CN215349290U - Soft tissue loosening cutter - Google Patents
Soft tissue loosening cutter Download PDFInfo
- Publication number
- CN215349290U CN215349290U CN202120690338.XU CN202120690338U CN215349290U CN 215349290 U CN215349290 U CN 215349290U CN 202120690338 U CN202120690338 U CN 202120690338U CN 215349290 U CN215349290 U CN 215349290U
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- Prior art keywords
- knife
- connecting rod
- cutter
- soft tissue
- slot
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- 210000004872 soft tissue Anatomy 0.000 title claims abstract description 21
- 230000010354 integration Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 206010062575 Muscle contracture Diseases 0.000 description 3
- 208000006111 contracture Diseases 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 208000003295 carpal tunnel syndrome Diseases 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000003195 fascia Anatomy 0.000 description 1
- 210000005117 flexor retinaculum Anatomy 0.000 description 1
- 210000001617 median nerve Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 208000019382 nerve compression syndrome Diseases 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
- 206010048627 thoracic outlet syndrome Diseases 0.000 description 1
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Abstract
The utility model relates to a soft tissue release cutter, which comprises a scraper knife and a cutter bar, wherein the scraper knife is positioned at the axial end part of the cutter bar, the soft tissue release cutter also comprises a hook knife module, an axial groove is formed in one side of the cutter bar, the hook knife module is arranged in the groove, the hook knife module comprises a hook knife, a connecting rod and an operating handle, the hook knife is positioned at the axial end part of the connecting rod, and the operating handle is connected with the connecting rod and one end of the operating handle extends out of the groove. Compared with the prior art, the utility model has the advantages of realizing the integration of the scraper knife and the hook knife, improving the use efficiency and the like.
Description
Technical Field
The utility model relates to the field of medical instruments, in particular to a soft tissue release cutter.
Background
Soft tissue band entrapment can cause many common clinical conditions including carpal tunnel syndrome, horseshoe plantar fascia contracture, gastrocnemius tendon contracture, thoracic outlet syndrome, gluteal contracture, myooblique neck, etc., and usually requires open-and-visualized release, particularly at nerve entrapment sites for decompression. For example, the chinese utility model with publication number CN206792439U discloses a soft tissue loosening kit, which reduces the difficulty of the operation and the operation risk of the patient by the cooperation of an expander, a sleeve, a hook knife, a shovel knife and a stripper. The suit still suffers from the following problems: the hook knife and the shovel knife are two most commonly used knives in the operation, the knife head of the hook knife faces towards the transverse carpal ligament and is mainly used for superficial incision, if the hook knife cuts inwards, the median nerve is easy to be damaged, and the knife head of the shovel knife faces towards the front and can be used for deep incision, so that the nerve is not easy to be damaged. At present, in the use process, because the spiller and the scraper knife are independent, the spiller and the spiller need to be replaced for many times during specific use, thereby increasing the operation time and increasing the risk of cutter pollution.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art, and provides the soft tissue release cutter, so that the integration of the scraper knife and the hook knife is realized, and the use efficiency is improved.
The purpose of the utility model can be realized by the following technical scheme:
the utility model provides a cutter is loosened to soft tissue, includes spiller and cutter arbor, the spiller is located the axial tip of cutter arbor, its characterized in that still includes colludes the sword module, is equipped with axial fluting on one side of cutter arbor, collude the sword module setting in the fluting, collude the sword module including colluding sword, connecting rod and action bars, collude the axial tip that the sword is located the connecting rod, action bars and connecting rod link to each other and one end stretches out from the fluting, collude sword and spiller equidirectional setting.
Furthermore, a spring is arranged between the connecting rod and the bottom of the groove, and the spring supports the connecting rod to enable the hook cutter to extend out of the groove.
Further, the spring is positioned below the end part of the connecting rod provided with the hook knife.
Further, the springs are uniformly distributed below the connecting rod.
Further, the length of the groove is larger than that of the hooking knife module, and the hooking knife module can slide in the groove.
Further, the knife hooking module further comprises a short shaft, a through hole is formed in the shaft body of the connecting rod, the short shaft penetrates through the through hole, and two ends of the short shaft are connected with the inner side wall of the groove.
