CN211954517U - Anastomat antiskid power and percussion force test equipment - Google Patents
Anastomat antiskid power and percussion force test equipment Download PDFInfo
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- CN211954517U CN211954517U CN202020207500.3U CN202020207500U CN211954517U CN 211954517 U CN211954517 U CN 211954517U CN 202020207500 U CN202020207500 U CN 202020207500U CN 211954517 U CN211954517 U CN 211954517U
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Abstract
The utility model discloses an anastomat anti-skid force and percussion force testing device, which comprises a main support plate, a fixing component and a first testing component, wherein the fixing component and the first testing component are both positioned on the main support plate; the fixing component is used for locking the anastomat, and the first testing component is used for testing the anti-skid force; the first testing assembly comprises a base, a first driving piece, a first pressure sensor and a tissue plate, and the base is fixed on the main supporting plate; the tissue plate is placed in a nail bin of the anastomat, a first driving piece positioned on the base is connected with the tissue plate through the first pressure sensor, and the first pressure sensor is used for testing the sliding force between the tissue plate and the nail bin. The utility model discloses can carry out the non-skid force test to the nail storehouse of anastomat to stability when guaranteeing the anastomat centre gripping tissue.
Description
Technical Field
The utility model relates to an anastomat testing arrangement field, concretely relates to anastomat antiskid power and percussion force test equipment.
Background
Staplers are devices used in medicine to replace manual suturing, the main working principle being the detachment or anastomosis of tissue by titanium staples, similar to staplers. According to different application ranges, the surgical stapler can be mainly divided into a skin stapler, a circular stapler for digestive tracts (esophagus, stomach and intestine and the like), a rectal stapler, a circular hemorrhoid stapler, a circumcision stapler, a blood vessel stapler, a hernia stapler, a lung cutting stapler and the like.
Since human tissue has a large amount of tissue fluid, the tissue fluid is sticky and slippery. The tissue and the anastomat nail-supporting seat are easy to slip in the surgical osculating process, the anastomosis effect is influenced, and the operation time is prolonged to bring pain to patients. The prior art has no effective method for detecting the anti-skid force of the nail bin of the anastomat and lacks objective data support.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide an anastomat antiskid power and percussion force test equipment, it can carry out the antiskid power test to the nail storehouse of anastomat to stability when guaranteeing the anastomat centre gripping tissue.
In order to solve the technical problem, the utility model provides an anastomat anti-skid force testing device, which comprises a main support plate, a fixing component and a first testing component, wherein the fixing component and the first testing component are both positioned on the main support plate; the fixing component is used for locking the anastomat, and the first testing component is used for testing the anti-skid force; the first testing assembly comprises a base, a first driving piece, a first pressure sensor and a tissue plate, and the base is fixed on the main supporting plate; the tissue plate is placed in a nail bin of the anastomat, a first driving piece positioned on the base is connected with the tissue plate through the first pressure sensor, and the first pressure sensor is used for testing the sliding force between the tissue plate and the nail bin.
Furthermore, the elastic coefficient of the tissue plate ranges from 1 kPa to 1X 108 kPa.
Furthermore, the first driving piece is connected with the tissue plate through a clamping plate and a butt joint plate, the clamping plate and the butt joint plate are respectively located above and below the tissue plate, and the clamping plate and the butt joint plate can be locked through a fastener.
Further, the first driving part is connected with the tissue plate through a first fixing part and a second fixing part, the first fixing part is connected with the first driving part, and the first pressure sensor can be embedded in the first fixing part; the second fastener is coupled to the tissue plate and configured to compress the first pressure sensor.
Furthermore, a placing cavity is formed in the first fixing piece, and the first pressure sensor is placed in the placing cavity; the second fixing piece can be sleeved outside the placing cavity, a stop block is further placed in the placing cavity and located between the first pressure sensor and the second fixing piece, and therefore the stop block can be pressed on the first pressure sensor.
