Natural orifice translumenal endoscopic surgery (NOTES) device
US8556924B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 12, 2012 |
| Grant date | Oct 15, 2013 |
| Priority date | — |
| Expiry date | Jun 12, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2090/062
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A natural orifice translumenal endoscopic surgery (NOTES) device is provided with a puncture needle including a puncture end, an intermediate protruding safety stud, and a positioning projection on an outer surface; dilator sheaths each including tapered first diameters, an insert member at one end, a limiting shoulder at the other end, a positioning protrusion on an outer surface, and a groove on an inner surface; working sheaths each having a plurality of tapered second diameters and including a positioning protuberance on an outer surface and a trough on an inner surface; and a tool member including a shaft having a graduation on an outer surface, and an operating head threadedly secured to the shaft.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.