Further, the operating handle and the hook knife are respectively positioned on two sides of the short shaft.
Furthermore, the through hole is located at one end of the connecting rod, and the operating handle and the hook knife are located on the same side of the short shaft.
Further, the minor axis on the cover have a torsional spring, slotted inside wall is connected to the one end of torsional spring, the other end and connecting rod link to each other.
Furthermore, a pair of symmetrical sliding grooves is formed in the inner side wall of the groove, and two ends of the short shaft are embedded into the two sliding grooves respectively.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the scraper knife and the hook knife are integrally arranged, and a user can control the extension and retraction of the hook knife in the slot through the operating handle, so that the hook knife and the scraper knife are prevented from being frequently and alternately used in the traditional operation, the operation efficiency is obviously improved, and the instrument pollution risk is reduced.
2. The spring is arranged between the connecting rod and the bottom of the groove, and the hook cutter extends out of the groove in normal state and is used as the hook cutter; when the scraper knife needs to be used, a user can hide the hook knife into the groove of the knife rod by pressing the operating handle, and the scraper knife can be used as the scraper knife.
3. The hook knife can be adjusted in the scraper knife in a sliding way, so that the use convenience is improved.
4. Collude the fluting formation rotation of sword module through minor axis and spiller cutter arbor and connect, improve the stability when integration degree and use.
5. The operation handle and the hook knife can be respectively positioned at two sides of the short shaft, so that the hook knife is hidden in the groove in the ordinary state, and the knife is used as a scraper knife; when the hook knife is used, a user presses the operating handle to enable the hook knife to extend out of the groove of the knife rod to be used as the hook knife.
Drawings
Fig. 1 is a schematic structural diagram of the first embodiment.
Fig. 2 is a schematic structural diagram of a use state in the first embodiment.
Fig. 3 is a schematic top view of the first embodiment.
Fig. 4 is a schematic structural diagram of the second embodiment.
Fig. 5 is a schematic structural diagram of the third embodiment.
Fig. 6 is a schematic structural diagram of a fourth embodiment.
Fig. 7 is a schematic structural diagram of a fifth embodiment.
Fig. 8 is a schematic structural view of the sixth embodiment.
Reference numerals: 1. the scraper knife comprises a scraper knife 2, a knife bar 21, a groove 3, a hook knife 4, a connecting rod 5, an operating handle 6, a spring 7, a short shaft 8 and a sliding groove.
Detailed Description
The utility model is described in detail below with reference to the figures and specific embodiments. The present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
Example one
As shown in fig. 1 to 3, the present embodiment provides a soft tissue release knife, which includes a scraper knife 1, a knife bar 2 and a knife hooking module. The scraper knife 1 is positioned at the axial end part of the knife bar 2, an axial slot 21 is arranged on one side of the knife bar 2, and the knife hooking module is arranged in the slot 21. The hooking cutter module comprises a hooking cutter 3, a connecting rod 4, an operating handle 5 and a short shaft 7, the hooking cutter 3 is located at the axial end of the connecting rod 4, the operating handle 5 is connected with the connecting rod 4, and one end of the operating handle extends out of the open slot 21. The hook knife 3 and the shovel knife 1 are arranged in the same direction. A horizontal through hole is formed in the rod body of the connecting rod 4, the short shaft 7 penetrates through the through hole, and two ends of the short shaft are connected with the inner side wall of the groove 21, so that the connecting rod 4 and the groove 21 form a rotating structure. The through-hole setting is in the centre of connecting rod 4 in this embodiment, and the operating handle 5 sets up the tail end at connecting rod 4, and the setting of eave tile 3 has formed lever structure at the front end of connecting rod 4 from this, pushes down operating handle 5 and can make the perk of eave tile 3 one end stretch out fluting 21. The use of this embodiment is as follows:
in normal times, the hook cutter 3 is hidden in the slot 21, and the cutter is used as the scraper cutter 1; when the hook knife 3 is used, the user presses the operating handle 5 to extend the hook knife 3 from the slot 21 of the knife bar 2, so as to use the hook knife 3.
