CN218003101U - Cutting edge detection device of medical cutter - Google Patents
Cutting edge detection device of medical cutter Download PDFInfo
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- CN218003101U CN218003101U CN202221778795.5U CN202221778795U CN218003101U CN 218003101 U CN218003101 U CN 218003101U CN 202221778795 U CN202221778795 U CN 202221778795U CN 218003101 U CN218003101 U CN 218003101U
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Abstract
The utility model relates to a medical treatment cutter technical field to a cutting edge detection device of medical treatment cutter is provided, the utility model discloses a cutting edge detection device of medical treatment cutter includes: the clamping mechanism is used for fixing the medical cutter and arranged on the base; a force measuring rod of the push-pull dynamometer points to the cutting edge of the medical cutter, and the force measuring rod is used for pushing the cutting edge of the medical cutter; and the screw transmission mechanism is arranged on the base and connected with the push-pull dynamometer, and the screw transmission mechanism is suitable for pushing the push-pull dynamometer to the clamping mechanism. The screw thread of the screw transmission mechanism has the characteristic of self-locking function, so that the force measuring rod of the push-pull dynamometer can accurately stay at a corresponding position. The force measuring rod is prevented from leaving the cutting edge to cause inaccurate reading of the force measuring rod, so that the accuracy of detecting the strength and the rigidity of the cutting edge of the medical cutter is ensured.
Description
Technical Field
The utility model relates to a medical treatment cutter technical field particularly, relates to a cutting edge detection device of medical treatment cutter.
Background
The medical knife is widely applied to various medical diagnoses and treatments, and particularly, a great amount of different types of medical knives are needed to be used in operations, and the strength and the rigidity of the cutting edge of the medical knife are directly related to the reliability of various medical diagnosis and treatment activities and are related to the health and the life safety of patients. Detection of the cutting edge of a medical tool is therefore particularly important.
However, the existing blade detection device for medical cutting tools is inaccurate in detecting the strength and rigidity of the blade. In addition, the structure of the existing cutting edge detection equipment of the medical cutter is complex, so that the manufacturing period of the cutting edge detection equipment of the medical cutter is long, and the production and manufacturing cost is high. In addition, the existing blade detection equipment for the medical knife is complex to operate in the using process, and needs to perform system professional training on an operator, so that the use is inconvenient.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving at least one of the problems set forth above.
In order to solve the above problem, the utility model provides a cutting edge detection device of medical cutter, include:
the clamping mechanism is used for fixing the medical cutter and arranged on the base;
a push-pull dynamometer, a force measuring rod of which points to the cutting edge of the medical cutter, the force measuring rod being used for pushing the cutting edge of the medical cutter; and
the screw transmission mechanism is arranged on the base and connected with the push-pull force meter, and the screw transmission mechanism is suitable for pushing the push-pull force meter to the clamping mechanism.
Optionally, the screw drive mechanism comprises:
the bracket is fixed on the base;
the sliding block is connected with the push-pull dynamometer, and a threaded through hole is formed in the sliding block;
the lead screw is arranged on the bracket, penetrates through the threaded hole and is used for pushing the sliding block to move back and forth along the lead screw; and
and the hand wheel is fixed with one end of the lead screw.
Optionally, the screw transmission mechanism further includes a guide post, the guide post passes through the slider, the guide post is arranged in parallel with the lead screw, and the guide post is mounted at the bracket.
Optionally, the blade detecting device for medical knife further includes a scale mechanism, and the scale mechanism includes:
a moving part fixed to the slider; and
the scale body, with lead screw parallel arrangement, the scale body passes removal portion, the scale body is installed support department, removal portion is suitable for relatively the scale body removes.
Optionally, the number of the guide posts is two, and the two guide posts are arranged on two sides of the lead screw.
