Endoscopic surgical device
US5906621A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | May 14, 1996 |
| Grant date | May 25, 1999 |
| Priority date | — |
| Expiry date | May 14, 2016 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/2212
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An endoscopic surgical device for severing tissue within a subject and for retrieving severed tissue from within the subject is disclosed. The device has a support unit, a tissue severing snare system, and a tissue retrieving net system. The snare and net systems are carried by the support unit and may be inserted into the subject through an orifice or small incision and individually operated to sever and retrieve tissue. The snare system includes a snare, a snare actuator, and a snare deployment and retrieval assembly for transmitting motion between the actuator and the snare. The net system includes a net, a net actuator, a net deployment and retrieval assembly for transmitting motion between the net and its actuator and a net controller for assuring the net is fully opened when deployed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.