Injector for viscous materials
US7967772B2 · kind B2 · utility
230Cited by
36References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 12, 2005 |
| Grant date | Jun 28, 2011 |
| Priority date | — |
| Expiry date | Apr 24, 2028 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M5/486
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An injector is provided to deliver microquantities of viscous materials into the body, such as the eye, for surgical purposes. The injector comprises a syringe body with a plunger disposed therein coupled to a positive displacement mechanism capable of progressively advancing the plunger to precisely deliver microquantities of materials at a constant or predetermined delivery rate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.