Optionally, the clamping mechanism includes:
the lower pressing plate is arranged on the base;
the upper pressing plate is arranged on the lower pressing plate, and the medical cutter is arranged between the lower pressing plate and the upper pressing plate; and
toggle clamps secured to the base, the toggle clamps being disposed alongside the upper platen, the toggle clamps being adapted to press the upper platen downwardly.
Optionally, the clamping mechanism further comprises a cushion block, the cushion block is fixed on the base, the toggle clamp is fixed at the top of the cushion block, and the lower pressing plate is arranged at the top of the cushion block.
Optionally, the top surface of the lower pressing plate is provided with two positioning blocks, the medical tool is arranged between the two positioning blocks, the two positioning blocks are used for positioning the medical tool, the upper pressing plate is provided with a through hole, the two positioning blocks are arranged in the through hole, and the two positioning blocks are in interference fit with the through hole.
Optionally, the top surface of the lower pressing plate and the bottom surface of the upper pressing plate are respectively provided with a mounting groove, the medical cutter is arranged in the mounting grooves, and the shape of the mounting grooves is the same as that of the medical cutter.
Optionally, the clamping mechanism further comprises a plurality of pins, and each pin is inserted into the upper pressing plate and the lower pressing plate simultaneously.
Compared with the prior art, the utility model provides a cutting edge detection device of medical cutter has following technological effect:
and the screw transmission mechanism pushes the push-pull dynamometer to push the push-pull dynamometer to the clamping mechanism, the force measuring rod of the push-pull dynamometer moves towards the cutting edge of the medical cutter, the reading of the force measuring rod displayed by the push-pull dynamometer is observed, when the cutting edge is deformed by the force measuring rod, the screw transmission mechanism stops pushing the push-pull dynamometer, and the force measuring rod of the push-pull dynamometer can accurately stay at the corresponding position by utilizing the characteristic that the screw thread of the screw transmission mechanism has a self-locking function. The force measuring rod is prevented from leaving the cutting edge to cause inaccurate reading of the force measuring rod, so that the accuracy of detecting the strength and the rigidity of the cutting edge of the medical cutter is ensured. The screw transmission mechanism has the characteristic of high adjustment precision, and the force measuring rod can move a small distance relative to the cutting edge only by relatively rotating the screw thread of the screw transmission mechanism by a small angle; therefore, when the force measuring rod pushes the cutting edge and the cutting edge is about to deform, the force measuring rod can slowly push the cutting edge, continuous pushing of the cutting edge is immediately stopped when the deformation of the cutting edge is observed, the continuous pushing of the cutting edge is immediately stopped when the cutting edge of the medical cutter reaches the maximum yield limit, the reading of the force measuring rod is recorded, and the strength and the rigidity of the cutting edge are accurately detected.
Drawings
Fig. 1 is a schematic perspective view of a cutting edge detection device of a medical cutting tool according to an embodiment of the present invention;
fig. 2 is an enlarged view of the structure at P in fig. 1.
Description of reference numerals:
the clamping mechanism 100, the lower pressing plate 110, the positioning block 111, the upper pressing plate 120, the toggle clamp 130, the cushion block 140, the push-pull dynamometer 200, the push-pull dynamometer body 210, the force measuring rod 220, the medical cutter 300, the blade 310, the screw transmission mechanism 400, the support 410, the slider 420, the lead screw 430, the hand wheel 440, the guide pillar 450, the base 500, the scale mechanism 600, the scale body 610 and the moving part 620.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
In the description herein, references to the description of the terms "an example," "one example," and "one implementation," etc., mean that a particular feature, structure, material, or characteristic described in connection with the example or implementation is included in at least one example or implementation of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or implementation. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or implementations.
