Ultrasonic knife holding power testing machine

Abstract

The utility model relates to the technical field of ultrasonic knives, in particular to an ultrasonic knife holding power testing machine which comprises an operation table, a testing assembly and a moving assembly, two pairs of mounting blocks are fixedly arranged on the lower surface of the operation table, a fixed block is fixedly arranged on the upper surface of the operation table, and a control block is fixedly arranged on the upper surface of the operation table. According to the ultrasonic knife testing device, the threaded rod drives the pushing block to move, the two rotating blocks are made to rotate, the two clamping blocks are driven to move on the upper surface of the operation table in the opposite direction and in the reverse direction, the position of the ultrasonic knife body is clamped and fixed, and the ultrasonic knife body can be conveniently and rapidly tested. The ultrasonic knife main body is prevented from deviating in the testing process, the accuracy of the testing result of the ultrasonic knife main body is improved, the rack is driven to move through meshing of the transmission gear, the grabbing force of the ultrasonic knife main body is tested through the extrusion block, and the grabbing force testing effect of the ultrasonic knife main body is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of ultrasonic knives, in particular to an ultrasonic knife gripping force testing machine. BACKGROUND

[0002] An ultrasonic surgical knife is a high-frequency electric surgical equipment, which is mainly used for cutting and blood vessel closure operations of biological tissues.

[0003] In the prior art, such as the ultrasonic knife disclosed in patent application No. CN201220070056.0, the ultrasonic knife comprises a handle, a head and a rod connecting the handle and the head, the rod is a telescopic rod, the rod comprises an outer sleeve and a central rod, an inner thread sleeve is arranged at the port where the handle is connected with the outer sleeve, a movable wrench is arranged on the handle, one end of the outer sleeve is provided with a section of outer thread, and the outer thread is connected with the inner thread sleeve through threads.

[0004] However, in the above-mentioned patent, during the ultrasonic knife gripping force test, the ultrasonic knife is prone to deviation during the test process, which seriously affects the accuracy of the test results. During the ultrasonic knife gripping force test, the ultrasonic knife needs to be held to fix the force and test, so that the force applying mode is not stable enough, which affects the effect of the ultrasonic knife gripping force test. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide an ultrasonic knife gripping force testing machine to solve the problems in the above-mentioned background technology.

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

[0007] An ultrasonic knife gripping force testing machine comprises an operation table, a testing assembly and a moving assembly, two pairs of mounting blocks are fixedly arranged on the lower surface of the operation table, a fixed block is fixedly arranged on the upper surface of the operation table, and a control block is fixedly arranged on the upper surface of the operation table.

[0008] The testing assembly comprises a threaded rod, the threaded rod is threadedly arranged in the middle part of the fixed block, a driving block is fixedly arranged at one end of the threaded rod, a pushing block is rotatably arranged at the other end of the threaded rod, the pushing block is arranged on one side of the fixed block, two rotating blocks are rotatably arranged on the lower surface of the pushing block, and sliding holes are formed in the upper surfaces of the two rotating blocks.

[0009] Preferably, sliding blocks are slidably arranged in the sliding holes, a groove is formed in the upper surface of the control block, and the two sliding blocks are slidably arranged in the groove.

[0010] Preferably, one end of the two rotating blocks is rotatably provided with a clamping block, the lower surfaces of the two clamping blocks are fixedly provided with limiting blocks, the upper surface of the operation table is provided with a limiting groove, the lower ends of the two limiting blocks are slidably arranged in the limiting groove, and the ultrasonic knife body is arranged between the two clamping blocks.

[0011] Preferably, the moving assembly comprises a rectangular hole, and the rectangular hole is arranged on the upper surface of the operation table.

[0012] Preferably, the lower surface of the operation table is fixedly provided with a motor, the output end of the motor is fixedly provided with a transmission gear, the transmission gear is rotatably arranged on the inner side of the connecting block, and the upper surface of the transmission gear is meshingly provided with a rack.

[0013] Preferably, the upper surface of the rack is fixedly provided with a moving block, the moving block is slidably arranged on the inner side of the rectangular hole, one end of the moving block is fixedly provided with a pressing block, and the pressing block is arranged on one side of the ultrasonic knife body.

[0014] The utility model discloses a beneficial effect:

[0015] The utility model discloses a beneficial effect: ACCURACY OF ULTRASONIC KNIFE BODY TEST RESULT IS IMPROVED BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will be briefly introduced to the drawing needed to be used in the embodiment or prior art description, and obviously, for ordinary skilled person in the art, without paying the creative labor, can also obtain other drawings according to these drawings;

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

[0018] Figure 2 It is the fixed block, control block structure schematic diagram of the utility model;

[0019] Figure 3 It is the threaded rod, drive block structure schematic diagram of the utility model;

[0020] Figure 4 It is the motor, transmission gear structure schematic diagram of the utility model;

[0021] Figure 5 Figure is the schematic diagram of the clamping block and the limiting block structure.

