Separating forceps for endoscopic thyroid surgery

Abstract

The utility model relates to the technical field of medical instruments, and discloses a pair of separating forceps for endoscopic thyroid surgery, which comprises a connecting tube, one end of the connecting tube is communicated with a mounting cylinder, a draw bar penetrates through the connecting tube in a sliding manner, two groups of forceps heads are rotatably mounted at one end of the draw bar, and the other end of the draw bar penetrates through the mounting cylinder and is provided with two groups of limiting blocks. A spring is connected between the top of the mounting cylinder and the closer set of limiting blocks, a rotating plate is rotationally mounted at the top of one side wall of the mounting cylinder, a bending frame is arranged on the side, away from the connecting pipe, of the rotating plate, and the side wall, away from the rotating plate, of the bending frame is located between the two sets of limiting blocks and internally provided with a sliding way matched with the traction rod to slidably penetrate through. Compared with the prior art, the separating forceps have the advantages that the rotating plate is pressed towards the direction of the mounting cylinder through the thumb, opening and closing of the two sets of forceps heads are achieved, fingers cannot be pressed in the operation process, and the separating forceps are convenient to take up in the operation process.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument technical field, specifically point to a kind of separating forceps for endoscopic thyroid surgery. BACKGROUND

[0002] Thyroid cancer is the most common endocrine malignant tumor, and the preferred treatment is surgical treatment, and the treatment effect is clear. But the traditional neck approach conventional open surgery needs to leave incision scar in the front of neck area, compared with traditional neck approach open surgery, endoscopic thyroid surgery is smaller, endoscopic instruments are easy to interfere with each other, easy to form "chopstick effect", usually using endoscopic special separating forceps.

[0003] The handle of the existing endoscopic special separating forceps is usually a conventional forceps handle, that is, the thumb and the index finger pass through the forceps handle for operation. The forceps handle of this structure is thin and easy to squeeze the fingers, affecting the blood circulation of the fingers. Long-time operation can easily cause finger soreness, and the use has limitations. UTILITY MODEL CONTENT

[0004] I. Technical problem to be solved

[0005] The technical problem to be solved by the utility model is that the forceps handle of this structure is thin and easy to squeeze the fingers, affecting the blood circulation of the fingers. Long-time operation can easily cause finger soreness.

[0006] II. Technical scheme

[0007] To solve the above technical problems, the utility model provides a technical scheme for separating forceps for endoscopic thyroid surgery, which comprises a connecting pipe, a mounting cylinder is communicated at one end of the connecting pipe, a traction rod is slidably arranged inside the connecting pipe, two groups of forceps heads are rotatably installed at one end of the traction rod, two groups of limiting blocks are installed at the other end of the traction rod and pass through the mounting cylinder, a spring is connected between the top of the mounting cylinder and the limiting block with shorter distance, a rotating plate is rotatably installed on the top of the side wall of the mounting cylinder, a bending frame is arranged on the side of the rotating plate away from the connecting pipe, the side wall of the bending frame away from the rotating plate is located between the two groups of limiting blocks and is internally provided with a sliding channel for slidingly passing through the traction rod, and the traction rod moving outward of the mounting cylinder can drive the two groups of forceps heads to perform shearing action.

[0008] As an improvement, a connecting sleeve is installed at the head of the mounting cylinder to match the insertion of the connecting pipe, and a plurality of bolts are installed between the connecting sleeve and the connecting pipe.

[0009] As an improvement, a rotating connecting frame is installed at the tail of the side wall of the mounting cylinder, a sleeve is installed on the rotating plate, and the sleeve is rotatably sleeved in the rotating connecting frame.

[0010] As improvement, the clamping angle of the bending frame is 110-150 degrees.

[0011] As improvement, the rotating plate is installed with a limiting frame one on the side away from the mounting cylinder, and the mounting cylinder is installed with a limiting frame two on the side away from the rotating plate.

