WO2012056964A1 - Connecteur d'endoscope - Google Patents

Connecteur d'endoscope Download PDF

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Publication number
WO2012056964A1
WO2012056964A1 PCT/JP2011/074024 JP2011074024W WO2012056964A1 WO 2012056964 A1 WO2012056964 A1 WO 2012056964A1 JP 2011074024 W JP2011074024 W JP 2011074024W WO 2012056964 A1 WO2012056964 A1 WO 2012056964A1
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WO
WIPO (PCT)
Prior art keywords
connector
main body
connector main
disposed
central axis
Prior art date
Application number
PCT/JP2011/074024
Other languages
English (en)
Japanese (ja)
Inventor
岡田　武
Original Assignee
オリンパスメディカルシステムズ株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by オリンパスメディカルシステムズ株式会社 filed Critical オリンパスメディカルシステムズ株式会社
Priority to JP2012520400A priority Critical patent/JP5122027B2/ja
Priority to CN201180029699.9A priority patent/CN102958423B/zh
Publication of WO2012056964A1 publication Critical patent/WO2012056964A1/fr

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00112—Connection or coupling means
    • A61B1/00114—Electrical cables in or with an endoscope
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
    • G02B23/2476—Non-optical details, e.g. housings, mountings, supports

Definitions

  • the present invention relates to an endoscope connector connected to a receptacle unit.
  • an endoscope has a universal cord.
  • This universal cord has a connector (connecting portion) for connecting to the receptacle unit.
  • the receptacle unit is, for example, a video processor or a light source device having an opening into which a connector is inserted. This opening is called, for example, a socket or a receptacle.
  • Patent Document 1 discloses an endoscope that can continue to illuminate a subject with a light amount suitable for observation.
  • the connector includes a connector gripping portion gripped by an operator, and a connector main body portion disposed closer to the receptacle unit than the connector gripping portion.
  • the central axis of the connector gripping part and the central axis of the connector main body part are coaxial.
  • the connector body has one end and the other end. By connecting the end of the connector gripping portion and one end of the connector main body portion, the connector gripping portion and the connector main body portion are integrated. The other end of the connector main body has a terminal portion connected to the receptacle unit. Generally, in a state where the connector gripping portion is gripped by the operator, the connector main body including the terminal portion is pushed (inserted) into the opening of the receptacle unit. As a result, the connector (terminal portion) is connected to the receptacle unit.
  • the receptacle unit has an engaging portion such as a lever that engages with the connector main body when the connector main body is inserted into the receptacle unit. Further, the connector main body portion has an engaged portion such as a protruding portion with which the engaging portion engages on the upper surface of the connector main body portion. The engaged portion is disposed on the central axis of the connector main body.
  • the connector Since the connector is removed from the receptacle unit, when only the engaging portion is operated by the operator, the connector falls out of the receptacle unit at the moment when the engagement between the engaging portion and the engaged portion is released. The connector may be damaged.
  • the connector gripping portion is gripped by the operator, and the engaging portion needs to be hung by the operator's thumb.
  • the central axis of the connector gripping portion and the central axis of the connector main body portion are coaxial.
  • the engaged portion is disposed on the central axis of the connector main body.
  • the engaging portion corresponding to the engaged portion is also disposed on the central axis of the connector main body portion. Since the connector is pulled out from the receptacle unit, the thumb is generally positioned at a portion beyond the central axis of the connector body as viewed from the palm side as described above when the connector gripping portion is gripped by the operator. .
  • an object of the present invention is to provide an endoscope connector that can be easily removed from a receptacle unit even in a grasped state.
  • an endoscope connector that is disposed at an end portion of an endoscope cord and is attachable to and detachable from a receptacle unit having an opening.
  • a cylindrical connector gripping portion connected to the one end portion of the cord and the other end portion of the cord, and the other end portion of the connector gripping portion and the connector main body portion.
  • a flat plate-shaped connector main body portion that is pushed into the opening to connect the connector to the receptacle unit; an upper surface of the connector main body portion; and a center of the connector main body portion.
  • An engagement portion disposed on the opening is disposed on the shaft to fix the connector body to the receptacle unit when the connector body is pushed into the opening.
  • An upper surface of the connector main body portion is continuous with a peripheral surface of the connector gripping portion located on the same plane as the upper surface, and a central axis of the connector main body portion is the connector It is offset with respect to the central axis of the grip portion in the plane direction of the connector main body.
  • FIG. 1 is a schematic configuration diagram of an endoscope system according to the present invention.
