Rotating wheel adjusting mechanism of bendable clip applier

Abstract

The utility model relates to the technical field of clip appliers, in particular to a rotating wheel adjusting mechanism of a bendable clip applier, which is characterized in that a clamping mechanism extends into the body of a patient, and a levelness adjusting rotating wheel is rotated through transmission of a driving mechanism, so that the clamping mechanism rotates, and the levelness of the clamping mechanism is adjusted. The bending angle of the clamping mechanism is adjusted through transmission of the driving mechanism by rotating a bending angle adjusting rotating wheel, so that the clamping mechanism is aligned to the tissue needing to be clamped, and the clamping mechanism is closed to clamp the tissue by tightly holding the driving mechanism, so that the practicability of the equipment is improved; comprising a driving mechanism; the device further comprises a clamping mechanism and a rotating mechanism, and the clamping mechanism and the rotating mechanism are both installed on the driving mechanism. The rotating mechanism comprises a bending angle adjusting rotating wheel and a levelness adjusting rotating wheel, the right end of the levelness adjusting rotating wheel is rotationally installed on the driving mechanism, the bending angle adjusting rotating wheel is installed on the driving mechanism, and threads are arranged on the inner wall of the bending angle adjusting rotating wheel.

Description

Technical Field

[0001] The utility model relates to the technical field of clip applicators, in particular to a rotating wheel adjustment mechanism of a bendable clip applicator. Background Art

[0002] Once a lesion is found in the human body cavity, if it needs to be removed, studies have shown that laparoscopic minimally invasive surgery is now increasingly advocated. It not only causes less trauma, but also reduces the occurrence of infection. During minimally invasive surgery, doctors often use clamps to clamp tissues in the patient's body.

[0003] Existing clip appliers, such as a double-jaw clip applier disclosed in utility model patent application number 201721621662.6 and a visual clip applier disclosed in utility model patent application number 201320480630.4, can be inserted into the patient's body to assist doctors in performing minimally invasive surgery.

[0004] However, during use, it was found that the existing clamp applier has a relatively simple structure, and it is not convenient to adjust the horizontality and angle of the clamp head, resulting in a large number of blind spots when the clamp is used in the patient's body, affecting the progress and effect of the operation, resulting in poor practicality. Therefore, a rotating wheel adjustment mechanism for a flexible clamp is urgently needed to improve the above-mentioned problem. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a clamping mechanism that is inserted into the patient's body, and the clamping mechanism is rotated by rotating the horizontality adjustment wheel through the drive mechanism to adjust the horizontality of the clamping mechanism, and then the bending angle of the clamping mechanism is adjusted by rotating the bending angle adjustment wheel through the drive mechanism to align the clamping mechanism with the tissue to be clamped, and then the clamping mechanism is closed by holding the drive mechanism to clamp the tissue, thereby improving the practicality of the device. A wheel adjustment mechanism for a flexible clamp.

[0006] The utility model discloses a rotating wheel adjustment mechanism of a bendable clamp applicator, comprising a driving mechanism, a clamping mechanism and a rotating mechanism, wherein the clamping mechanism and the rotating mechanism are both installed on the driving mechanism;

[0007] The driving mechanism provides power to the clamping mechanism, the rotating mechanism adjusts the horizontality and angle of the clamping mechanism, and the clamping mechanism clamps the patient's tissue;

[0008] The rotating mechanism comprises a bending angle adjustment wheel and a horizontality adjustment wheel, the right end of the horizontality adjustment wheel is rotatably mounted on the driving mechanism, the bending angle adjustment wheel is mounted on the driving mechanism, and a thread is arranged on the inner wall of the bending angle adjustment wheel;

[0009] The clamping mechanism is extended into the patient's body, and the clamping mechanism is rotated by rotating the horizontality adjustment wheel through the driving mechanism to adjust the horizontality of the clamping mechanism. The bending angle adjustment wheel is then rotated through the driving mechanism to adjust the bending angle of the clamping mechanism so that the clamping mechanism is aligned with the tissue to be clamped. Then, the driving mechanism is gripped to close the clamping mechanism to clamp the tissue, thereby improving the practicality of the device.