In the drawings of the specification, the Z axis represents the vertical direction, that is, the up-down direction, and the positive direction of the Z axis (that is, the arrow direction of the Z axis) represents the up direction, and the negative direction of the Z axis (that is, the direction opposite to the positive direction of the Z axis) represents the down direction; in the drawings, the X-axis indicates the front-rear direction, and the positive direction of the X-axis (i.e., the arrow direction of the X-axis) indicates the front, and the negative direction of the X-axis (i.e., the direction opposite to the positive direction of the X-axis) indicates the rear; in the drawings, the Y-axis represents the left-right direction, and the positive direction of the Y-axis (i.e., the arrow direction of the Y-axis) represents the left, and the negative direction of the Y-axis (i.e., the direction opposite to the positive direction of the Y-axis) represents the right; it should also be noted that the foregoing Z-axis, Y-axis, and X-axis representations are merely intended to facilitate the description of the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the invention.
Referring to fig. 1 and 2, to solve the above technical problem, the present embodiment provides a blade detecting device for a medical knife, including:
the clamping mechanism 100 is used for fixing the medical cutter 300, and the clamping mechanism 100 is arranged on the base 500;
a push-pull force gauge 200 having a force-measuring rod 220 pointing toward the cutting edge of the medical tool 300, the force-measuring rod 220 being used to push against the cutting edge of the medical tool 300; here, the push-pull force gauge 200 is used to detect the strength or rigidity of the blade 310 of the medical knife 300; and
the screw transmission mechanism 400 is arranged on the base 500, the screw transmission mechanism 400 is connected with the push-pull dynamometer 200, and the screw transmission mechanism 400 is suitable for pushing the push-pull dynamometer 200 to the clamping mechanism 100.
Here, the push-pull force gauge 200 pushes the blade 310 of the medical knife 300 in the front-rear direction. Specifically, the push-pull force gauge 200 is moved forward near the medical knife 300, and the push-pull force gauge 200 is moved backward away from the medical knife 300.
In addition, the push-pull dynamometer 200 herein is provided with an electronic display or pointer display for displaying the magnitude of the force applied to its force rod 220 when it is pushed, simply referred to as the force rod 220 reading.
In addition, the end of the force lever 220 has strength and rigidity greater than those of the cutting edge of the medical knife 300, and the end of the force lever 220 is used to push against the cutting edge of the medical knife 300.
During the use process, the medical tool 300 is fixed at the fixture mechanism, the screw transmission mechanism 400 is used for pushing the push-pull force meter 200 to the clamping mechanism 100, the force measuring rod 220 of the push-pull force meter 200 moves towards the cutting edge of the medical tool 300, the reading of the force measuring rod 220 displayed by the push-pull force meter 200 is observed, when the force measuring rod 220 contacts the cutting edge 310 of the medical tool 300 and the reading of the force measuring rod 220 changes, the fact that the force measuring rod 220 is in contact with the cutting edge of the medical tool 300 is indicated, the position of the push-pull force meter 200 is recorded at the moment, and the position of the push-pull force meter 200 at the moment is used as an initial reference for the push-pull force meter 200 to move forwards continuously. At the same time, the reading of the force bar 220 is recorded or the reading of the force bar 220 is cleared, so that the reading of the force bar 220 at this time serves as a detection reference for the strength or rigidity of the blade 310 of the medical knife 300. Then, the push-pull dynamometer 200 continues to move forward through the screw transmission mechanism 400, and simultaneously, whether the blade 310 is deformed or not is observed, when the screw transmission mechanism 400 pushes the force measuring rod 220 to move forward and deform the blade 310, the blade 310 of the medical tool 300 reaches the maximum yield limit, the push-pull dynamometer 200 stops moving through the screw transmission mechanism 400, and the reading of the force measuring rod 220 at the moment is recorded, so that the strength and the rigidity of the blade 310 of the medical tool 300 are accurately known.
