CN210124850U - endoscope fixation device - Google Patents

Abstract

The utility model discloses an endoscope fixing device, which comprises a base, a snake bone component, a power component and an endoscope clamping component; one end of the snake bone component is fixed on the base, the other end of the snake bone component is a hanging end, the endoscope clamping component is fixedly arranged at the hanging end, and the power component is provided with a control end and an output end; in addition, the snake bone component also comprises a traction rope, the traction rope penetrates through the snake bone component along the axial direction of the snake bone component, one end of the traction rope is fixed at the suspended end of the snake bone component, the other end of the traction rope is connected with the output end, and the control end controls the output end of the power component to pull or release the traction rope so as to control the tension or the relaxation of the snake bone component; endoscope fixing device has that stability is good, easy operation, and can all-round angle regulation advantage such as.

Description

endoscope fixation device

technical field

The utility model relates to the technical field of endoscopes, in particular to an endoscope fixing device which is easy to fix, simple to operate and has a wide application range.

Background technique

An endoscope is a type of precision medical instrument that can directly enter the human body cavity through the human body's natural orifice or a small incision made by surgery for observation and treatment. When in use, the endoscope is introduced into the pre-examined organ, and the changes of the relevant organ or part can be directly observed. With the advancement of modern imaging, computer, material science, electronics and other related technologies and the improvement of doctors' surgical skills, endoscopic minimally invasive surgery with the advantages of less trauma, less bleeding, and faster recovery is gradually replacing traditional open surgery.

However, after losing the tactile perception advantage of the operator in open surgery, the operator in endoscopic minimally invasive surgery has continuously increased requirements for the clarity and comfort of the field of vision in endoscopic surgery, which is also the key to the success of endoscopic surgery. The key factor. At present, the endoscope is supported by an assistant. During the adjustment of the surgical field of view, it is inevitable that there will be shaking or excessive movement, which will make the picture unstable; in addition, the muscles and joints of the human body cannot be fixed in one posture for a long time. During the long operation, the fatigue of the human body will cause the endoscope to shake slightly, which affects the smoothness of the operation, and even requires frequent replacement of assistants, which increases the human resources required for the operation. Therefore, there is an urgent need to provide an endoscope fixing device with good stability and easy operation to solve the above problems.

Utility model content

The purpose of the present utility model is to solve the above-mentioned problems and provide an endoscope fixing device that is easy to fix and easy to operate. At the same time, the purpose of adjusting the endoscope to any angle and orientation can be achieved through the snake bone assembly.

In order to achieve the above purpose, the present invention adopts the following technical solutions.

An endoscope fixing device, which has a base, the endoscope fixing device further comprises: a snake bone assembly, one end of the snake bone assembly is fixed on the base, and the other end is a suspended end; an endoscope clamping assembly, the endoscope clamping assembly is arranged on the suspended end of the snake bone assembly; and a power assembly, the power assembly has a control end and an output end; wherein, the snake bone assembly Including a traction rope, the traction rope runs through the snake bone assembly along the axis direction of the snake bone assembly, and one end of the traction rope is fixed on the suspended end of the snake bone assembly, and the other end is connected with the snake bone assembly. The output end of the power assembly is connected; the output end of the power assembly is controlled by the control end to pull or loosen the traction rope to control the tension or relaxation of the snake bone assembly.

Further, the endoscope fixing device further includes a fine-tuning mechanism, and the fine-tuning mechanism is arranged at the position where the traction rope is close to the output end.

Further, the fine-tuning mechanism includes: a motor, which is fixed in the base; a cam, which is connected to the output end of the motor, and the traction rope abuts against the outer side of the cam ; a pressure sensor, which is arranged between the abutting surfaces of the cam and the traction rope to detect the pressure signal of the traction rope and the cam; a control module, which is respectively connected to the pressure sensor and the motor, for converting the pressure signal into a rotation signal of the motor, so as to adjust the rotation angle of the cam to adjust the tightness of the wire rope.

