Dilator for anatomical outer wall tissues which is adhesively mounted
US5476091A · kind A · utility
176Cited by
9References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 5, 1994 |
| Grant date | Dec 19, 1995 |
| Priority date | — |
| Expiry date | Jul 5, 2014 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2013/00476
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A dilator formed with a truss with a pair of spaced-apart end surfaces that provides a restoring force therebetween if forced toward one another, this restoring force provided by a resilient band extending between the opposite ends of the truss with a plurality of notches at each end thereof. The notches exceed at least a third of the thickness of the band. A second and similar band may also be provided in the truss.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.