an object of the present invention to provide an infusion heating device that can be maintained.
- DISCLOSURE OF THE INVENTION As a result of various studies conducted by the present inventor to achieve such an object, it has been found that a substance having a melting point near body temperature or a predetermined value higher than that temperature rapidly generates latent heat generated during its phase change. Since a rapid temperature rise is obtained and the temperature rise temperature is maintained at a substantially constant temperature for a relatively long time, it has been found that it has extremely excellent properties as a heat source for heating an infusion solution. .
- the gist of the method invention that is the first invention is a method for heating an infusion solution to a predetermined temperature before supplying the infusion solution to a living body.
- the heat storage member is disposed near the infusion, and the latent heat storage member heats the infusion using latent heat generated when the phase changes from a liquid phase to a solid phase.
- the infusion is placed near the infusion before the infusion is supplied to the living body.
- the infused liquid is heated using the latent heat generated by the latent heat type heat storage member when the liquid phase changes from the liquid phase to the solid phase.
- the latent heat generated at the time of the phase change from the liquid phase to the solid phase is quickly generated, whereby the temperature of the infusion solution is rapidly increased, and the temperature is increased at a substantially constant temperature for a relatively long time. Since the time is maintained, the power supply is not secured and the infusion is immediately heated even in the environment, and the infusion is heated at a substantially constant temperature for a relatively long time from the beginning of the heating.
- the gist of the second invention which is an apparatus invention for suitably implementing the first invention, is to heat the infusion solution to a predetermined temperature before supplying the infusion solution to the living body through the infusion tube.
- a tube holding device for detachably holding the infusion tube, and
- a phase change from a liquid phase to a solid phase which is mounted in the tube holding device.
- a latent heat type heat storage member for heating an infusion flowing in the infusion tube held in the tube holding device by latent heat generated at the time.
- the tube is held in the tube holding device for holding the infusion tube (the latent heat type heat storage member mounted on the tube holds the phase from the liquid phase to the solid phase).
- the latent heat generated during the change heats the infusion passing through the infusion tube, and the latent heat storage member quickly generates the latent heat generated during the phase change from the liquid phase to the solid phase, thereby promptly performing the infusion.
- Power is not obtained because the temperature rise power is obtained and the temperature rise is maintained at a nearly constant temperature for a relatively long time.
- the infusion that is heated and passes through the infusion tube is heated at a constant temperature for a relatively long time from the beginning of the heating.
- the latent heat type heat storage member is made of any one of a paraffin-based heat storage material, a carbohydrate-based heat storage material, and an inclusion hydrate-based heat storage material.
- any of the paraffin-based thermal storage material, the salt-based thermal storage material, and the clathrate-type hydrate-based thermal storage material generate latent heat during the phase change from the liquid phase to the solid phase.
- the latent heat type heat storage member has a property of being in a supercooled state in which a liquid state is maintained even when cooled from a melting point.
- the latent heat type heat storage member changes to a solid phase in response to a stimulus. It is composed of a heat storage material that releases latent heat when it changes.
- the latent heat type heat storage member does not ripen in the storage state, which is a supercooled liquid phase, and a rapid temperature rise is obtained in response to the stimulus, and the temperature rise is compared at a substantially constant temperature. For a long period of time, the infusion that passes through the infusion tube is heated at a constant temperature from the beginning.
- the latent heat type heat storage member includes the heat storage material, a trigger member for starting a phase change of the heat storage material from a liquid phase to a solid phase in response to a heat generation opening operation, and the heat storage material.
- a flexible storage bag that stores the trigger member in a liquid-tight state.
- the tube holding device has a tube holding member for holding the infusion tube in a predetermined bent shape
- the housing is detachably attached to the tube holding member directly or indirectly in close contact with the tube holding member. It has a bag. According to this configuration, the latent heat type heat storage member is detachably mounted in the tube holding device in a state of the storage bag, so that the work of replacing the latent heat type heat storage member is facilitated.
- the storage bag is formed of a flexible sheet including a metal layer, and one end is connected to the flexible sheet on the side close to the tube holding member, and the other end is connected to the flexible bag.
- the heat conducting fins separated from the flexible sheet on the close surface side.
- the heat storage material in the storage bag undergoes a phase change from the close surface side to the solid state with the release of the latent heat, and the latent heat released from the liquid phase portion conducts heat through the solid phase portion.
- the heating efficiency is reduced, it is inevitable that the heating efficiency decreases and the temperature of the infusion decreases gradually.
- a decrease in the temperature of the infusion solution to be heated is suitably suppressed.
