Device for dispensing intraocular substances
US9987163B2 · kind B2 · utility
9Cited by
154References
26Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 16, 2014 |
| Grant date | Jun 5, 2018 |
| Priority date | — |
| Expiry date | Sep 19, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2005/3143
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
This disclosure relates generally to an injection device having a plunger configured to advance a distance into a container of material, such as a viscoelastic container; a trigger mechanism configured upon an actuation of the trigger mechanism to apply a first force to a spring element; and the spring element coupled to the plunger and configured to apply a second force to the plunger and which is configured to prevent exceeding a threshold maximum force applied to the container.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.