Furthermore, the fixing component comprises an upright post and a clamping piece, and the upright post and the main supporting plate are fixed; the joint spare is the U type setting, the joint spare inlay card is in on the casing of anastomat, just the stand is worn to establish the joint spare, in order to fix the anastomat.
Further, the fixing component also comprises a rear end supporting block for fixing the handle of the anastomat.
Another object of the present invention is to provide an anastomat anti-skid force and percussion force testing apparatus, including the anastomat anti-skid force testing apparatus, further including a second testing component located on the main support plate, where the second testing component includes a second driving member, a second pressure sensor, a first connecting rod and a pressing block; the pressing block is pressed on a firing handle of the anastomat, and the first connecting rod is connected with the pressing block so as to press the firing handle; the second driving piece is connected with the first connecting rod through the second pressure sensor.
Further, the second testing component also comprises an auxiliary supporting column which is fixed on the upper surface of the main supporting plate; the first connecting rod is rotatably connected with the auxiliary strut.
Furthermore, the second testing component also comprises a second connecting rod, and the second driving piece is rotatably connected with the first connecting rod through the second connecting rod; the second driving piece is connected with the second connecting rod through a linkage piece, the linkage piece is provided with an accommodating cavity, and the second pressure sensor is placed in the accommodating cavity; the end part of the second driving part can be inserted into the accommodating cavity, and the end part of the second driving part is in contact with the second pressure sensor.
The utility model has the advantages that:
the tissue plate can be pulled through the first driving piece, so that the sliding force between the nail bin and the tissue plate is tested through the first pressure sensor, the requirement on the anti-sliding force of the anastomat in the use process is met, and the stability in use is ensured;
the anti-skid force of the nail bin is detected through the first testing component arranged on the main supporting plate, the percussion force is detected through the second testing component, and the two tests are combined for use, so that the coincidence performance of the anti-skid nail bin can be reflected more accurately; when the anti-slip force test is carried out after the percussion force test is finished, the effect of slipping after the nail bin is struck can be directly fed back. The two systems are combined to be used on one set of device, so that system errors and measurement errors can be effectively reduced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a front view of the present invention;
FIG. 3 is an exploded view of a first test assembly of the present invention;
fig. 4 is an exploded view of a second test assembly of the present invention.
The reference numbers in the figures illustrate: 1. a main supporting plate; 2. a base; 31. a second fixing member; 32. a first fixing member; 321. a placement chamber; 33. a stopper; 4. a first pressure sensor; 41. a clamping plate; 42. a docking member; 5. a tissue plate; 61. a column; 62. a clamping piece; 63. a rear end support block; 64. a first connecting member; 65. a second connecting member; 7. a second driving member; 71. a linkage member; 711. an accommodating chamber; 81. a first link; 811. an auxiliary strut; 82. briquetting; 83. a second link; 84. a third link; 9. a second pressure sensor.
Detailed Description
The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
Referring to fig. 1-4, an embodiment of an anastomat anti-skid force testing device of the present invention includes a main support plate 1, a fixing component and a first testing component, wherein the fixing component and the first testing component are both located on the main support plate 1. The fixing assembly is used for locking a shell of the anastomat, and the first testing assembly is used for testing the skid resistance of the nail bin.
The first testing component comprises a base 2, a first driving piece, a first pressure sensor 4 and a tissue plate 5, wherein the base 2 is fixed on the upper surface of the main supporting plate 1. The tissue plate 5 is clamped in the nail bin and used for simulating human tissue; in order to ensure the accuracy of the test result, the elastic coefficient of the tissue plate 5 in this embodiment is in the range of 1 to 1 × 108 kPa. The first driver is mounted on the base 2 and a first pressure sensor 4 is arranged between said first driver and the tissue plate 5 for testing the sliding force between the tissue plate 5 and the cartridge. In this embodiment, the first driving member includes a servo motor and a linear module.
