Surgical cutting blade
US4485810A · kind A · utility
74Cited by
4References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 28, 1980 |
| Grant date | Dec 4, 1984 |
| Priority date | — |
| Expiry date | Oct 28, 2000 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2018/1412
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The cutting instrument of this invention is adapted to be heated to a predetermined temperature range and includes a steel substrate having a cutting edge, a copper composition having a yield strength of at least 25,000 p.s.i. laminated to the steel substrate and an electrical heater means secured to the copper composition laminate. The cutting edge of the cutting instrument and at least a part of the copper composition and heater means may be coated with a non-stick composition in order to prevent the cutting instrument from sticking to the subject upon which the cutting operation is performed with the cutting instrument.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.