  • FIG. 2A is a front view of the opening of the receptacle unit.
  • FIG. 2B is a perspective view of the opening of the receptacle unit.
  • FIG. 3 shows the connector.
  • FIG. 3A is a top (front) view of the connector.
  • FIG. 3B is a right side view of the connector.
  • FIG. 3C is a left side view of the connector.
  • FIG. 3D is a bottom view of the connector.
  • FIG. 3E is a rear view of the connector.
  • FIG. 3F is a front view of the connector.
  • FIG. 4A is a diagram illustrating a state where the connector gripped with the right hand is connected to the receptacle unit.
  • FIG. 4A is a diagram illustrating a state where the connector gripped with the right hand is connected to the receptacle unit.
  • FIG. 4A is a diagram illustrating
  • FIG. 4B is a diagram illustrating a state where the connector is connected to the receptacle unit.
  • FIG. 4C is a diagram illustrating a state in which the connector is removed from the receptacle unit.
  • FIG. 5A is a perspective view showing the configuration of the connector.
  • FIG. 5B is a side view showing the configuration of the connector.
  • FIG. 5C is a perspective view of one end side of the covering member.
  • an endoscope system 10 is connected to, for example, an endoscope 12 that images a desired observation target, a receptacle unit 14 that is detachably connected to the endoscope 12, and a receptacle unit 14.
  • a monitor 16 that is a display unit that displays an observation target imaged by the endoscope 12.
  • the observation object is an affected part or a lesion part in a subject (for example, a body cavity).
  • the endoscope 12 includes a hollow elongate insertion portion 20 that is inserted into a body cavity of a patient, and an operation portion 30 that is connected to a proximal end portion of the insertion portion 20 and operates the endoscope 12. have.
  • the insertion portion 20 has a distal end hard portion 21, a bending portion 23, and a flexible tube portion 25 from the distal end side of the insertion portion 20 toward the proximal end portion side of the insertion portion 20.
  • the proximal end portion of the distal end hard portion 21 is connected to the distal end portion of the bending portion 23, and the proximal end portion of the bending portion 23 is connected to the proximal end portion of the flexible tube portion 25.
  • the distal end hard portion 21 is the distal end portion of the insertion portion 20 and the distal end portion of the endoscope 12, and is hard and does not bend.
  • the bending portion 23 is bent in a desired direction such as up, down, left, and right, for example, by an operation of a bending operation portion 37 described later.
  • a bending operation portion 37 described later.
  • the bending portion 23 is configured by connecting a node ring (not shown) so as to be rotatable along the longitudinal axis direction of the insertion portion 20.
  • the flexible tube portion 25 has desired flexibility. For this reason, the flexible tube portion 25 is bent by an external force.
  • the flexible tube portion 25 is a tubular member that extends from a body portion 31 (described later) of the operation portion 30.
  • the operation unit 30 includes a main body 31 from which the flexible tube portion 25 extends, a grip 33 connected to a base end of the main body 31 and gripped by an operator who operates the endoscope 12, and a grip And a universal cord 41 connected to the portion 33.
  • the main body 31 has a treatment instrument insertion port 35a.
  • the treatment instrument insertion port 35 a is connected to the proximal end portion of the treatment instrument insertion channel 35.
  • the treatment instrument insertion channel 35 is disposed from the flexible tube portion 25 to the distal end hard portion 21 in the insertion portion 20.
  • the treatment tool insertion port 35 a is an insertion port for inserting an endoscope treatment tool (not shown) into the treatment tool insertion channel 35.
  • An endoscope treatment tool (not shown) is inserted into the treatment tool insertion channel 35 from the treatment tool insertion port 35a and pushed into the distal end hard portion 21 side. Then, the endoscope treatment tool protrudes from a distal end opening (not shown) of the treatment instrument insertion channel 35 disposed in the distal end hard portion 21.
  • the gripping part 33 has a bending operation part 37 for bending the bending part 23.
  • the bending operation unit 37 includes a left / right bending operation knob 37a for bending the bending unit 23 left and right, a vertical bending operation knob 37b for bending the bending unit 23 up and down, and a fixed knob for fixing the position of the curved bending unit 23. 37c.
  • the left / right bending operation knob 37a is connected to a left / right bending operation mechanism (not shown) driven by the left / right bending operation knob 37a.
  • the up / down bending operation knob 37b is connected to an up / down bending operation mechanism (not shown) driven by the up / down bending operation knob 37b.
  • the bending operation mechanism in the vertical direction and the bending operation mechanism in the horizontal direction are disposed in the main body 31.
  • the bending operation mechanism in the left-right direction is connected to an operation wire (not shown) that passes through the flexible tube portion 25 and the bending portion 23, and this operation wire is connected to the bending portion 23.
  • the vertical bending operation mechanism is connected to an operation wire (not shown) that passes through the flexible tube portion 25 and the bending portion 23.