[0010] Preferably, the driving mechanism includes a holding handle, an outer tube, a pulling tube and a pushing rod, the horizontality adjusting wheel is rotatably mounted on the holding handle, one end of the outer tube is mounted on the horizontality adjusting wheel, the clamping mechanism is mounted on the other end of the outer tube, and a through hole is provided on the right portion of the outer tube, the pulling tube and the pushing rod are both located inside the outer tube, the right portion of the pulling tube passes through the through hole of the outer tube and is threadedly connected to the bending angle adjusting wheel, the left end of the pulling tube is mounted on the clamping mechanism, and a guiding structure is provided inside the outer tube to prevent the pulling tube from rotating, the right end of the pushing rod is mounted on the holding handle, and the other end of the pushing rod is mounted on the clamping mechanism; by rotating the bending angle adjusting wheel and guiding the pulling tube through the guiding structure inside the outer tube, the pulling tube is moved laterally inside the outer tube, the clamping mechanism is pushed and pulled, and the bending angle of the clamping mechanism is adjusted; then, by holding the holding handle tightly, the pushing rod tightens or loosens the clamping mechanism, so that the clamping mechanism clamps or loosens the tissue, thereby improving the practicability of the equipment.

[0011] Preferably, the clamping mechanism includes a clamp head and a support frame, the support frame is installed on the outer tube, the clamp head is installed on the support frame, the other end of the push rod is installed on the clamp head, and the other end of the pull tube is installed on the support frame; the pull tube is moved laterally inside the outer tube to push and pull the support frame to adjust the bending angle of the clamp head, and the clamp head is tightened or loosened by the push rod, so that the clamp head clamps or loosens the tissue, thereby improving the practicability of the equipment.

[0012] Preferably, the push rod is located in the middle of the pull tube, reducing the space occupied by the push rod, thereby improving the convenience of the device for minimally invasive surgery.

[0013] Preferably, the right end of the support frame is hinged to the other end of the outer tube; by moving the pull tube laterally inside the outer tube, the support frame is pushed and pulled, so that the support frame rotates with the hinge position as the center, thereby improving the practicability of the equipment.

[0014] Preferably, a limiting groove is provided in the middle of the clamp head, so that the hemostatic clip can be conveniently fixed in the limiting groove, and the clamp head can be closed to clamp the hemostatic clip on the patient's blood vessel to stop bleeding, thereby improving the practicability of the device.

[0015] Preferably, the forceps head and the support frame are both made of medical stainless steel.

[0016] Compared with the prior art, the beneficial effects of the utility model are as follows: the clamping mechanism is extended into the patient's body, the clamping mechanism is rotated by rotating the horizontality adjustment wheel through the driving mechanism, and the horizontality of the clamping mechanism is adjusted, and then the bending angle of the clamping mechanism is adjusted by rotating the bending angle adjustment wheel through the driving mechanism, so that the clamping mechanism is aligned with the tissue to be clamped, and then the driving mechanism is gripped to close the clamping mechanism to clamp the tissue, thereby improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the axonometric cross-section structure of the utility model;

[0018] Figure 2 This utility model Figure 1 A schematic diagram of the enlarged structure of part A;

[0019] Figure 3 This utility model Figure 1 Schematic diagram of the enlarged structure of part B in FIG.

[0020] Markings in the attached drawings: 1. bending angle adjustment wheel; 2. horizontality adjustment wheel; 3. holding handle; 4. outer tube; 5. pull tube; 6. push rod; 7. clamp head; 8. support frame; 9. limit groove. DETAILED DESCRIPTION

[0021] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive. Example

[0022] like Figures 1 to 3 As shown, it includes a driving mechanism; it also includes a clamping mechanism and a rotating mechanism, and the clamping mechanism and the rotating mechanism are both installed on the driving mechanism;

[0023] The driving mechanism provides power to the clamping mechanism, the rotating mechanism adjusts the horizontality and angle of the clamping mechanism, and the clamping mechanism clamps the patient's tissue;

[0024] The rotating mechanism comprises a bending angle adjustment wheel 1 and a horizontality adjustment wheel 2, the right end of the horizontality adjustment wheel 2 is rotatably mounted on the driving mechanism, the bending angle adjustment wheel 1 is mounted on the driving mechanism, and a thread is arranged on the inner wall of the bending angle adjustment wheel 1;

[0025] The driving mechanism comprises a gripping handle 3, an outer tube 4, a pulling tube 5 and a pushing rod 6. The level adjustment wheel 2 is rotatably mounted on the gripping handle 3. One end of the outer tube 4 is mounted on the level adjustment wheel 2. The clamping mechanism is mounted on the other end of the outer tube 4. A through hole is provided at the right portion of the outer tube 4. The pulling tube 5 and the pushing rod 6 are both located inside the outer tube 4. The right portion of the pulling tube 5 passes through the through hole of the outer tube 4 and is threadedly connected to the bending angle adjustment wheel 1. The left end of the pulling tube 5 is mounted on the clamping mechanism. A guiding structure is provided inside the outer tube 4 to prevent the pulling tube 5 from rotating. The right end of the pushing rod 6 is mounted on the gripping handle 3. The other end of the pushing rod 6 is mounted on the clamping mechanism.

