US5147371A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for removing gallstones and tissue during surgery
Assignee: Individual
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Filing: 1991-06-28
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Granted: 1992-09-15
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Expires: 2011-06-28
Abstract
Abstract A device for the in situ collection of surgically excised material, including whole gall bladder, gallstones, dissected gall bladder and other tissues, for removal from the body, particularly in laproscopic surgical procedures.
Inventors
- 👤 Charles N. Washington, deceased
- 👤 executrix by Virginia Y. Washington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:02
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/00234; A61B2017/00287
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
155 words
An apparatus for the in situ collection of surgically excised material comprising: an elongated tube having a first end and a second end; a wire entering said tube at said first end, traversing the length of said tube, exiting said tube at said second end, forming a loop at said second end, reentering the tube at said second end, and again traversing said tube, wherein said loop includes at least a full circle of said wire; means for fastening said full circle of said loop to said elongated tube at said second end to retain said loop substantially at said second end and yet allow enlargement of said loop; and a collection pouch having an openable mouth and means at said openable mouth for encircling said loop, wherein said loop acts as a drawstring for said pouch and the size of said loop generally defines the opening size of said openable mouth of said pouch.
Claim 2
Independent Claim
155 words
An apparatus for the in situ collection of surgically excised material comprising: an elongated tube having a first end and a second end; a wire entering said tube at said first end, traversing the length of said tube, exiting said tube at said second end, forming a loop at said second end, reentering the tube at said second end, and again traversing said tube, wherein said loop includes at least a full circle of said wire; means for fastening said full circle of said loop to said elongated tube at said second end to retain said loop substantially at said second end and yet allow enlargement of said loop; and a collection pouch having an openable mouth and means at said openable mouth for encircling said loop, wherein said loop acts as a drawstring for said pouch and the size of said loop generally defines the opening size of said openable mouth of said pouch.
Claim 3
Independent Claim
130 words
An apparatus for the in situ collection of surgically excised material comprising: an elongated tube having a first end and a second end; a wire entering said tube at said first end, traversing the length of said tube, exiting said tube at said second end, forming a loop at said second end which includes at least a full circle of said wire, reentering the tube at said second end and again traversing the length of the tube to exit at the site of entry; and a collection pouch having an openable mouth and means at said openable mouth for encircling said loop, wherein said loop acts as a drawstring for said pouch and the size of said loop generally defines the opening size of said openable mouth of said pouch.
Claim 4
Independent Claim
130 words
An apparatus for the in situ collection of surgically excised material comprising: an elongated tube having a first end and a second end; a wire entering said tube at said first end, traversing the length of said tube, exiting said tube at said second end, forming a loop at said second end which includes at least a full circle of said wire, reentering the tube at said second end and again traversing the length of the tube to exit at the site of entry; and a collection pouch having an openable mouth and means at said openable mouth for encircling said loop, wherein said loop acts as a drawstring for said pouch and the size of said loop generally defines the opening size of said openable mouth of said pouch.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1995-09-15 | 1996-03-16 | 1996-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-09-15 | 2000-03-16 | 2000-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-09-15 | 2004-03-16 | 2004-09-15 | $7700.00 | Window Closed / Lapsed |