  • the operation wire connected to the bending operation mechanism in the vertical direction is different from the operation wire connected to the bending operation mechanism in the horizontal direction.
  • the operation wire connected to the bending operation mechanism in the vertical direction is connected to the bending
  • the left / right bending operation knob 37a bends the bending portion 23 in the left / right direction via a left / right bending operation mechanism and an operation wire.
  • the up / down bending operation knob 37b bends the bending portion 23 in the up / down direction via the up / down bending operation mechanism and the operation wire.
  • the gripping part 33 has a switch part 39 having a suction switch 39a and an air / water supply switch 39b.
  • the switch unit 39 is operated by the operator's hand when the grasping unit 33 is grasped by the operator.
  • the suction switch 39a is operated when the endoscope 12 sucks mucus, fluid, or the like from a suction opening (not shown) disposed in the distal end hard portion 21 via a suction channel (not shown).
  • the suction channel passes through the universal cord 41, the operation unit 30, and the insertion unit 20.
  • the air / water supply switch 39b is operated when air is supplied / watered through an air / water supply channel (not shown) in order to secure an observation field (observation window) of an imaging unit (not shown) in the distal end hard portion 21. Is done.
  • the air / water supply channel passes through the universal cord 41, the operation unit 30, and the insertion unit 20.
  • the fluid includes water and gas.
  • the universal cord 41 extends from the side surface of the grip portion 33.
  • the universal cord 41 has a cylindrical shape.
  • a connector 43 that can be attached to and detached from the receptacle unit 14 is disposed at an end 41 b of the universal cord 41.
  • the connector 43 is pushed into (inserted into) the opening 14 a of the receptacle unit 14 in order for the connector 43 (the endoscope 12) to be connected to the receptacle unit 14.
  • the receptacle unit 14 has an opening 14 a into which the connector 43 (connector body 49) is pushed (plugged) in order to connect the connector 43 to the receptacle unit 14.
  • the opening 14a is called, for example, an insertion port or a receptacle.
  • the receptacle unit 14 is, for example, a video processor, an image processing device, a light source device, or the like having an opening 14a.
  • the opening 14 a has substantially the same shape as the connector 43.
  • an engaging portion 14f is disposed at the center 14c above the edge 14b.
  • the engaging portion 14f is, for example, a lever or a claw.
  • the engaging portion 14f is a connector main body portion for connecting (fixing) the connector 43 (connector main body portion 49) to the receptacle unit 14 when a connector main body portion 49 to be described later of the connector 43 is inserted into the opening portion 14a. 49 is engaged with the upper surface 49d (the engaged portion 55). As shown in FIG. 4B, the engaging portion 14f is disposed on the central axis 49c of the connector main body 49 when the connector main body 49 is inserted into the opening 14a.
  • the connector 43 is gripped by an operator, has a one end portion 45a and another end portion 45b, and is connected to the end portion 41b of the universal cord 41 and the one end portion 45a of the cylindrical connector.
  • a flat connector main body 49 that is pushed (inserted) into the portion 14a.
  • the connector grip 45 will be described. As shown in FIGS. 4A and 4C, when the connector grip 45 is gripped by the operator's right hand 100, for example, the connector grip 45 is wrapped in the palm 101 of the right hand 100 at one end 45a side of the connector grip 45. As described above, the one end 45a side is mainly held by the operator. As shown in FIG. 4C, since the connector main body 49 is removed from the opening 14a by the operator, when the connector grip 45 is gripped by the operator's right hand 100, the thumb 103 of the right hand 100 is For example, it is located on the other end 45b side, that is, on the connector main body 49 side.
  • the connector grip 45 is thicker than the universal cord 41. For this reason, one end portion 45 a of the connector gripping portion 45 is reduced in diameter toward the end portion 41 b so as to have the same diameter as the end portion 41 b of the universal cord 41.
  • the central axis 45 c of the connector grip 45 is coaxial with the central axis of the universal cord 41.
  • the connector gripping portion 45 includes a base 47a, a suction base 47b, a thin water supply base 47c, and a base 47d.
  • the base 47a, the suction base 47b, the water supply base 47c, and the base 47d are disposed so as to protrude outward from the peripheral surface 45f.
  • the base 47a, the suction base 47b, the water supply base 47c, and the base 47d are disposed on the other end 45b side.
  • the base 47 a and the suction base 47 b are arranged on the same line along the direction of the central axis 45 c of the connector grip 45.
  • the water supply base 47c is disposed, for example, 180 degrees away from the base 47a and the suction base 47b in the circumferential direction of the connector grip 45.
  • the base 47d is disposed between the base 47a and the suction base 47b and the water supply base 47c and on the water supply base 47c side in the circumferential direction.
