Laparotomy sponge
US3971381A · kind A · utility
31Cited by
6References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 19, 1975 |
| Grant date | Jul 27, 1976 |
| Priority date | — |
| Expiry date | Feb 19, 1995 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2013/00327
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A laparotomy sponge is disclosed having a central ply of rayon and polypropylene sandwiched between two piles of gauze.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.