CN221573336U - Clamp for clamping force feedback of medical instrument - Google Patents
Clamp for clamping force feedback of medical instrument Download PDFInfo
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- CN221573336U CN221573336U CN202323586153.2U CN202323586153U CN221573336U CN 221573336 U CN221573336 U CN 221573336U CN 202323586153 U CN202323586153 U CN 202323586153U CN 221573336 U CN221573336 U CN 221573336U
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- clamping
- clamp
- force feedback
- connecting rod
- base
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- 230000008054 signal transmission Effects 0.000 claims abstract description 15
- 239000012528 membrane Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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- Surgical Instruments (AREA)
Abstract
The utility model discloses a clamp for clamping force feedback of medical instruments, which comprises a connecting rod, a base, a force sensor and a signal transmission assembly, wherein the base is arranged at one end of the connecting rod; the other end of the connecting rod is provided with a mounting hole for mounting and clamping medical instruments; the force sensor is arranged on the inner side of a clamping arm for clamping the medical instrument; the force sensor is electrically connected with the signal transmission assembly, and the collected pressure signal is fed back to the touch force feedback equipment through the signal transmission assembly. The utility model can clamp the clamping medical instrument and effectively feed back the actual acting force condition of a user through the force sensor arranged on the inner side of the clamping arm of the clamping medical instrument.
Description
Technical Field
The utility model belongs to the technical field of medicine, relates to an instrument for training skills of doctors, and particularly relates to a clamp capable of realizing force feedback of clamping medical instruments such as forceps.
Background
The force feedback device is an important teaching device in the surgical skill teaching, and the principle of the force feedback device is that a surgical machine is clamped by a designed clamp, and an acting force signal in operation is fed back to a corresponding display device so as to display the acting force of an operator in real time.
At present, most force feedback clamps mainly comprise a clamping arm and a handle arranged on the clamping arm, and the action and the force condition of an operator are fed back through the test of the stress of the handle. But also for medical clamping medical instruments such as forceps, pliers, scissors and the like. Because the forceps, the pliers and the scissors generally have certain elasticity in the use process, certain reaction force can be generated; the simple handle can only record the longitudinal data when the front end of the handle is contacted with the contact point, and the longitudinal data when the two hands are pressed during the operation of surgical instruments such as forceps cannot be simulated and recorded, so that the actual acting force condition of a user for clamping the medical instruments is difficult to reflect.
Disclosure of utility model
The utility model aims to solve the technical problems in the prior art and provides a clamp for clamping medical instrument force feedback, which can truly reflect the feedback of the clamping force of a user to the clamping medical instrument.
In order to achieve the above purpose, the present utility model is realized by adopting the following technical scheme.
The utility model provides a clamp for clamping force feedback of medical instruments, which comprises a connecting rod, a base, a force sensor and a signal transmission assembly, wherein the base is arranged at one end of the connecting rod; the other end of the connecting rod is provided with a mounting hole for mounting and clamping medical instruments; the force sensor is arranged on the inner side of a clamping arm for clamping the medical instrument; the force sensor is electrically connected with the signal transmission component, and feeds back the collected pressure signal to the force touch type feedback equipment through the signal transmission component.
Above-mentioned clamp for clamping medical instrument force feedback, the base rotates and is connected with Y shape support to the user operates clamp. In the implementation mode, the inner side of the opening end of the Y-shaped bracket is in rotary connection with a rotary shaft extending outwards from two sides of the base.
The signal transmission assembly comprises a first switch arranged on the inner side of the other clamping arm of the clamping medical instrument clamping arm and a second switch connected with the first switch through a wire; and a switch base matched with the second switch is further arranged on the Y-shaped bracket. The first switch is a film switch, the second switch is a magnetic switch, and the switch base is a magnetic base. The magnetic attraction switch is connected with the magnetic attraction base, so that the force sensor is connected with the tactile force feedback equipment, when the medical equipment is clamped to generate clamping action, the force sensor is contacted with the membrane switch, the force sensor is triggered, and the generated electric signal is transmitted to the tactile force feedback equipment to realize force feedback.