[0012] As improvement, the traction rod is installed with a connecting block on the end away from the mounting cylinder, the connecting block is installed with two groups of connecting rods in rotation, the two groups of connecting rods are staggered and are connected with the two jaws respectively in rotation, the two groups of jaws are provided with corresponding through holes at the intersection, the two groups of through holes are penetrated by a horizontal shaft, and the horizontal shaft is fixedly connected with the connecting pipe at both ends.

[0013] As improvement, the two groups of jaws are located outside the connecting pipe, and the connecting pipe is installed with two groups of connecting ears matched with the horizontal shaft.

[0014] Three, beneficial effects

[0015] Compared with the prior art, the advantages of the utility model lie in that the four fingers are located on one side of the mounting cylinder, the rotating plate is pressed towards the mounting cylinder by the thumb, the bending frame drives the limiting block and the traction rod to move, the traction rod drives the two groups of jaws to move, the opening and closing of the two groups of jaws are realized, the fingers are not pressed during the operation process, the fingers are not sore after long time operation, and the separating force is convenient to pick up during the operation process and is convenient for medical staff to use. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the whole structure schematic view of the separating force of the utility model.

[0017] Figure 2 It is the mounting cylinder structure schematic view of the separating force of the utility model.

[0018] Figure 3 It is the rotating plate structure schematic view of the separating force of the utility model.

[0019] Figure 4 It is the jaw mounting structure schematic view of the separating force of the utility model.

[0020] Figure 5 It is the connecting pipe structure schematic view of the separating force of the utility model.

[0021] As shown in the figure: 1. Connecting pipe; 2. Mounting cylinder; 3. Connecting sleeve; 4. Traction rod; 5. Connecting block; 6. Connecting rod; 7. Pliers head; 8. Through hole; 9. Connecting ear; 10. Horizontal shaft; 11. Rotating plate; 12. Bending frame; 13. Slide rail; 14. Limiting block; 15. Spring; 16. Rotating connecting frame; 17. Sleeve; 18. Limiting frame one; 19. Limiting frame two. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the protection scope of the present utility model.

[0023] Example 1

[0024] As attached Figure 1 Appendix Figure 2 and attached Figure 3 As shown, a dissecting forceps for laparoscopic thyroid surgery includes a connecting tube 1. One end of the connecting tube 1 is connected to an installation cylinder 2. A traction rod 4 slides through the inside of the connecting tube 1. Two sets of forceps heads 7 are rotatably mounted on one end of the traction rod 4. The other end of the traction rod 4 passes through the installation cylinder 2 and is equipped with two sets of limiting blocks 14. A spring 15 is connected between the top of the installation cylinder 2 and the set of limiting blocks 14 that are closer to each other. A rotating plate 11 is rotatably mounted on the top of one side wall of the installation cylinder 2. A bending frame 12 is provided on the side of the rotating plate 11 away from the connecting tube 1. The side wall of the bending frame 12 away from the rotating plate 11 is located between the two sets of limiting blocks 14 and has a slide rail 13 inside that cooperates with the traction rod 4 to slide through. The traction rod 4 can move outward of the installation cylinder 2 to drive the two sets of forceps heads 7 to perform a cutting action.

[0025] With the above structure, the rotating plate 11 rotates towards the mounting cylinder 2, causing the bending frame 12 to rotate. The traction rod 4 slides inside the slide rail 13. The bending frame 12 drives the limiting block 14 to move away from the mounting cylinder 2. The limiting block 14 pulls the spring 15 to unfold, thereby causing the traction rod 4 to move inside the mounting cylinder 2 and the connecting pipe 1, causing the two sets of clamp heads 7 to move closer together. After the thumb releases the limiting force on the rotating plate 11, the rebound force of the spring 15 causes the limiting block 14 and the traction rod 4 to move in opposite directions, causing the two sets of clamp heads 7 to move away from each other. The specific structure is as follows:

[0026] Combined with appendix Figure 2 and attached Figure 3As shown, the mounting cylinder 2 is provided with a rotating connecting frame 16 at one side wall tail, and a sleeve 17 is mounted on the rotating plate 11 and rotatably sleeved in the rotating connecting frame 16.

