 |
|
|
|
|
|
 Title: |
US3695268:
DISPOSABLE DRAINAGE POUCH FOR COLOSTOMY AND THE LIKE AND METHOD OF MAKING
|
| Country: |
US United States of America
|
| |
| Inventor: |
Marsan, Arthur E.; Denver, CO 80222
|
| Assignee: |
None
|
| Published / Filed: |
1972-10-03
/ 1970-06-05
|
| Application Number: |
US1970000043676
|
| IPC Code: |
Advanced:
A61F 5/445;
Core:
more...
IPC-7:
A61F 5/44;
|
| U.S. Class: |
Current:
604/341;
604/343;
Original:
128/283;
|
| Field of Search: |
128/283,295
|
| Priority Number: |
| 1970-06-05 |
US1970000043676 |
|
| Abstract: |
This invention provides a drainage pouch for use in the medical field in caring for patients having colostomy conditions and the like, characterized by a pouch of plastic film such as polyethylene, a ring-shaped retainer positioned inside the pouch and united to the inner side thereof around its stoma opening, the internal edge of the retainer being covered by an annular portion of the film pressed into the pouch to provide a protective wall which prevents the retainer from cutting and injuring the stoma; together with a method of making the pouch which promotes low cost of manufacture and provides a pouch so economical in cost as to be entirely disposable after a single use.
|
| Attorney, Agent or Firm: |
McCanna, John F. ;
|
| Primary / Asst. Examiners: |
Rosenbaum, Charles F.;
|
| Family: |
None
|
First Claim:
Show all 12 claims |
I claim:
1. A drainage pouch for colostomy and the like, in which the pouch has an inner wall and an outer wall of plastic film material, the inner film wall adapted to be positioned against the abdomen of the patient and having a circular stoma receiving opening, a retainer of flat material die cut to shape having a circular stoma receiving opening, the retainer positioned inside the pouch and affixed to the inner side of the inner wall with its stoma opening in registration with the stoma in said inner film wall, the inner diameter of the retainer opening being greater than the diameter of the stoma opening whereby the inner film wall provides a marginal wall of the film material extending around the stoma opening in the retainer, said marginal film wall turned inwardly into the pouch to cover the inner die cut edge of the retainer opening and prevent the retainer from cutting or injuring the stoma.
|
| Background / Summary: |
Show background / summary
|
| Drawing Descriptions: |
Show drawing descriptions
|
| Description: |
Show description
|
| Forward References: |
Show 2 U.S. patent(s) that reference this one
|
