DE3064832D1 - Process for preparing hydroxyapatite, and filter cake, ceramic material and implant material comprising hydroxyapatite - Google Patents

Process for preparing hydroxyapatite, and filter cake, ceramic material and implant material comprising hydroxyapatite

Info

Publication number
DE3064832D1
DE3064832D1 DE8080303293T DE3064832T DE3064832D1 DE 3064832 D1 DE3064832 D1 DE 3064832D1 DE 8080303293 T DE8080303293 T DE 8080303293T DE 3064832 T DE3064832 T DE 3064832T DE 3064832 D1 DE3064832 D1 DE 3064832D1
Authority
DE
Germany
Prior art keywords
hydroxyapatite
filter cake
preparing
ceramic material
implant
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE8080303293T
Other languages
English (en)
Inventor
Hirosi Nagai
Yasushi No Haitsu-Ta Nishimura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kureha Corp
Original Assignee
Kureha Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=14849779&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3064832(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kureha Corp filed Critical Kureha Corp
Application granted granted Critical
Publication of DE3064832D1 publication Critical patent/DE3064832D1/de
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/02—Inorganic materials
    • A61L27/12—Phosphorus-containing materials, e.g. apatite
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/40—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material
    • A61L27/44—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material having a macromolecular matrix
    • A61L27/46—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material having a macromolecular matrix with phosphorus-containing inorganic fillers
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/26—Phosphates
    • C01B25/32—Phosphates of magnesium, calcium, strontium, or barium
    • C01B25/322—Preparation by neutralisation of orthophosphoric acid
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/447—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on phosphates, e.g. hydroxyapatite
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
    • A61F2310/00005—The prosthesis being constructed from a particular material
    • A61F2310/00179—Ceramics or ceramic-like structures
    • A61F2310/00293—Ceramics or ceramic-like structures containing a phosphorus-containing compound, e.g. apatite
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S623/00—Prosthesis, i.e. artificial body members, parts thereof, or aids and accessories therefor
    • Y10S623/92—Method or apparatus for preparing or treating prosthetic
DE8080303293T 1979-09-25 1980-09-18 Process for preparing hydroxyapatite, and filter cake, ceramic material and implant material comprising hydroxyapatite Expired DE3064832D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12300079A JPS5645814A (en) 1979-09-25 1979-09-25 Hydroxyapatite, its ceramic material and its manufacture

Publications (1)

Publication Number Publication Date
DE3064832D1 true DE3064832D1 (en) 1983-10-20

Family

ID=14849779

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8080303293T Expired DE3064832D1 (en) 1979-09-25 1980-09-18 Process for preparing hydroxyapatite, and filter cake, ceramic material and implant material comprising hydroxyapatite

Country Status (5)

Country Link
US (3) US4330514A (de)
EP (1) EP0026090B1 (de)
JP (1) JPS5645814A (de)
CA (1) CA1158017A (de)
DE (1) DE3064832D1 (de)

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US4097935A (en) * 1976-07-21 1978-07-04 Sterling Drug Inc. Hydroxylapatite ceramic
JPS53144194A (en) * 1977-05-20 1978-12-15 Kureha Chemical Ind Co Ltd Compound implanted material and making method thereof
US4226839A (en) * 1978-07-21 1980-10-07 The United States Of America As Represented By The Administrator Of The U.S. Environmental Protection Agency Activation of calcium oxide as a sorbent
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JPS577856A (en) * 1980-06-13 1982-01-16 Mitsubishi Mining & Cement Co Manufacture of calcium phosphate porous body

Also Published As

Publication number Publication date
EP0026090B1 (de) 1983-09-14
JPH0116762B2 (de) 1989-03-27
US4448758A (en) 1984-05-15
EP0026090A2 (de) 1981-04-01
JPS5645814A (en) 1981-04-25
US4330514A (en) 1982-05-18
US4548959A (en) 1985-10-22
CA1158017A (en) 1983-12-06
EP0026090A3 (en) 1982-03-31

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