US4476860A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surgical drape
Assignee: Boundary Healthcare Products Corp
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Filing: 1982-09-15
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Granted: 1984-10-16
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Expires: 2002-09-15
Abstract
Abstract A surgical drape comprising, a main sheet of flexible material having an inner surface for facing toward a patient after placement of the drape, and an outer surface facing away from the patient after placement of the drape. The drape has a pair of pockets of transparent material on the outer surface of the main sheet and having an outer edge defining an opening of the pockets which face toward each other.
Inventors
- 👤 Robert F. Collins
- 👤 Amy S. Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:58
CPC Classifications
A; A61; A61B; A61B46/00; A61B46/20; A61B46/23
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
173 words
A surgical drape, comprising: a main sheet of flexible material having an inner surface facing toward a patient after placement of the drape, and an outer surface facing away from the patient after placement of the drape; and a transparent sheet of flexible material having a pair of opposed end edges, a pair of opposed side edges connecting the end edges, first and second spaced fold lines generally aligned with said side edges and extending between said end edges, said first and second fold lines defining a central panel extending between said first and second fold lines and a pair of outer panels extending from said central panel and being directed toward each other, said outer panels having an outer edge defining an opening facing toward each other to form a pair of opposed pockets, said transparent sheet having first seal lines between said outer panels and central panel, with said first seal lines extending between the first and second fold lines and the outer edges at a location adjacent said end edges.
Claim 2
Dependent Claim
173 words
A surgical drape, comprising: a main sheet of flexible material having an inner surface facing toward a patient after placement of the drape, and an outer surface facing away from the patient after placement of the drape; and a transparent sheet of flexible material having a pair of opposed end edges, a pair of opposed side edges connecting the end edges, first and second spaced fold lines generally aligned with said side edges and extending between said end edges, said first and second fold lines defining a central panel extending between said first and second fold lines and a pair of outer panels extending from said central panel and being directed toward each other, said outer panels having an outer edge defining an opening facing toward each other to form a pair of opposed pockets, said transparent sheet having first seal lines between said outer panels and central panel, with said first seal lines extending between the first and second fold lines and the outer edges at a location adjacent said end edges.
Claim 3
Dependent Claim
19 words
The drape of claim 1 wherein said main sheet and transparent sheet have a fenestration intermediate said outer edges.
Claim 4
Dependent Claim
22 words
The drape of claim 2 including a reinforcement sheet secured to an outer surface of the transparent sheet intermediate said outer edges.
Claim 5
Dependent Claim
21 words
The drape of claim 3 wherein said main sheet, transparent sheet, and reinforcement sheet have a fenestration intermediate said outer edges.
Claim 6
Dependent Claim
67 words
The drape of claim 1 including third and fourth spaced fold lines extending between said end edges generally aligned with said side edges, said third and fourth fold lines defining said outer edges and a pair of edge panels folded beneath said outer panels, said third fold line being associated with the first fold line, and the fourth fold line being associated with the second fold line.
Claim 7
Dependent Claim
22 words
The drape of claim 5 wherein said edge panels are secured to said outer panels along lines extending between said end edges.
Claim 8
Dependent Claim
20 words
The drape of claim 1 including a pair of spaced openings in said transparent sheet to receive tube or wire.
Claim 9
Dependent Claim
19 words
The drape of claim 7 wherein said openings are located intermediate said first seal lines and said end edges.
Claim 10
Dependent Claim
14 words
The drape of claim 8 wherein said openings are located adjacent said outer edges.
Claim 11
Dependent Claim
29 words
The drape of claim 1 including a pair of spaced second seal lines extending substantially between the third fold line and the associated outer edge to define a compartment.
Claim 12
Dependent Claim
18 words
The drape of claim 10 wherein the second seal lines are spaced slightly from the third fold line.
Claim 13
Dependent Claim
17 words
The drape of claim 10 wherein said second seal lines are approximately perpendicular to said outer edge.
Claim 14
Dependent Claim
20 words
The drape of claim 10 wherein said second seal lines are disposed at an angle relative to said outer edge.
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) | 1987-10-16 | 1988-04-16 | 1988-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-10-16 | 1992-04-16 | 1992-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-10-16 | 1996-04-16 | 1996-10-16 | $7700.00 | Window Closed / Lapsed |