Medical probe device with transparent distal extremity
US6193714A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 23, 1999 |
| Grant date | Feb 27, 2001 |
| Priority date | — |
| Expiry date | Feb 23, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2090/3614
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A medical probe device for introduction by way of a natural body opening into a tubular internal anatomical part of the body includes an elongate member having proximal and distal extremities and a passageway extending from the proximal extremity to the distal extremity along a longitudinal axis, a transparent guide piece mounted on the distal extremity of the elongate member, the transparent guide piece having proximal and distal extremities and a bore therein defining a guide piece lumen extending from the proximal extremity of the guide piece distally at least part way to the distal extremity of the guide piece, the guide piece lumen being in communication with the passageway in the elongate member, an optical viewing element movable within the passageway of the elongate member and having a distal extremity movable within the guide piece lumen, a handle mechanism mounted on the proximal extremity of the elongate member, and a further mechanism carried by the handle for mounting the distal extremity of the optical viewing element within the guide piece lumen and for moving the distal extremity of the optical viewing element in a longitudinal direction within the guide piece lumen…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.