Inner diameter measuring device for tubular anastomat

Abstract

The utility model relates to the technical field of tubular anastomats, in particular to an inner diameter measuring device of a tubular anastomat, which comprises a shell, a measuring component and a mounting component, two pairs of connecting blocks are fixedly arranged on the outer surface of the shell, the measuring component comprises a moving block, the moving block is arranged in the shell in a sliding manner, and the mounting component is arranged in the shell. A hidden groove is formed in one side of the moving block, two first rotating rods are rotatably arranged on the inner side of the hidden groove, and second rotating rods are rotatably arranged at one ends of the two first rotating rods. The first rotating rods and the second rotating rods rotate by sliding the moving block, and the two measuring blocks are controlled to move in the opposite direction and the reverse direction; the scale is fixed to the other end of the shell through the two insertion rods, the transverse rod is inserted into the other side of the movable block in a threaded mode, the control block is fixed to one end of the transverse rod in a threaded mode, and the control block is fixed to the other end of the transverse rod in a threaded mode. And the measuring device can be conveniently mounted and dismounted according to requirements.

Description

Technical Field

[0001] The utility model relates to the technical field of tubular anastomosis devices, in particular to an inner diameter measuring device for a tubular anastomosis device. Background Art

[0002] The stapler is the world's first suture device and has been used for gastrointestinal anastomosis for nearly a century. It was not until 1978 that tubular staplers were widely used in gastrointestinal surgery.

[0003] In the prior art, a laparoscopic stapler, such as that proposed in patent application number "CN202121981322.0", includes: a handle, a main body, and an end actuator, wherein the end actuator includes a nail seat and a nail magazine, wherein the nail seat and the nail magazine can be pivotally closed, and the distal end of the nail seat includes a curved hook-shaped member, which can be rotatably connected to the distal end of the nail seat within a certain range, and an elastic element is installed between the hook-shaped member and the distal end of the nail seat.

[0004] However, in the above patents, the size of the inner diameter of the stapler is mainly determined by the doctor's visual inspection or rough estimation by hand. In actual operation, due to different tissue elasticity, the stapler may be accidentally too large or too small. The measuring device for the inner diameter of the stapler is fixed, which is not convenient for installing and disassembling the measuring device according to needs. Utility Model Content

[0005] The purpose of the present utility model is to provide a device for measuring the inner diameter of a tubular anastomosis device, so as to solve the problems raised in the above-mentioned background technology.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] A device for measuring the inner diameter of a tubular anastomosis device comprises a shell, a measuring assembly and a mounting assembly. Two pairs of connecting blocks are fixedly provided on the outer surface of the shell. The measuring assembly comprises a moving block which is slidably arranged inside the shell. A hidden groove is provided on one side of the moving block.

[0008] Two first rotating rods are rotatably provided on the inner side of the hidden groove, a second rotating rod is rotatably provided on one end of the two first rotating rods, a rotating shaft is fixedly provided in the middle of the two second rotating rods, the two rotating shafts are rotatably provided inside the two pairs of connecting blocks respectively, and a measuring block is fixedly provided on one end of the two second rotating rods.

[0009] Preferably, limit blocks are fixedly provided at both upper and lower ends of the moving block, two limit slots are provided inside the housing, and the two limit blocks are slidably provided inside the two limit slots respectively.

[0010] Preferably, a cross bar is threadedly provided on the other side of the moving block, the cross bar passes through one end of the shell, one end of the cross bar is threadedly provided with a control block, the control block is provided at one end of the shell, and a handle is fixedly provided at one end of the shell.

[0011] Preferably, the mounting assembly includes an indicator mark, and the two indicator marks are fixedly arranged on the outer surfaces of the two measuring blocks respectively, and a ruler is slidably arranged on the other end of the shell.

[0012] Preferably, protrusions are fixedly provided on the upper ends of the two pairs of connecting blocks, a groove is provided on one side of the ruler, and the two protrusions are slidably arranged inside the groove.

[0013] Preferably, two insertion rods are slidably provided on the upper surface of the ruler, the lower ends of the two insertion rods are slidably provided inside the two protrusions respectively, and two indicator marks are provided on the other side of the ruler.

