JP2012139338A5 - - Google Patents

Description

本発明の一態様における内視鏡は、先端側に湾曲部を備える挿入部と、前記挿入部の基端側に連設する筒状の操作部と、前記操作部の基端面から延出されるユニバーサルコードとを備える内視鏡において、前記操作部は、外周の予め定めた部位に該外周面より予め定めた量、落とし込んで形成された、複数のスイッチを長手軸方向に配列するためのスイッチ配置平面部を備えた、予め定めた長さ寸法に設定された第１把持部である筒状部と、予め定めた屈曲形状の湾曲レバーの指載せ部が前記スイッチ配置平面部と同方向である第１の方向を向くように該湾曲レバーの一端が回動自在に軸支される第１面部、前記第１面部に対設する第２面部、前記筒状部の外周面の前記第１の方向に突出する、前記指載せ部が沿うように移動する曲面を有する第１曲面、および、指掛け部及び第１設置部を兼ねる、前記筒状部の外周面の前記第１の方向に対向する第２の方向に突出する球面部を含む第２曲面を備えた、前記操作部の先端よりも予め定めた距離基端側に離間して設けられた第１凸部と、前記筒状部の外周面より突出する、前記第１面部及び前記第２面部と同様な位置関係で対向して設けられた一対の切欠平面部、前記一対の切欠平面部のそれぞれの第１方向端を結ぶ曲面を有する第１曲部、および、第２設置部であって、前記一対の切欠平面部のそれぞれの第２方向端を結ぶ曲面に予め定めた間隔で交互に配置される回転部及び転がり防止部を有する第２曲部を備えた、前記筒状部の基端に設けられた第２把持部である第２凸部と、を具備している。
The endoscope according to one aspect of the present invention, of extending the interpolation join the club of Ru with curved portion on the distal end side, a cylindrical operating unit which continuously arranged on the proximal side of the insertion portion, the proximal end surface of the operating portion In the endoscope provided with the universal cord, the operation unit is arranged to drop in a predetermined amount from the outer peripheral surface into a predetermined portion of the outer periphery, and to arrange a plurality of switches in the longitudinal axis direction. A cylindrical portion, which is a first gripping portion set to a predetermined length dimension, provided with a switch placement plane portion, and a finger placement portion of a curved lever with a predetermined bending shape are in the same direction as the switch placement plane portion A first surface portion on which one end of the bending lever is pivotally supported so as to face the first direction, a second surface portion opposed to the first surface portion, and the first surface portion of the outer peripheral surface of the cylindrical portion. 1 has a curved surface that protrudes in the direction of 1 and moves along the finger rest A second curved surface including a first curved surface and a spherical surface projecting in a second direction opposite to the first direction of the outer peripheral surface of the cylindrical portion, which serves as a finger hanging portion and a first installation portion; The same as the first surface portion and the second surface portion projecting from the outer peripheral surface of the cylindrical portion, and the first convex portion provided at a predetermined distance from the distal end of the operation portion. A pair of notch plane portions provided facing each other in a positional relationship, a first curved portion having a curved surface connecting respective first direction ends of the pair of notch plane portions, and a second installation portion, wherein the pair of notches Provided at the base end of the cylindrical portion having a second curved portion having a rotation portion and a rolling prevention portion that are alternately arranged at predetermined intervals on a curved surface connecting the respective second direction ends of the notched flat portion And a second convex portion that is the second grip portion.

Claims (6)