[0027] The included angle of the bending frame 12 is in the range of 110-150°.

[0028] The rotating plate 11 is provided with a limiting frame one 18 at the side away from the mounting cylinder 2, and the mounting cylinder 2 is provided with a limiting frame two 19 at the side away from the rotating plate 11.

[0029] Through the above structure, the sleeve 17 is sleeved in the rotating connecting frame 16, the rotating plate 11 is rotatably connected with the mounting cylinder 2, the included angle of the bending frame 12 is obtuse, and when the side of the bending frame 12 away from the mounting cylinder 2 is parallel to the top of the mounting cylinder 2, the rotating plate 11 has a large distance from the mounting cylinder 2, the rotating plate 11 has a large rotating range, the rotating range of the two sets of clamping heads 7 is large, the fingers are limited by the limiting frame one 18 and the limiting frame two 19, and the mounting cylinder 2 is prevented from falling from the five fingers.

[0030] The drawings are combined Figure 2 As shown, the mounting cylinder 2 is provided with a connecting sleeve 3 into which the connecting pipe 1 is inserted, and a plurality of bolts are arranged between the connecting sleeve 3 and the connecting pipe 1.

[0031] Through the above structure, when the connecting pipe 1 is connected with the mounting cylinder 2, the connecting pipe 1 is inserted into the connecting sleeve 3, and the connecting pipe 1 is fixedly installed in the connecting sleeve 3 by cooperating with the plurality of bolts, so that the connecting pipe 1 is connected with the mounting cylinder 2.

[0032] Embodiment two

[0033] On the basis of embodiment one, the drawings are combined Figure 4 and the drawings are combined Figure 5 The connecting block 5 is provided with two sets of connecting rods 6 rotatably mounted thereon, the two sets of connecting rods 6 are staggered and the other ends thereof are rotatably connected with the clamping heads 7, the two sets of clamping heads 7 are provided with corresponding through holes 8 at the intersection thereof, the through holes 8 are provided with a horizontal shaft 10 therebetween, and the two ends of the horizontal shaft 10 are fixedly connected with the connecting pipe 1.

[0034] The two sets of clamping heads 7 are located outside the connecting pipe 1, and the connecting pipe 1 is provided with two sets of connecting ears 9 mounted on the horizontal shaft 10.

[0035] Through the above structure of example two, when the bending frame 12 drives the limiting block 14 to move away from the mounting cylinder 2, the traction rod 4 drives the two groups of one end connecting rods 6 to move away from the clamp head 7, and the other end of the two groups of connecting rods 6 drives the clamp head 7 to move close to each other, and the two groups realize that the heads of the clamp head 7 move close to each other in the endoscopic thyroid surgery space, and vice versa, the two groups realize that the heads of the clamp head 7 move away from each other in the endoscopic thyroid surgery space, and the horizontal shaft 10 is installed between the two groups of connecting ears 9, so that the two groups of clamp heads 7 are completely located outside the connecting pipe 1, and the connecting pipe 1 will not limit the rotation of the clamp head 7.

[0036] The specific use method is as follows:

[0037] The mounting cylinder 2 is placed between the four fingers and the thumb, the limbs are located between the limiting frame two 19 and the mounting cylinder 2, the thumb is located between the limiting frame one 18 and the mounting cylinder 2, the thumb pinches the rotating plate 11 and rotates to the mounting cylinder 2 direction, the bending frame 12 drives the limiting block 14 to move away from the mounting cylinder 2, the traction rod 4 drives the two groups of clamp head 7 heads to move close to each other in the endoscopic thyroid surgery space, and when the thumb releases the limiting of the rotating plate 11, through the rebound force of the spring 15, the limiting block 14 is driven to move close to the mounting cylinder 2, and the traction rod 4 drives the two groups of clamp head 7 heads to move away from each other in the endoscopic thyroid surgery space.

