CN214049053U - Needle holding assisting support for liver radio frequency ablation - Google Patents
Needle holding assisting support for liver radio frequency ablation Download PDFInfo
- Publication number
- CN214049053U CN214049053U CN202021867302.6U CN202021867302U CN214049053U CN 214049053 U CN214049053 U CN 214049053U CN 202021867302 U CN202021867302 U CN 202021867302U CN 214049053 U CN214049053 U CN 214049053U
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- China
- Prior art keywords
- main body
- groove
- clamp
- needle
- hole
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 210000004185 liver Anatomy 0.000 title claims abstract description 16
- 238000007674 radiofrequency ablation Methods 0.000 title claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 58
- 239000002390 adhesive tape Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 3
- 230000009471 action Effects 0.000 abstract description 3
- 206010028980 Neoplasm Diseases 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 206010011224 Cough Diseases 0.000 description 2
- 201000007270 liver cancer Diseases 0.000 description 2
- 208000014018 liver neoplasm Diseases 0.000 description 2
- 206010019695 Hepatic neoplasm Diseases 0.000 description 1
- 238000002679 ablation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
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Abstract
The utility model discloses a needle-holding power-assisted bracket used in liver radiofrequency ablation, belonging to the field of medical appliances, comprising a main body mechanism, two clamping mechanisms and a movable mechanism; the movable mechanism is fixedly connected to the inner end of the main body mechanism and can move in the main body mechanism; the two clamping mechanisms clamp and fix the main body mechanism and the movable mechanism; the needle holding assisting support is adhered to the body surface of a patient, the electrode needle passes through a through hole in the movable mechanism and then reaches an affected part, the movable mechanism is fixed with the main body mechanism under the action of the clamping mechanism, and the electrode needle can be fixed at a required position and angle; the needle holding power-assisted bracket has a simple structure, is convenient to operate, and reduces the burden of a doctor because the doctor does not need to hold the needle for a long time; the electrode needle can move synchronously with the patient, and other healthy parts of the patient cannot be damaged due to sudden conditions.
Description
Technical Field
The utility model relates to the field of medical equipment, more specifically say, relate to a hold needle helping hand support for in liver radio frequency ablation art.
Background
The radio frequency ablation is a minimally invasive tumor in-situ treatment technology, has been used for treating primary liver cancer for ten years, is widely used for clinical treatment and research of liver tumors, and becomes a mature technology for clinical treatment of liver cancer. The electrode needle is directly inserted into the tumor, and local tissues of the focus are heated and dried by radio frequency energy, and finally, soft tissues and the tumor are solidified and inactivated. In the operation process, a doctor usually holds the electrode needle for more than half an hour by hand to fix the electrode needle to be accurately inserted at the tumor position, and the doctor is hard to feel when keeping the same posture for a long time; if the patient coughs suddenly in the operation process, the electrode needle inserted in the affected part cannot move synchronously with the body of the patient, so that the electrode needle is easy to move in the body of the patient, and even a healthy part is injured.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
To the problem that exists among the prior art, the utility model aims to provide a hold needle helping hand support for in liver radio frequency ablation art can directly fix the electrode needle on one's body the patient, need not the doctor and hold the needle for a long time, liberates doctor's both hands.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
A needle-holding power-assisted bracket used in liver radio frequency ablation comprises a main body mechanism, two clamping mechanisms and a movable mechanism; the movable mechanism is fixedly connected to the inner end of the main body mechanism and can move in the main body mechanism; the two clamping mechanisms clamp and fix the main body mechanism and the movable mechanism;
the main body mechanism comprises a main body, a first groove, a first through hole, a second groove and an adhesive tape; the first groove is arranged at the outer end of the main body and is annular; the first through hole is formed in the middle end of the main body, and the cross section of the first through hole is in an inverted T shape; the second groove is formed in the upper portion of the main body, and the first through hole is communicated with the second groove; the adhesive tape is fixedly connected with the bottom end of the main body;
the movable mechanism comprises a movable block, at least three springs and second through holes; the movable block is positioned in the second groove; at least three springs are uniformly arranged around the movable block in a circle, one end of each spring is fixedly connected with the movable block, the other end of each spring is fixedly connected with the side wall of the second groove, and the movable blocks can move in the second grooves; the through hole is arranged in the middle area of the movable block.
Further, the clamping mechanism comprises a first clamp, a second clamp, a rotating shaft, two fixed rubber pads and a power assisting component; the first clamp and the second clamp are rotatably connected through a rotating shaft, the clamping end of the first clamp is positioned on the upper side of the movable block, and the clamping end of the second clamp is positioned in the first groove; the two fixing rubber pads are respectively and fixedly connected to the opposite side ends of the clamping ends of the first clamp and the second clamp.
Further, the power assisting component comprises a fixing piece and a bolt, the fixing piece is fixedly connected to the upper end of the stress end of the first clamp, and an internal threaded hole is formed in the upper end of the fixing piece; the lower end of the second clamp is provided with a groove; the nut end of the bolt is clamped in the groove and can rotate in the groove; the screw rod of the bolt corresponds to the threaded hole on the fixing piece.