The first driving member is connected to the tissue plate 5 through the first fixing member 32 and the second fixing member 31, and the first pressure sensor 4 can be fixed through the cooperation of the first fixing member 32 and the second fixing member 31. The lower end of the first fixing member 32 is connected to the linear module, so that the servo motor drives the first fixing member 32 to move linearly. The upper end of the first fixing member 32 is opened with a placing cavity 321, and the placing cavity 321 is opened toward the tissue plate 5. The first pressure sensor 4 is embedded in the placing cavity 321, and the second fixing member 31 is sleeved outside the placing cavity 321 and can press the first pressure sensor 4. The second fastener 31 is connected to the tissue plate 5 such that when the linear module drives the first fastener 32 away from the tissue plate 5, the first fastening plate will drive the second fastening plate to move, so that the second fastening plate will apply a pulling force to the tissue plate 5 to test the sliding force between the tissue plate 5 and the nail bin. When the second fixing member 31 pulls the tissue plate 5, it applies pressure to the first pressure sensor 4 because the second fixing member 31 is in contact with the first pressure sensor 4. According to the force action principle, the anti-skid force of the stapler can be detected by the first pressure sensor 4.
In order to ensure the accuracy of the detection result of the first pressure sensor 4, a stopper 33 is further disposed in the placing cavity 321, and the stopper 33 is located between the first pressure sensor 4 and the second fixing member 31. When both sides of the stopper 33 are respectively attached to the inner walls of the first pressure sensor 4 and the second fixing member 31, and thus when the second fixing member 31 is moved by the pulling force of the first fixing member 32, the second fixing member 31 can press the first pressure sensor 4 through the stopper 33, so that the pressure applied to the first pressure sensor 4 by the second fixing member 31 is equal to the pulling force applied to the tissue plate 5 by the second fixing member 31, to test the sliding force between the cartridge and the tissue plate 5. In this embodiment, for convenience of assembly, the second fixing member 31 is U-shaped, and the second fixing member 31 can cover the upper end portion of the first fixing member 32 to cover the placing cavity 321. Meanwhile, the first fixing member 32 and the second fixing member 31 can be fixed by fastening bolts to ensure the stability of the test and the accuracy of the test result. When the pressure changes, the monocrystalline silicon generates strain to enable the strain resistor directly diffused on the monocrystalline silicon to generate change in direct proportion to the measured pressure, and then a bridge circuit obtains a corresponding voltage output signal; converting the analog signal into a digital signal and transmitting the digital signal to the singlechip; and after receiving the digital signal, the single chip microcomputer outputs a detection result to the display module after data processing. Because the servo motor in the embodiment uses the Huichuan 100w linear module, and simultaneously uses the upper silver series kk40 pressure sensor to use the piezoresistive pressure sensor. And when the percussion force is greater than 500N after the data processing, automatically stopping the percussion force mode, returning the linear module to the rearmost end, and starting the manual safety mode.
Furthermore, the first testing assembly further comprises a clamping plate 41 and a docking plate, the clamping plate 41 and the docking plate being located above and below the tissue plate 5, respectively. The clamping plate 41 and the abutment 42 can be locked by a fastener to achieve locking of the free end of the tissue plate 5. Because the tissue plate 5 has a certain elasticity and flexibility following human tissue, the fixation of the tissue plate 5 can be facilitated by the cooperation of the holding plate 41 and the abutment plate. The clamping plate 41 can be directly connected to the first driving member, but in this embodiment, the clamping plate 41 is connected to the second fixing member 31.
The fixed subassembly includes stand 61 and joint spare 62, and the stand 61 is fixed to be set up at the upper surface of main tributary fagging 1, and joint spare 62 is the setting of U type to joint spare 62 can inlay card at the upper end of anastomat casing. The stand 61 wears to establish joint spare 62 and fixed for joint spare 62, inserts on the joint spare 62 and is equipped with fastening bolt, and above-mentioned fastening bolt can contact with the casing of anastomat to realize the locking of anastomat and joint spare 62. The fixing component further comprises a rear end supporting block 63, the lower surface of the rear end supporting block 63 and the main supporting plate 1 are fixedly arranged, and a handle of the anastomat can be inserted into the rear end supporting block 63, so that the handle of the anastomat is locked by the rear end supporting block 63, and the deviation of the position of the anastomat in the testing process is reduced.
