CN215306152U - Safe and efficient biopsy device - Google Patents
Safe and efficient biopsy device Download PDFInfo
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- CN215306152U CN215306152U CN202120474711.8U CN202120474711U CN215306152U CN 215306152 U CN215306152 U CN 215306152U CN 202120474711 U CN202120474711 U CN 202120474711U CN 215306152 U CN215306152 U CN 215306152U
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- catheter
- biopsy device
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Abstract
The utility model relates to the technical field of medical instruments, in particular to a safe and efficient biopsy device which comprises a catheter and a traction component arranged in the catheter, wherein one end of the catheter is provided with a driving mechanism, the other end of the catheter is provided with at least one fetching ring, the fetching ring is an elastic material structural part, a contraction channel is arranged in the fetching ring, one end of the traction component penetrates through the contraction channel and is fixed with the fetching ring, the other end of the traction component is connected with the driving mechanism, and the driving mechanism is used for pulling the traction component to move along the length direction of the catheter. Get the thing ring and be annular elastic material structure, when getting thing ring and human internal contact, can not cause the damage to the human body with sharp-pointed position direct contact, avoided the in-process of drawing materials, and get thing ring and human contact smooth-going, increased the fault-tolerant rate of the operation of drawing materials, and then improved the efficiency of drawing materials, alleviateed patient's misery.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a safe and efficient biopsy device.
Background
Endoscopy is one of the methods for detecting pathological changes in clinic, material taking detection is required to be carried out through a biopsy forceps in the detection process, the biopsy forceps are slowly and cautiously inserted in the insertion process of the biopsy forceps until the front end of the biopsy forceps is seen by naked eyes, the operation can be accelerated, and meanwhile, the change under a sight glass is required to be observed to see the emergency situations of bleeding and the like.
The existing biopsy forceps are generally of a pincerlike structure, materials are taken through an occluded mode, the structure needs to be cautious by an operator when the materials are taken, the phenomenon that the jaws of the biopsy forceps cause scratches in a patient body is avoided, risks in the examination and material taking process are increased, the time consumed by material taking is prolonged, and pain is increased for the patient.
Therefore, a technical scheme is needed at present to solve the technical problems that the existing biopsy forceps are easy to scratch in the body of a patient in the material taking process, the material taking time is long, and the pain of the patient is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims to: aiming at the technical problems that in the prior art, the biopsy forceps easily cause scratches in the body of a patient in the material taking process, the material taking time is long, and the pain of the patient is increased, a safe and efficient biopsy device is provided.
In order to achieve the purpose, the utility model adopts the technical scheme that:
the utility model provides a safe high-efficient type biopsy device, includes the pipe and sets up the traction element in the pipe, pipe one end is equipped with actuating mechanism, and the other end is equipped with at least one and gets the thing ring, it is the elastic material structure to get the thing ring, it is equipped with the shrink passageway to get thing ring inside, traction element one end is worn to establish in the shrink passageway to it is fixed with getting the thing ring, the traction element other end with actuating mechanism connects, actuating mechanism is used for the pulling traction element follows the pipe length direction removes.
According to the safe and efficient biopsy device, the traction part is arranged in the catheter, one end of the traction part is connected with the driving mechanism, the other end of the traction part penetrates through the contraction channel of the fetching ring, when the driving part pulls the traction part to move along the length direction of the catheter, the fetching ring is made of elastic materials, and is contracted and folded under the driving of the traction part, so that objects in the fetching ring are clamped by the fetching ring, and the material fetching operation is further realized;
furthermore, the fetching ring is an annular elastic structural part, and when the fetching ring is in contact with the inside of a human body, the fetching ring cannot be in direct contact with a sharp part, so that the damage to the human body in the material fetching process is avoided;
furthermore, the fetching ring is smoothly contacted with the human body, so that the fault-tolerant rate of the fetching operation is increased, the fetching efficiency is improved, and the pain of a patient is relieved.