Further, the outer diameter of the movable block is smaller than the inner diameter of the second groove.
Further, the body is provided with a protrusion at an upper side of the first groove.
Further, the size of the inner diameter of the first through hole is larger than that of the second through hole.
Further, the movable block is made of a rubber material.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
the utility model provides a needle helping hand support of holding for in liver radio frequency ablation art, simple structure, convenient operation can make the doctor need not hold the needle for a long time, alleviates doctor's burden.
Two, the utility model provides a hold needle helping hand support adhesion in being arranged in liver radio frequency ablation art is at the patient body surface, if the patient coughs etc. suddenly at the operation in-process, the electrode needle can not harm other healthy positions along with patient's simultaneous movement.
Drawings
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is a perspective view of the present invention.
The reference numbers in the figures illustrate:
1 Main body mechanism
11 a first groove, 12 a first through hole, 13 a second groove, 14 a main body and 15 an adhesive tape;
2 clamping mechanism
21 a first clamp, 22 a second clamp, 23 a rotating shaft and 24 two fixed rubber pads;
3 moving mechanism
31 movable blocks, 32 at least three springs and 33 second through holes;
4 helping hand part
41 bolts and 42 fasteners.
Detailed Description
The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the present invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all belong to the protection scope of the utility model.
Example 1
Referring to fig. 1-2, a needle-holding assisting support for rf ablation of liver comprises a main body mechanism 1, two holding mechanisms 2 and a movable mechanism 3; the movable mechanism 3 is fixedly connected to the inner end of the main body mechanism 1 and can move in the main body mechanism 1; the two clamping mechanisms 2 clamp and fix the main body mechanism 1 and the movable mechanism 3;
the main body mechanism 1 comprises a main body 14, a first groove 11, a first through hole 12, a second groove 13 and an adhesive tape 15; the first groove 11 is arranged at the outer end of the main body 14 and is annular; the first through hole 12 is formed in the middle end of the main body 14, and the cross section of the first through hole is inverted T-shaped; the second groove 13 is arranged at the upper part of the main body 14, and the first through hole 12 is communicated with the second groove 13; the rubber strip 15 is fixedly connected with the bottom end of the main body 14.
The movable mechanism 3 comprises a movable block 31, at least three springs 32 and a second through hole 33; the movable block 31 is positioned in the second groove 13; at least three springs 32 are uniformly arranged around the movable block 31, one end of each spring is fixedly connected with the movable block 31, the other end of each spring is fixedly connected with the side wall of the second groove 13, and the movable block 31 can move in the second groove 13; the through hole 33 is arranged in the middle area of the movable block 31 and used for fixing the electrode needle, and the second through hole 33 is smaller than the outer diameter of the electrode needle, so that the electrode needle can move and rotate within a certain range.
The clamping mechanism 2 comprises a first clamp 21, a second clamp 22, a rotating shaft 23, two fixed rubber pads 24 and a power assisting component 4; the first clamp 21 and the second clamp 22 are rotatably connected through a rotating shaft 23, a clamping end of the first clamp 21 is positioned on the upper side of the movable block 31, and a clamping end of the second clamp 22 is positioned in the first groove 11; two fixed rubber pads 24 are respectively fixedly connected to the opposite side ends of the clamping ends of the first clamp 21 and the second clamp 22; the power assisting component 4 is fixedly connected to the stressed end of the clamping mechanism 2, the power assisting component 4 acts on the stressed end of the clamping mechanism 2 to enable the clamped end of the clamping mechanism 2 to be clamped inwards, and the movable block 31 and the main body 14 are tightly clamped and fixed under the action of friction force.
The power assisting part 4 comprises a fixing part 42 and a bolt 41, the fixing part 42 is fixedly connected to the upper end of the stressed end of the first clamp 21, and the upper end of the fixing part 42 is provided with an internal threaded hole; the lower end of the second clamp 22 is provided with a groove; the nut end of the bolt 41 is clamped in the groove and can rotate in the groove; the screw of the bolt 41 corresponds to the threaded hole of the fixing member 42.
The outer diameter of the movable block 31 is smaller than the inner diameter of the second groove 13.
The main body 14 is provided with a protrusion on the upper side of the first groove 11, and the fixing rubber pad 24 is obstructed by the protrusion to prevent the holding mechanism 2 from falling off from the main body 14.
The inner diameter of the first through hole 12 is larger than that of the second through hole 33, and the electrode needle penetrates through the first through hole 12 and enters an affected part through the second through hole 33, so that the electrode needle can move in the second through hole 33.
The movable block 31 is made of a rubber material.
The second through hole 33 is smaller than the outer diameter of the electrode needle.