[0022] The reference signs in the drawings are as follows:

[0023] 1, operation platform; 2, mounting block; 3, fixed block; 4, control block; 5, threaded rod; 6, driving block; 7, pushing block; 8, rotating block; 9, sliding hole; 10, sliding block; 11, groove; 12, clamping block; 13, limiting groove; 14, limiting block; 15, ultrasonic knife main body; 16, rectangular hole; 17, connecting block; 18, motor; 19, transmission gear; 20, rack; 21, moving block; 22, extrusion block. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0025] An ultrasonic knife gripping force testing machine, comprising an operation platform 1, a testing assembly and a moving assembly, two pairs of mounting blocks 2 are fixedly arranged on the lower surface of the operation platform 1, a fixed block 3 is fixedly arranged on the upper surface of the operation platform 1, and a control block 4 is fixedly arranged on the upper surface of the operation platform 1.

[0026] The testing assembly comprises a threaded rod 5, the threaded rod 5 is threadedly arranged in the middle of the fixed block 3, one end of the threaded rod 5 is fixedly provided with a driving block 6, the other end of the threaded rod 5 is rotatably provided with a pushing block 7, the pushing block 7 is arranged on one side of the fixed block 3, and the lower surface of the pushing block 7 is rotatably provided with two rotating blocks 8, and the upper surfaces of the two rotating blocks 8 are both provided with sliding holes 9.

[0027] As Figure 1 , Figure 2 , Figure 3 and Figure 5 , the fixed block 3 and the control block 4 are fixedly arranged on the upper surface of the operation platform 1, the threaded rod 5 is rotated in the fixed block 3 by rotating the driving block 6, the pushing block 7 is moved by the threaded rod 5, the two rotating blocks 8 are rotatably arranged on the lower surface of the pushing block 7, and the two sliding holes 9 are arranged on the upper surfaces of the two rotating blocks 8, respectively.

[0028] The inner parts of the two sliding holes 9 are both slidably provided with sliding blocks 10, the upper surface of the control block 4 is provided with a groove 11, and the two sliding blocks 10 are slidably arranged in the inner part of the groove 11.

[0029] As Figure 2、 Figure 3 and Figure 5 When the two rotating blocks 8 rotate, the two sliding blocks 10 slide inside the two sliding holes 9 respectively, so that the lower ends of the two sliding blocks 10 slide inside the groove 11.

[0030] One end of each rotating block 8 is rotatably provided with a clamping block 12, and the lower surface of the two clamping blocks 12 is fixedly provided with a limiting block 14. A limiting groove 13 is provided on the upper surface of the operating table 1, and the lower ends of the two limiting blocks 14 are slidably provided inside the limiting groove 13. An ultrasonic knife body 15 is provided between the two clamping blocks 12.

[0031] like Figure 1 and Figure 5 The two rotating blocks 8 drive the two clamping blocks 12 to move toward and in opposite directions on the upper surface of the operating table 1. When the two clamping blocks 12 move, the lower ends of the two limit blocks 14 slide inside the limit groove 13, controlling the positions of the two clamping blocks 12. The position of the ultrasonic knife body 15 is fixed by the two clamping blocks 12.

[0032] The moving assembly includes a rectangular hole 16 , which is opened on the upper surface of the operating table 1 , and a connecting block 17 is fixedly provided on the lower surface of the operating table 1 .

[0033] like Figure 2 Since the rectangular hole 16 is opened on the upper surface of the operating table 1, the connecting block 17 is fixed below the rectangular hole 16.

[0034] A motor 18 is fixedly provided on the lower surface of the operating table 1 , a transmission gear 19 is fixedly provided on the output end of the motor 18 , the transmission gear 19 is rotatably provided on the inner side of the connecting block 17 , and a rack 20 is meshed with the upper surface of the transmission gear 19 .

[0035] like Figure 1 and Figure 4 The motor 18 is fixed to the lower surface of the operating table 1, and the output end of the motor 18 drives the transmission gear 19 to rotate on the inner side of the connecting block 17, and the transmission gear 19 is engaged to drive the rack 20 to move.

[0036] A moving block 21 is fixedly provided on the upper surface of the rack 20 , and the moving block 21 is slidably provided inside the rectangular hole 16 . An extrusion block 22 is fixedly provided at one end of the moving block 21 , and the extrusion block 22 is provided on one side of the ultrasonic knife body 15 .

[0037] like Figure 1 、 Figure 2 and Figure 4 , the rack 20 moves, so that the moving block 21 slides inside the rectangular hole 16, and the squeezing block 22 is driven to move by the moving block 21.