- the tube holding device includes an electric heater for heating the latent heat type heat storage material to change its phase from a solid phase to a liquid phase.
- the latent heat type heat storage member can be repeatedly reused by being heated to a temperature equal to or higher than its melting point while being mounted in the tube holding device to be in a liquid phase.
- the gist of the infusion heating bag of the third invention suitably used for the method invention of the first invention or the device invention of the invention is that a predetermined pre-injection is performed prior to supplying the infusion to the living body.
- a heat storage material that generates latent heat generated during a phase change to a phase.
- the infusion heating bag disposed near the infusion so as to preheat the infusion to a predetermined temperature before supplying the infusion to the living body includes the bag-shaped body and the bag-shaped body. And a heat storage material that generates latent heat generated when a phase changes from a liquid phase to a solid phase.
- the latent heat type heat storage member accommodated in the infusion heating bag is capable of quickly generating the latent heat generated at the time of the phase change from the liquid phase to the solid phase, so that the temperature of the infusion can be rapidly increased and the temperature is increased.
- the infusion heating bag is used to heat the infusion because it is maintained at a substantially constant temperature for a relatively long time, the infusion is quickly heated even in an environment where power is not secured, and the infusion is heated. Are heated at a substantially constant temperature for a relatively long time from the beginning of heating.
- the bag-shaped main body is partially formed in an outer bag formed of a flexible sheet, and a flexible sheet on the heating surface side of the outer bag on the heating surface side for the infusion solution.
- a heat conductive member that is in contact with and has another portion separated from the flexible sheet on the close contact surface side.
- the heat storage material in the storage bag changes its phase from the heating surface side to the solid state with the release of the latent heat, and the latent heat released from the liquid state portion becomes the solid state. Since the heat transfer is conducted through this part, the heat transfer efficiency is inevitably reduced, and the temperature of the infusion solution is inevitably reduced. Through the members As a result, heat is transferred to the heating surface side, so that a decrease in the temperature of the infusion solution to be heated is suitably suppressed.
- the heat conductive member has one end connected to the flexible sheet on the heating surface side for the infusion and the other end separated from the flexible sheet on the heating surface side.
- Heat conduction fins are formed in a thin sheet shape, they are easily deformed together with the outer bag.
- the flexible sheet constituting the outer bag is a composite sheet in which a metal layer and a resin layer are laminated.
- the heat storage material contained in the outer bag is prevented from being deteriorated, and the durability is enhanced.
- FIG. 2 is a cross-sectional view taken along the line II-II of FIG. 1, showing a state in which an upper lid of the infusion solution heating apparatus shown in FIG.
- FIG. 3 is a cross-sectional view illustrating a configuration of an infusion heating bag mounted in the infusion heating device of FIG.
- FIG. 4 is a diagram illustrating temperature characteristics of a latent heat type heat storage material stored in an infusion heating bag mounted in the infusion heating device of FIG.
- FIG. 5 is a front view illustrating the configuration of an infusion heating device according to another embodiment of the present invention, and is a diagram corresponding to FIG.
- FIG. 6 is a sectional view taken along the line VI-VI of FIG. 5, showing a state in which the upper lid of the infusion fluid heating device of the embodiment of FIG. 5 is closed, and is a diagram corresponding to FIG.
- FIG. 7 is a longitudinal sectional view illustrating the configuration of the tube holding plate shown in FIG. BEST MODE FOR CARRYING OUT THE INVENTION
- FIG. 7 is a longitudinal sectional view illustrating the configuration of the tube holding plate shown in FIG. BEST MODE FOR CARRYING OUT THE INVENTION
- FIGS. 1 and 2 are diagrams illustrating the configuration of an infusion heating device 10 according to an example to which the present invention is applied.
- FIG. 1 illustrates the infusion heating device 10 with the lid 14 opened.
- FIG. 2 shows a front view, and
- FIG. 2 is a cross-sectional view of the infusion heating device 10 in a state where the lid 14 is closed, that is, a surface shown as I in FIG.
- an infusion heating device 10 includes an elongated box 12 and an upper surface which is rotatably connected to a side of the box 12 and is one surface of the box 12.
- An upper lid 14 that opens and closes the (front) and a lower lid 15 that is rotatably connected to the side of the box 12 and opens and closes the lower surface (back) of the other side of the box 1I5.
- the box 1I, the upper cover 14 and the lower cover 15 are made of, for example, relatively hard plastic.
- a groove 18 for fitting the infusion tube 16 is formed on one surface of the box 12, and a tube holding plate 20 functioning as a tube holding member is fitted therein, and is fixed by screws 22. .