In this embodiment, when the force measuring rod 220 deforms the blade 310, the screw transmission mechanism 400 stops pushing the push-pull force gauge 200, and the force measuring rod 220 of the push-pull force gauge 200 can accurately stay at the corresponding position by utilizing the characteristic that the screw thread of the screw transmission mechanism 400 has a self-locking function. The force measuring rod 220 is prevented from moving away from the blade 310 to cause inaccurate reading of the force measuring rod 220, thereby ensuring the accuracy of strength and rigidity detection of the blade 310 of the medical knife. Moreover, the screw transmission mechanism 400 has the characteristic of high adjustment precision, and the force measuring rod 220 can move a small distance relative to the blade 310 only by rotating the screw thread of the screw transmission mechanism 400 by a small angle; thus, when the force lever 220 pushes against the blade 310 and the blade 310 is about to deform, the force lever 220 can slowly push against the blade 310 and immediately stop further pushing against the blade 310 when the blade 310 is observed to deform, so that further pushing against the blade 310 is immediately stopped when the blade 310 of the medical knife 300 reaches the maximum yield limit, and the reading of the force lever 220 is recorded, thereby accurately detecting the strength and stiffness of the blade 310.
Referring to fig. 1 and 2, further, the screw transmission mechanism 400 includes:
a bracket 410 fixed on the base 500;
the sliding block 420 is connected with the push-pull dynamometer 200, and a threaded through hole is formed in the sliding block 420;
a lead screw 430 mounted to the bracket 410, the lead screw 430 passing through the threaded hole, the lead screw 430 being configured to push the slider 420 to reciprocate along the lead screw 430; and
and a hand wheel 440 fixed to one end of the lead screw 430.
In use, the hand wheel 440 is rotated to rotate the lead screw 430, so as to push the slider 420 to reciprocate along the lead screw 430, so that the force measuring rod 220 of the push-pull force meter 200 pushes against the blade 310 of the medical knife 300, and the push-pull force meter 200 detects the rigidity and strength of the blade 310 of the medical knife 300. Therefore, the operation is simple, the hand wheel 440 is only required to be rotated, and the contact condition of the blade 310 and the force measuring rod 220 of the push-pull dynamometer 200 is observed in the process, so that the operation process of detecting the blade 310 is greatly simplified, and the blade 310 detection device of the medical cutter 300 is convenient to operate.
Additionally, the utility model discloses a medical knife's cutting edge detection device has just realized simplifying medical knife's 300 cutting edge 310's detection device through clamping mechanism 100, push-pull effort meter 200 and screw drive mechanism 400 mutually supporting, makes whole medical knife 300's cutting edge 310 detection device simple structure, convenient manufacturing to shorten manufacturing cycle, reduce production manufacturing cost. The problems of long manufacturing period and high production and manufacturing cost of the existing cutting edge 310 detection equipment of the medical cutter 300 are solved.
Referring to fig. 1 and 2, further, the screw transmission mechanism 400 further includes a guide post 450, the guide post 450 penetrates through the sliding block 420, the guide post 450 is disposed in parallel with the lead screw 430, and the guide post 450 is mounted at the bracket 410.
The guide post 450 is arranged in parallel with the lead screw 430, and the guide post 450 penetrates through the slider 420, so that the slider 420 can accurately slide back and forth along the extending direction of the lead screw 430, and the accuracy of the moving direction of the push-pull dynamometer 200 is ensured.
Referring to fig. 1 and 2, further, the blade 310 detection device of the medical knife 300 further includes a scale mechanism 600, and the scale mechanism 600 includes:
a moving part 620 fixed to the slider 420; and
the scale body 610 is disposed parallel to the lead screw 430, the scale body 610 passes through the moving portion 620, the scale body 610 is mounted at the bracket 410, and the moving portion 620 is adapted to move relative to the scale body 610.
In addition, the scale body 610 here has scale marks on the surface thereof, and the scale marks are provided along the moving direction of the moving portion 620.
The scale body 610 and the moving part 620 cooperate with each other to record the moving position of the push-pull dynamometer 200, thereby facilitating the manipulation of the moving position of the push-pull dynamometer 200.
The push-pull dynamometer has the characteristics of accurate detection, easy purchase and convenient maintenance.
