Injection needle arrangement
US5417662A · kind A · utility
326Cited by
6References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 3, 1993 |
| Grant date | May 23, 1995 |
| Priority date | — |
| Expiry date | May 3, 2013 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2005/3267
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A device for limiting the penetration of an injection needle when an injection is administered from an injection apparatus comprises an exterior sleeve (1) arranged around the front part of the injection apparatus (2). In its foremost position, the sleeve (1) surrounds the needle (8) completely, and it may be displaced rearwards while overcoming a spring force (6), to expose the needle (8).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.