  • the base 47d may be disposed on the central axis 49c of the connector main body 49, for example. Further, as shown in FIG. 4C, the base 47d is disposed so as not to overlap the thumb 103 when the thumb 103 is positioned on the connector main body 49 side because the connector main body 49 is removed from the opening 14a. Has been.
  • the peripheral surface 45f on the side where the base 47a and the suction base 47b are disposed is referred to as one side surface 45g of the connector grip 45, and the peripheral surface 45f on the side where the water supply base 47c is disposed is a connector grip.
  • the other side surface 45 h of the portion 45 is referred to as a peripheral surface 45 f on the side where the cap 47 d is disposed, and is referred to as a top surface 45 i of the connector grip 45.
  • the side surface 45g is wrapped in the palm 101 of the right hand 100 when the one end 45a side of the connector grip 45 is gripped by the operator's right hand 100.
  • the side surface 45g is a part of the peripheral surface 45f, and the side surface 45h is the other part of the peripheral surface 45f.
  • the connector grip 45 has a part and other parts that are separated from each other by approximately 180 degrees in the circumferential direction.
  • the suction cap 47b is connected to a suction tube (not shown) for suction.
  • the water supply cap 47c is connected to a water supply tube (not shown) for supplying water.
  • the connector main body 49 As shown in FIGS. 1 and 4B, the one end 49a side of the connector main body 49 is slightly exposed from the opening 14a when the connector main body 49 is pushed into the opening 14a.
  • a connector main body 49 has a long rectangular shape, for example, along the axial direction of the central shaft 49c.
  • the one end 49a is curved in the planar direction of the connector main body 49, and the connector main body 49 has a D-shaped outer shape.
  • the center axis 49c of the connector body 49 is offset with respect to the center axis 45c of the connector grip 45 in the plane direction of the connector body 49. ing.
  • the central axis 49 c is not arranged on the same line as the central axis 45 c and is parallel to the central axis 45 c in the planar direction of the connector main body 49. That is, the center axis 49c is arranged at a desired distance from the center axis 45c in the plane direction of the connector main body 49 and in the direction orthogonal to the axis direction of the center axis 49c in the plane direction.
  • the central axis 49c is closer to the side surface 45h than the side surface 45g. Further, as shown in FIG. 4C, when the connector gripping portion 45 is gripped by the operator's right hand 100 because the connector main body portion 49 is removed from the opening 14 a by the operator, the thumb 103 is attached to the connector main body portion 49.
  • the central axis 49c is offset with respect to the central axis 45c so that the central axis 49c passes through the position.
  • one side surface 49g of the connector body 49 is disposed on the same plane as the side surface 45g so as to be continuous with the one side surface 45g of the connector grip 45. Yes.
  • the side surface 49g is continuous with the side surface 45g in contact with the plane on which the side surface 49g is disposed. That is, the side surface 49g and the side surface 45g are in contact with the same plane.
  • the central axis 49c is offset with respect to the central axis 45c, and the side surface 49g and the side surface 45g are disposed on the same plane. Therefore, as shown in FIGS. 3A and 4A, the connector main body 49 in the planar direction and in the direction perpendicular to the axial direction of the central axis 49c of the connector main body 49 in this planar direction.
  • the other side surface 49h of the portion 49 protrudes (protrudes) outward from the other side surface 45h of the connector grip 45. That is, the side surface 45h is recessed from the side surface 49h. As shown in FIGS.
  • the other side surface 49h of the connector main body portion 49 is more than the front end surface 471c of the water supply base 47c disposed on the other side surface 45h of the connector gripping portion 45. Also protrudes outward.
  • the side surface 49h is arranged with the plane that the side surface 45h contacts and the water supply cap 47c. It protrudes outward from the plane (tip surface 471c) provided.
  • the connector body 49 is longer than the connector grip 45 in the width direction (direction perpendicular to the center axis 49c) so that the center axis 49c is offset with respect to the center axis 45c.
  • the connector main body 49 is disposed at the other end 49b of the connector main body 49, and when the connector main body 49 is pushed into the opening 14a.
  • the terminal portion 53 electrical contact portion
  • the upper surface 49d and the central axis 49c of the connector main body 49 are disposed on the terminal portion 53 (electrical contact portion) connected to the receptacle unit 14, the upper surface 49d and the central axis 49c of the connector main body 49, and when the connector main body 49 is inserted into the opening 14a.
  • an engaged portion 55 such as a protruding portion with which the engaging portion 14f is engaged.
  • the engaged portion 55 is configured such that when the connector gripping portion 45 is gripped by the right hand 100 because the connector main body portion 49 is pulled out from the opening 14 a by the operator, It is arranged on the other end 49b side with respect to the portion located on the upper surface 49d of the main body 49.
  • the connector body 49 is provided on the upper surface 49d and has a display 57 for displaying warnings and cautions, for example.