Referring to fig. 1 and 2, further, the push-pull dynamometer 200 includes:
a push-pull dynamometer body 210 fixed to the moving portion 620 of the screw transmission mechanism 400; and
the force measuring rod 220 is connected with the push-pull force meter body 210, the force measuring rod 220 is arranged towards the clamping mechanism 100, and the force measuring rod 220 is used for pushing the cutting edge 310 of the medical cutter 300.
The force measuring rod 220 serves as a force transmission tool and transmits the force of the pushing force of the blade 310 to the push-pull force gauge body 210.
Referring to fig. 1 and 2, further, the clamping mechanism 100 includes:
a lower press plate 110 disposed on the base 500;
an upper platen 120 disposed on the lower platen 110, the medical knife 300 being disposed between the lower platen 110 and the upper platen 120; and
toggle clamps 130 secured to the base 500, the toggle clamps 130 being disposed adjacent the upper platen 120, the toggle clamps 130 being adapted to press the upper platen 120 downwardly.
In use, the medical knife 300 is first sandwiched between the lower platen 110 and the upper platen 120, and then the toggle clamps 130 are used to compress the upper platen 120. Thereby realizing the rapid clamping of the medical knife 300.
Referring to fig. 1 and fig. 2, further, the clamping mechanism 100 further includes a spacer block 140, the spacer block 140 is fixed on the base 500, the toggle clamp 130 is fixed on the top of the spacer block 140, and the lower press plate 110 is disposed on the top of the spacer block 140.
The lower pressure plate 110 is raised too high by the spacer block 140 to ensure that the blade 310 of the medical knife 300 is at the same level as the force measuring bar 220.
Referring to fig. 1 and 2, further, two positioning blocks 111 are disposed on the top surface of the lower press plate 110, the medical tool 300 is disposed between the two positioning blocks 111, the two positioning blocks 111 are used for positioning the medical tool 300, the upper press plate 120 is provided with a through hole, the two positioning blocks 111 are disposed in the through hole, and the two positioning blocks 111 are in interference fit with the through hole.
By utilizing the characteristics of interference fit between the two positioning blocks 111 and the through hole, the two positioning blocks 111 can accurately position the medical cutter 300 and simultaneously form left and right clamping forces on the medical cutter 300, so that the medical cutter 300 can be clamped more stably and reliably.
Referring to fig. 1 and 2, further, mounting grooves are respectively formed on the top surface of the lower pressure plate 110 and the bottom surface of the upper pressure plate 120, the medical knife 300 is placed in the mounting grooves, and the shape of the mounting grooves is the same as that of the medical knife 300.
In addition, the medical knife 300 in this embodiment is a cutting knife, and correspondingly, the cutting edge 310 detection device of the medical knife 300 in this embodiment can be used for detecting the strength and rigidity of the cutting edge 310 of the cutting knife.
The shape of the mounting groove is the same as that of the medical knife 300, so that the medical knife 300 is prevented from moving along the extending direction of the lead screw 430 during the process of clamping the medical knife 300 by the upper pressing plate 120 and the lower pressing plate 110. In addition, the size of the mounting groove here is the same as the size of the medical cutter 300.
Referring to fig. 1 and 2, further, the clamping mechanism 100 further includes a plurality of pins, and each pin is inserted into the upper pressing plate 120 and the lower pressing plate 110 at the same time. The upper platen 120 and the lower platen 110 are accurately positioned using pins.
Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to fall within the scope of the present disclosure.
Claims (10)
1. An edge detection device for a medical knife, comprising:
the clamping mechanism (100) is used for fixing the medical cutter (300), and the clamping mechanism (100) is arranged on the base (500);
a push-pull force meter (200) with a force measuring rod (220) pointing towards the cutting edge of the medical tool (300), the force measuring rod (220) being used to push against the cutting edge of the medical tool (300); and
the screw transmission mechanism (400) is arranged on the base (500), the screw transmission mechanism (400) is connected with the push-pull force meter (200), and the screw transmission mechanism (400) is suitable for pushing the push-pull force meter (200) to the clamping mechanism (100).