Further, the power component is a miniature high-precision stepping motor.

Further, the endoscope clamping assembly is fixedly connected with the suspended end of the snake bone assembly through a universal ball member.

Further, the suspended end is provided with a connection sleeve, and the end of the connection sleeve away from the snake-bone assembly is connected to the universal ball member.

Further, the snake-bone assembly is composed of a plurality of universal joints coupled, and a non-slip layer is provided on the contact surface between two adjacent universal joints.

Further, a fixing bracket is provided on the outer side of the base to fix the endoscope fixing device.

Further, the control end of the power assembly includes a button or a foot pedal.

The positive effects of the endoscope fixing device of the present utility model are:

(1) Through the combined use of the snake bone assembly, the endoscope clamping assembly and the power assembly, the endoscope fixing device can clamp and fix the endoscope.

(2) One-hand or one-leg operation can be realized through the operation end of the power assembly, and the endoscope fixing device is easy to operate and is convenient.

(3) The ergonomically designed universal joint coupling is used to form the snake bone component, which can realize multi-degree-of-freedom and all-round adjustment, and can achieve the purpose of no dead angle in the surgical field.

(4) The endoscope fixing device can be used to hold various endoscopes, such as laparoscope, thoracoscope, hysteroscope, ureteroscope, nephroscope, cystoscope, etc., and even auxiliary retractors during surgery and surgery Cameras used in teaching, etc., have a wide range of applications.

(5) The endoscope fixing device is compact in structure, small in volume, and easy to install.

(6) It is composed of common instruments or parts, and the endoscope fixing device is low in cost and easy to be popularized in hospitals at all levels.

Description of drawings

Fig. 1 is the structure diagram of the endoscope fixing device of the present invention;

Fig. 2 is the partial detail enlarged view of Fig. 1;

The symbols in the figure are:

1. Endoscope clamping assembly;

101. Universal ball component;

2. Snake bone components;

201, traction rope;

202, universal joint;

3. Power components;

301. Control terminal;

301a, button;

301b, foot pedal;

302. output terminal;

4. The base;

401. Fixing the bracket.

5. Fine-tuning mechanism;

501. Motor

502, cam;

503. pressure sensor;

504. Control module;

6. Connecting sleeve;

7. Disposable transparent sterilization bag.

Detailed ways

The specific embodiments of the endoscope fixing device of the present invention are explained below with reference to the accompanying drawings, and the described embodiments are only a part of the embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the present invention.

Referring to FIG. 1 , an endoscope fixing device includes an endoscope clamping assembly 1 , a snake bone assembly 2 , a power assembly 3 and a base 4 . One end of the snake bone assembly 2 is fixed on the base 4, and the other end is a suspended end, the endoscope clamping assembly 1 is fixed on the suspended end, and the power assembly 3 has a control end 301 and an output end 302; in particular, the snake bone assembly 2 further includes a traction rope 201, the traction rope 201 runs through the snake bone assembly 2 along the axis direction of the snake bone assembly 2, and, One end of the traction rope 201 is fixed to the suspended end of the snake bone assembly 2 , and the other end is connected to the output end 302 of the power assembly 3 . The control end 301 can control the output end 302 of the power assembly 3 to pull or loosen the traction rope 201 , so as to control the tension or relaxation of the snake bone assembly 2 .

The endoscope fixing device includes a base 4 for placing or fixing the endoscope fixing device. In this embodiment, the base 4 is a hollow cavity, and the outer side of the base 4 is provided with a fixing bracket 401 , through which the endoscope fixing device can be fixed on a hospital bed on the side rails. The hollow cavity of the base 4 can form a sealed cavity for accommodating the power assembly 3 and the fine-tuning mechanism 5, so as to ensure that the entire endoscope fixing device is in an insulating and isolated state, which can improve the safety and sealing of the endoscope fixing device. sex.