The fixation assembly further comprises a first connector 64 and a second connector 65, the first connector 64 and the second connector 65 being located below and above the stapler gun body, respectively. The first connecting piece 64 is fixedly arranged on the upper surface of the main supporting plate 1 so as to support the gun body of the anastomat; the second connector 65 can be mated with the first connector 64 and locked by a fastening screw. The relative terminal surface of first connecting piece 64 and second connecting piece 65 all caves in the setting to the area of contact of first connecting piece 64 and second connecting piece 65 with the rifle body, stability when the increase rifle body is fixed.
The utility model provides an anastomat antiskid power and percussion force test equipment, includes aforementioned anastomat antiskid test device, still includes the second test subassembly of setting on main tributary fagging 1. The second testing component comprises a second driving part 7, a second pressure sensor 9, a first connecting rod 81 and a pressing block 82, wherein the second driving part 7 is positioned on the main supporting plate 1 and comprises a servo motor and a linear module. The pressing block 82 is arranged on a firing handle of the anastomat, and meanwhile, the end part of the first connecting rod 81 is fixed with the pressing block 82, so that the pressing block 82 is pushed by the first connecting rod 81 to press the firing handle. The second driving member 7 is rotatably connected to the other end of the first connecting rod by the second pressure sensor 9, so that the striking force can be conveniently detected by the second pressure sensor 9 when the first connecting rod 81 and the pressing block 82 are pushed by the linear module.
The second test assembly further includes a subsidiary support post 811, the subsidiary support post 811 being fixed to the upper surface of the main support plate 1, and the first link 81 and the subsidiary support post 811 being rotatably coupled to apply a supporting force to the first link 81 through the subsidiary support post 811. In this embodiment, the end of the first link 81 is hinged to the auxiliary strut 811, and the end of the first link 81 is fixed to the pressing block 82 via the connecting shaft, so as to realize the linkage of the first link 81 and the pressing block 82.
The second testing assembly further comprises a second connecting rod 83, one end of the second connecting rod 83 is hinged with the first connecting rod 81, and the other end of the second connecting rod 83 is connected with the second driving member 7. In addition, the second driving member 7 is connected to the second connecting rod through a link 71, and a lower end portion of the link 71 is connected to the linear module to be driven to move linearly by the linear module. The upper end portion of the link 71 is opened with an accommodating cavity 711, the second pressure sensor 9 can be embedded in the accommodating cavity 711, and the end portion of the second driving member 7 can be inserted into the accommodating cavity 711 to contact with the second pressure sensor 9. Therefore, when the servo motor drives the linear module to move, the linkage 71 pushes the second link 83 to move, so that the second link 83 is pushed to move. The first link 81 can rotate around the hinge point of the second link 83 and the auxiliary strut 811, and synchronously drives the pressing block 82 to rotate to press the firing handle. In order to facilitate the rotation of the first link 81, the second link 83 is connected to the first link 81 through a third link 84, and both ends of the third link 84 are respectively hinged to the first link 81 and the second link 83.
The anti-skid force of the nail bin is detected through the first testing component arranged on the main supporting plate 1, the percussion force is detected through the second testing component, and the two tests can more accurately reflect the matching performance of the anti-skid nail bin. When the anti-slip force test is carried out after the percussion force test is finished, the effect of slipping after the nail bin is struck can be directly fed back. The two systems are combined to be used on one set of device, so that system errors and measurement errors can be effectively reduced.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.
Claims (10)
1. The anastomat skid resistance testing equipment is characterized by comprising a main supporting plate, a fixing component and a first testing component, wherein the fixing component and the first testing component are both positioned on the main supporting plate; the fixing component is used for locking the anastomat, and the first testing component is used for testing the anti-skid force; the first testing assembly comprises a base, a first driving piece, a first pressure sensor and a tissue plate, and the base is fixed on the main supporting plate; the tissue plate is placed in a nail bin of the anastomat, a first driving piece positioned on the base is connected with the tissue plate through the first pressure sensor, and the first pressure sensor is used for testing the sliding force between the tissue plate and the nail bin.