As a preferable aspect of the present invention, the driving mechanism includes a hanging member for hanging the traction member and an abutting member for urging the hanging member to move along a length direction of the catheter. The driving mechanism is divided into two parts, namely a suspension part for suspending the traction part and a pushing part for pushing the suspension part, so that the driving mechanism drives the traction part to move along the length direction of the guide pipe, and the fetching ring is folded.
As a preferable scheme of the utility model, the suspension component is a sliding sleeve, the sliding sleeve is in sliding connection with the guide pipe, one end of the sliding sleeve is provided with a suspension block, the traction component is connected with the suspension block, and the side walls on two sides of the guide pipe are respectively provided with a sliding groove matched with the suspension block. The sliding sleeve is sleeved on the guide pipe, the suspension block is arranged at one end of the sliding sleeve along the diameter direction of the sliding sleeve, the traction part is connected with the suspension block, when the sliding sleeve moves along the length direction of the guide pipe, the suspension block moves along the sliding groove in the side wall of the guide pipe, and the traction part moves along with the suspension block, so that the traction part is pulled by the suspension part.
In a preferred embodiment of the present invention, the pushing member is a rotating sleeve, the rotating sleeve is screwed to the guide tube, the rotating sleeve is disposed between the sliding sleeve and the fetching ring, and the rotating sleeve abuts against the sliding sleeve. The rotating sleeve is in threaded connection with the guide pipe and rotates relative to the guide pipe, so that the rotating sleeve is displaced along the length direction of the guide pipe, and the sliding sleeve is pushed to move along the length direction of the guide pipe through the rotating sleeve;
furthermore, the pushing component adopts a rotating sleeve with internal threads, the rotating sleeve is in threaded connection with the guide pipe, and an operator does not need to apply force to the rotating sleeve in the process of taking out the object after the object is clamped by the fetching ring, so that the fetching operation is simpler and safer; the common clamp needs to be continuously pressed by an operator in the fetching process to prevent the fetched object from falling off, so that the operation is inconvenient, and misoperation is easily caused.
In a preferred embodiment of the present invention, the traction member is a steel wire. Adopt flexible steel wire as traction element, the pulling steel wire can make and get thing ring and take place the shrink, and the steel wire has higher intensity moreover, is difficult to be broken or stretch-break, has improved the success rate and the security of getting the thing operation.
As a preferable scheme of the utility model, the number of the fetching rings is a plurality, the guide pipe is provided with a plurality of branch pipes, and the end part of each branch pipe is provided with the fetching ring. Be equipped with a plurality of branch portion on the traction element, every branch portion enters into the shrink passageway of getting the thing ring through a branch pipe respectively to it is fixed with getting the thing ring, when traction element upper end motion, can drive a plurality of thing rings of getting of lower part and shrink simultaneously and get the thing operation, has improved the efficiency and the success rate of getting the thing operation.
As a preferable scheme of the utility model, the inner wall of the fetching ring is provided with convex teeth. Make the object by the centre gripping more stable when getting the thing ring, reduce the probability that the object dropped on getting the thing ring, improve and get the thing success rate.
As the preferred scheme of the utility model, the fetching ring is a silica gel structural part. Silica gel has elasticity, can realize the shrink and get the thing, and silica gel matter is soft, and it is comfortable with human contact sense, avoids the contact in-process more human injury that causes.
In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:
according to the safe and efficient biopsy device, the traction part is arranged in the catheter, one end of the traction part is connected with the driving mechanism, the other end of the traction part penetrates through the contraction channel of the fetching ring, when the driving part pulls the traction part to move along the length direction of the catheter, the fetching ring is made of elastic materials, and is contracted and folded under the driving of the traction part, so that objects in the fetching ring are clamped by the fetching ring, and the material fetching operation is further realized;
furthermore, the fetching ring is an annular elastic structural part, and when the fetching ring is in contact with the inside of a human body, the fetching ring cannot be in direct contact with a sharp part, so that the damage to the human body in the material fetching process is avoided;
furthermore, the fetching ring is smoothly contacted with the human body, so that the fault-tolerant rate of the fetching operation is increased, the fetching efficiency is improved, and the pain of a patient is relieved.
Drawings
FIG. 1 is a schematic view of a safe and efficient biopsy device according to the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is an enlarged view of the extractor ring of FIG. 1;
the labels in the figure are: 1-conduit, 11-chute, 12-branch pipe, 2-traction part, 21-branch part, 3-driving mechanism, 31-suspension part, 311-suspension block, 32-pushing part, 4-fetching ring, 41-contraction channel and 42-convex tooth.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Example 1
As shown in fig. 1-3, in this embodiment, a safe and efficient biopsy device includes a catheter 1 and a traction component 2 disposed in the catheter 1, one end of the catheter 1 is provided with a driving mechanism 3, the other end of the catheter is provided with at least one object fetching ring 4, the object fetching ring 4 is an elastic structural member, a contraction channel 41 is disposed inside the object fetching ring 4, one end of the traction component 2 is inserted into the contraction channel 41 and fixed to the object fetching ring 4, the other end of the traction component 2 is connected to the driving mechanism 3, and the driving mechanism 3 is configured to pull the traction component 2 to move along the length direction of the catheter 1.
Specifically, the driving mechanism 3 includes a hanging part 31 and a pushing part 32, the hanging part 31 is used for hanging the traction part 2, the pushing part 32 is used for pushing the hanging part 31 to move along the length direction of the conduit 1, the driving mechanism 3 is divided into two parts, one is used for hanging the hanging part 31 of the traction part 2, and the other is used for pushing the pushing part 32 of the hanging part 31, so that the driving mechanism 3 drives the traction part 2 to move along the length direction of the conduit 1, and the fetching ring 4 is folded.
More specifically, the hanging component 31 is a sliding sleeve, the sliding sleeve is slidably connected with the conduit 1, one end of the sliding sleeve is provided with a suspension block 311, the traction component 2 is connected with the suspension block 311, the side walls on two sides of the conduit 1 are respectively provided with a sliding groove 11 matched with the suspension block 311, the sliding sleeve is sleeved on the conduit 1, one end of the sliding sleeve is provided with the suspension block 311 along the diameter direction of the sliding sleeve, the traction component 2 is connected with the suspension block 311, when the sliding sleeve moves along the length direction of the conduit 1, the suspension block 311 moves along the sliding groove 11 on the side wall of the conduit 1, and the traction component 2 moves along with the suspension block 311, so that the traction component 31 pulls the traction component 2;
the pushing component 32 is a rotating sleeve, the rotating sleeve is in threaded connection with the catheter 1, the rotating sleeve is arranged between the sliding sleeve and the fetching ring 4, the rotating sleeve is abutted against the sliding sleeve and in threaded connection with the catheter 1, and the rotating sleeve rotates relative to the catheter 1 to enable the rotating sleeve to displace along the length direction of the catheter 1, so that the rotating sleeve pushes the sliding sleeve to move along the length direction of the catheter 1; the pushing component 32 adopts a rotary sleeve with internal threads, the rotary sleeve is in threaded connection with the conduit 1, and an operator does not need to apply force to the rotary sleeve in the process of taking out the object after the object is clamped by the fetching ring 4, so that the fetching operation is simpler and safer; the common clamp needs to be continuously pressed by an operator in the fetching process to prevent the fetched object from falling off, so that the operation is inconvenient, and misoperation is easily caused.
Specifically, traction part 2 is the steel wire, adopts flexible steel wire as traction part 2, and the pulling steel wire can make and get thing ring and take place the shrink, and the steel wire has higher intensity moreover, is difficult to be broken or stretch-break, has improved the success rate and the security of getting the thing operation.
It is specific, get thing ring 4 and be the silica gel material structure, silica gel has elasticity, can realize the shrink and get the thing, and silica gel matter is soft, feels comfortable with human contact, avoids the contact in-process more human injury that causes.