The power assembly 3 has a control end 301 and an output end 302 . In specific implementation, the power assembly 3 can use a micro high-precision stepping motor, the output end 302 is an output screw, and the control end 301 includes a button 301a and a foot pedal 301b. The miniature high-precision stepping motor is arranged in the sealed cavity of the base 4, and an insulating pad is provided between the miniature high-precision stepping motor and the inner bottom surface of the base 4 to achieve isolation and insulation. Effect. The button 301a is disposed at one end of the snake bone assembly 2 close to the endoscope clamping assembly 1, and the foot pedal 301b is placed on the ground through an extension line, so as to facilitate the staff to operate with one hand or one foot. In addition, by using a motor instead of a pneumatic power device, the service life of the endoscope fixing device can be prolonged, and technical problems such as insufficient support force and unstable support of the pneumatic power system can be solved.

One end of the snake bone assembly 2 is fixedly arranged on the base 4, and the other end of the snake bone assembly 2 is a suspended end; in addition, the snake bone assembly 2 also includes a traction rope 201, the traction rope 201 runs through the snake-bone assembly 2 along the axis direction of the snake-bone assembly 2, and one end of the traction rope 201 is fixed to the suspended end of the snake-bone assembly 2, and the other end is connected with the power assembly 3. The output terminal 302 is connected. In specific implementation, the snake bone assembly 2 includes a plurality of universal joints 202 , and adjacent universal joints 202 are coupled and connected, and a non-slip layer is provided on the contact surface between adjacent universal joints 202 . The anti-skid layer can increase the friction coefficient of the adjacent universal joints 202, and can increase the friction force between the universal joints 202, so as to ensure that when the snake bone assembly 2 is tensioned, the snake bone assembly 2 can maintain the adjusted Stability of states (such as bent or wavy states) and angles. The traction rope 201 adopts a steel wire rope member.

Please refer to FIG. 1 and FIG. 2 , the endoscope clamping assembly 1 is fixedly disposed on the suspended end of the snake bone assembly 2 . In this embodiment, the endoscope clamping assembly 1 includes a universal ball member 101 , and a connecting sleeve 6 is provided at the suspended end of the snake bone assembly 2 , and the connecting sleeve 6 is far away from the snake bone assembly 2 One end is connected with the universal ball member 101, so as to connect the snake bone assembly 2 and the endoscope clamping assembly 1 as a whole. Specifically, the connecting sleeve 6 is fixedly connected to the traction rope 201 through a T-shaped locking handle, so as to be convenient for the staff to hold when sterilizing or adjusting. When the two serpentine assemblies are fastened, the angle of the endoscope clamping assembly 1 can be fine-tuned through the universal ball member 101, so as to change the angle of the endoscope and increase the number of endoscopes. The overall flexibility of the fixation device helps to achieve the goal of multi-degree-of-freedom adjustment of the endoscope and the operative field without dead ends. In addition, the endoscope clamping assembly 1 can adopt an adjustable structural member, so that the clamping diameter of the endoscope clamping assembly 1 can be adjusted so as to be used for clamping endoscopes of different types and diameters, increasing the The scope of application of the endoscope fixing device.

Please continue to refer to Figure 1. The endoscope fixing device further includes a fine adjustment mechanism 5, the endoscope fixing device further includes a fine adjustment mechanism 5, and the fine adjustment mechanism 5 is arranged at the traction rope 201 near the output end, and the The fine-tuning mechanism 5 includes a motor 501 (not shown in the figure), a cam 502, a pressure sensor 503 (not shown in the figure) and a control module 504 (not shown in the figure). The motor 501 is fixed in the base 4 , the cam 502 is connected to the motor 501 , the traction rope 201 abuts against the outer side of the cam 502 , and the pressure sensor 503 A device is arranged between the abutting surfaces of the cam 502 and the traction rope 201 to detect the pressure signal between the traction rope 201 and the cam 502 , and the control module 504 is connected to the pressure sensor 503 and the pressure sensor 503 respectively. The motor 501 is used to convert the pressure signal into a rotation signal of the motor 501 , so that the rotation angle of the cam 502 can be adjusted to adjust the tightness of the traction rope 201 .