  • the display unit 57 is, for example, a sticker that is pasted on the upper surface 49d and in which information such as warnings and cautions is described.
  • the display part 57 is disposed around the engaged part 55.
  • the upper surface 49d is connected to the peripheral surface 45f of the connector grip 45 located on the same plane as the upper surface 49d.
  • the upper surface 49d is connected to the peripheral surface 45f of the connector grip 45 that is in contact with the plane on which the upper surface 49d is disposed. That is, the upper surface 49d is flush with the top surface 45i side of the connector grip 45, that is, the upper surface 49d and the top surface 45i are in contact with the same plane.
  • the connector main body 49 integrally has an air supply pipe holding portion 59 for holding the air supply pipe 59a on the lower surface 49e of the connector main body 49.
  • the air supply tube holding part 59 is also pushed into the opening 14a.
  • the air supply tube holding part 59 has, for example, a long rectangular shape along the central axis direction. However, the length of the air supply tube holding portion 59 including the air supply tube 59 a in the axial direction of the central shaft 49 c is shorter than the length of the connector main body portion 49.
  • the sum of the thickness of the connector main body 49 and the thickness of the air supply tube holding portion 59 is substantially the same as the thickness of the connector gripping portion 45. Further, the width of the air supply tube holding portion 59 is shorter than the width of the connector main body portion 49.
  • One end portion of the air supply tube holding portion 59 is disposed on the substantially same plane as the one end portion 49 a of the connector main body portion 49 in the thickness direction of the connector main body portion 49. The other end portion of the air supply tube holding portion 59 is retracted closer to the universal cord 41 than the other end portion 49b of the connector main body portion 49 in the axial direction of the central shaft 49c.
  • the other end portion 49b protrudes from the other end portion of the air supply tube holding portion 59 toward the opening portion 14a.
  • the air supply pipe 59a is directed from the other end of the air supply pipe holding portion 59 toward the opening 14a so as not to exceed the other end 49b of the connector main body 49 in the axial direction of the central axis 49c of the connector main body 49. It protrudes.
  • the connector 43 includes a substrate 61 having a terminal portion 53 at one end portion of the substrate 61, a metal electronic component 63 disposed on the substrate 61, and the terminal portion 53 exposed so that the electronic component is exposed.
  • a covering member 65 which is a shield attached to the substrate 61 so as to cover 63, an interference preventing member 67 disposed on the substrate 61 in order to prevent interference (contact) between the electronic component 63 and the covering member 65, and a covering
  • the member 65 is packaged, and has a connector grip 45 and an exterior case 69 integrated.
  • Various cables 61 c are connected to the substrate 61 and the electronic component 63.
  • the interference preventing member 67 is positioned higher than the electronic component 63 disposed on the substrate 61, for example, an electronic component, in order to prevent contact between the upper surface 63d of the electronic component 63 and the covering member 65. It is disposed on the upper surface 63 d of the component 63.
  • the interference preventing member 67 arranged in this way is covered with the covering member 65.
  • the covering member 65 is formed by bending a sheet metal into a box shape.
  • the covering member 65 is formed by bending the sheet metal, and is formed by bending the opening 65k through which the cable 61c is inserted into the connector gripping portion 45 side, and the sheet metal is bent in a box shape.
  • the member 65 When the member 65 is inserted into the exterior case 69, it has a conducting portion 65m that conducts with a conducting portion (not shown) on the connector gripping portion 45 side.
  • the opening portion 65k and the conduction portion 65m are adjacent to each other and further disposed at one end portion of the covering member 65.
  • the conductive portion 65m is integral with the covering member 65 and has elasticity.
  • the exterior case 69 includes the engaged portion 55, the display portion 57, the base 47a, the suction base 47b, the water supply base 47c, and the base 47d, and is included in the connector grip 45 and the connector main body 49. It is.
  • the covering member 65 covers the substrate 61.
  • the terminal portion 53 is exposed from the covering member 65, and as shown in FIG. 5B, the interference preventing member 67 prevents interference between the electronic component 63 and the covering member 65, and the cable 61c passes through the opening 65k.
  • such a covering member 65 is packaged by an exterior case 69 that is integral with the connector grip 45.
  • the conductive portion 65m is electrically connected to the conductive member.
  • one side surface 45g of the connector grip 45 is brought into contact with the palm 101 of the operator's right hand 100, and one end 45a side of the connector grip 45 is wrapped in the palm 101 of the operator's right hand 100.
  • the connector grip 45 is gripped mainly by the operator at the one end 45a.
  • FIGS. 4B and 4C a method of removing the connector main body 49 from the opening 14a and releasing the connection between the connector 43 and the receptacle unit 14 will be described with reference to FIGS. 4B and 4C.