- the groove 18 has a U-shaped groove bottom having the same depth and groove width as the outer peripheral surface of the infusion tube 16 so that the infusion tube 16 can be in close contact with the infusion tube 16 and a predetermined holding shape of the infusion tube 16. And an S-shaped groove, for example.
- the tube retaining plate 20 is made of, for example, a polypropylene resin or a material having a higher thermal conductivity, such as an aluminum alloy.
- a holding plate 22 is fixed to the inside of the upper lid 14.
- the infusion tube 16 in the groove 18 is pressed by the force plate 22 and the holding plate is pressed.
- the plate 22 is fixed by being gripped between the tube 22 and the tube holding plate 20.
- a straight portion connecting the two bent portions is communicated with the inlet and the outlet of the groove 18, respectively. It can also be held in the infusion infusion device 10 in a state of being fitted only inside the part.
- the heating length of the infusion tube 16 is maintained in an S-shaped curved shape or in an I-shaped linear shape. Power, et al can be selected.
- the box 12, the tube holding plate 20, the upper lid 14, and the lower lid 15 fitted thereto constitute a tube holding device for holding a part of the infusion tube 16. .
- the infusion heating bag 26 functioning as a latent heat type heat storage member or a latent heat type heating member 26 is provided in a rectangular parallelepiped space 24 formed in the box body 12 by closing one surface by the tube holding plate 20. It is preferably housed in a state in which the tube holding plate 20 is in close contact with the back surface.
- Latent heat storage that generates latent heat when the phase changes from a liquid phase to a solid phase such as a paraffin-based heat storage material, a carbohydrate-based heat storage material, and an inclusion-type hydride-based heat storage material
- Material 28 is contained liquid-tight. Usually, it is i (also accommodated) in a state of being impregnated in a sponge-like continuous porous porous material-foamed sheet material so as not to flow and be unevenly distributed in a liquid phase state.
- paraffinic heat storage material for example, C 14 -C 1S paraffins, C I5 -C 1 S paraffin, L over decal, C 14 paraffins, C l6 paraffin, and high density Poryechi Len used.
- salt product based heat storage material if (CaC 12 ⁇ 6 H 2 0. Na 2 S_ ⁇ 4 ⁇ 1 0 H 2 0. N a 2 C 0 3 ⁇ 10 ⁇ 2 ⁇ , aH P0 4 ⁇ 1 2 H 2 ⁇ , C a (N0 3) 2 ⁇ 4H 2 0, Na 2 S 2 0 3 ⁇ 5H 2 0, NaCH 3 CO_ ⁇ '3H 2 0, Ba (OH ) 2. 8H 2 0, Sr (OH) 2.
- the heat storage material 28 has a relatively large heat storage amount, can be set to a desired melting point, and has a property of suppressing phase separation.
- sodium acetate Na CH 3 COO ⁇ 3 H 2 0
- sodium sulphate ⁇ Na 2 S 0 4 ⁇ 1 0 H 2 ⁇ : mirabilite
- the melting temperature of the sodium acetate can be set to a desired value in the range of 31.5 ° to 58.4 ° depending on the rate at which urea is added to it.
- the phase separation of sodium acetate is greatly improved by mixing it with 0.5 to 5% by weight of xanthan gum or a mixture of bean gum and guar gum.
- the infusion heating bag 26 is preferably a latent heat type heat storage material that maintains a liquid phase state even when cooled from a melting point and changes a phase from a supercooled liquid phase to a solid phase in response to a stimulus. 28.
- a latent heat type heat storage material that maintains a liquid phase state even when cooled from a melting point and changes a phase from a supercooled liquid phase to a solid phase in response to a stimulus. 28.
- any of the above-mentioned carboxy-thermal storage materials and clathrate hydrate-based thermal storage materials is accommodated.
- the infusion heating bag 26 contains the heat storage material 28 and the supercooled heat storage material 28 in response to the heat generation start operation from the liquid phase to the solid phase.
- the storage bag 32 is composed of a flexible sheet that is a composite neo-layer in which a metal layer such as aluminum and a resin layer are laminated. One end is connected to the flexible sheet on the side close to the tube holding plate 20, that is, on the upper side in FIG. 3, and the other end is connected to the flexible sheet on the side close to the tube. It is provided with a plurality of heat conducting fins 34 which are separated and connected to the flexible sheet on the other side.
- the heat conducting fins 34 are preferably made of a flexible metal foil having a high thermal conductivity such as an aluminum foil.
- the trigger member 30 is made of a metal disk such as stainless steel, magnetic steel, or the like.
- the metal member is positively generated by applying mechanical deformation by an external operation at a desired time, thereby supercooling. Of liquid thermal storage material 28 in solid state to solid state And release latent heat in the process.
