Patent US1953216A successfully refreshed from Google Patents.
US4576163A
Expired / Lapsed
US
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Skin marker for use in biopsy excisions
Assignee: Individual
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Filing: 1983-08-08
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Granted: 1986-03-18
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Expires: 2003-08-08
Abstract
Abstract A surgical instrument for marking a pattern on the skin of a patient to first guide a surgeon in subsequently incising procedure to acquire an excision by a biopsy, or surgical debridement, with the use of a surgical cutting instrument, and secondly, provide guide indicia for accurately suturing or closing the excision defect to provide a straight hairline scar.
Inventors
- 👤 Robert J. Bliss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:32
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/32; A61B90/00; A61B90/39; A61B2090/3937; A61B2090/395
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
140 words
A skin marker for surgical purposes, comprising a hollow member of material sufficiently rigid to leave a marking on the skin of a patient after being pressed edgewise thereagainst, said members being formed of a pair of initially flat blanks disposed on edge with their ends secured tightly together and each blank being outwardly bowed centrally thereof to define a bottom edge having an excision pattern converging to a point at each end from a widened central area to leave a defect after incision that may be closed to provide a fine line straight scar, each blank of said pair being a mirror image of each other with each blank having at least one suture guide marker extending outwardly of each blank, the bottom edge of said marker being in the same plane as said bottom edge of said blank.
Claim 2
Dependent Claim
140 words
A skin marker for surgical purposes, comprising a hollow member of material sufficiently rigid to leave a marking on the skin of a patient after being pressed edgewise thereagainst, said members being formed of a pair of initially flat blanks disposed on edge with their ends secured tightly together and each blank being outwardly bowed centrally thereof to define a bottom edge having an excision pattern converging to a point at each end from a widened central area to leave a defect after incision that may be closed to provide a fine line straight scar, each blank of said pair being a mirror image of each other with each blank having at least one suture guide marker extending outwardly of each blank, the bottom edge of said marker being in the same plane as said bottom edge of said blank.
Claim 3
Dependent Claim
16 words
The skin marker of claim 1 wherein each of said blanks have three spaced suture markers.
Claim 4
Dependent Claim
29 words
The skin marker of claim 1 wherein each of said ends of said blanks include an outwardly extending tab, the bottom of said tabs recessed above said bottom edge.
References Cited (Backward Citations)
US2932296A
Cited
US4192312A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1989-03-17 | 1989-09-16 | 1990-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-03-17 | 1993-09-16 | 1994-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-03-17 | 1997-09-16 | 1998-03-18 | $7700.00 | Window Closed / Lapsed |