[0014] Beneficial effects of the utility model:

[0015] Since the measuring assembly of the utility model includes a moving block and a hidden groove, the first rotating rod and the second rotating rod are rotated by sliding the moving block, and the two measuring blocks are controlled to move toward and in opposite directions, so that the two indicator marks move on one side of the scale line to measure, thereby preventing the anastomosis device from being too large or too small accidentally. Since the installation assembly includes the indicator mark and the ruler, the ruler is fixed to the other end of the shell by two insertion rods, the cross bar is threadedly inserted into the other side of the moving block, and the control block is threadedly fixed to one end of the cross bar, which facilitates the installation and disassembly of the measuring device according to needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, it is possible for a person skilled in the art to derive other drawings based on these drawings without inventive effort.

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the housing and the connecting block of the utility model;

[0019] Figure 3 This is a schematic structural diagram of the first rotating rod and the second rotating rod of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the crossbar and control block of the utility model;

[0021] Figure 5 It is a schematic diagram of the limit groove and protrusion structure of the utility model.

[0022] The reference numerals in the figures are as follows:

[0023] 1. Housing; 2. Connecting block; 3. Moving block; 4. Hidden slot; 5. First rotating rod; 6. Second rotating rod; 7. Rotating shaft; 8. Measuring block; 9. Limit block; 10. Limit slot; 11. Crossbar; 12. Control block; 13. Indicator; 14. Bump; 15. Scale; 16. Groove; 17. Insertion rod; 18. Handle. DETAILED DESCRIPTION

[0024] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] A device for measuring the inner diameter of a tubular anastomosis device includes a shell 1, a measuring component and a mounting component. Two pairs of connecting blocks 2 are fixedly provided on the outer surface of the shell 1. The measuring component includes a moving block 3, which is slidably arranged inside the shell 1. A hidden groove 4 is provided on one side of the moving block 3.

[0026] Two first rotating rods 5 are rotatably provided on the inner side of the hidden groove 4, and a second rotating rod 6 is rotatably provided on one end of the two first rotating rods 5. A rotating shaft 7 is fixedly provided in the middle of the two second rotating rods 6. The two rotating shafts 7 are rotatably provided inside the two pairs of connecting blocks 2 respectively, and a measuring block 8 is fixedly provided on one end of the two second rotating rods 6.

[0027] like Figure 2 、 Figure 3 and Figure 4 , slide the moving block 3 inside the shell 1, so that the two first rotating rods 5 are rotated and arranged on the inner side of the hidden groove 4, so that the second rotating rod 6 is rotated at one end of the two first rotating rods 5, and the positions of the two second rotating rods 6 are controlled by the two rotating shafts 7, and the positions of the two measuring blocks 8 are controlled by the two second rotating rods 6.

[0028] Limiting blocks 9 are fixedly provided at both upper and lower ends of the moving block 3 . Two limiting slots 10 are provided inside the housing 1 . The two limiting blocks 9 are slidably provided inside the two limiting slots 10 .

[0029] like Figure 1 and Figure 3 When the moving block 3 slides, the two limiting blocks 9 slide inside the two limiting grooves 10 respectively to control the position of the moving block 3.

[0030] A cross bar 11 is threadedly provided on the other side of the moving block 3 and passes through one end of the shell 1 . A control block 12 is threadedly provided on one end of the cross bar 11 and is provided on one end of the shell 1 . A handle 18 is fixedly provided on one end of the shell 1 .

[0031] like Figure 2 、 Figure 3 and Figure 4 , thread the cross bar 11 into the other side of the moving block 3, thread the control block 12 to one end of the cross bar 11, set the control block 12 at one end of the shell 1, and fix the handle 18 to one end of the shell 1.

[0032] The mounting assembly includes an indicator mark 13 , and two indicator marks 13 are fixedly arranged on the outer surfaces of the two measuring blocks 8 respectively. A scale 15 is slidably arranged on the other end of the housing 1 .

[0033] like Figure 1 and Figure 3 Since the two indicators 13 are respectively fixed on the outer surfaces of the two measuring blocks 8, the two indicators 13 are set on one side of the scale line of the ruler 15.

[0034] A protrusion 14 is fixedly provided on the upper ends of the two pairs of connection blocks 2 , a groove 16 is provided on one side of the scale 15 , and the two protrusions 14 are slidably provided inside the groove 16 .

[0035] like Figure 1 、 Figure 2 and Figure 5 , slide the groove 16 on the outer surfaces of the two protrusions 14 , and set the scale 15 at the other end of the housing 1 .

[0036] Two insertion rods 17 are slidably provided on the upper surface of the ruler 15 . The lower ends of the two insertion rods 17 are slidably provided inside the two protrusions 14 , respectively. Two indicator marks 13 are provided on the other side of the ruler 15 .