- FIG. 4 is a diagram illustrating the characteristics of the latent heat type heat storage material 28.
- the heat storage material 28 in the solid state is heated by heating such as a hot bath or an electric heater and the temperature is raised near the melting point, a phase change to the liquid state occurs ( t, time point), after which heat storage is performed.
- temperature is substantially constant.
- the infusion heating bag (latent heat type heat storage member) 2 6 placed near the infusion in the infusion tube 16. Generates latent heat generated during the phase change from the liquid phase to the solid phase, and the latent heat heats the infusion in the infusion tube 16. That is, the infusion tube 16 held between the tube holding plate 20 fitted to the box body 12 constituting the tube holding device and the upper lid 16 is placed on the tube holding plate 20.
- the infusion in the infusion tube 16 is heated by the latent heat.
- the latent heat type heat storage material 28 in the infusion heating bag (latent heat storage member) 6 generates the latent heat generated at the time of the phase change from the liquid phase to the solid phase, thereby quickly raising the temperature of the infusion. And the temperature rise is maintained at a substantially constant temperature for a relatively long period of time.Therefore, power is not secured, and even in an environment, the infusion liquid passing through the annular fluid tube 16 is quickly heated.
- the infusion is relatively long from the beginning of heating. It is heated at a substantially constant temperature for a time.
- the infusion heating bag (latent heat storage member) 26 is made of any one of a paraffin-based heat storage material, a salt-based heat storage material, and an inclusion-type hydrate-based heat storage material.
- a paraffin-based thermal storage material e.g., a paraffin-based thermal storage material
- a salt-based heat storage material e.g., a salt-based heat storage material
- an inclusion-type hydrate-based heat storage material e.g., the infusion heating bag 26 is made of any one of a paraffin-based heat storage material, a salt-based heat storage material, and an inclusion-type hydrate-based heat storage material.
- Each of the paraffin-based thermal storage material, the salt-based thermal storage material, and the clathrate-type hydrate-based thermal storage material generates latent heat during the phase change from the liquid phase to the solid phase.
- the temperature By setting the temperature to about 36 to 50 degrees, which is about the body temperature of the living body or higher, the infusion solution passing through the in
- the infusion heating bag (latent heat type heat storage member) 16 maintains the liquid state even when cooled from the melting point, and responds to the stimulus from the supercooled liquid phase to the solid phase. It consists of a heat storage material 28 that changes its phase.
- the infusion heating bag (latent heat type heat storage member) IS does not generate heat in the stored state, and can quickly increase its temperature in response to stimuli and increase its temperature. Since the temperature is maintained at a substantially constant temperature for a relatively long time, the infusion passing through the infusion tube 16 is heated at a constant temperature for a relatively long time from the beginning.
- the infusion heating bag (latent heat type heat storage member) 6 starts the phase change of the heat storage material 28 from the liquid phase to the solid phase in response to the heat generation operation.
- a flexible storage bag 32 that holds the heat storage material 28 and the trigger member 30 in a liquid-tight state. 28, 1) is also stored in the state of the bag 32, and the trigger member 30 changes the phase of the supercooled heat storage material 28 from the liquid phase to the solid phase in response to the heat generation start operation. Because of the start, the temperature can be quickly raised at the desired timing, and the temperature rise can be compared at a substantially constant temperature for a long time, so that the infusion that passes through the infusion tube 16 starts at the beginning. It is heated at a constant temperature for 0 gauging time. In addition, even when the infusion solution warming bag (latent heat type heat storage member) 6 is replaced, the infusion solution passing through the infusion tube 16 is substantially heated.
- the tube holding device including the box body 12 and the upper lid 16 is a tube holding plate (tube holding member) 20 for holding the infusion tube 16 in a predetermined bent shape.
- the storage bag 3 is detachably provided in a state in which the storage bag 3 is directly in close contact with the tube holding member 16 by opening and closing the lower cover 15, the infusion heating bag (latent heat Since the heat storage member is detachably mounted in the tube holding device, it is easy to replace the latent heat storage member.
- the storage bag 32 constituting the infusion heating bag 26 is formed of a flexible sheet including a metal layer, and the flexible bag close to the tube holding member 16 has flexibility. One end is connected to the sheet and the other end is provided with a heat conducting fin 34 separated from the flexible sheet on the close surface side.
