CA2064608A1 - Tip for a tissue phacoemulsification device - Google Patents

Tip for a tissue phacoemulsification device

Info

Publication number
CA2064608A1
CA2064608A1 CA2064608A CA2064608A CA2064608A1 CA 2064608 A1 CA2064608 A1 CA 2064608A1 CA 2064608 A CA2064608 A CA 2064608A CA 2064608 A CA2064608 A CA 2064608A CA 2064608 A1 CA2064608 A1 CA 2064608A1
Authority
CA
Canada
Prior art keywords
tissue
tip
phacoemulsification device
phacoemulsification
focusing
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.)
Granted
Application number
CA2064608A
Other languages
French (fr)
Other versions
CA2064608C (en
Inventor
Peter L. Davis
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.)
Individual
Original Assignee
Individual
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
Application filed by Individual filed Critical Individual
Publication of CA2064608A1 publication Critical patent/CA2064608A1/en
Application granted granted Critical
Publication of CA2064608C publication Critical patent/CA2064608C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
    • A61F9/007—Methods or devices for eye surgery
    • A61F9/00736—Instruments for removal of intra-ocular material or intra-ocular injection, e.g. cataract instruments
    • A61F9/00745—Instruments for removal of intra-ocular material or intra-ocular injection, e.g. cataract instruments using mechanical vibrations, e.g. ultrasonic

Abstract

Phacoemulsification needles having distal ends with focusing surfaces for concentrating ultrasonic generated acoustic waves. The focusing surfaces can be beveled and/or provided with continuous curved or faceted surfaces.
CA002064608A 1992-03-31 1992-04-01 Tip for a tissue phacoemulsification device Expired - Fee Related CA2064608C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/861,016 1992-03-31
US07/861,016 US5213569A (en) 1992-03-31 1992-03-31 Tip for a tissue phacoemulsification device

Publications (2)

Publication Number Publication Date
CA2064608A1 true CA2064608A1 (en) 1993-10-01
CA2064608C CA2064608C (en) 1996-07-02

Family

ID=25334643

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002064608A Expired - Fee Related CA2064608C (en) 1992-03-31 1992-04-01 Tip for a tissue phacoemulsification device

Country Status (2)

Country Link
US (1) US5213569A (en)
CA (1) CA2064608C (en)

Families Citing this family (282)

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