  • one side 45g of the connector grip 45 is in contact with the palm 101 of the operator's right hand 100, and the one end 45a side of the connector grip 45 is wrapped by the palm 101 of the operator's right hand 100.
  • the connector gripping portion 45 is mainly gripped by the operator at the one end portion 45a side.
  • the central axis 49c of the connector main body 49 is offset with respect to the central axis 45c of the connector gripping portion 45 so as to be closer to the side surface 45h than the side surface 45g in the planar direction of the connector main body portion 49. Therefore, when the connector grip 45 is gripped as described above, the thumb 103 of the operator's right hand 100 is positioned on the upper surface 49d of the connector body 49 and the central axis 49c of the connector body 49. . 4B, the engaged portion 55 is disposed on the central shaft 49c of the connector main body 49, and the engaging portion 14f that engages with the engaged portion 55 is the same as the engaged portion 55. It is disposed on the central axis 49 c of the connector main body 49.
  • the engaging portion 14 f is easily put on the thumb 103 and operated to release the engagement with the engaged portion 55.
  • the connector gripping portion 45 is still gripped, the connector is prevented from coming off from the receptacle unit 14 after the engagement is released.
  • the connector main body 49 is removed from the opening 14a, so that the connection (fixation) between the connector 43 and the receptacle unit 14 is released.
  • the central axis 49 c of the connector main body portion 49 is offset in the plane direction of the connector main body portion 49 with respect to the central axis 45 c of the connector gripping portion 45, and the engaged portion 55 is It is disposed on the central shaft 49c. Therefore, in the present embodiment, as shown in FIG. 4B, the engaging portion 14 f that engages with the engaged portion 55 can be disposed on the central shaft 49 c of the connector main body portion 49 in the same manner as the engaged portion 55. Thereby, in this embodiment, as shown in FIG. 4C, even if the connector 43 is gripped, the engaging portion 14f can be easily engaged in a natural state without bending the thumb 103 located on the central axis 49c of the connector main body 49. Can be hung. Therefore, in this embodiment, even when the connector 43 is gripped, the engagement and connection (fixation) can be easily released, and can be easily removed.
  • the engaging portion 14f is disposed at the center 14c. However, as described above, if the engaging portion 14f can be disposed on the central axis 49c of the connector main body 49, the engaging portion 14f is disposed.
  • the installation position is not particularly limited.
  • the connector gripping portion 45 remains gripped. Therefore, after the engagement is released, the connector 43 can be prevented from falling off the receptacle unit 14 and the connector 43 is damaged. Can be prevented.
  • the engaged portion 55 is disposed on the upper surface 49d
  • the upper surface 49d of the connector main body 49 is connected to the peripheral surface 45f located on the same plane as the upper surface 49d
  • the connector The grip 45 and the connector main body 49 are integrated.
  • the center axis 49c of the connector body 49 is offset from the center axis 45c of the connector grip 45 so that it is closer to the side 45h than the side 45g in the planar direction of the connector body 49. Yes.
  • the thumb 103 can be easily hung on the engaging portion 14f and the upper surface 49d, and the engagement and connection (fixation) can be easily released.
  • the center axis 49 c of the connector main body 49 is offset with respect to the center axis 45 c of the connector grip 45.
  • one side surface 49 g of the connector main body portion 49 and one side surface 45 g of the connector gripping portion 45 are disposed on the same plane, and the other side surface of the connector main body portion 49 is disposed.
  • 49h is projected outward from the other side surface 45h of the connector grip 45 and the front end surface 471c of the water supply cap 47c.
  • the case of the right hand 100 has been described. However, if the center axis 49c of the connector main body 49 is closer to the side surface 45g than the side surface 45h, the left hand is the same as the right hand 100. The effect of can be obtained.
  • the connector grip 45 when the operator inserts the connector main body 49 into the opening 14a, the connector grip 45 is mainly gripped on the one end 45a side by the operator as shown in FIG. 4A.
  • the present invention is not limited to this, and as shown in FIG. 4C, the thumb 103 of the operator's right hand 100 is positioned on the upper surface 49d of the connector main body 49 and the central axis 49c of the connector main body 49.
  • the connector grip 45 may be gripped mainly by the operator at the one end 45a side or the other end 45b side.
  • the central axis 49c of the connector main-body part 49 is offset with respect to the central axis 45c of the connector holding part 45, even if the connector 43 is hold
  • the present invention is not limited to the above-described embodiment as it is, and can be embodied by modifying the constituent elements without departing from the scope of the invention in the implementation stage. Further, various inventions can be formed by appropriately combining a plurality of constituent elements disclosed in the embodiment.