- the heat storage material 28 in the storage bag 32 changes its phase from the close contact surface side to the solid state with the release of the latent heat, and the latent heat released from the liquid phase portion passes through the solid phase portion. Since heat conduction is performed, it was inevitable that the heating efficiency would decrease and the temperature of the infusion solution would gradually decrease, but if the above conditions were satisfied, the liquid phase portion could be closely contacted through the heat conduction fins 34. Since heat is conducted to the surface side, a decrease in the temperature of the infusion solution to be heated is suitably suppressed.
- FIG. 5 is a front view showing the infusion heating device 40 according to another embodiment of the present invention with the top lid 14 opened.
- FIG. 6 shows the infusion heating device 40 top lid 14 of FIG.
- FIG. 7 is a cross-sectional view showing a closed state, and
- FIG. 7 is a longitudinal cross-sectional view showing a tube holding plate 42 fitted in an infusion heating device 40.
- the infusion heating device 40 of the present embodiment includes a tube holding plate 42 fitted to the upper surface opening of the box 12.
- the front surface (upper surface) of the tube holding plate 42 is configured similarly to the tube holding plate 20, but the back surface (lower surface) has an infusion heating bag 26 containing heat storage material 28.
- a bracket 46 is formed at regular intervals to form a housing space 43 for accommodating the battery and to which the electric heater 44 is fixed.
- the infusion heating bag 26 is adapted to be fitted between the back surface of the tube holding plate 42 and the bracket 46 in close contact with them.
- Reference numeral 48 in FIG. 5 denotes a power cord connected to the electric heater 44.
- the electric heater 44 a ceramic heater having a function of maintaining a predetermined heating temperature regardless of the outside air temperature or the ambient temperature is preferably used.
- the heat storage material 28 in the infusion heating bag 26 is an electric heat pump. Since the heat storage material 28 releases latent heat based on the phase change from the liquid phase to the solid phase, the infusion heating bag 6 is placed in a box. There is an advantage that the heat storage material 28 is heated in the process of being heated and changed from its solid state to the liquid state while remaining in the body 12. Therefore, when the heat storage material 28 is a paraffinic heat storage material, the infusion solution is continuously heated by periodically heating the heat storage material 28 by the electric heater 44. .
- the heat storage and heat transfer of the heat storage material 28, which is a paraffinic heat storage material is performed. While the heating of the infusion in the tube 16 is performed simultaneously, and the heating of the electric heater 44 is stopped, the infusion is performed by the latent heat released based on the phase change of the heat storage material 8 from the liquid phase to the solid phase. The infusion in tube 16 is warmed.
- the infusion in the infusion tube 16 was heated by the infusion heating bag 26, but the infusion heating bag 26 was closely attached to the infusion pack, that is, the infusion storage bag.
- the infusion stored in the infusion storage bag may be heated by the infusion heating bag 26.
- the infusion solution is heated at a substantially constant temperature for a relatively long time from the beginning of the heating by the infusion heating bag 26 from the start of heating. Is a single bag that deforms in the same manner as the shape of the space 24 or 43, but may be accommodated in the space 24 or 43 by being folded.
- the infusion heating bag 26 is disposed so as to be in close contact with the back surfaces of the tube holding plates 20 and 42, but is arranged so as to directly contact the infusion tube 16. May be provided.
- the tube holding device including the box body 12 and the upper lid 14 is used.
- the tube holding device is formed of a soft plastic into a tubular shape, and the tubular shape is formed. It may be configured to be partially opened and closed.
- the infusion heated by the infusion heating bag 26 is not only composed of blood, plasma, physiological saline, nutrient solution, or medicinal solution, but also is composed of fluid nutritional ingredients and the like. It may be something.
- the infusion When the infusion is blood, plasma, physiological saline, nutrient solution for injection, or medicinal solution for injection, etc., it is passed through the drip tube, mouth clamp, infusion tube, and infusion tube connected to the infusion container, and into the blood vessel of the living body. If the infusion is an oral nutrient solution, oral medicinal solution, or a liquid nutritional food, it is supplied directly to the digestive organs of the living body through the infusion tube connected to the infusion container, or Or to the mouth.