According to the safe and efficient biopsy device, the traction part 2 is arranged in the catheter 1, one end of the traction part 2 is connected with the driving mechanism 3, the other end of the traction part 2 penetrates through the contraction channel 41 of the fetching ring 4, when the driving part 3 pulls the traction part 2 to move along the length direction of the catheter 1, the fetching ring 4 is made of elastic materials, and the fetching ring 4 is contracted and folded under the driving of the traction part 2, so that objects in the fetching ring 4 are clamped by the fetching ring, and the fetching operation is further realized;
furthermore, the fetching ring 4 is an annular elastic structural part, and when the fetching ring 4 is in contact with the inside of a human body, the fetching ring cannot be in direct contact with a sharp part, so that the damage to the human body in the material fetching process is avoided;
furthermore, the fetching ring 4 is smoothly contacted with the human body, so that the fault-tolerant rate of the fetching operation is increased, the fetching efficiency is improved, and the pain of a patient is relieved.
Example 2
As shown in fig. 1 and fig. 2, in the present embodiment, the difference from embodiment 1 is that the number of the fetching rings 4 is several, the guide pipe 1 is provided with several branch pipes 12, the end of each branch pipe 12 is provided with the fetching ring 4, the traction part 2 is provided with several branch parts 21, each branch part 21 enters the contraction channel 41 of the fetching ring 4 through one branch pipe 12 and is fixed with the fetching ring 4, when the upper end of the traction part 2 moves, the lower part of the plurality of fetching rings 4 can be driven to contract simultaneously to fetch the object, and the efficiency and the success rate of the fetching operation are improved.
Example 3
As shown in fig. 2, the difference between this embodiment and embodiment 1 is that the inner wall of the object taking ring 4 is provided with the convex teeth 42, so that the object is held in the object taking ring 4 more stably, the probability that the object falls off the object taking ring 4 is reduced, and the object taking success rate is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides a safe high-efficient type biopsy device, its characterized in that includes pipe (1) and sets up traction element (2) in pipe (1), pipe (1) one end is equipped with actuating mechanism (3), and the other end is equipped with at least one and gets thing ring (4), it is the elastic material structure to get thing ring (4), it is equipped with shrink passageway (41) to get thing ring (4) inside, traction element (2) one end is worn to establish in shrink passageway (41) to it is fixed with getting thing ring (4), traction element (2) other end with actuating mechanism (3) are connected, actuating mechanism (3) are used for the pulling traction element (2) are followed pipe (1) length direction removes.
2. The biopsy device of claim 1, wherein the driving mechanism (3) comprises a suspension member (31) and an abutting member (32), the suspension member (31) is used for suspending the traction member (2), and the abutting member (32) is used for pushing the suspension member (31) to move along the length direction of the catheter (1).
3. The biopsy device of claim 2, wherein the hanging member (31) is a sliding sleeve, the sliding sleeve is slidably connected with the catheter (1), one end of the sliding sleeve is provided with a hanging block (311), the traction member (2) is connected with the hanging block (311), and the side walls of the two sides of the catheter (1) are respectively provided with a sliding groove (11) matched with the hanging block (311).
4. The biopsy device according to claim 3, wherein the pushing member (32) is a rotating sleeve, which is screwed to the catheter (1), which is arranged between the sliding sleeve and the extraction ring (4), and which abuts against the sliding sleeve.
5. The biopsy device of any one of claims 1-4, wherein the traction member (2) is a steel wire.
6. The biopsy device of any one of claims 1 to 4, wherein the number of the fetching rings (4) is several, the catheter (1) is provided with several branch tubes (12), and the end of each branch tube (12) is provided with the fetching ring (4).
7. The biopsy device of any one of claims 1-4, wherein the inner wall of the fetching ring (4) is provided with convex teeth (42).
8. The biopsy device of any one of claims 1-4, wherein the extraction ring (4) is a silicone structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120474711.8U CN215306152U (en) | 2021-03-05 | 2021-03-05 | Safe and efficient biopsy device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120474711.8U CN215306152U (en) | 2021-03-05 | 2021-03-05 | Safe and efficient biopsy device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215306152U true CN215306152U (en) | 2021-12-28 |
Family
ID=79582637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120474711.8U Active CN215306152U (en) | 2021-03-05 | 2021-03-05 | Safe and efficient biopsy device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215306152U (en) |
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2021
- 2021-03-05 CN CN202120474711.8U patent/CN215306152U/en active Active
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