Please continue to refer to Figure 1. When practical, a disposable transparent sealed sterilization bag 7 is also sleeved outside the endoscope fixing device. The disposable transparent sealed sterilization bag 7 can prevent the endoscope fixing device from being contaminated by liquid splashing during the operation, can reduce cross-infection, and at the same time can prolong the service life of the endoscope fixing device.

The working process of the endoscope fixing device of the present invention:

The endoscope fixing device is not powered on or the manual button or foot pedal is not turned on, the power assembly 3 relaxes the traction rope 201, and the snake bone assembly 2 is in a relaxed state, and the snake bone assembly 2 can be adjusted to the required state at this time. angle or orientation; after that, release the manual button 301a or the foot pedal 301b, the power assembly 3 pulls the traction rope 201 for tension, the snake bone assembly 2 is positioned in the adjusted state and supports the endoscope clamping assembly 1 . At this time, if only the angle of the endoscope needs to be adjusted, the operator can also adjust the angle of the endoscope clamping assembly 1 by rotating the universal ball member 201 .

The above are only the preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, without departing from the principles of the present invention, several improvements and modifications can also be made. It should be regarded as the protection scope of the present invention.

Claims (9)

1. An endoscope fixing device having a base, wherein the endoscope fixing device further comprises: a snake-bone assembly, one end of the snake-bone assembly is fixedly arranged on the base, and the other end is a suspended end; an endoscope clamping assembly, the endoscope clamping assembly is disposed at the suspended end of the snake bone assembly; and, a power assembly, the power assembly has a control end and an output end; wherein, The snake-bone assembly includes a traction rope, which penetrates the snake-bone assembly along the axis direction of the snake-bone assembly, and one end of the traction rope is fixed to the suspended end of the snake-bone assembly, The other end is connected with the output end of the power assembly; the output end of the power assembly is controlled by the control end to pull or loosen the traction rope to control the tension or relaxation of the snake bone assembly. 2 . The endoscope fixing device according to claim 1 , wherein the endoscope fixing device further comprises a fine-tuning mechanism, and the fine-tuning mechanism is arranged at the position where the traction rope is close to the output end. 3 . . 3. An endoscope fixing device according to claim 2, wherein the fine adjustment mechanism comprises: a motor, which is fixedly arranged in the base; a cam, the cam is connected with the output end of the motor, and the traction rope abuts against the outer side surface of the cam; a pressure sensor, the pressure sensor is arranged between the abutting surfaces of the cam and the traction rope to detect the pressure signal of the traction rope and the cam; a control module, which is respectively connected to the pressure sensor and the motor, and is used for converting the pressure signal into a rotation signal of the motor, so as to adjust the rotation angle of the cam to adjust the tightness of the traction rope . 4 . The endoscope fixing device according to claim 1 , wherein the power component is a miniature high-precision stepping motor. 5 . 5 . The endoscope fixing device according to claim 1 , wherein the endoscope clamping assembly is fixedly connected to the suspended end of the snake bone assembly through a universal ball member. 6 . 6 . The endoscope fixing device according to claim 5 , wherein the suspended end is provided with a connection sleeve, and an end of the connection sleeve away from the snake-bone assembly is connected to the universal ball member. 7 . 7 . The endoscope fixing device according to claim 1 , wherein the serpentine component is composed of a plurality of universal joints coupled, and a contact surface between two adjacent universal joints is provided with 7 . Has a non-slip layer. 8 . The endoscope fixing device according to claim 1 , wherein a fixing bracket is provided on the outer side of the base to fix the endoscope fixing device. 9 . 9 . The endoscope fixing device according to claim 1 , wherein the control end of the power assembly comprises a button or a foot pedal. 10 .

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