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB200480042503XA CN100571797C (zh) | 2004-02-17 | 2004-02-17 | 输液液体加温方法、输液液体加温装置以及输液液体加温袋 |
EP04711709.8A EP1721626B1 (en) | 2004-02-17 | 2004-02-17 | Device for warming infusion liquid |
US10/588,817 US7715700B2 (en) | 2004-02-17 | 2004-02-17 | Method, device, and bag for warming infusion liquid |
PCT/JP2004/001749 WO2005077436A1 (ja) | 2004-02-17 | 2004-02-17 | 輸液加温方法、輸液加温装置、および輸液加温袋 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2004/001749 WO2005077436A1 (ja) | 2004-02-17 | 2004-02-17 | 輸液加温方法、輸液加温装置、および輸液加温袋 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005077436A1 true WO2005077436A1 (ja) | 2005-08-25 |
Family
ID=34857547
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/001749 WO2005077436A1 (ja) | 2004-02-17 | 2004-02-17 | 輸液加温方法、輸液加温装置、および輸液加温袋 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7715700B2 (ja) |
EP (1) | EP1721626B1 (ja) |
CN (1) | CN100571797C (ja) |
WO (1) | WO2005077436A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7988665B2 (en) | 2006-05-10 | 2011-08-02 | Genshirou Ogawa | Infusion fluid heating apparatus |
CN104582227A (zh) * | 2015-01-07 | 2015-04-29 | 江苏邦士医疗科技有限公司 | 一种可触式等离子体处理系统 |
CN105251085A (zh) * | 2015-01-28 | 2016-01-20 | 何向锋 | 一种温度缓冲输液加温器 |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9474848B2 (en) | 2009-03-09 | 2016-10-25 | Thermedx, Llc | Fluid management system |
WO2010104878A1 (en) | 2009-03-09 | 2010-09-16 | Thermedx Llc | Surgical fluid management system |
KR101856804B1 (ko) | 2010-10-27 | 2018-05-10 | 플린더스 메디컬 센터 | 휴대용 유체 가온장치 |
US9849253B2 (en) * | 2012-10-29 | 2017-12-26 | Forever Young International, Inc. | Temperature changing intracorporeal fluid delivery system |
CN103861183B (zh) * | 2014-03-14 | 2015-11-04 | 重庆大学 | 一种利用相变实现热量转移的输液管加热装置 |
RU2014110912A (ru) * | 2014-03-24 | 2015-09-27 | Эдуард Фёдорович Сыроватский | Способ подогрева инфузионного или трансфузионного препарата и устройство для его осуществления |
US9770541B2 (en) | 2014-05-15 | 2017-09-26 | Thermedx, Llc | Fluid management system with pass-through fluid volume measurement |
CN104369970A (zh) * | 2014-11-04 | 2015-02-25 | 蒋争艳 | 医用流质袋的专用保温装置 |
CN105854134B (zh) * | 2016-04-25 | 2019-03-19 | 武汉大学 | 一种基于固液相变材料的医用输液加热装置 |
CN106413141A (zh) * | 2016-11-25 | 2017-02-15 | 天津尚吉液压设备有限公司 | 便携式自动加热器 |
CN107297003A (zh) * | 2017-04-28 | 2017-10-27 | 中集冷云(北京)供应链管理有限公司 | 基于相变材料的输液加热装置 |
CN106983934A (zh) * | 2017-05-05 | 2017-07-28 | 成都理工大学 | 一种以相变材料为保温介质的便携式输液加热装置及其制作原理方法 |
CN107050585A (zh) * | 2017-05-05 | 2017-08-18 | 成都理工大学 | 一种以芒硝为保温材料的便携式输液加热装置及其制作原理方法 |
CN107050586A (zh) * | 2017-05-05 | 2017-08-18 | 成都理工大学 | 一种以氯化钙为保温材料的便携式输液加热装置及其制作原理方法 |
CN109331298A (zh) * | 2018-10-22 | 2019-02-15 | 武汉轻工大学 | 输液恒温控制方法、输液恒温控制装置及可读存储介质 |
US20210138125A1 (en) | 2019-11-08 | 2021-05-13 | Thermedx Llc | Fluid Management Systems and Methods |
CN112587757B (zh) * | 2020-12-16 | 2021-09-14 | 江苏义倍医疗科技股份有限公司 | 一种输液装置 |
CN113648482A (zh) * | 2021-09-06 | 2021-11-16 | 中国人民解放军军事科学院军事医学研究院 | 一种无源输血输液加温器 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6219163A (ja) * | 1985-07-19 | 1987-01-27 | 松下電器産業株式会社 | 蓄熱装置 |
JPH01312356A (ja) * | 1988-06-10 | 1989-12-18 | Yoshinobu Yamaguchi | トリガーを内蔵した蓄熱体 |
JPH07289579A (ja) * | 1994-04-25 | 1995-11-07 | Shigeyuki Yasuda | 潜熱蓄熱媒体と蓄熱あんか及び潜熱蓄熱システム |
JPH07328120A (ja) * | 1994-06-02 | 1995-12-19 | Ichiro Kamura | 点滴保温箱 |
