JPH11225941A - Support structure for endoscope - Google Patents

Abstract

PROBLEM TO BE SOLVED: To move an endoscope minutely and to move it by a simple operation by hanging and supporting it on an arm disposed on an operating table through a hanging means. SOLUTION: A celoscope 10 is hung and supported on an arm disposed on an operating table through a hanging member 36. The hanging member 36 consists of a hold plate, chains 58A, 58B, 58C, and a hook 52. A clamp plate holding a hand operation part 12 of the celoscope 10 and a pair of clamp plates 74, 76 holding a connection part 26 of the hand operation part 12 with a soft cable 28 are formed on the hold plate. The celoscope 10 is held on the hold plate by these clamp plates and then is hung on a bar 54 of the arm through the chains 58A, 58B, 58C and the hook 52.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to an endoscope support structure, and more particularly to an endoscope support structure for positioning a laparoscope with respect to an operating table.

[0002]

2. Description of the Related Art A laparoscope is used while being supported by an arm attached to an operating table and positioned with respect to the operating table. Conventional laparoscope support structures include those in which the laparoscope is directly connected to the arm and those in which the laparoscope is connected to the arm via a microstage. The former support structure changes the position of the laparoscope by directly moving the arm, and the latter support structure changes the position of the laparoscope by operating the knob of the microstage.

[0003]

However, in the above-mentioned support structure in which the laparoscope is moved by the arm, a delicate movement cannot be performed. The disadvantage is that stress is applied to the abdominal wall. In addition, the support structure for moving the laparoscope on the microstage has a drawback in that the knobs need to be operated, and the operation is troublesome.

[0004] The present invention has been made in view of such circumstances, and can move the endoscope delicately,
An object of the present invention is to provide an endoscope support structure that can be easily operated.

[0005]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention provides a method for positioning an endoscope with respect to an operating table by supporting the endoscope on an arm provided on the operating table. In the endoscope supporting structure, the endoscope is suspended and supported on the arm via suspension means.

According to the endoscope support mechanism of the present invention, the endoscope is suspended and supported by the arm via the suspension means. ,
The endoscope can be delicately moved, and the endoscope can be moved by a simple operation as compared with a support structure moved by a microstage.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of a support structure for an endoscope according to the present invention will be described below in detail with reference to the accompanying drawings. FIG. 1 is an explanatory diagram showing a state in which a laparoscope 10 is supported and supported by the endoscope support structure of the present embodiment. The laparoscope 10 shown in FIG. 1 has a hand operation unit 12, and a rigid endoscope 16 as an optical viewing tube is connected to a distal end of the hand operation unit 12 via a connection unit 14. A hard portion is provided at the tip of the rigid endoscope 16 via a curved portion (not shown), and the curved portion and the hard portion are inserted into the abdomen 19 of the subject 18 via the trocar 17. The bending portion is remotely operated to bend by turning a pair of bending knobs 20 and 22 provided on the hand operation portion 12, and the hard portion can be directed in a desired direction. An objective lens and an illumination lens are provided on an end surface of the hard portion, and an air supply / water supply hole and the like are formed. A solid-state imaging device (CCD) is provided on the image forming surface of the objective lens, and an observation image of the subject 18 during the operation is formed by the objective lens. This observation image is converted into an image signal by the solid-state imaging device, and is input to the processor 24 via a signal cable. After predetermined image processing is performed in the processor 24, the image is output to the monitor 25 and displayed as an observation image.

On the other hand, a flexible cable 28 is connected to a side surface of the hand operation section 12 via a connection section 26 (see FIG. 3). A light guide cable, a signal cable, an air supply / water supply tube, and the like are inserted through the flexible cable 28. One end of the light guide cable is connected to a light source device (not shown), and the other end is a flexible cable 28.
It is arranged inside the illumination lens of the hard part via the hand operation part 12, the rigid endoscope 16, and the curved part. Therefore, when the light source device is driven, illumination light from the light source device is emitted from the light guide cable to the affected part via the illumination lens.

[0009] One end of the air supply / water supply tube is provided for air supply / water supply.
The other end is connected to the water supply device, and the other end is connected to the air supply / water supply button 30 of the hand operation unit 12 via the flexible cable 28. The air / water supply button 30 is connected to an air / water supply channel inserted through the rigid endoscope 16. Therefore, if the air / water button 30 is operated, the compressed air from the air / water supply device or the cleaning liquid is used to supply air / water to the hard portion.
It is supplied from the water supply hole to the affected part.

[0010] The laparoscope 10 has an operating table 32.
Is suspended and supported by a suspension member (suspension means) 36 of the present embodiment. FIG. 2 is a perspective view showing the arm 34 and the suspension member 36. The arm 34 shown in FIG. 1 includes a vertical arm 38, a horizontal arm 40, a rotating arm 42, and the like. The lower end of the vertical arm 38 is fixed to the side surface 39 of the operating table with a bracket 44, and the horizontal arm 40 is connected to the horizontal upper end thereof via a ball joint 46 so as to be rotatable in the horizontal direction. I have. At the distal end of the horizontal arm 40, the pivot arm 42 is supported via a joint 48 so as to be pivotable in the vertical direction. Also, the rotating arm 4
A handle 50 for fixing the vertical position of the second 2 is attached to the joint 48. A bar 54 on which the hook 52 on the suspension member 36 is hooked is attached to the tip of the rotating arm 42.