The short shaft 7 can be sleeved with a torsion spring (not shown in the figure), one end of the torsion spring is connected with the inner side wall of the groove 21, the other end of the torsion spring is connected with the connecting rod 4, an anticlockwise initial force is provided, the hooking cutter 3 is enabled to retract in the groove 21 in the ordinary state, and after the operating handle is loosened after the hooking cutter extends out of the sliding groove, the hooking cutter can automatically rebound, namely, the hooking cutter is hidden in the groove.
Example two
As shown in fig. 4, the overall structure of the present embodiment is similar to that of the present embodiment, and the difference is that a pair of symmetrical sliding grooves 8 are provided on the inner side wall of the slot 21, and two ends of the short shaft 7 are respectively embedded into the two sliding grooves 8; meanwhile, the length of the slot 21 is larger than that of the hooking cutter module, so that the hooking cutter module can slide back and forth in the slot 21, and the use convenience is further improved.
EXAMPLE III
As shown in fig. 5, the overall structure of the present embodiment is similar to that of the present embodiment, except that a short shaft 7 passing through a through hole is provided at the rear end of the connecting rod 4, the operating handle 5 is provided at the middle of the connecting rod 4, and the hook blade 3 is provided at the front end of the connecting rod 4, thereby forming a lever structure. Meanwhile, a torsion spring can be sleeved on the short shaft 7, one end of the torsion spring is connected with the inner side wall of the slot 21, the other end of the torsion spring is connected with the connecting rod 4, a clockwise initial force is provided, and the hooking knife 3 is ensured to extend out of the slot 21 in the ordinary state. In normal times, the hooking cutter 3 extends out of the slot 21 under the action of the torsion spring, and the cutter is used as the hooking cutter 3; when the scraper knife 1 needs to be used, a user can press the operating handle 5 to hide the hook knife 3 into the open slot 21 of the knife bar 2, and the knife is used as the scraper knife 1.
Example four
As shown in fig. 6, the overall structure of the present embodiment is similar to that of the present embodiment, and the difference is that the present embodiment is not provided with a torsion spring, but is provided with a spring 6 on the operating handle 5, specifically, a limiting block is provided on the top of the operating handle 5, and the spring 6 is nested outside the operating handle 5 and between the limiting block and the knife bar 2. Under the action of the spring 6, the hook cutter 3 extends out of the slot 21 in an ordinary state, and the cutter is used as the hook cutter 3; when the scraper knife 1 needs to be used, a user can press the operating handle 5 to hide the hook knife 3 into the open slot 21 of the knife bar 2, and the knife is used as the scraper knife 1.
EXAMPLE five
As shown in fig. 7, the present embodiment provides a soft tissue release knife, which includes a scraper knife 1, a knife bar 2 and a hook knife module. The scraper knife 1 is positioned at the axial end part of the knife bar 2, an axial slot 21 is arranged on one side of the knife bar 2, and the knife hooking module is arranged in the slot 21. The knife hooking module comprises a knife hooking module 3, a connecting rod 4 and an operating handle 5, the knife hooking module 3 is located at the axial end of the connecting rod 4, the operating handle 5 is connected with the connecting rod 4, and one end of the operating handle extends out of the open slot 21. The hook knife 3 and the shovel knife 1 are arranged in the same direction. In this embodiment, a spring 6 is disposed between the connecting rod 4 and the bottom of the slot 21, the spring 6 is specifically disposed below the end of the connecting rod 4 where the hooking knife 3 is disposed, and the spring 6 supports the connecting rod 4 to enable the hooking knife 3 to extend out of the slot 21. Thus, the present embodiment is used as follows:
in normal times, the hook cutter 3 extends out of the slot 21, and the cutter is used as the hook cutter 3; when the scraper knife 1 needs to be used, a user can press the operating handle 5 to hide the hook knife 3 into the open slot 21 of the knife bar 2, and the knife is used as the scraper knife 1.