The clamp for clamping the force feedback of the medical instrument is characterized in that the connecting rod is also provided with a locking screw; the locking screw penetrates through the connecting rod and extends into the mounting hole to be used for locking and clamping the medical instrument. The shape of the mounting hole on the connecting rod is round, rectangular, regular polygon or at least two nested structures.
The clamp for clamping the force feedback of the medical instrument is characterized in that the connecting rod is installed in an installation groove arranged on the base through a bearing. Further, a limiting groove is formed in the inner side of the base; and a limiting block matched with the limiting groove is arranged on the connecting rod. Further, the top still is provided with the dog that is used for limiting the connecting rod along its axis direction in the base.
Compared with the prior art, the clamp for clamping the force feedback of the medical instrument has the following beneficial effects:
(1) The clamping device can clamp the clamping medical instrument, and effectively feed back the actual acting force condition of a user through the force sensor arranged on the inner side of the clamping arm of the clamping medical instrument;
(2) The utility model has simple structure and convenient operation, and is suitable for popularization and application in the medical teaching field.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a clamp for clamping force feedback of a medical instrument;
FIG. 2 is an internal schematic view of the connecting rod assembled to the base;
FIG. 3 is a schematic illustration of a connecting rod;
Fig. 4 is a schematic view of the internal structure of the base.
In the figure, 1-connecting rod, 11-mounting hole, 12-locking screw, 13-stopper, 2-base, 21-pivot, 22-mounting groove, 23-spacing groove, 3-force transducer, 4-signal transmission subassembly, 41-first switch, 42-second switch, 5-Y shape support, 51-switch base, 6-bearing, 7-dog, 8-tweezers.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
In addition, the embodiments of the present utility model and the features of the embodiments may be combined with each other without collision.
Example 1
The clamp for clamping medical instrument force feedback provided by the embodiment is mainly used for clamping medical instruments (such as forceps, pliers, scissors and the like), and the medical instruments can be replaced according to different application scenes of different operation types. In this embodiment, forceps 8 are taken as an example, and a clamp for force feedback for holding a medical instrument is provided and explained in detail.
The clamp for clamping force feedback of medical instruments provided in this embodiment, as shown in fig. 1 to 2, comprises a connecting rod 1, a base 2, a force sensor 3 and a signal transmission assembly 4. The base 2 is composed of two symmetrical parts. The base 2 is rotatably connected with a Y-shaped bracket 5; in a specific implementation, the Y-shaped bracket consists of two symmetrical parts; the inner side of the opening end of the Y-shaped bracket is rotationally connected with a rotating shaft 21 which extends outwards from two sides of the base 2. The Y-shaped bracket can be used for assisting in fixing the base, so that forceps can be conveniently operated.
As shown in fig. 1 to 3, one end of the connecting rod 1 is mounted in a mounting groove 22 provided in the base 2 through a bearing 6, and the other end is provided with a mounting hole 11 for mounting and clamping a medical instrument. The shape of the mounting hole 11 on the connecting rod 1 is round, rectangular, regular polygon or a nested structure of at least two; in the embodiment, the shape of the mounting hole is a nested structure with a round shape and a rectangular shape, and the mounting hole can be suitable for clamping medical instruments with different structures. The connecting rod 1 is also provided with a locking screw 12; a locking screw 12 extends through the connecting rod 1 into the mounting hole for locking and clamping the medical instrument.
In order to prevent the connecting rod 1 from rotating in the base 2, the present embodiment is further provided with a limiting groove 23 in the base, and the connecting rod 1 is provided with a limiting block 13 adapted to the limiting groove 23. The top still is provided with dog 7 in the base 2, realizes the spacing to connecting rod 1 along the axis direction.
The force sensor 3 is arranged on the inner side of a clamping arm for clamping the medical instrument; the force sensor 3 is electrically connected with the signal transmission component 4, and feeds back the collected pressure signal to the force feedback equipment through the signal transmission component. The signal transmission assembly 4 comprises a first switch 41 arranged on the inner side of the other clamping arm of the clamping medical instrument clamping arm and a second switch 42 connected with the first switch 41 through a wire; the Y-shaped bracket 5 is also provided with a switch base 51 matched with the second switch, and the switch base 51 is connected with the existing tactile force feedback equipment through a wire. In this embodiment, the first switch 41 is a membrane switch, the second switch 42 is a magnetic switch, and the switch base 51 is a magnetic base.
