Transplantation method and cutting device of a sandwich-type tissue laminate
US5925031A · kind A · utility
Inventor
Key dates
| Filing date | Jan 12, 1998 |
| Grant date | Jul 20, 1999 |
| Priority date | — |
| Expiry date | Jan 12, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2018/00041
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Disclosed is a transplantation method and cutting device of a sandwich-type tissue laminate. The transplantation method comprises: removing a tissue, e.g. a retina, encapsulating the removed tissue, holding and lifting a sandwich-type tissue laminate, transplanting the sandwich-type tissue laminate and suturing wound. The cutting device comprises: a body, a trephine, a power switch, a revolving member, a display, a detector and a disposable knife. By using the transplantation method and cutting device, the transplanted tissue can work normally, the operation becomes safer and more beneficial. The sandwich-type tissue transplantation can be made promptly and efficiently during the tissue transplantation operation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.