[0038] It should be noted that, in the present text, relational terms such as first and second and the like can only be used to distinguish one entity or action from another entity or action, without necessarily requiring or implying that there is any such actual relationship or order between these entities or actions. Moreover, the terms "comprises", "comprising", or any other variant thereof are intended to cover non-exclusive inclusions, so that a process, method, article, or apparatus that includes a list of elements not only includes those elements, but also includes other elements not explicitly listed, or inherent to such a process, method, article, or apparatus.

[0039] Although the embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made thereto without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

[0040] The above describes the present application and its embodiments, which are not restrictive, and the embodiments shown in the drawings are only one of the embodiments of the present application, and the actual structure is not limited thereto. In summary, if a person skilled in the art is inspired by it, without departing from the creative purpose of the present application, without creatively designing similar structure and embodiments to the technical solution, they should all belong to the protection scope of the present application.

Claims

1. A separating forceps for endoscopic thyroid surgery, comprising a connecting tube (1) having a mounting cylinder (2) communicated at one end, characterized in that: The connecting pipe (1) is slid through the traction rod (4), one end of the traction rod (4) is rotatably provided with two groups of the jaw (7), the other end of the traction rod (4) is through the mounting cylinder (2) and is provided with two groups of the limiting block (14), the mounting cylinder (2) top is connected with the limiting block (14) of the closer distance and is provided with the spring (15), one side wall of the mounting cylinder (2) top is rotatably provided with the rotating plate (11), the rotating plate (11) is away from the side of the connecting pipe (1) and is provided with the bending frame (12), the side wall of the bending frame (12) is away from the rotating plate (11) and is located between the two groups of the limiting block (14) and is internally provided with the slide (13) that is slid through the traction rod (4), the traction rod (4) moves to the outside of the mounting cylinder (2) and can drive the two groups of the jaw (7) to do the shearing action.

2. The dissection forceps according to claim 1, wherein: The mounting cylinder (2) head is provided with the connecting sleeve (3) that is inserted into the connecting pipe (1), a plurality of bolts are installed through the connecting sleeve (3) and the connecting pipe (1).

3. The dissection forceps according to claim 1, wherein: One side wall of the mounting cylinder (2) tail is rotatably provided with the rotating connecting frame (16), the rotating plate (11) is rotatably provided with the sleeve (17), the sleeve (17) is rotatably sleeved in the rotating connecting frame (16).

4. The dissection forceps according to claim 1, wherein: The included angle range of the bending frame (12) bending part is 110-150°.

5. The dissection forceps according to claim 1, wherein: The side of the rotating plate (11) away from the mounting cylinder (2) is provided with the limiting frame one (18), the side of the mounting cylinder (2) away from the rotating plate (11) is provided with the limiting frame two (19).

6. The dissection forceps according to claim 1, wherein: One end of the traction rod (4) away from the mounting cylinder (2) is provided with the connecting block (5), the connecting block (5) is rotatably provided with two groups of the connecting rod (6), the two groups of the connecting rod (6) are staggered and the other ends are rotatably connected with the jaw (7), the two groups of the jaw (7) are provided with the corresponding through hole (8), the through hole (8) is through the horizontal shaft (10), and the two ends of the horizontal shaft (10) are fixedly connected with the connecting pipe (1).

7. The dissection forceps according to claim 6, wherein: The two groups of the jaw (7) are located outside the connecting pipe (1), one end of the connecting pipe (1) is provided with two groups of the connecting lug (9) that is installed with the horizontal shaft (10). The two groups of the jaw (7) are located outside the connecting pipe (1), one end of the connecting pipe (1) is provided with two groups of the connecting lug (9) that is installed with the horizontal shaft (10).

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