Echogenically enhanced surgical instrument and method for production thereof
US4869259A · kind A · utility
254Cited by
8References
21Claims
0Family size
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Inventor
Key dates
| Filing date | May 17, 1988 |
| Grant date | Sep 26, 1989 |
| Priority date | — |
| Expiry date | May 17, 2008 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2090/3925
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A surgical instrument such as a needle is particle-blasted with particles approximately 50 microns in diameter to produce a uniformly roughened surface portion for use with an ultrasound imaging system to provide real-time monitoring of the location of a specific portion of the needle during insertion and guidance inside the patient's body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.