Reflection enhancement of a biopsy needle
US4401124A · kind A · utility
212Cited by
3References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 13, 1981 |
| Grant date | Aug 30, 1983 |
| Priority date | — |
| Expiry date | Aug 13, 2001 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2090/3925
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Method and apparatus for enhancing the reflection coefficient of a surgical instrument for use in conjunction with an apparatus for pulse-echo ultrasound imaging of an area of the body, by means of a diffraction grating disposed on the surgical instrument.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.