Pressurized fluid dispenser
US4769008A · kind A · utility
63Cited by
17References
29Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 26, 1986 |
| Grant date | Sep 6, 1988 |
| Priority date | — |
| Expiry date | Nov 26, 2006 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M5/152
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Disclosed is an elastomeric bladder infusion pump which may be used for delivering a pharmaceutically active material to a patient at a substantially constant flow rate. A unitary internal stress member or mandrel is disposed within the bladder, prestressing the bladder in both the axial and radial dimensions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.