JPH1043295A (ja) * | 1996-08-01 | 1998-02-17 | Olympus Optical Co Ltd | 送液装置 |
JP2001091175A (ja) * | 1999-09-27 | 2001-04-06 | Matsushita Electric Works Ltd | マイクロ波加熱可能潜熱蓄熱体 |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3485245A (en) * | 1967-06-21 | 1969-12-23 | Ibm | Portable fluid heater |
US3612059A (en) * | 1970-03-05 | 1971-10-12 | Robert A Ersek | Heat exchanger for blood during transfusions |
JPS5352314Y2 (ja) | 1972-12-21 | 1978-12-14 | ||
US4077390A (en) | 1976-08-02 | 1978-03-07 | Marc F. Fiedler | Reusable heat pack containing supercooled solution and means for activating same |
JPS54109291A (en) * | 1978-02-16 | 1979-08-27 | Genshirou Ogawa | Heater structure for instillation liquid* transfusion blood or like |
US4731072A (en) * | 1981-05-11 | 1988-03-15 | Mcneilab, Inc. | Apparatus for heating or cooling fluids |
GB2160965B (en) * | 1984-06-13 | 1987-06-17 | Electricity Council | Thermal storage device |
JPS617377A (ja) | 1984-06-21 | 1986-01-14 | Matsushita Electric Ind Co Ltd | 蓄熱エレメントの製造方法 |
DE3582772D1 (de) * | 1984-09-06 | 1991-06-13 | Genshiro Ogawa | Elektronisch kontrolliertes heizgeraet fuer infusionsfluessigkeiten. |
JPS62295667A (ja) * | 1986-06-16 | 1987-12-23 | 小川 源之郎 | 輸液加温器 |
JPH02126652A (ja) | 1988-11-07 | 1990-05-15 | Mitsubishi Electric Corp | 半導体集積回路装置 |
JPH02234761A (ja) | 1989-03-09 | 1990-09-17 | Yoshinobu Yamaguchi | 蓄熱物質を有する温灸器 |
US4934336A (en) | 1989-05-26 | 1990-06-19 | White Steven J | Apparatus and method for warming intravenous equipment |
US5254094A (en) * | 1989-07-17 | 1993-10-19 | Starkey David L | Physiological fluid warmer |
US5250032A (en) * | 1991-12-13 | 1993-10-05 | Spectralogic, Inc. | Heater for in vivo blood infusion |
JPH05237161A (ja) | 1992-02-27 | 1993-09-17 | Tokyo Electric Co Ltd | 温灸器 |
CN2189937Y (zh) * | 1994-05-15 | 1995-02-22 | 杨纪维 | 蓄热式输液加温器 |
JPH105267A (ja) | 1996-06-26 | 1998-01-13 | Matsushita Electric Ind Co Ltd | 温灸器 |
US5846224A (en) | 1996-10-01 | 1998-12-08 | Baxter International Inc. | Container for use with blood warming apparatus |
AU3492700A (en) * | 1999-02-17 | 2000-09-04 | University Of Florida Research Foundation, Inc. | Medical warming devices |
JP2002013893A (ja) | 2000-06-27 | 2002-01-18 | Michiko Yamaguchi | 起熱装置を具備した潜熱放熱体 |
US6788885B2 (en) * | 2000-09-01 | 2004-09-07 | Michael Mitsunaga | System for heating instillation or transfusion liquids |
DE10043533A1 (de) | 2000-09-05 | 2002-03-28 | Roland Sailer | Wärmespeicher |
JP2002098455A (ja) | 2000-09-22 | 2002-04-05 | Kawasaki Shokuhin Sangyo Kk | 恒温運搬庫 |
JP2002102349A (ja) | 2000-09-29 | 2002-04-09 | Ube Ind Ltd | 医療用熱交換バック |
US6484514B1 (en) | 2000-10-10 | 2002-11-26 | The Procter & Gamble Company | Product dispenser having internal temperature changing element |
KR20020053442A (ko) * | 2000-12-27 | 2002-07-05 | 임춘식 | 수액공급장치 및 이를 이용한 수액의 가열 방법 |
WO2005009500A2 (en) * | 2003-07-09 | 2005-02-03 | Enginivity Llc | Medical fluid warming system |
-
2004
- 2004-02-17 EP EP04711709.8A patent/EP1721626B1/en not_active Expired - Fee Related
- 2004-02-17 CN CNB200480042503XA patent/CN100571797C/zh not_active Expired - Fee Related
- 2004-02-17 US US10/588,817 patent/US7715700B2/en not_active Expired - Fee Related
- 2004-02-17 WO PCT/JP2004/001749 patent/WO2005077436A1/ja active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6219163A (ja) * | 1985-07-19 | 1987-01-27 | 松下電器産業株式会社 | 蓄熱装置 |
JPH01312356A (ja) * | 1988-06-10 | 1989-12-18 | Yoshinobu Yamaguchi | トリガーを内蔵した蓄熱体 |
