CN109893213A - A kind of minimally invasive cutting external member of soft tissue - Google Patents
A kind of minimally invasive cutting external member of soft tissue Download PDFInfo
- Publication number
- CN109893213A CN109893213A CN201910317031.2A CN201910317031A CN109893213A CN 109893213 A CN109893213 A CN 109893213A CN 201910317031 A CN201910317031 A CN 201910317031A CN 109893213 A CN109893213 A CN 109893213A
- Authority
- CN
- China
- Prior art keywords
- working column
- microknife
- tail end
- stick
- cutter groove
- Prior art date
- 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.)
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/320016—Endoscopic cutting instruments, e.g. arthroscopes, resectoscopes
- A61B17/320036—Endoscopic cutting instruments, e.g. arthroscopes, resectoscopes adapted for use within the carpal tunnel
Abstract
The present invention provides a kind of minimally invasive cutting external member of soft tissue, including working column, stick and microknife are promoted, working column has certain radian, and working column is hollow and two strias that section is in " ten " font are arranged, shallower stria is cutter groove, and deeper stria is guide rail；Handle outstanding is set on the outside of working column, and working column tail end is equipped with internal screw thread and sheathed spring；It promotes stick ontology flexible, promotes stick tail end that finger ring is set, promote the hold-doun nut of stick tail end that can be screwed on the internal screw thread of working column tail end fixation；Microknife is connected with caput end is promoted, and the sliding block of microknife and the setting of its tail end can be slided in the cutter groove of working column and guide rail simultaneously respectively, and cutter groove is open in working column lower head, is pierced by working column for microknife.Advantages of the present invention are as follows: it is reasonable in design, it can be operated under visual guidance, the working column with radian does not injure surrounding soft tissue when walking in vivo, reduce complication, achieve the purpose that precisely to treat.
Description
Technical field
The present invention relates to medical apparatus technical fields, and in particular to a kind of minimally invasive cutting external member of soft tissue.
Background technique
Soft tissue is a vital tissue of human body.Tendon is made of as one kind of soft tissue dense connective tissue,
Color is white harder, without contractility.Stndon sheath is to cover the closed synovial membrane pipe of bilayer sleeve sample outside tendon, is protection tendon
Vagina synovialis.Its point of two layers wrapping this tendon, one cavity, that is, synovial cavity between two layers, inside there is stndon sheath synovia；Internal layer is close with tendon
It is affixed, outer layer is lining in inside the fibrous sheath of tendon, jointly in conjunction with bone face, is had fixed, protection and lubrication tendon, is protected it from friction
Or the effect of compressing.Tendon in this excessive friction, can occur the damaging inflammation of tendon and stndon sheath, cause swelling for a long time, claim
For tenosynovitis.De Quervain's disease is as clinical common disease, mainly since the friction repeatedly of wound or tendon leads to tendon
The exudation of sheath internal layer, hyperplasia, serious person's fiber adhesion, or even fibrocartilage is formed, become a band-like narrow anulus fibrocartilagineus,
Influence the normal activity of tendon, or even the disease for causing tendon that cannot slide in narrow stndon sheath.
In the prior art, mainly have by the method that invasive technology treats the soft tissue diseases such as de Quervain's disease: closing
Injection treatment, needle knife therapy, crochet hook treatment, the treatment of endoscope minimally-invasive treatment, open surgery.Closed injection therapy is at a specified future date easily
Recurrence, tendon brittleness increases after injecting repeatedly, rupture of tendon increased risk.Needle knife therapy is to operate under non-direct-view, must armrest
Sense, when treatment easy damaged tendon more demanding to doctors experience, and it is straight thrust skin inserting needle, it is difficult to it grasps under ultrasound guidance
Make.Crochet hook treatment is opening at a distance, can be treated under ultrasound guidance, but its structure is simple, can not when needle point is detected in human body
Protection, is easy to damage local nerve, blood vessel, tendon tissue.Endoscope treatment wound is small, definite effect, but devices call is high, valence
Lattice are expensive.Open surgery is classical, but complication and sequelae are more, including but not limited to infection, notch delayed union,
Disunion, scar hyperplasia, adhesion of tendon, neural blood vessel damage.
Summary of the invention
The object of the present invention is to provide it is a kind of it is reasonable in design, under visual guidance operation, when tool passes in and out human body
The minimally invasive cutting external member of surrounding soft tissue, the soft tissue for reaching accurate therapeutic purposes is not injured.
In order to achieve the above object, the present invention is achieved through the following technical solutions:
A kind of minimally invasive cutting external member of soft tissue, it is characterised in that: including working column, stick and microknife are promoted,
Working column has certain radian, and working column is hollow and two strias that section is in " ten " font, shallower stria is arranged
For cutter groove, deeper stria is guide rail, and cutter groove is mutually perpendicular to guide rail；Working column is in line-styled by the setting of caudal outside
Handle outstanding, working column tail end are equipped with internal screw thread and sheathed spring；
It promotes stick ontology flexible, promotes stick tail end that finger ring is set, promote the hold-doun nut of stick tail end can be with working column tail end
Internal screw thread be screwed on fixation；
Connecting shaft is arranged in the tail portion of microknife, and the protrusion of connecting shaft two sides is sliding block；
The connecting shaft of the microknife tail end setting is connected with caput end is promoted, and microknife and sliding block can be respectively simultaneously in works
The cutter groove and guide rail for making casing are slided, and the cutter groove is open in working column lower head, is pierced by work set for microknife
Pipe, the guide rail turn to below working column and terminate in cutter groove opening, and microknife is released cutter groove by guide shoe
Opening.
Further, the working column outer surface is symmetrical arranged scale.