2. The anastomat slippage resistance testing device of claim 1, wherein the tissue plate has an elastic coefficient in a range of 1 to 1 x 108 kPa.
3. The stapler anti-skid test apparatus of claim 1, wherein the first driving member is connected to the tissue plate by a clamping plate and a docking plate, the clamping plate and the docking plate are located above and below the tissue plate, respectively, and the clamping plate and the docking plate are lockable by a fastener.
4. The anastomat slippage resistance testing apparatus of claim 1, wherein the first driving member is connected to the tissue plate by a first fixing member and a second fixing member, the first fixing member is connected to the first driving member, and the first pressure sensor is capable of being embedded in the first fixing member; the second fastener is coupled to the tissue plate and configured to compress the first pressure sensor.
5. The anastomat skid resistance testing device according to claim 4, wherein a placement cavity is formed in the first fixing part, and the first pressure sensor is placed in the placement cavity; the second fixing piece can be sleeved outside the placing cavity, a stop block is further placed in the placing cavity and located between the first pressure sensor and the second fixing piece, and therefore the stop block can be pressed on the first pressure sensor.
6. The anastomat skid resistance testing device according to claim 1, wherein the fixing component comprises a stand column and a clamping piece, and the stand column and the main supporting plate are fixed; the joint spare is the U type setting, the joint spare inlay card is in on the casing of anastomat, just the stand is worn to establish the joint spare, in order to fix the anastomat.
7. The stapler anti-skid testing apparatus of claim 6, wherein the fixing assembly further comprises a rear end support block to fix a handle of the stapler.
8. A stapler anti-slip and firing force testing apparatus comprising the stapler anti-slip force testing apparatus according to any one of claims 1 to 7, further comprising a second testing component located at the main supporting plate, the second testing component comprising a second driving member, a second pressure sensor, a first link and a pressing block; the pressing block is pressed on a firing handle of the anastomat, and the first connecting rod is connected with the pressing block so as to press the firing handle; the second driving piece is connected with the first connecting rod through the second pressure sensor.
9. The stapler anti-skid and firing force testing apparatus according to claim 8, wherein said second testing assembly further comprises an auxiliary strut secured to an upper surface of said main support plate; the first connecting rod is rotatably connected with the auxiliary strut.
10. The stapler anti-skid and firing force testing apparatus according to claim 8, wherein said second testing assembly further comprises a second link, said second driver being rotationally coupled to said first link through said second link; the second driving piece is connected with the second connecting rod through a linkage piece, the linkage piece is provided with an accommodating cavity, and the second pressure sensor is placed in the accommodating cavity; the end part of the second driving part can be inserted into the accommodating cavity, and the end part of the second driving part is in contact with the second pressure sensor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020207500.3U CN211954517U (en) | 2020-02-25 | 2020-02-25 | Anastomat antiskid power and percussion force test equipment |
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| CN202020207500.3U CN211954517U (en) | 2020-02-25 | 2020-02-25 | Anastomat antiskid power and percussion force test equipment |
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| CN211954517U true CN211954517U (en) | 2020-11-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116429309A (en) * | 2023-06-08 | 2023-07-14 | 苏州玛福乐斯医疗科技有限公司 | Firing force testing equipment and method for intelligent endoscope anastomat |
-
2020
- 2020-02-25 CN CN202020207500.3U patent/CN211954517U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116429309A (en) * | 2023-06-08 | 2023-07-14 | 苏州玛福乐斯医疗科技有限公司 | Firing force testing equipment and method for intelligent endoscope anastomat |
| CN116429309B (en) * | 2023-06-08 | 2023-08-22 | 苏州玛福乐斯医疗科技有限公司 | Firing force testing equipment and method for intelligent endoscope anastomat |
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