US3570490A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Enterostomy pouch
Assignee: Atlantic Surgical Co Inc
•
Filing: 1968-11-15
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Granted: 1971-03-16
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Expires: 1988-11-15
Abstract
Abstract An opaque enterostomy pouch having a transparent window which permits visual access to the stoma-receiving opening in the pouch thereby permitting visual verification of its fit and alignment on the user.
Inventors
- 👤 Leon Berger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:58
CPC Classifications
A; A61; A61F; A61F5/00; A61F5/44; A61F5/445
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
101 words
An enterostomic pouch having at least front and backwalls defining a fecal chamber there between, the improvement comprising: said front wall being substantially opaque, and said backwall having a stoma-receiving opening defined therein: a transparent window located in the front wall, said window being substantially opposite said stoma-receiving opening so that said opening is viewable directly therethrough; and wherein at least the front wall is formed of a transparent vinyl material, said material being coated throughout its outer surface with an opaque material, and an area of said outer surface being free of the coating to result in said transparent window.
Claim 2
Dependent Claim
101 words
An enterostomic pouch having at least front and backwalls defining a fecal chamber there between, the improvement comprising: said front wall being substantially opaque, and said backwall having a stoma-receiving opening defined therein: a transparent window located in the front wall, said window being substantially opposite said stoma-receiving opening so that said opening is viewable directly therethrough; and wherein at least the front wall is formed of a transparent vinyl material, said material being coated throughout its outer surface with an opaque material, and an area of said outer surface being free of the coating to result in said transparent window.
Claim 3
Dependent Claim
37 words
An enterostomic pouch as in claim 1, and opaque covering means on said front wall to removably cover said transparent window to obscure from view said window and stoma-receiving opening and to uncover the same for viewing.
Claim 4
Dependent Claim
102 words
An enterostomic pouch having at least front and backwalls defining a fecal chamber therebetween, the improvement comprising: said front wall being substantially opaque, and said backwall having a stoma-receiving opening defined therein: a transparent window located in the front wall, said window being substantially opposite said stoma-receiving opening so that said opening is viewable directly therethrough; and wherein the substantially opaque front wall is formed of a substantially opaque vinyl material having an aperture defined therethrough, and a piece of transparent vinyl material bonded to said front wall covering said aperture to form a fluid tight transparent window in said front wall.
Claim 5
Dependent Claim
102 words
An enterostomic pouch having at least front and backwalls defining a fecal chamber therebetween, the improvement comprising: said front wall being substantially opaque, and said backwall having a stoma-receiving opening defined therein: a transparent window located in the front wall, said window being substantially opposite said stoma-receiving opening so that said opening is viewable directly therethrough; and wherein the substantially opaque front wall is formed of a substantially opaque vinyl material having an aperture defined therethrough, and a piece of transparent vinyl material bonded to said front wall covering said aperture to form a fluid tight transparent window in said front wall.
Claim 6
Dependent Claim
38 words
An enterostomic pouch as in claim 3, and opaque covering means on said front wall to removably cover said transparent window to obscure the view from said window and stoma-receiving opening and to uncover the same for viewing.
Claim 7
Dependent Claim
72 words
An enterostomic pouch comprising: a chamber having at least front and backwalls, at least the front wall being opaque and the backwall having a stoma-receiving opening therethrough wherein the improvement comprises; said front wall having a transparent window, said stoma-receiving opening being located in said backwall such that the same is viewable through said window; and means on said front wall for obscuring said transparent window and said stoma-receiving opening from view.
Claim 8
Dependent Claim
72 words
An enterostomic pouch comprising: a chamber having at least front and backwalls, at least the front wall being opaque and the backwall having a stoma-receiving opening therethrough wherein the improvement comprises; said front wall having a transparent window, said stoma-receiving opening being located in said backwall such that the same is viewable through said window; and means on said front wall for obscuring said transparent window and said stoma-receiving opening from view.
Claim 9
Dependent Claim
45 words
An enterostomic pouch as in claim 5, wherein the means for obscuring said transparent window comprises an opaque member having an adhesive backing whereby said patch may be positioned to cover and uncover said window, and to be secured in place when covering said window.
Claim 10
Dependent Claim
45 words
An enterostomic pouch as in claim 5, wherein the means for obscuring said transparent window comprises an opaque covering flap, at least one end of which is secured to the front wall and positioned on said front wall to hang in front said said window.
Claim 11
Dependent Claim
23 words
An enterostomic pouch as in claim 6, said means for obscuring said transparent window being of the same color as said front wall.
Claim 12
Dependent Claim
23 words
An enterostomic pouch as in claim 7, said means for obscuring said transparent window being of the same color as said front wall.
References Cited (Backward Citations)
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Cited
US2788785A
Cited
US2973759A
Cited
US2928393A
Cited
US3089493A
Cited
US3055368A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-15 | 1974-09-14 | 1975-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-15 | 1978-09-14 | 1979-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-15 | 1982-09-14 | 1983-03-16 | $7700.00 | Window Closed / Lapsed |