EXAMPLE six
As shown in fig. 8, the overall structure of the present embodiment is similar to that of the fourth embodiment, and the difference is that the springs 6 are uniformly distributed below the connecting rod 4, so that the hooking knife module integrally and semi-extends out of the slot 21 in the normal state, and the use area of the hooking knife 3 is increased. In normal times, the hook cutter 3 extends out of the slot 21, and the cutter is used as the hook cutter 3; when the scraper knife 1 needs to be used, a user can press the operating handle 5 to hide the hook knife 3 into the open slot 21 of the knife bar 2, and the knife is used as the scraper knife 1.
The foregoing detailed description of the preferred embodiments of the utility model has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. The utility model provides a soft tissue release cutter, includes spiller (1) and cutter arbor (2), spiller (1) is located the axial tip of cutter arbor (2), its characterized in that still includes colludes the sword module, is equipped with axial fluting (21) on one side of cutter arbor (2), collude the sword module and set up in fluting (21), collude the sword module including colluding sword (3), connecting rod (4) and action bars (5), collude the axial tip that sword (3) is located connecting rod (4), action bars (5) and connecting rod (4) link to each other and one end stretches out from fluting (21), collude sword (3) and spiller (1) equidirectional setting.
2. The soft tissue release cutter according to claim 1, wherein a spring (6) is arranged between the connecting rod (4) and the bottom of the slot (21), and the spring (6) supports the connecting rod (4) to enable the hook cutter (3) to extend out of the slot (21).
3. The soft tissue release cutter according to claim 2, wherein the spring (6) is located below the end of the connecting rod (4) provided with the hook cutter (3).
4. A soft tissue release cutter according to claim 2, wherein the springs (6) are evenly distributed below the connecting rod (4).
5. The soft tissue release cutter of claim 1, wherein the slot (21) has a length greater than a length of the hooking knife module, the hooking knife module being slidable within the slot (21).
6. The soft tissue release cutter according to claim 1, wherein the hooking cutter module further comprises a short shaft (7), a through hole is formed on the shaft of the connecting rod (4), the short shaft (7) passes through the through hole and is connected with the inner side wall of the slot (21) at two ends.
7. The soft tissue release knife according to claim 6, wherein the operating handle (5) and the hook knife (3) are located on both sides of the short shaft (7).
8. The soft tissue release cutter according to claim 6, wherein the through hole is located at one end of the connecting rod (4), and the operating handle (5) and the hook knife (3) are located on the same side of the short shaft (7).
9. The soft tissue release cutter according to any one of claims 6 to 8, wherein a torsion spring is sleeved on the short shaft (7), one end of the torsion spring is connected with the inner side wall of the slot (21), and the other end of the torsion spring is connected with the connecting rod (4).
10. The soft tissue release cutter according to any one of claims 6 to 8, wherein a pair of symmetrical sliding grooves (8) are formed in the inner side wall of the slot (21), and two ends of the short shaft (7) are respectively embedded into the two sliding grooves (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120690338.XU CN215349290U (en) | 2021-04-06 | 2021-04-06 | Soft tissue loosening cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120690338.XU CN215349290U (en) | 2021-04-06 | 2021-04-06 | Soft tissue loosening cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215349290U true CN215349290U (en) | 2021-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120690338.XU Active CN215349290U (en) | 2021-04-06 | 2021-04-06 | Soft tissue loosening cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215349290U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115153760A (en) * | 2021-04-06 | 2022-10-11 | 上海交通大学医学院附属第九人民医院 | Soft tissue loosening cutter |
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2021
- 2021-04-06 CN CN202120690338.XU patent/CN215349290U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115153760A (en) * | 2021-04-06 | 2022-10-11 | 上海交通大学医学院附属第九人民医院 | Soft tissue loosening cutter |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240709 Address after: 224000 Xituan Town Industrial Park, Dafeng District, Yancheng City, Jiangsu Province Patentee after: Jiangsu Meishuo Medical Technology Co.,Ltd. Country or region after: China Address before: 200011 No. 639, manufacturing Bureau Road, Shanghai, Huangpu District Patentee before: SHANGHAI NINTH PEOPLE'S HOSPITAL SHANGHAI JIAOTONG University SCHOOL OF MEDICINE Country or region before: China |