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
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  • Surgery (AREA)
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Abstract

La présente invention concerne un connecteur (43) d'un endoscope (12) qui est disposé sur l'extrémité (41b) d'un cordon universel (41) et peut être raccordé et détaché d'une unité de réceptacle (14) qui a une ouverture (14a). Le connecteur (43) est pourvu d'un point de préhension de connecteur (45) qui est saisi et d'un corps de connecteur principal (49) qui est assemblé à l'autre extrémité (45b) du point de préhension de connecteur (45) à une extrémité (49a) et qui est poussé dans l'ouverture (14a). L'axe central (49c) du corps de connecteur principal (49) est décalé par rapport à l'axe central (45c) du point de préhension de connecteur (45) dans le plan du corps de connecteur principal (49).
PCT/JP2011/074024 2010-10-25 2011-10-19 Connecteur d'endoscope WO2012056964A1 (fr)

Priority Applications (2)

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JP2012520400A JP5122027B2 (ja) 2010-10-25 2011-10-19 内視鏡のコネクタ
CN201180029699.9A CN102958423B (zh) 2010-10-25 2011-10-19 内窥镜的连接器

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JP2010-238691 2010-10-25
JP2010238691 2010-10-25

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WO2012056964A1 true WO2012056964A1 (fr) 2012-05-03

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JP5122027B2 (ja) 2013-01-16
CN102958423B (zh) 2015-03-18
CN102958423A (zh) 2013-03-06
JPWO2012056964A1 (ja) 2014-05-12

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