Infusion device
US4681566A · kind A · utility
89Cited by
16References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 30, 1984 |
| Grant date | Jul 21, 1987 |
| Priority date | — |
| Expiry date | Nov 30, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S128/12
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An infusion device for a syringe having a tubular wall with a fluid dispensing opening at one end and an internal plunger. A device includes an element for driving the syringe plunger at a selected one of a set of predetermined spring-generated forces which are substantially constant over the range of motion of the plunger.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.