先端側に湾曲部を備える挿入部と、前記挿入部の基端側に連設する筒状の操作部と、前記操作部の基端面から延出されるユニバーサルコードとを備える内視鏡において、
前記操作部は、
外周の予め定めた部位に該外周面より予め定めた量、落とし込んで形成された、複数のスイッチを長手軸方向に配列するためのスイッチ配置平面部を備えた、予め定めた長さ寸法に設定された第１把持部である筒状部と、
予め定めた屈曲形状の湾曲レバーの指載せ部が前記スイッチ配置平面部と同方向である第１の方向を向くように該湾曲レバーの一端が回動自在に軸支される第１面部、前記第１面部に対設する第２面部、前記筒状部の外周面の前記第１の方向に突出する、前記指載せ部が沿うように移動する曲面を有する第１曲面、および、指掛け部及び第１設置部を兼ねる、前記筒状部の外周面の前記第１の方向に対向する第２の方向に突出する球面部を含む第２曲面を備えた、前記操作部の先端よりも予め定めた距離基端側に離間して設けられた第１凸部と、
前記筒状部の外周面より突出する、前記第１面部及び前記第２面部と同様な位置関係で対向して設けられた一対の切欠平面部、前記一対の切欠平面部のそれぞれの第１方向端を結ぶ曲面を有する第１曲部、および、第２設置部であって、前記一対の切欠平面部のそれぞれの第２方向端を結ぶ曲面に予め定めた間隔で交互に配置される回転部及び転がり防止部を有する第２曲部を備えた、前記筒状部の基端に設けられた第２把持部である第２凸部と、
を具備することを特徴とする内視鏡。
And interpolation join the club that distally Ru provided with a curved portion, a cylindrical operating unit which continuously arranged on the proximal side of the insertion portion, the endoscope and a universal cord extended from the proximal end surface of the operating portion,
The operation unit is
Set to a predetermined length dimension with a switch arrangement plane part for arranging a plurality of switches in the longitudinal axis direction by dropping a predetermined amount from the outer peripheral surface into a predetermined part of the outer periphery. A cylindrical portion that is the first gripping portion,
A first surface portion on which one end of the bending lever is pivotally supported so that a finger placement portion of the bending lever of a predetermined bending shape faces a first direction which is the same direction as the switch arrangement plane portion; A second surface portion facing the first surface portion, a first curved surface that protrudes in the first direction of the outer peripheral surface of the cylindrical portion, and has a curved surface that moves along the finger rest portion; and a finger-hanging portion; Predetermined in advance from the front end of the operation portion, which also has a second curved surface including a spherical portion that also serves as a first installation portion and protrudes in a second direction opposite to the first direction of the outer peripheral surface of the cylindrical portion. A first convex portion provided at a distance from the base end side,
A pair of notch plane portions protruding from the outer peripheral surface of the tubular portion and facing each other in the same positional relationship as the first surface portion and the second surface portion, and a first direction of each of the pair of notch plane portions. 1st music part which has a curved surface which connects an end, and a 2nd installation part, Comprising: The rotation part arrange | positioned alternately by the predetermined space | interval on the curved surface which connects each 2nd direction edge of said pair of notch plane parts And a second convex part, which is a second grip part provided at the base end of the cylindrical part, comprising a second curved part having a rolling prevention part,
An endoscope comprising:
前記操作部の筒状部を手の平と中指と薬指と小指とで把持した第１の把持状態において、
前記第１凸部は、前記湾曲レバーの指載せ部が親指によって回動操作可能な位置で、且つ、前記第２曲面を前記中指と人指し指とで挟持可能な位置となるように配置されることを特徴とする請求項１に記載の内視鏡。
In the first gripping state in which the cylindrical portion of the operation unit is gripped by the palm, the middle finger, the ring finger, and the little finger,
The first convex portion is disposed so that the finger rest portion of the bending lever can be rotated by a thumb, and the second curved surface can be sandwiched between the middle finger and the index finger. The endoscope according to claim 1.
前記操作部の第２凸部を、手の平、および、人指し指、中指、薬指、小指のうちの何れかの指で把持した第２の把持状態において、
前記スイッチ平面部に配列された複数のスイッチは、親指で操作可能な位置に配置されることを特徴とする請求項１に記載の内視鏡。
In the second gripping state in which the second convex portion of the operation unit is gripped with one of the palm and the index finger, middle finger, ring finger, and little finger,
The endoscope according to claim 1, wherein the plurality of switches arranged on the switch plane portion are arranged at positions that can be operated with a thumb.
前記操作部を机面等の一面上に横置きした載置状態において、
前記第１凸部の第２曲面の球面部が当接し、前記第２凸部の第２曲部の転がり防止部又は曲面が設置されて、前記操作部の把持部が前記一面上から離間することを特徴とする請求項１に記載の内視鏡。
In the mounting state where the operation unit is placed horizontally on one surface such as a desk surface,
The spherical surface portion of the second curved surface of the first convex portion abuts, the rolling prevention portion or the curved surface of the second curved portion of the second convex portion is installed, and the grip portion of the operation portion is separated from the one surface. The endoscope according to claim 1.
前記複数のスイッチは、複数の機能を有する多機能スイッチと、１つの機能を有する各種スイッチとであって、複数のスイッチは優先順位、使用頻度を考慮して配置され、優先順位、使用頻度の高いスイッチが第１凸部側に配置されることを特徴とする請求項１に記載の内視鏡。
The plurality of switches are multi-function switches having a plurality of functions and various switches having one function, and the plurality of switches are arranged in consideration of the priority order and the use frequency, and the priority order and the use frequency are The endoscope according to claim 1, wherein the high switch is disposed on the first convex portion side.
前記複数のスイッチとして、録画／撮影ボタンを２つ設ける構成において、２つの録画／撮影ボタンのうちの１つは、横置き状態に設置された前記操作部の第２凸部に手の平を載せた状態において、親指により操作可能な位置に配置されることを特徴とする請求項４又は請求項５に記載の内視鏡。 In the configuration in which two recording / shooting buttons are provided as the plurality of switches, one of the two recording / shooting buttons has a palm placed on the second convex portion of the operation unit installed in the horizontal position. The endoscope according to claim 4 or 5, wherein the endoscope is disposed at a position operable by a thumb in a state .