US4457026A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surgical head drape
Assignee: Ethicon Inc
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Filing: 1983-09-30
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Granted: 1984-07-03
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Expires: 2003-09-30
Abstract
Abstract A surgical drape for use on a patient's head is disclosed. The drape comprises a head sheet for placement on the patient's head and a main sheet for placement under the patient's head. The head sheet has one open end to be wrapped around the patient's head. The opposite end of the head sheet is closed. There are cuffs on both the main sheet and the head sheet for aseptically placing the drape on the patient.
Inventors
- 👤 Henrietta K. Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:05
CPC Classifications
A; A61; A61B; A61B46/00; A61B46/20; A61B2046/205
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
181 words
A surgical drape comprising a main sheet having an upper surface and a lower surface, a top edge, a bottom edge and two side edges, a cuff at the top edge of the main sheet being secured to the body of the main sheet by lines of attachment, a head sheet secured to the upper surface of the main sheet adjacent to the top edge of the main sheet, said head sheet having a top edge, a bottom edge and two opposing side edges, a cuff at the top edge of said head sheet, the side edges of the head sheet being overlapped and secured to each other along the bottom edge of the head sheet, the side edges of said head sheet being folded from a point near the bottom edge of said head sheet at an angle of from about 30° to 60° to form an opening, a line of adhesive along the top edge of at least one portion of said head sheet to provide closure means to attach the head sheet around the head of a patient.
Claim 2
Dependent Claim
181 words
A surgical drape comprising a main sheet having an upper surface and a lower surface, a top edge, a bottom edge and two side edges, a cuff at the top edge of the main sheet being secured to the body of the main sheet by lines of attachment, a head sheet secured to the upper surface of the main sheet adjacent to the top edge of the main sheet, said head sheet having a top edge, a bottom edge and two opposing side edges, a cuff at the top edge of said head sheet, the side edges of the head sheet being overlapped and secured to each other along the bottom edge of the head sheet, the side edges of said head sheet being folded from a point near the bottom edge of said head sheet at an angle of from about 30° to 60° to form an opening, a line of adhesive along the top edge of at least one portion of said head sheet to provide closure means to attach the head sheet around the head of a patient.
Claim 3
Dependent Claim
21 words
The drape of claim 1 in which the cuff of said main sheet overlies the top edge of said head sheet.
Claim 4
Dependent Claim
28 words
The drape of claim 1 in which lines of attachment of the cuff of the main sheet are spaced inwardly from the side edges of the main sheet.
Claim 5
Dependent Claim
23 words
The drape of claim 1 in which there are lines of adhesive on both portions of the top edge of said head sheet.
References Cited (Backward Citations)
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Cited
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US3742994A
Cited
US3911912A
Cited
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Cited
US3955569A
Cited
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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) | 1987-07-03 | 1988-01-02 | 1988-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-07-03 | 1992-01-02 | 1992-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-07-03 | 1996-01-02 | 1996-07-03 | $7700.00 | Window Closed / Lapsed |