Clamp for nasolacrimal sac occlusion during administration of ocular medication
US5515872A · kind A · utility
5Cited by
7References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 11, 1994 |
| Grant date | May 14, 1996 |
| Priority date | — |
| Expiry date | Oct 11, 2014 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F9/00772
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The invention herein described involves a clamp placed over the bridge of the nose to apply pressure over the fossa of the nasolacrimal sac, prior to ocular medication, to seal the nasolacrimal sac, and thereby prevent drainage of medicament away from the eye.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.