Patent US5038798A successfully refreshed from Google Patents.
US5038798A
Expired / Lapsed
US
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Opthalmic drape with fluid collection pouch
Assignee: Baxter International Inc
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Filing: 1990-08-23
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Granted: 1991-08-13
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Expires: 2010-08-23
Abstract
Abstract A surgical ophthalmic drape which is a complete draping system and provides a sterile field and fluid control. The ophthalmic drape includes a main sheet and a fluid pouch. The fluid pouch has a fenestration which is smaller than the main sheet fenestration. The adhesive layer on the bottom of the fluid pouch both secures the pouch to the main sheet and also secures the drape assembly to the patient. The pouch is a folded piece of fluid impervious material with a sealed edge on three sides.
Inventors
- 👤 Richard C. Dowdy
- 👤 Susan Birch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:32
CPC Classifications
A; A61; A61B; A61B46/00; A61B46/20; A61B2046/201; A61B2046/205; A61B46/23; A61B2046/236; A61F; A61F9/00
Claims Analysis
Total Claims: 18
Claim 1
Independent Claim
148 words
A surgical drape for placement on a patient, the drape comprising: a main sheet of an absorbent material, the main sheet having a fenestration of a predetermined size; a fluid collection pouch of a flexible fluid impervious material, the pouch having a fenestration of a second predetermined size smaller than the main sheet fenestration, the pouch having a top layer and a bottom layer, the pouch bottom layer having an outer side facing the main sheet, the pouch being positioned on the main sheet such that the pouch fenestration is substantially within the main sheet fenestration; an adhesive layer on at least a portion of the outer side of the pouch bottom layer, the adhesive layer substantially surrounding the pouch fenestration, the adhesive layer adhering the pouch to the main sheet adjacent the main sheet fenestration and to the patient upon the drape being positioned on the patient.
Claim 2
Dependent Claim
148 words
A surgical drape for placement on a patient, the drape comprising: a main sheet of an absorbent material, the main sheet having a fenestration of a predetermined size; a fluid collection pouch of a flexible fluid impervious material, the pouch having a fenestration of a second predetermined size smaller than the main sheet fenestration, the pouch having a top layer and a bottom layer, the pouch bottom layer having an outer side facing the main sheet, the pouch being positioned on the main sheet such that the pouch fenestration is substantially within the main sheet fenestration; an adhesive layer on at least a portion of the outer side of the pouch bottom layer, the adhesive layer substantially surrounding the pouch fenestration, the adhesive layer adhering the pouch to the main sheet adjacent the main sheet fenestration and to the patient upon the drape being positioned on the patient.
Claim 3
Dependent Claim
20 words
A surgical drape as claimed in claim 1, wherein the pouch substantially surrounds three sides of the main sheet fenestration.
Claim 4
Dependent Claim
22 words
A surgical drape as claimed in claim 2, wherein the pouch top layer and bottom layer are joined by a fold line.
Claim 5
Dependent Claim
37 words
A surgical drape as claimed in claim 1, wherein the pouch comprises a fluid collection portion and an insert, the fluid collection portion substantially surrounds the insert and wherein the adhesive layer is located on the insert.
Claim 6
Dependent Claim
25 words
A surgical drape as claimed in claim 4, wherein upon the drape being placed on the patient, the pouch fenestration registers about a patient's eye.
Claim 7
Dependent Claim
22 words
A surgical drape as claimed in claim 1, wherein the pouch top layer comprises a cutaway larger than the main sheet fenestration.
Claim 8
Dependent Claim
25 words
A surgical drape as claimed in claim 1, additionally comprises a release liner covering that portion of the adhesive layer inside the main sheet fenestration.
Claim 9
Dependent Claim
115 words
A surgical drape for ophthalmic procedures comprising: a main sheet having a fenestration; a fluid collection pouch of a fluid impervious material, the pouch comprising: a fluid collection portion having a top layer and a bottom layer joined by a fold line, the top layer having a cutaway larger than the main sheet fenestration, the bottom layer having an opening larger than the main sheet fenestration; an insert positioned within the bottom layer opening, the insert having an adhesive layer facing the main sheet, the adhesive layer adhering the insert to the main sheet, the insert to the fluid collection portion, and to insert to the patient when the drape is placed on the patient.
Claim 10
Dependent Claim
115 words
A surgical drape for ophthalmic procedures comprising: a main sheet having a fenestration; a fluid collection pouch of a fluid impervious material, the pouch comprising: a fluid collection portion having a top layer and a bottom layer joined by a fold line, the top layer having a cutaway larger than the main sheet fenestration, the bottom layer having an opening larger than the main sheet fenestration; an insert positioned within the bottom layer opening, the insert having an adhesive layer facing the main sheet, the adhesive layer adhering the insert to the main sheet, the insert to the fluid collection portion, and to insert to the patient when the drape is placed on the patient.
Claim 11
Dependent Claim
21 words
A surgical drape as claimed in claim 8, wherein the insert additionally comprises a fenestration smaller than the main sheet fenestration.
Claim 12
Dependent Claim
18 words
A surgical drape as claimed in claim 9, wherein the top layer cutaway is larger than the insert.
Claim 13
Dependent Claim
15 words
A surgical drape as claimed in claim 8, wherein the fluid collection portion is translucent.
Claim 14
Dependent Claim
28 words
A surgical drape as claimed in claim 9, wherein the insert fenestration is adapted to register about a patient's eye when the drape is placed on a patient.
Claim 15
Dependent Claim
112 words
A surgical drape for placement on a patient, said drape comprising: a main sheet having a fenestration; a fluid collection pouch of a fluid imperious material smaller than the main sheet fenestration, the pouch having a top layer and a bottom layer, the pouch bottom layer having a fenestration and an outer side facing the said main sheet, the pouch fenestration being smaller than and substantially concentric with the main sheet fenestration; an adhesive layer between a portion of the outer side of the pouch bottom layer and the main sheet and between the outer side of the pouch bottom layer and the patient upon the drape being positioned on the patient.
Claim 16
Dependent Claim
112 words
A surgical drape for placement on a patient, said drape comprising: a main sheet having a fenestration; a fluid collection pouch of a fluid imperious material smaller than the main sheet fenestration, the pouch having a top layer and a bottom layer, the pouch bottom layer having a fenestration and an outer side facing the said main sheet, the pouch fenestration being smaller than and substantially concentric with the main sheet fenestration; an adhesive layer between a portion of the outer side of the pouch bottom layer and the main sheet and between the outer side of the pouch bottom layer and the patient upon the drape being positioned on the patient.
Claim 17
Dependent Claim
20 words
A surgical drape as claimed in claim 13, wherein said pouch substantially surrounds three sides of said main sheet fenestration.
Claim 18
Dependent Claim
22 words
A surgical drape as claimed in claim 13, wherein said pouch top layer and bottom layer are joined by a fold line.
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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) | 1994-08-12 | 1995-02-11 | 1995-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-08-12 | 1999-02-11 | 1999-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-08-12 | 2003-02-11 | 2003-08-13 | $7700.00 | Window Closed / Lapsed |