CA2146508A1 - Anvil for circular stapler - Google Patents

Anvil for circular stapler

Info

Publication number
CA2146508A1
CA2146508A1 CA002146508A CA2146508A CA2146508A1 CA 2146508 A1 CA2146508 A1 CA 2146508A1 CA 002146508 A CA002146508 A CA 002146508A CA 2146508 A CA2146508 A CA 2146508A CA 2146508 A1 CA2146508 A1 CA 2146508A1
Authority
CA
Canada
Prior art keywords
anvil
circular stapler
during use
instrument
guiding
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
CA002146508A
Other languages
French (fr)
Other versions
CA2146508C (en
Inventor
Robert H. Schnut
John Charles Robertson
Richard J. Gallagher
David N. Fowler
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.)
United States Surgical Corp
Original Assignee
United States Surgical 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
Application filed by United States Surgical Corp filed Critical United States Surgical Corp
Priority to CA002553140A priority Critical patent/CA2553140C/en
Priority to CA002553139A priority patent/CA2553139C/en
Publication of CA2146508A1 publication Critical patent/CA2146508A1/en
Application granted granted Critical
Publication of CA2146508C publication Critical patent/CA2146508C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
    • A61B17/115—Staplers for performing anastomosis in a single operation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
    • A61B17/115—Staplers for performing anastomosis in a single operation
    • A61B17/1155—Circular staplers comprising a plurality of staples
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B2017/00477—Coupling
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
    • A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
    • A61B2017/07214—Stapler heads
    • A61B2017/07257—Stapler heads characterised by its anvil

Abstract

An anvil assembly for a surgical fastening instrument is disclosed. The anvil is constructed to pivot relative to an anvil shaft to facilitate movement of the anvil and instrument during use. The anvil also has an improved surface for severing structures and a sloped surface for guiding a knife during use.
CA002146508A 1994-08-25 1995-04-06 Anvil for circular stapler Expired - Lifetime CA2146508C (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA002553140A CA2553140C (en) 1994-08-25 1995-04-06 Anvil for circular stapler
CA002553139A CA2553139C (en) 1994-08-25 1995-04-06 Anvil for circular stapler

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US29621894A 1994-08-25 1994-08-25
US08/296,218 1994-08-25

Related Child Applications (2)

Application Number Title Priority Date Filing Date
CA002553140A Division CA2553140C (en) 1994-08-25 1995-04-06 Anvil for circular stapler
CA002553139A Division CA2553139C (en) 1994-08-25 1995-04-06 Anvil for circular stapler

Publications (2)

Publication Number Publication Date
CA2146508A1 true CA2146508A1 (en) 1996-02-26
CA2146508C CA2146508C (en) 2006-11-14

Family

ID=23141099

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002146508A Expired - Lifetime CA2146508C (en) 1994-08-25 1995-04-06 Anvil for circular stapler

Country Status (8)

Country Link
US (3) US5588579A (en)
EP (3) EP1658813B1 (en)
JP (1) JP3056672B2 (en)
AT (1) ATE245945T1 (en)
AU (1) AU685254B2 (en)
CA (1) CA2146508C (en)
DE (3) DE69531383T2 (en)
ES (3) ES2199231T3 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3225192A1 (en) * 2016-04-01 2017-10-04 Ethicon LLC Circular stapling system comprising an incisable tissue support

Families Citing this family (875)

* Cited by examiner, † Cited by third party
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EP1354559B1 (en) 2010-02-24
EP1658813B1 (en) 2008-10-08

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