JPH07289579A (ja) * | 1994-04-25 | 1995-11-07 | Shigeyuki Yasuda | 潜熱蓄熱媒体と蓄熱あんか及び潜熱蓄熱システム |
JPH07328120A (ja) * | 1994-06-02 | 1995-12-19 | Ichiro Kamura | 点滴保温箱 |
JPH1043295A (ja) * | 1996-08-01 | 1998-02-17 | Olympus Optical Co Ltd | 送液装置 |
JP2001091175A (ja) * | 1999-09-27 | 2001-04-06 | Matsushita Electric Works Ltd | マイクロ波加熱可能潜熱蓄熱体 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1721626A4 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7988665B2 (en) | 2006-05-10 | 2011-08-02 | Genshirou Ogawa | Infusion fluid heating apparatus |
CN104582227A (zh) * | 2015-01-07 | 2015-04-29 | 江苏邦士医疗科技有限公司 | 一种可触式等离子体处理系统 |
CN104582227B (zh) * | 2015-01-07 | 2017-02-22 | 江苏邦士医疗科技有限公司 | 一种可触式等离子体处理系统 |
CN105251085A (zh) * | 2015-01-28 | 2016-01-20 | 何向锋 | 一种温度缓冲输液加温器 |
Also Published As
Publication number | Publication date |
---|---|
US7715700B2 (en) | 2010-05-11 |
EP1721626A4 (en) | 2008-05-07 |
US20080039815A1 (en) | 2008-02-14 |
CN100571797C (zh) | 2009-12-23 |
EP1721626A1 (en) | 2006-11-15 |
EP1721626B1 (en) | 2016-02-17 |
CN1925884A (zh) | 2007-03-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2005077436A1 (ja) | 輸液加温方法、輸液加温装置、および輸液加温袋 | |
JP5883878B2 (ja) | 携帯型流体加温器 | |
EP2911720B1 (en) | Temperature changing intracorporeal fluid delivery devices | |
CN102438577A (zh) | 柔性流体存储和加热袋以及流体存储和加热系统 | |
US20050230376A1 (en) | Method and apparatus for heating sterile solutions during medical procedures | |
JP4194826B2 (ja) | 輸液加温装置 | |
CN106964031A (zh) | 输液加热装置和输液加热方法 | |
JP2016504951A (ja) | 医療用注入流体の熱交換装置及び加温システム | |
US8528833B2 (en) | Portable heating pad | |
JP2004103480A (ja) | 加熱装置 | |
US11400237B2 (en) | Medicine infusion apparatus including thermoelectric module | |
CN211458669U (zh) | 离体组织存放设备 | |
EA031133B1 (ru) | Устройство для генерирования пара для инъекции в сосуд человека или животного | |
JP2003135599A (ja) | チューブ加温器 | |
CN109847153B (zh) | 一种输液管长时恒温加热装置 | |
CN210186189U (zh) | 一种输液管加热保温装置 | |
CN100479877C (zh) | 带有单个或多个静脉注射液体容器中液体加热及温度监控系统的设备 | |
JP3232445U (ja) | 水素含有点滴溶液の製造装置 | |
ES2475365T3 (es) | Aparato y método para descongelación o regeneración de alimentos congelados | |
TWM349777U (en) | Constant temperature drip device without electric power | |
JP5133044B2 (ja) | 発熱袋 | |
JP2007503854A6 (ja) | 単一又は複数の非経口溶液用容器セット内の流体の加熱及び温度監視システム | |
JP2007503854A (ja) | 単一又は複数の非経口溶液用容器セット内の流体の加熱及び温度監視システム | |
KR20020053442A (ko) | 수액공급장치 및 이를 이용한 수액의 가열 방법 | |
CN212141042U (zh) | 免插电式腹膜透析液加热装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 200480042503.X Country of ref document: CN |
|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): BW GH GM KE LS MW MZ SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LU MC NL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
NENP | Non-entry into the national phase |
Ref country code: DE |
|
WWW | Wipo information: withdrawn in national office |
Ref document number: DE |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2004711709 Country of ref document: EP |
|
WWP | Wipo information: published in national office |
Ref document number: 2004711709 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 10588817 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 10588817 Country of ref document: US |
|
NENP | Non-entry into the national phase |
Ref country code: JP |
|
WWP | Wipo information: published in national office |
Ref document number: 10588817 Country of ref document: US |