Global Patent Index - EP 3897345 A1

EP 3897345 A1 20211027 - ENDOSCOPE HAVING EXPANDABLE WORKING CHANNEL

Title (en)

ENDOSCOPE HAVING EXPANDABLE WORKING CHANNEL

Title (de)

ENDOSKOP MIT EXPANDIERBAREM ARBEITSKANAL

Title (fr)

ENDOSCOPE COMPRENANT UN CANAL DE TRAVAIL EXTENSIBLE

Publication

EP 3897345 A1 20211027 (DE)

Application

EP 19832128 A 20191220

Priority

  • DE 102018133368 A 20181221
  • EP 2019086843 W 20191220

Abstract (en)

[origin: WO2020128072A1] The present invention relates to an endoscope (1), comprising: - an endoscope body (2); - a working channel (4) for guiding medical tools (W) and/or for the through-flow of media, which working channel extends in the longitudinal direction of the endoscope body (2) and forms a working channel outlet (6) in a distal end portion of the endoscope body (2); and - an endoscope head (8) which is arranged in a distal end region of the endoscope body (2) and which has at least one optical unit (10), wherein the working channel (4) is partially enclosed in the circumferential direction, by a part of the endoscope body (2) that is extensionally rigid in the radial direction, over a predefined circumferential portion, preferably one third to two thirds and more preferably more than half of the total circumference, and can be expanded at least in parts from a first state having a smaller cross-sectional area to a second state having an enlarged cross-sectional area.

IPC 8 full level

A61B 1/018 (2006.01); A61B 1/00 (2006.01); A61B 1/005 (2006.01); A61B 1/05 (2006.01); A61B 17/34 (2006.01)

CPC (source: EP US)

A61B 1/00073 (2013.01 - EP); A61B 1/00135 (2013.01 - EP US); A61B 1/005 (2013.01 - US); A61B 1/018 (2013.01 - EP US); A61B 1/04 (2013.01 - US); A61B 1/00142 (2013.01 - EP); A61B 17/3439 (2013.01 - EP)

Citation (search report)

See references of WO 2020128072A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

WO 2020128072 A1 20200625; DE 102018133368 A1 20200625; EP 3897345 A1 20211027; JP 2022516031 A 20220224; JP 7446310 B2 20240308; US 2022047152 A1 20220217

DOCDB simple family (application)

EP 2019086843 W 20191220; DE 102018133368 A 20181221; EP 19832128 A 20191220; JP 2021536386 A 20191220; US 201917415799 A 20191220