2. The blade detecting device of a medical cutter according to claim 1, wherein the screw drive mechanism (400) includes:
a bracket (410) fixed on the base (500);
the sliding block (420) is connected with the push-pull dynamometer (200), and a threaded through hole is formed in the sliding block (420);
the lead screw (430) is installed on the bracket (410), the lead screw (430) penetrates through the threaded through hole, and the lead screw (430) is used for pushing the sliding block (420) to move back and forth along the lead screw (430); and
and the hand wheel (440) is fixed with one end of the lead screw (430).
3. The blade detecting device of the medical knife according to claim 2, wherein the screw transmission mechanism (400) further comprises a guide post (450), the guide post (450) passes through the slider (420), the guide post (450) is disposed in parallel with the lead screw (430), and the guide post (450) is mounted at the bracket (410).
4. The blade detecting device of the medical knife according to claim 3, wherein the number of the guide posts (450) is two, and two guide posts (450) are disposed on both sides of the lead screw (430).
5. The device for detecting a blade of a medical cutting tool according to claim 2, wherein the device for detecting a blade of a medical cutting tool (300) further comprises a scale mechanism (600), and the scale mechanism (600) comprises:
a moving part (620) fixed to the slider (420); and
a scale body (610) disposed in parallel with the lead screw (430), the scale body (610) passing through the moving portion (620), the scale body (610) being mounted at the bracket (410), the moving portion (620) being adapted to move relative to the scale body (610).
6. The blade detecting device of a medical knife according to claim 1, wherein the clamping mechanism (100) includes:
a lower pressing plate (110) disposed on the base (500);
an upper platen (120) disposed on the lower platen (110), the medical knife (300) being disposed between the lower platen (110) and the upper platen (120); and
a toggle clamp (130) affixed to said base (500), said toggle clamp (130) disposed alongside said upper platen (120), said toggle clamp (130) adapted to press down on said upper platen (120).
7. The blade detecting device of the medical knife according to claim 6, wherein the clamping mechanism (100) further comprises a spacer block (140), the spacer block (140) is fixed on the base (500), the toggle clamp (130) is fixed on the top of the spacer block (140), and the lower pressing plate (110) is arranged on the top of the spacer block (140).
8. The cutting edge detection device for the medical cutting tool according to claim 6, wherein two positioning blocks (111) are disposed on the top surface of the lower pressing plate (110), the medical cutting tool (300) is disposed between the two positioning blocks (111), the two positioning blocks (111) are used for positioning the medical cutting tool (300), the upper pressing plate (120) is provided with a through hole, the two positioning blocks (111) are disposed in the through hole, and the two positioning blocks (111) are in interference fit with the through hole.
9. The cutting edge detection device for the medical cutting tool according to claim 6, wherein the top surface of the lower pressure plate (110) and the bottom surface of the upper pressure plate (120) are respectively provided with an installation groove, the medical cutting tool (300) is placed in the installation grooves, and the shape of the installation grooves is the same as that of the medical cutting tool (300).
10. The blade detecting device of a medical knife according to any one of claims 6 to 9, characterized in that the clamping mechanism (100) further comprises a plurality of pins, each of which is inserted into the upper platen (120) and the lower platen (110) simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221778795.5U CN218003101U (en) | 2022-07-08 | 2022-07-08 | Cutting edge detection device of medical cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221778795.5U CN218003101U (en) | 2022-07-08 | 2022-07-08 | Cutting edge detection device of medical cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218003101U true CN218003101U (en) | 2022-12-09 |
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ID=84315189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221778795.5U Active CN218003101U (en) | 2022-07-08 | 2022-07-08 | Cutting edge detection device of medical cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218003101U (en) |
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2022
- 2022-07-08 CN CN202221778795.5U patent/CN218003101U/en active Active
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