US4976274A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surgical drape and a method for its manufacture
Assignee: Essity Hygiene and Health AB
•
Filing: 1988-05-11
•
Granted: 1990-12-11
•
Expires: 2008-05-11
Abstract
Abstract A surgical drape which is configured to enable a plurality of different types of surgical drape to be manufactured on one and the same machine. According to a first embodiment of the invention, the surgical drape includes a pair of mutually similar L-shaped parts (2, 3) which are joined together at least along the inner edges of the two pairs of legs (A, B) of the L-shaped parts (2, 3). According to another embodiment, the drape includes a pair of mutually similar U-shaped parts (22, 23) which are joined together at least along the inner edges of the leg and base portions of the U-shaped parts (22, 23).
Inventors
- 👤 Carl-Otto Hanssen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:45
CPC Classifications
A; A61; A61B; A61B46/00; A61B46/20; A61B46/23
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
61 words
A surgical drape comprising two identically shaped sheet parts each having substantially the form of an L, said sheet parts each having two limbs extending perpendicularly relative to each other, said limbs having inner edges, the inner edges of said limbs of one said sheet part being joined to the inner edges of said limbs of the other said sheet part.
Claim 2
Dependent Claim
61 words
A surgical drape comprising two identically shaped sheet parts each having substantially the form of an L, said sheet parts each having two limbs extending perpendicularly relative to each other, said limbs having inner edges, the inner edges of said limbs of one said sheet part being joined to the inner edges of said limbs of the other said sheet part.
Claim 3
Dependent Claim
19 words
A surgical drape according to claim 1, in which each L-shaped part (2, 3) is produced in one piece.
Claim 4
Dependent Claim
46 words
A surgical drape according to claim 1, in which the end edges and the inner edges of one pair of legs (B) are joined together and provided with a curved shape so as to form a hemispherical configuration for placing the drape over a patient's head.
Claim 5
Dependent Claim
18 words
A surgical drape according to claim 1, in which the drape includes cut-outs (U) which expose surgical areas.
Claim 6
Dependent Claim
15 words
A surgical drape according to claim 1, in which the drape has instrument pockets (P).
Claim 7
Dependent Claim
25 words
A surgical drape according to claim 1, in which the pairs of legs (A, B) of the L-shaped parts are made of mutually different materials.
Claim 8
Dependent Claim
75 words
A surgical drape comprising two identically shaped sheet parts each having substantially the form of a U, said sheet parts each having a base portion and two leg portions extending perpendicularly from the base portion, said leg and base portions having inner edges, the inner edges of said leg and base portions of one said sheet part being joined to the inner edges of said leg and base portions of the other said sheet part.
Claim 9
Dependent Claim
75 words
A surgical drape comprising two identically shaped sheet parts each having substantially the form of a U, said sheet parts each having a base portion and two leg portions extending perpendicularly from the base portion, said leg and base portions having inner edges, the inner edges of said leg and base portions of one said sheet part being joined to the inner edges of said leg and base portions of the other said sheet part.
Claim 10
Dependent Claim
19 words
A surgical drape according to claim 7, in which each U-shaped part (22, 23) is produced in one piece.
Claim 11
Dependent Claim
18 words
A surgical drape according to claim 7, in which the drape includes cut-outs (U) which expose surgical areas.
Claim 12
Dependent Claim
15 words
A surgical drape according to claim 7, in which the drape has instrument pockets (P).
References Cited (Backward Citations)
US3335719A
Cited
US3503391A
Cited
GB1397342A
Cited
US3799161A
Cited
US4080963A
Cited
US4196723A
Cited
US4471769A
Cited
US4607631A
Cited
US4690137A
Cited
US4688563A
Cited
US4664103A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1993-12-10 | 1994-06-11 | 1994-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-12-10 | 1998-06-11 | 1998-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-12-10 | 2002-06-11 | 2002-12-11 | $7700.00 | Window Closed / Lapsed |