US4595007A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Split ring type tissue fastener
Assignee: Ethicon Inc
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Filing: 1983-03-14
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Granted: 1986-06-17
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Expires: 2003-03-14
Abstract
Abstract A sterile, surgical, unitary fastener having a generally circular shape and with its free ends disposed laterally with respect to each other. Methods and instruments for forming and placing such fasteners to join tissue together.
Inventors
- 👤 Robert W. Mericle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:59
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/04; A61B17/06; A61B17/06066; A61B2017/06076
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
93 words
A method for joining tissue comprising approximating the tissue to be joined, inserting one end of a fastener through the approximated tissue, said fastener being formable into a given shape and capable of maintaining such shape once it has been formed, bending said fastener into a generally circular shape while said fastener is being inserted through the tissue, and simultaneously disposing said inserted end of said fastener laterally from the opposite end of said fastener while said fastener is being bent, whereby the tissue is joined by the maintained shape of the fastener.
Claim 2
Independent Claim
93 words
A method for joining tissue comprising approximating the tissue to be joined, inserting one end of a fastener through the approximated tissue, said fastener being formable into a given shape and capable of maintaining such shape once it has been formed, bending said fastener into a generally circular shape while said fastener is being inserted through the tissue, and simultaneously disposing said inserted end of said fastener laterally from the opposite end of said fastener while said fastener is being bent, whereby the tissue is joined by the maintained shape of the fastener.
Claim 3
Dependent Claim
21 words
A method according to claim 1 wherein the fastener is continually bent to form a plurality of connected generally circular shapes.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1989-06-16 | 1989-12-16 | 1990-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-06-16 | 1993-12-16 | 1994-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-06-16 | 1997-12-16 | 1998-06-17 | $7700.00 | Window Closed / Lapsed |