Device for subcutaneous injection without a needle
US5074843A · kind A · utility
28Cited by
4References
8Claims
0Family size
Inventors
Key dates
| Filing date | Jul 2, 1990 |
| Grant date | Dec 24, 1991 |
| Priority date | — |
| Expiry date | Jul 2, 2010 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M5/3291
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A device for subcutaneous injection without a needle comprising an injection head (12) including a plurality of injection holes (38) having a diameter of less than about 100 microns, these holes being parallel to one another and being formed at the ends of larger-diameter oblique cylindrical ducts (42) made through the thickness of the injection head.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.