Patent US4733666A successfully refreshed from Google Patents.
US4733666A
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Surgical clip for cholangiography
Assignee: MERCER LEO MD
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Filing: 1986-01-13
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Granted: 1988-03-29
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Expires: 2006-01-13
Abstract
Abstract A surgical clip is disclosed. The clip may be used to anchor a cholangiographic catheter that has been previously inserted into the cystic duct to the position it has been placed within the cystic duct.
Inventors
- 👤 Leo C. Mercer, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:13
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/12; A61B17/122; A61B2017/00004; A61B2017/00831; A61B2017/00902
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
227 words
A surgical clip of one-piece integral construction for hollow linear organ structures comprising: two arms axially displaced from each other at one end and rotatably connected to each other at the other end; said arms having substantially flat planar surfaces except for a single generally semi-circular recessed groove located on each said arm, the generally semi-circular recessed groove of one arm facing the generally semi-circular recessed groove of the other arm in a coplanar relationship, enabling the connecting of said axially displaced ends to produce a surgical clip having a generally circular passageway extending through said surgical clip substantially normal to the plane of the clip's rotation; one of said axially displaced ends possesses a single lug and a single slotted groove; and the other said axially displaced end possesses a single recessed groove and a single inward facing flange; said lug and slotted groove being insertable into a gap between said recessed groove and said flange, enabling said lug and slotted groove to be locked into position between said recessed groove and said flange, enabling the connection of one axially displaced end of one arm to the axially displaced end of the other arm; said surgical clip enabling the application of an axially distributed compressive force against said hollow linear organ structure and wherein said surgical clip is composed of a biocompatible material and is absorbable.
Claim 2
Dependent Claim
227 words
A surgical clip of one-piece integral construction for hollow linear organ structures comprising: two arms axially displaced from each other at one end and rotatably connected to each other at the other end; said arms having substantially flat planar surfaces except for a single generally semi-circular recessed groove located on each said arm, the generally semi-circular recessed groove of one arm facing the generally semi-circular recessed groove of the other arm in a coplanar relationship, enabling the connecting of said axially displaced ends to produce a surgical clip having a generally circular passageway extending through said surgical clip substantially normal to the plane of the clip's rotation; one of said axially displaced ends possesses a single lug and a single slotted groove; and the other said axially displaced end possesses a single recessed groove and a single inward facing flange; said lug and slotted groove being insertable into a gap between said recessed groove and said flange, enabling said lug and slotted groove to be locked into position between said recessed groove and said flange, enabling the connection of one axially displaced end of one arm to the axially displaced end of the other arm; said surgical clip enabling the application of an axially distributed compressive force against said hollow linear organ structure and wherein said surgical clip is composed of a biocompatible material and is absorbable.
Claim 3
Dependent Claim
12 words
The surgical clip of claim 1 wherein said surgical clip is radiolucent.
Claim 4
Dependent Claim
14 words
The surgical clip of claim 1 wherein said surgical clip is composed of polydioxanone.
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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) | 1991-03-29 | 1991-09-28 | 1992-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-03-29 | 1995-09-28 | 1996-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-03-29 | 1999-09-28 | 2000-03-29 | $7700.00 | Window Closed / Lapsed |