[0038] The working principle of the ultrasonic knife grip force testing machine provided by the utility model is as follows:

[0039] The ultrasonic knife body 15 is placed between the two clamping blocks 12, and the threaded rod 5 is moved inside the fixed block 3 by rotating the driving block 6, and the pushing block 7 is driven to move by the threaded rod 5, so that the two rotating blocks 8 rotate on the lower surface of the pushing block 7, so that the two sliding blocks 10 slide inside the two sliding holes 9 respectively, and the lower ends of the two sliding blocks 10 slide inside the groove 11, driving the two clamping blocks 12 to move toward and in opposite directions, clamping the position of the fixed ultrasonic knife body 15, and driving the transmission gear 19 to rotate on the inner side of the connecting block 17 through the output end of the motor 18, and driving the rack 20 to move through the engagement of the transmission gear 19, so that the moving block 21 moves on the inner side of the rectangular hole 16, and the squeezing block 22 is driven to move on the upper surface of the operating table 1 by the moving block 21, and the gripping force of the ultrasonic knife body 15 is tested by the squeezing block 22.

[0040] Compared with related technologies, the ultrasonic knife grip strength testing machine provided by the present invention has the following beneficial effects:

[0041] In the present invention, the test assembly includes a threaded rod 5 and a driving block 6, etc., and the threaded rod 5 drives the pushing block 7 to move, so that the two rotating blocks 8 rotate on the lower surface of the pushing block 7, driving the two clamping blocks 12 to move toward and in opposite directions on the upper surface of the operating table 1, clamping and fixing the position of the ultrasonic scalpel body 15, preventing the ultrasonic scalpel body 15 from deflecting during the test process, and improving the accuracy of the test results of the ultrasonic scalpel body 15;

[0042] Since the moving component includes a rectangular hole 16 and a connecting block 17, etc., the rack 20 is driven to move by the engagement of the transmission gear 19, and the gripping force of the ultrasonic scalpel body 15 is tested by the squeezing block 22, thereby improving the effect of the gripping force test of the ultrasonic scalpel body 15.

[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. An ultrasonic knife grip strength tester, comprising an operating table (1), a test component and a moving component, characterized in that: Two pairs of mounting blocks (2) are fixedly provided on the lower surface of the operating table (1), a fixing block (3) is fixedly provided on the upper surface of the operating table (1), and a control block (4) is fixedly provided on the upper surface of the operating table (1); The test assembly comprises a threaded rod (5), the threaded rod (5) is threadedly arranged in the middle of the fixed block (3), a driving block (6) is fixedly arranged at one end of the threaded rod (5), a pushing block (7) is rotatably arranged at the other end of the threaded rod (5), the pushing block (7) is arranged on one side of the fixed block (3), two rotating blocks (8) are rotatably arranged on the lower surface of the pushing block (7), and sliding holes (9) are respectively provided on the upper surfaces of the two rotating blocks (8).

2. The ultrasonic scalpel grip strength testing machine according to claim 1, characterized in that: Sliding blocks (10) are slidably arranged inside the two sliding holes (9), a groove (11) is provided on the upper surface of the control block (4), and the two sliding blocks (10) are slidably arranged inside the groove (11).

3. The ultrasonic scalpel grip strength testing machine according to claim 1, characterized in that: One end of each of the two rotating blocks (8) is rotatably provided with a clamping block (12), the lower surfaces of the two clamping blocks (12) are fixedly provided with a limiting block (14), the upper surface of the operating table (1) is provided with a limiting groove (13), the lower ends of the two limiting blocks (14) are slidably provided inside the limiting groove (13), and an ultrasonic knife body (15) is provided between the two clamping blocks (12).

4. The ultrasonic scalpel grip strength testing machine according to claim 3, characterized in that: The moving assembly comprises a rectangular hole (16), the rectangular hole (16) is opened on the upper surface of the operating table (1), and a connecting block (17) is fixedly provided on the lower surface of the operating table (1).

5. The ultrasonic scalpel grip strength testing machine according to claim 4, characterized in that: A motor (18) is fixedly provided on the lower surface of the operating table (1), a transmission gear (19) is fixedly provided on the output end of the motor (18), the transmission gear (19) is rotatably provided on the inner side of the connecting block (17), and a rack (20) is meshedly provided on the upper surface of the transmission gear (19).

6. The ultrasonic scalpel grip strength testing machine according to claim 5, characterized in that: A moving block (21) is fixedly provided on the upper surface of the rack (20), and the moving block (21) is slidably provided on the inner side of the rectangular hole (16). An extrusion block (22) is fixedly provided on one end of the moving block (21), and the extrusion block (22) is provided on one side of the ultrasonic knife body (15).

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