[0026] The clamping mechanism includes a clamp head 7 and a support frame 8, the support frame 8 is mounted on the outer tube 4, the clamp head 7 is mounted on the support frame 8, the other end of the push rod 6 is mounted on the clamp head 7, and the other end of the pull tube 5 is mounted on the support frame 8;

[0027] The push rod 6 is located in the middle of the pull tube 5; the right end of the support frame 8 is hinged to the other end of the outer tube 4; a limiting groove 9 is provided in the middle of the clamp head 7; the clamp head 7 and the support frame 8 are both made of medical stainless steel material

[0028] The doctor holds the gripping handle 3 and inserts the forceps head 7 into the patient's body. Then, the doctor rotates the horizontality adjustment wheel 2 to make the outer tube 4 drive the forceps head 7 to rotate and adjust the horizontality of the forceps head 7. Then, the doctor rotates the bending angle adjustment wheel 1, which engages and transmits with the pulling tube 5, and guides the pulling tube 5 through the guiding structure in the outer tube 4, so that the pulling tube 5 moves laterally inside the outer tube 4, and the support frame 8 rotates with the hinge position as the center of the circle, and adjusts the bending angle of the forceps head 7 to align the forceps head 7 with the tissue to be clamped. Then, the doctor holds the gripping handle 3 tightly to close the forceps head 7 to clamp the tissue.

[0029] The holding handle 3 of the rotating wheel adjustment mechanism of the flexible clamp of the utility model is purchased on the market, and the technicians in the industry only need to install and operate it according to the attached instruction manual, without the need for the technicians in the field to make creative efforts.

[0030] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A rotating wheel adjustment mechanism for a flexible clip applier, comprising a driving mechanism; characterized in that: It also includes a clamping mechanism and a rotating mechanism, both of which are installed on the driving mechanism; The driving mechanism provides power to the clamping mechanism, the rotating mechanism adjusts the horizontality and angle of the clamping mechanism, and the clamping mechanism clamps the patient's tissue; The rotating mechanism comprises a bending angle adjustment wheel (1) and a horizontality adjustment wheel (2), the right end of the horizontality adjustment wheel (2) is rotatably mounted on the driving mechanism, the bending angle adjustment wheel (1) is mounted on the driving mechanism, and a thread is provided on the inner wall of the bending angle adjustment wheel (1).

2. A rotating wheel adjustment mechanism for a flexible clip applier according to claim 1, characterized in that: The driving mechanism comprises a gripping handle (3), an outer tube (4), a pull tube (5) and a push rod (6); the horizontality adjustment wheel (2) is rotatably mounted on the gripping handle (3); one end of the outer tube (4) is mounted on the horizontality adjustment wheel (2); a clamping mechanism is mounted on the other end of the outer tube (4); a through hole is provided on the right portion of the outer tube (4); the pull tube (5) and the push rod (6) are both located inside the outer tube (4); the right portion of the pull tube (5) passes through the through hole of the outer tube (4) and is threadedly connected to the bending angle adjustment wheel (1); the left end of the pull tube (5) is mounted on the clamping mechanism; a guide structure is provided inside the outer tube (4) to prevent the pull tube (5) from rotating; the right end of the push rod (6) is mounted on the gripping handle (3); and the other end of the push rod (6) is mounted on the clamping mechanism.

3. A rotating wheel adjustment mechanism for a flexible clip applier according to claim 2, characterized in that: The clamping mechanism comprises a clamp head (7) and a support frame (8), the support frame (8) is mounted on the outer tube (4), the clamp head (7) is mounted on the support frame (8), the other end of the push rod (6) is mounted on the clamp head (7), and the other end of the pull tube (5) is mounted on the support frame (8).

4. A rotating wheel adjustment mechanism for a flexible clip applier according to claim 2, characterized in that: The push rod (6) is located in the middle of the pull tube (5).

5. The rotating wheel adjustment mechanism of the flexible clip applier according to claim 3, characterized in that: The right end of the support frame (8) is hinged to the other end of the outer tube (4).

6. A rotating wheel adjustment mechanism for a flexible clip applier according to claim 3, characterized in that: A limiting groove (9) is provided in the middle of the clamp head (7).

7. A rotating wheel adjustment mechanism for a flexible clip applier according to claim 3, characterized in that: The forceps head (7) and the support frame (8) are both made of medical stainless steel material.

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