Vent device for ostomy appliance
US3952727A · kind A · utility
45Cited by
4References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 5, 1974 |
| Grant date | Apr 27, 1976 |
| Priority date | — |
| Expiry date | Dec 5, 1994 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F5/441
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A vent device for use with an ostomy appliance of the type utilized for venting gas from an abdominal opening following surgery comprising a filter disc of matted fibers and charcoal particles covered by an inner pervious film and an outer impervious film with an aperture for exhausting gas, together with an annular adhesive member having an adhesive surface including an inner peripheral portion adhesively secured to an outer peripheral portion of the outer impervious film and an outer peripheral portion adhesively attachable to an ostomy appliance around a vent opening therein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.