Everting toroid device for delivering a drug into a body cavity
US5954688A · kind A · utility
24Cited by
36References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 26, 1997 |
| Grant date | Sep 21, 1999 |
| Priority date | — |
| Expiry date | Aug 26, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M11/00
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An everting toroid for use in delivering a powdered or liquid or aerosolized drug to an internal body cavity, such as the urethra, is described. The drug may be distributed on the surface of the everting toroid or may be injected through the lumen thereof via an aerosol wand which is designed to release the drug as the toroid and/or wand are withdrawn from the body cavity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.