Endoscope
US5735793A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 11, 1996 |
| Grant date | Apr 7, 1998 |
| Priority date | — |
| Expiry date | Jul 11, 2016 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2562/226
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An endoscope having a conduit-providing flexible tube and a device for connecting said flexible tube, said device comprising a coupling member that is provided on the outer circumference with a first tapered portion the outside diameter of which decreases toward at least one end of said coupling member and that has a conduit in the interior, an annular retaining member that is fitted over the outer circumference of one end portion of said flexible tube which is to be fitted over said first tapered portion and that has on the inner circumference a second tapered portion the inside diameter of which decreases toward said at least one end in such a way as to provide engagement with said first tapered portion, and a clamp member that depresses said retaining member in the axial direction in which said first tapered portion flares, thereby depressing said flexible tube to be secured to said coupling member, characterized by further having an urging and covering member that not only covers the outer circumferential portion of said flexible tube that has been fitted into said coupling member at the end portion coupled to said flexible tube but also urges said flexible tube to be secured t…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.