US5690269A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Endoscopic stapler
Assignee: United States Surgical Corp
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Filing: 1996-05-01
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Granted: 1997-11-25
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Expires: 2016-05-01
Abstract
Abstract An endoscopic or laparoscopic surgical instrument for applying fasteners to bodily tissue is disclosed. The instrument includes a handle assembly, an endoscopic portion and a jaw portion. The instrument is configured and dimensioned to be insertable through a cannula, and is useful for applying a purse string to bodily tissue.
Inventors
- 👤 Henry Bolanos
- 👤 Charles R. Sherts
- 👤 Thomas A. Pelletier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:33
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/068; A61B17/072; A61B17/07207; A61B17/0682; A61B17/10; A61B17/11; A61B17/115; A61B17/1152; A61B2017/07214; A61B2017/1142; A61B17/28; A61B17/29; A61B2017/2926; A61B2017/2927; A61B2017/2929
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
109 words
A surgical instrument comprising: a handle portion having proximal and distal end portions and a longitudinal axis; a pair of jaws extending generally longitudinally from the distal end portion, at least one of the jaws being movable relative to the longitudinal axis defined by the handle portion; and a plurality of fasteners disposed within at least one of said pair of jaws, wherein each fastener has a pair of legs joined by a backspan, the distal-most fastener backspan being oriented substantially perpendicular to the longitudinal axis of the handle portion and wherein each fastener is ejected in a direction generally towards said longitudinal axis when the instrument is fired.
Claim 2
Dependent Claim
109 words
A surgical instrument comprising: a handle portion having proximal and distal end portions and a longitudinal axis; a pair of jaws extending generally longitudinally from the distal end portion, at least one of the jaws being movable relative to the longitudinal axis defined by the handle portion; and a plurality of fasteners disposed within at least one of said pair of jaws, wherein each fastener has a pair of legs joined by a backspan, the distal-most fastener backspan being oriented substantially perpendicular to the longitudinal axis of the handle portion and wherein each fastener is ejected in a direction generally towards said longitudinal axis when the instrument is fired.
Claim 3
Dependent Claim
40 words
The instrument of claim 1, wherein each jaw is movable between an open position and a closed position and wherein both jaws are in substantial parallel alignment with the longitudinal axis of the handle portion when in the closed position.
Claim 4
Dependent Claim
36 words
The instrument of claim 2, wherein each fastener has a pair of legs joined by a backspan and the fastener legs are generally oriented toward the longitudinal axis when the jaws are in the closed position.
Claim 5
Dependent Claim
14 words
The instrument of claim 1, further comprising anvilless means for deforming the fastener legs.
Claim 6
Dependent Claim
15 words
The instrument of claim 1, further comprising means for ejecting the fasteners from each jaw.
Claim 7
Dependent Claim
24 words
The instrument of claim 1, further comprising at least one cam member disposed in each jaw for sequentially ejecting the fasteners from each jaw.
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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) | 2000-11-24 | 2001-05-26 | 2001-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2004-11-24 | 2005-05-26 | 2005-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2008-11-24 | 2009-05-26 | 2009-11-25 | $7700.00 | Window Closed / Lapsed |