The assembling method of the clamp for clamping the force feedback of the medical instrument comprises the following steps: firstly, installing tweezers 8 in the installation holes of the connecting rod 1 and fixing the tweezers by locking screws; then the connecting rod 1 is arranged on a part of the base through the bearing 6, and the two parts of the base are fixedly connected; then the base 2 is connected with the Y-shaped bracket 5; and then the magnetic switch is connected with the magnetic base on the Y-shaped bracket, so that the force sensor is connected with the tactile force feedback equipment, when a user clamps tweezers to generate clamping action, the force sensor is contacted with the membrane switch to trigger the force sensor, and the generated electric signal is transmitted to the tactile force feedback equipment to realize force feedback.
Claims (10)
1. The clamp for clamping the force feedback of the medical instrument is characterized by comprising a connecting rod (1), a base (2) arranged at one end of the connecting rod, a force sensor (3) and a signal transmission assembly (4); the other end of the connecting rod (1) is provided with a mounting hole (11) for mounting and clamping medical instruments; the force sensor (3) is arranged on the inner side of a clamping arm for clamping the medical instrument; the force sensor (3) is electrically connected with the signal transmission component (4) and feeds back the collected pressure signal to the touch force feedback equipment through the signal transmission component.
2. Clamp for clamping medical instruments force feedback according to claim 1, characterized in that the base (2) is connected with a Y-shaped bracket (5) in rotation.
3. The clamp for clamping force feedback of medical instruments according to claim 2, wherein the inner side of the opening end of the Y-shaped bracket is rotatably connected with rotating shafts (21) which extend outwards from two sides of the base (2).
4. A clamp for clamping force feedback of a medical instrument according to claim 2 or 3, wherein the signal transmission assembly (4) comprises a first switch (41) mounted on the inner side of the other clamp arm of the medical instrument and a second switch (42) connected with the first switch (41) through a wire; and a switch base (51) matched with the second switch is further arranged on the Y-shaped bracket (5).
5. The clamp for force feedback of a medical device according to claim 4, wherein the first switch (41) is a membrane switch, the second switch (42) is a magnetically attractive switch, and the switch base (51) is a magnetically attractive base.
6. Clamp for clamping medical instruments force feedback according to claim 1, characterized in that the connecting rod (1) is also provided with a locking screw (12); the locking screw (12) penetrates through the connecting rod (1) and extends into the mounting hole to be used for locking and clamping the medical instrument.
7. Clamp for clamping force feedback of medical instruments according to claim 1 or 6, characterized in that the mounting hole (11) on the connecting rod (1) is circular, rectangular, regular polygonal or a nested structure of at least two.
8. The clamp for clamping force feedback of medical instruments according to claim 1, wherein the connecting rod (1) is mounted in a mounting groove (22) provided in the base (2) through a bearing (6).
9. The clamp for clamping force feedback of medical instruments according to claim 1 or 8, wherein a limit groove (23) is arranged on the inner side of the base (2); and a limiting block (13) matched with the limiting groove is arranged on the connecting rod (1).
10. The clamp for clamping force feedback of medical instruments according to claim 9, wherein a stopper (7) for limiting the connecting rod in the axial direction thereof is further provided at the inner top of the base (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323586153.2U CN221573336U (en) | 2023-12-26 | 2023-12-26 | Clamp for clamping force feedback of medical instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323586153.2U CN221573336U (en) | 2023-12-26 | 2023-12-26 | Clamp for clamping force feedback of medical instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221573336U true CN221573336U (en) | 2024-08-20 |
Family
ID=92268683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323586153.2U Active CN221573336U (en) | 2023-12-26 | 2023-12-26 | Clamp for clamping force feedback of medical instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221573336U (en) |
-
2023
- 2023-12-26 CN CN202323586153.2U patent/CN221573336U/en active Active
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