FIG. 3 is a perspective view showing a state in which the laparoscope 10 is suspended and supported by the suspension member 36, and FIG.
Is a side view thereof, and FIG. 5 is a perspective view of the suspension member 36. As shown in these drawings, the suspension member 36 includes a holding plate 56, three chains 58A, 58B, 58C, and a hook 52. The holding plate 56 is shown in FIG.
As shown in FIG. 2, the metal plate is manufactured by bending a metal plate cut into a predetermined shape into a shape shown in FIG. In the left part of FIG. 5 of the holding plate 56, U-shaped clamp plates 60 and 62 facing each other are formed by bending, and a rectangular space 64 surrounded by these clamp plates 60 and 62 is close to the laparoscope 10. Operation unit 1
2 is fitted and supported as shown in FIG. A hook 66 is provided on the clamp plate 60, and a lower portion of the chain 58B is connected to the hook 66.

In FIG. 5, the clamp plate 6
0 and 62 are elongated plates 6 extending rightward in the figure.
8 are integrally formed on the plate 68,
The lower surface of 2 is abutted and supported. An opening 70 is formed at the right end of the plate 68, and the opening 70
Hook 71 attached to the lower part of the chain 58A
Is hung. In addition, the clamp plate 62 includes
An elongated plate 72 is integrally formed, and this plate 7
Reference numeral 2 denotes a pair of clamp plates 74 and 7 which are bent outward at right angles in the middle part, and which are opposed to each other at the ends thereof.
6 is formed by bending. The connecting portion 26 of the hand operating portion 12 with the flexible cable 28 is fitted into the space 78 surrounded by the clamp plates 74 and 76 as shown in FIG. The opening 8 of the clamp plate 74
0 is hung on the lower part of the chain 58C.

Next, the suspension member 36 constructed as described above is used.
The procedure for suspending and supporting the laparoscope 10 will now be described with reference to FIG. First, the lower end of the chain 58B is hooked on the hook 66 of the holding plate 56, and the upper end is hook 5
Multiply by 2. Then, the lower end of the chain 58C is hooked on the opening 80 of the holding plate 56, and the upper end is hook 52
After hooking, the hook 52 is connected to the bar 54 on the arm 34 side.
And the holding plate 56 is connected to two chains 58B,
Suspended and supported at 58C.

Next, the distal end of the rigid endoscope 16 of the laparoscope 10 is inserted into a space 64 surrounded by the clamp plates 60 and 62. Then, the laparoscope 10 is moved in the direction of the arrow (the rigid endoscope 1).
6), and the hand operation unit 12 of the laparoscope 10 is fitted into the space 64 as shown in FIG. At this time, a space 78 surrounded by the clamp plates 74 and 76 is provided.
The connecting portion 26 of the hand operating portion 12 for connecting to the flexible cable 28
Are inserted simultaneously. Thus, the laparoscope 10 is held on the holding plate 56 in a stable posture. In the present embodiment, since the laparoscope 10 can be attached to and detached from the holding plate 56 only by moving the laparoscope 10 in one direction with respect to the holding plate 56, the laparoscope 10 can be easily attached and detached.

Next, the hook 71 at the lower end of the chain 58A is hooked on the opening 70 on the holding plate 56 side, and the upper end of the chain 58A is hooked on the hook 52. This allows
The laparoscope 10 is completely suspended and supported by the arm 34 via the suspension member 36. Next, when changing the position of the laparoscopic device 10 suspended and supported as described above, the user holds the hand operation unit 12, the rigid endoscope 16, or the holding plate 56,
The laparoscope 10 is moved to a desired position. In this case, since the laparoscope 10 is suspended and supported by the suspending member 36, the laparoscope 10 can be moved slightly, as compared with a conventional support structure in which the laparoscope is moved by an arm. The laparoscope 10 can be moved by a simple operation as compared with a conventional support structure in which the laparoscope is moved by a microstage.

In this embodiment, the laparoscope 10 is suspended by the chains 58A to 58C. However, the present invention is not limited to this, and other suspension means such as a wire may be applied. Further, in the present embodiment, the holding plate 56 is manufactured by bending a metal plate, but may be manufactured by molding plastic or the like.

Further, in the present embodiment, the laparoscope 10 has been described as an endoscope as an example, but if the endoscope is used by being supported by such a support mechanism of the endoscope, It may be applied to other endoscopes such as a thoracoscopy.

[0018]

As described above, according to the support structure for an endoscope according to the present invention, the endoscope is suspended and supported on the arm via the suspension means. The endoscope can be moved more delicately than the supporting structure to be moved, and the endoscope can be moved by a simple operation as compared to the supporting structure to be moved by the micro stage.

[Brief description of the drawings]

FIG. 1 is an explanatory diagram showing a state in which a laparoscope is supported by a support structure for an endoscope according to an embodiment;

FIG. 2 is a perspective view showing the entire endoscope support structure.

FIG. 3 is an enlarged perspective view showing a state in which the laparoscope is suspended and supported by a suspension member of the support structure of the endoscope.

FIG. 4 is a side view showing a state in which the laparoscope is suspended and supported by a suspension member of the support structure of the endoscope.

FIG. 5 is a perspective view of a suspension member of the support structure of the endoscope.

FIG. 6 is a view used to explain a procedure for supporting a laparoscope on a suspension member.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 ... Laparoscope 12 ... Hand operation part 16 ... Hard endoscope 17 ... Trocar 28 ... Flexible cable 32 ... Operating table 34 ... Arm 36 ... Suspension member 52 ... Hook 56 ... Holding plate 58A-58C ... Chain

Claims (2)

[Claims] 1. An endoscope supporting structure for positioning an endoscope with respect to an operating table by supporting the endoscope on an arm provided on the operating table. A support structure for an endoscope, wherein the endoscope is suspended from the arm. 2. The apparatus according to claim 1, wherein said suspending means comprises a holding member for holding a hand operation section of the endoscope, and a suspending member for suspending the holding member on the arm. Endoscope support structure.