The utility model discloses a use does: when a doctor performs an operation, the adhesive tape 15 adheres the needle holding assisting support to the skin, and the first through hole 12 corresponds to the wound; the electrode needle penetrates through the second through hole 33 and enters the affected part in the body of the patient through the first through hole 12; the movable block 31 can move in the second groove 13, the electrode needle drives the movable block 31 to move in the second groove 13, and at least three springs 32 are extruded or stretched in the moving process of the movable block 31 until the electrode needle is adjusted to a required position and angle; rotating the bolt 41 on the clamping mechanism 2 to move in the fixing member 42, so that the force bearing end of the first clamp 21 and the force bearing end of the second clamp 22 move in opposite directions, and the clamping end of the first clamp 21 and the clamping end of the second clamp 22 move in opposite directions; the two fixed rubber pads 24 on the clamping ends of the first clamp 21 and the second clamp 22 move oppositely to press the main body 14 and the movable block 31, so that the movable block 31 is fixed on the main body 14 under the action of friction force, and the electrode needle can be fixed at a required position and angle.
The above; is only a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; according to the technical scheme of the utility model and the improvement conception, equivalent substitution or change is carried out; are all covered by the protection scope of the utility model.
Claims (7)
1. The utility model provides a hold needle helping hand support for in liver radio frequency ablation art which characterized in that: comprises a main body mechanism (1), two clamping mechanisms (2) and a movable mechanism (3); the movable mechanism (3) is fixedly connected to the inner end of the main body mechanism (1) and can move in the main body mechanism (1); the two clamping mechanisms (2) clamp and fix the main body mechanism (1) and the movable mechanism (3);
the main body mechanism (1) comprises a main body (14), a first groove (11), a first through hole (12), a second groove (13) and an adhesive tape (15); the first groove (11) is arranged at the outer end of the main body (14) and is annular; the first through hole (12) is formed in the middle end of the main body (14), and the cross section of the first through hole is inverted T-shaped; the second groove (13) is arranged at the upper part of the main body (14), and the first through hole (12) is communicated with the second groove (13); the adhesive tape (15) is fixedly connected with the bottom end of the main body (14);
the movable mechanism (3) comprises a movable block (31), at least three springs (32) and second through holes (33); the movable block (31) is positioned in the second groove (13); at least three springs (32) are uniformly arranged around the movable block (31) in a circle, one end of each spring is fixedly connected with the movable block (31), and the other end of each spring is fixedly connected with the side wall of the second groove (13); the second through hole (33) is arranged in the middle area of the movable block (31).
2. The needle-holding power-assisted bracket for the radio frequency ablation of the liver according to claim 1, characterized in that: the clamping mechanism (2) comprises a first clamp (21), a second clamp (22), a rotating shaft (23), two fixed rubber pads (24) and a power assisting component (4); the first clamp (21) and the second clamp (22) are rotatably connected through a rotating shaft (23), the clamping end of the first clamp (21) is positioned on the upper side of the movable block (31), and the clamping end of the second clamp (22) is positioned in the first groove (11); the two fixed rubber pads (24) are respectively and fixedly connected with one side end of the first clamp (21) and one side end of the second clamp (22) with opposite clamping ends; the power-assisted part (4) is fixedly connected with the stress end of the clamping mechanism (2).
3. The needle-holding power-assisted bracket for the radio frequency ablation of the liver according to claim 2, characterized in that: the power assisting component (4) comprises a fixing piece (42) and a bolt (41), the fixing piece (42) is fixedly connected to the upper end of the stress end of the first clamp (21), and an internal threaded hole is formed in the upper end of the fixing piece (42); the lower end of the second clamp (22) is provided with a groove; the nut end of the bolt (41) is clamped in the groove and can rotate in the groove; the screw of the bolt (41) corresponds to the threaded hole on the fixing piece (42).
4. The needle-holding power-assisted bracket for the radio frequency ablation of the liver according to claim 1, characterized in that: the outer diameter of the movable block (31) is smaller than the inner diameter of the second groove (13).
5. The needle-holding power-assisted bracket for the radio frequency ablation of the liver according to claim 1, characterized in that: a protrusion is arranged on the inner upper wall of the first groove (11).
6. The needle-holding power-assisted bracket for the radio frequency ablation of the liver according to claim 1, characterized in that: the inner diameter of the first through hole (12) is larger than that of the second through hole (33).
7. The needle-holding power-assisted bracket for the radio frequency ablation of the liver according to claim 1, characterized in that: the movable block (31) is made of rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021867302.6U CN214049053U (en) | 2020-08-31 | 2020-08-31 | Needle holding assisting support for liver radio frequency ablation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021867302.6U CN214049053U (en) | 2020-08-31 | 2020-08-31 | Needle holding assisting support for liver radio frequency ablation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214049053U true CN214049053U (en) | 2021-08-27 |
Family
ID=77386059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021867302.6U Expired - Fee Related CN214049053U (en) | 2020-08-31 | 2020-08-31 | Needle holding assisting support for liver radio frequency ablation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214049053U (en) |
-
2020
- 2020-08-31 CN CN202021867302.6U patent/CN214049053U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210827 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |