Patent US4089331A successfully refreshed from Google Patents.
US4089331A
Expired / Lapsed
US
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Surgical drape with fenestration liner
Assignee: Boundary Healthcare Products Corp
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Filing: 1976-12-06
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Granted: 1978-05-16
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Expires: 1996-12-06
Abstract
Abstract A surgical drape comprising, a sheet of flexible material resistant to the passage of bacteria for covering a portion of a patient's body, with the covering sheet having a fenestration for placement over a surgical site. The drape has an auxiliary sheet of flexible material resistant to the passage of body fluids connected to the drape and extending a sufficient distance past an edge of the fenestration for placement of an end portion in a surgical incision to isolate the surgical site and control runoff of fluids.
Inventors
- 👤 Edward G. Hartigan
- 👤 Donald Patience
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:00
CPC Classifications
A; A61; A61B; A61B46/00
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
119 words
A surgical drape comprising, a sheet of flexible material resistant to the passage of bacteria for covering a portion of a patient's body, with the covering sheet having a fenestration for placement over a surgical site, and said drape having an auxiliary sheet of flexible material resistant to the passage of body fluids and bacteria connected to the drape and extending a sufficient distance past an edge of the fenestration for placement of an end portion in a surgical incision to isolate the surgical site and control runoff of fluids, said drape including a pocket member having an opening facing toward said fenestration edge, with the end portion of said auxiliary sheet being selectively positioned in the pocket member.
Claim 2
Dependent Claim
119 words
A surgical drape comprising, a sheet of flexible material resistant to the passage of bacteria for covering a portion of a patient's body, with the covering sheet having a fenestration for placement over a surgical site, and said drape having an auxiliary sheet of flexible material resistant to the passage of body fluids and bacteria connected to the drape and extending a sufficient distance past an edge of the fenestration for placement of an end portion in a surgical incision to isolate the surgical site and control runoff of fluids, said drape including a pocket member having an opening facing toward said fenestration edge, with the end portion of said auxiliary sheet being selectively positioned in the pocket member.
Claim 3
Dependent Claim
21 words
The drape of claim 1 wherein the auxiliary sheet is secured to the drape at a location adjacent the fenestration edge.
Claim 4
Dependent Claim
15 words
The drape of claim 1 wherein said auxiliary sheet is made from a plastic material.
Claim 5
Dependent Claim
11 words
The drape of claim 3 wherein said auxiliary sheet is transparent.
Claim 6
Dependent Claim
128 words
A surgical drape comprising, an outer surface facing away from a patient after placement of the drape, an inner surface facing toward the patient after placement of the drape, edges defining the periphery of the drape, a fenestration spaced from said peripheral edges of the drape for placement over a surgical site and having a pair of opposed elongated peripheral edges, and a pair of opposed flexible liners connected to the drape adjacent a respective peripheral edge of the fenestration, said liners being movable between a storage position overlying said outer surface and extending away from the respective fenestration edge, and an operative position with end portions of the liners extending from the respective fenestration edge into a surgical incision, said liner end portions being free of adhesive.
Claim 7
Dependent Claim
128 words
A surgical drape comprising, an outer surface facing away from a patient after placement of the drape, an inner surface facing toward the patient after placement of the drape, edges defining the periphery of the drape, a fenestration spaced from said peripheral edges of the drape for placement over a surgical site and having a pair of opposed elongated peripheral edges, and a pair of opposed flexible liners connected to the drape adjacent a respective peripheral edge of the fenestration, said liners being movable between a storage position overlying said outer surface and extending away from the respective fenestration edge, and an operative position with end portions of the liners extending from the respective fenestration edge into a surgical incision, said liner end portions being free of adhesive.
Claim 8
Dependent Claim
17 words
The drape of claim 5 wherein said liners are secured to the inner surface of the drape.
Claim 9
Dependent Claim
15 words
The drape of claim 5 wherein said liners extend substantially the length of said edges.
Claim 10
Dependent Claim
29 words
The drape of claim 5 wherein said drape includes a pair of opposed pocket members adjacent the opposed fenestration edges and having openings facing toward the respective fenestration edge.
Claim 11
Dependent Claim
19 words
The drape of claim 8 wherein said liners are received in the respective pocket member in said storage position.
Claim 12
Dependent Claim
21 words
The drape of claim 1 wherein the length of said auxiliary sheet is greater than half the width of said fenestration.
Claim 13
Dependent Claim
20 words
The drape of claim 5 wherein the length of said liners is greater than half the width of said fenestration.
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) | 1981-05-15 | 1981-11-14 | 1982-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-05-15 | 1985-11-14 | 1986-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-05-15 | 1989-11-14 | 1990-05-16 | $7700.00 | Window Closed / Lapsed |