US4848367A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of effecting dorsal vein ligation
Assignee: AVANT OTIS LYNN
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Filing: 1988-03-18
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Granted: 1989-07-18
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Expires: 2008-03-18
Abstract
Abstract A method of effecting dorsal vein ligation comprising the steps of positioning a selectively actuable radially expandable member in the urethra adjacent the dorsal vein, actuating the radially expandable member to effect urethral distention outwardly against the dorsal vein to effect substantial closure of the dorsal vein to create a closed portion of the dorsal vein, and ligating the dorsal vein adjacent the closed portion thereof.
Inventors
- 👤 Odis L. Avant
- 👤 Duane A. Crawford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:11
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/11; A61B17/115; A61B17/22; A61B2017/22051; A61B2017/22057
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
69 words
A method of effecting dorsal vein ligation comprising the steps of: (a) positioning a selectively actuable radially expandable means in the urethra adjacent the dorsal vein; (b) actuating said radially expandable means to effect urethral distention outwardly against the dorsal vein to effect substantial closure of the dorsal vein to create a closed portion of the dorsal vein; and (c) ligating the dorsal vein adjacent the closed portion thereof.
Claim 2
Independent Claim
69 words
A method of effecting dorsal vein ligation comprising the steps of: (a) positioning a selectively actuable radially expandable means in the urethra adjacent the dorsal vein; (b) actuating said radially expandable means to effect urethral distention outwardly against the dorsal vein to effect substantial closure of the dorsal vein to create a closed portion of the dorsal vein; and (c) ligating the dorsal vein adjacent the closed portion thereof.
Claim 3
Dependent Claim
21 words
The method of claim 1, wherein step (b) is effected by the injection of pressurizing fluid into said radially expandible means.
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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) | 1992-07-17 | 1993-01-16 | 1993-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-07-17 | 1997-01-16 | 1997-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-07-17 | 2001-01-16 | 2001-07-18 | $7700.00 | Window Closed / Lapsed |