US4338937A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanical continent ileostomy or colostomy
Assignee: Individual
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Filing: 1980-12-05
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Granted: 1982-07-13
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Expires: 2000-12-05
Abstract
Abstract A mechanical continent ileostomy or colostomy device adapted for permanent insertion at the time of operation including a body portion having a flexible flange at one end, an insert portion attachable to the body portion and a stopper member having a central plug fitting into the insert. A plurality of permanent magnets embedded in a rim of the insert portion and in the stopper rim holds the stopper in sealing relationship to the insert.
Inventors
- 👤 Sheldon H. Lerman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:31
CPC Classifications
A; A61; A61F; A61F5/00; A61F5/44; A61F5/445; A61F2/00; A61F2/0004; A61F2/0009; A61F2/0018; A61F2005/4455; Y; Y10; Y10S; Y10S128/00; Y10S128/12; Y10S128/25
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
172 words
A mechanical continent ostomy device comprising: a body portion in the shape of a cylindrical stem surmounting a flexible flange with screw threads present on the stem at the end thereof opposing said flange; an insert portion in the shape of a cylindrical stem with a rim at one end thereof, the rim having at least one permanent magnet therein, the insert stem having screw threads present thereon at the end thereof opposing said rim; the screw threads on said body and the screw threads on said insert being matched whereby a male-female coupling of insert and body may be made; a stopper member in the shape of a rimmed plug, the plug portion being sized to fit into said insert, and the rim portion being sized to fit superposed on the insert rim, said stopper having at least one permanent magnet being present inside the rim thereof, whereby said stopper and said insert may be magnetically coupled rim to rim; and a disposable washer member, adapted to fit between the rims.
Claim 2
Dependent Claim
172 words
A mechanical continent ostomy device comprising: a body portion in the shape of a cylindrical stem surmounting a flexible flange with screw threads present on the stem at the end thereof opposing said flange; an insert portion in the shape of a cylindrical stem with a rim at one end thereof, the rim having at least one permanent magnet therein, the insert stem having screw threads present thereon at the end thereof opposing said rim; the screw threads on said body and the screw threads on said insert being matched whereby a male-female coupling of insert and body may be made; a stopper member in the shape of a rimmed plug, the plug portion being sized to fit into said insert, and the rim portion being sized to fit superposed on the insert rim, said stopper having at least one permanent magnet being present inside the rim thereof, whereby said stopper and said insert may be magnetically coupled rim to rim; and a disposable washer member, adapted to fit between the rims.
Claim 3
Dependent Claim
20 words
The ostomy device of claim 1 including internal threads on the insert stem and external threads on the body stem.
Claim 4
Dependent Claim
25 words
The ostomy device of claim 1 wherein tangs are present on the outside of the body stem, for use in suturing the body in place.
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) | 1985-07-12 | 1986-01-11 | 1986-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-07-12 | 1990-01-11 | 1990-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-07-12 | 1994-01-11 | 1994-07-13 | $7700.00 | Window Closed / Lapsed |