[0037] like Figure 1 、 Figure 2 、 Figure 3 and Figure 5 The ruler 15 is fixed to the other end of the housing 1 through two insertion rods 17, and the diameter of the inner diameter of the anastomosis device is observed through the ruler 15.

[0038] The working principle of the inner diameter measuring device of a tubular anastomosis device provided by the utility model is as follows:

[0039] The ruler 15 is fixed to the other end of the shell 1 by two insertion rods 17, the cross bar 11 is threadedly inserted into the other side of the moving block 3, and the control block 12 is threadedly fixed to one end of the cross bar 11. By pulling the control block 12, the moving block 3 slides on the inner side of the shell 1, so that the two limit blocks 9 slide inside the two limit grooves 10 respectively to control the position of the moving block 3. The two first rotating rods 5 and the two second rotating rods 6 cooperate to control the two measuring blocks 8 to move toward and in opposite directions. The two measuring blocks 8 are placed inside the anastomosis device for measurement, so that the two indicator marks 13 move on one side of the scale line of the ruler 15 for measurement.

[0040] Compared with related technologies, the device for measuring the inner diameter of a tubular stapler provided by the present invention has the following beneficial effects:

[0041] In the present invention, the measuring assembly includes a moving block 3 and a hidden slot 4. The moving block 3 slides to rotate the first rotating rod 5 and the second rotating rod 6, thereby controlling the two measuring blocks 8 to move toward and in opposite directions, so that the two indicator marks 13 move on one side of the scale line of the ruler 15 for measurement, thereby preventing the anastomosis device from being too large or too small.

[0042] Since the installation assembly includes an indicator mark 13 and a ruler 15, the ruler 15 is fixed to the other end of the housing 1 through two insertion rods 17, the cross bar 11 is threadedly inserted into the other side of the moving block 3, and the control block 12 is threadedly fixed to one end of the cross bar 11, which facilitates the installation and disassembly of the measuring device according to needs.

[0043] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention as claimed.

Claims

1. A device for measuring the inner diameter of a tubular anastomosis device, comprising a housing (1), a measuring assembly and a mounting assembly, characterized in that: Two pairs of connection blocks (2) are fixedly provided on the outer surface of the housing (1); the measuring assembly comprises a moving block (3); the moving block (3) is slidably provided inside the housing (1); a hidden groove (4) is provided on one side of the moving block (3); Two first rotating rods (5) are rotatably provided inside the hidden groove (4), one end of each of the two first rotating rods (5) is rotatably provided with a second rotating rod (6), the middle of each of the two second rotating rods (6) is fixedly provided with a rotating shaft (7), the two rotating shafts (7) are rotatably provided inside the two pairs of connecting blocks (2), and one end of each of the two second rotating rods (6) is fixedly provided with a measuring block (8).

2. The device for measuring the inner diameter of a tubular stapler according to claim 1, wherein: Limiting blocks (9) are fixedly provided at both upper and lower ends of the movable block (3); two limiting grooves (10) are provided inside the housing (1); and the two limiting blocks (9) are slidably provided inside the two limiting grooves (10).

3. The device for measuring the inner diameter of a tubular stapler according to claim 1, wherein: The other side of the moving block (3) is threadedly provided with a crossbar (11), the crossbar (11) passes through one end of the housing (1), one end of the crossbar (11) is threadedly provided with a control block (12), the control block (12) is provided at one end of the housing (1), and a handle (18) is fixedly provided at one end of the housing (1).

4. The device for measuring the inner diameter of a tubular stapler according to claim 1, wherein: The mounting assembly comprises an indicator mark (13), wherein two indicator marks (13) are fixedly arranged on the outer surfaces of the two measuring blocks (8), respectively, and a scale (15) is slidably arranged on the other end of the housing (1).

5. The device for measuring the inner diameter of a tubular stapler according to claim 4, characterized in that: The upper ends of the two pairs of connecting blocks (2) are fixedly provided with protrusions (14), one side of the scale (15) is provided with a groove (16), and the two protrusions (14) are slidably arranged inside the groove (16).

6. The device for measuring the inner diameter of a tubular stapler according to claim 5, characterized in that: Two insertion rods (17) are slidably provided on the upper surface of the ruler (15), the lower ends of the two insertion rods (17) are slidably provided inside the two protrusions (14), and two indicator marks (13) are provided on the other side of the ruler (15).

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