Further, the finger ring for promoting the setting of stick tail end is flexibly connected with stick is promoted, and finger ring is rotatable.
Further, the microknife is Dan Feng or two-edged sharp knife piece.
Compared with prior art, the present invention having the advantage that
A kind of minimally invasive cutting external member of soft tissue of the present invention, it is reasonable in design, it can be operated under visual guidance, using at a distance
Percutaneous inserting needle, ultrasound guidance reach affected area after subcutaneously walking, and the working column with radian is not hurt when walking in vivo
And surrounding soft tissue, complication is reduced, achievees the purpose that precisely to treat.
Cutter groove and guide rail are vertically arranged in working column of the invention, microknife and the sliding block being arranged thereon can exist respectively
It is slided on cutter groove and guide rail, guarantees that microknife smoothly slides not Caton, cutting can be stablized after being pierced by the cutter groove of working column；It pushes away
The internal screw thread of hold-doun nut and working column tail end into stick tail end can be tightened, and enable entire external member stable operation；
The spring that working column tail end is arranged can make that stick is promoted passively to retreat, this design can reduce the hand of operator when doing and puncturing repeatedly
Refer to fatigue, so that treatment operation is lighter.
Detailed description of the invention
Fig. 1 is a kind of working column topology view (one) of the minimally invasive cutting external member of soft tissue of the present invention.
Fig. 2 is a kind of working column topology view (two) of the minimally invasive cutting external member of soft tissue of the present invention.
Fig. 3 is a kind of working column longitudal section schematic diagram (one) of the minimally invasive cutting external member of soft tissue of the present invention.
Fig. 4 is a kind of working column longitudal section schematic diagram (two) of the minimally invasive cutting external member of soft tissue of the present invention.
Fig. 5 is a kind of working column head end cross-sectional of the minimally invasive cutting external member of soft tissue of the present invention.
Fig. 6 is a kind of working column tail end cross-sectional of the minimally invasive cutting external member of soft tissue of the present invention.
Fig. 7 is a kind of propulsion stick structural schematic diagram of the minimally invasive cutting external member of soft tissue of the present invention.
Fig. 8 is a kind of microknife front schematic view of the minimally invasive cutting external member of soft tissue of the present invention.
Fig. 9 is a kind of microknife side schematic view of the minimally invasive cutting external member of soft tissue of the present invention.
Specific embodiment
With reference to the accompanying drawing, the embodiment of the present invention is described in further detail.
A kind of minimally invasive cutting external member of soft tissue, including working column 1, propulsion stick 7 and microknife 4.
As shown in Figure 1,2,3, 4, working column 1 has certain radian, and working column 1 is hollow and section is arranged in " ten " word
Two strias of type, shallower stria are cutter groove 2, and deeper stria is guide rail 3, and cutter groove 2 is mutually perpendicular to guide rail 3.Working column 1 leans on
Caudal outside setting is in line-styled handle 10 outstanding.1 tail end of working column is equipped with internal screw thread 11 and sheathed spring 12.
1 outer surface of working column is symmetrical arranged scale, can play external mark guiding function.
As shown in fig. 7, promoting 7 ontology of stick flexible, promote 7 tail end of stick that finger ring 9 is set, finger ring 9 and 7 activity of propulsion stick are even
It connects, finger ring 9 is rotatable.Promoting the hold-doun nut 8 of 7 tail end of stick can be screwed on fixation with the internal screw thread 11 of 1 tail end of working column.
As shown in Figure 8,9, connecting shaft 5 is arranged in the tail portion of microknife 4, and the protrusion of 5 two sides of connecting shaft is sliding block 6, connection
Axis 5 and sliding block 6 integrally design；The connecting shaft 5 of 4 tail end of microknife setting is connected with 7 head end of stick is promoted.Microknife 4 is
Dan Feng or two-edged sharp knife piece.
The connecting shaft 5 of 4 tail end of the microknife setting is connected with 7 tail end of stick is promoted, and microknife 4 can divide with sliding block 6
It is not slided not simultaneously in the cutter groove 2 of working column 1 and guide rail 3, the cutter groove 2 is open in 1 lower head of working column, for miniature
Blade 4 is pierced by working column 1, and the guide rail 3 turns to below working column 1 and terminates in 2 opening of cutter groove, passes through guide shoe
Microknife 4 is released cutter groove opening by 6.
As shown in figure 5, working column head end cross section is pass opening, passing through for conducting wire, conducting wire can be plain conductor,
With guiding role.As shown in fig. 6, working column tail end cross section is cutter groove and orthogonal " cross " section of guide rail.
The hold-doun nut 8 and the internal screw thread 11 of 1 tail end of working column for promoting 7 tail end of stick can be tightened, at this time entire set
Part being capable of stable operation.The spring 12 that 1 tail end of working column is arranged can make that stick 7 is promoted passively to retreat, and can do puncture repeatedly at this time
Operation, can reduce the finger fatigue of operator, keep treatment operation lighter.
The above is only the preferred embodiment for the present invention, it is noted that for those skilled in the art,
Without departing from the inventive concept of the premise, several improvements and modifications can also be made, these improvements and modifications also should be regarded as this
In invention protection scope.
Claims (4)
1. a kind of minimally invasive cutting external member of soft tissue, it is characterised in that: including working column, stick and microknife are promoted,
Working column has certain radian, and working column is hollow and two strias that section is in " ten " font, shallower stria is arranged
For cutter groove, deeper stria is guide rail, and cutter groove is mutually perpendicular to guide rail；Working column is in line-styled by the setting of caudal outside
Handle outstanding, working column tail end are equipped with internal screw thread and sheathed spring；
It promotes stick ontology flexible, promotes stick tail end that finger ring is set, promote the hold-doun nut of stick tail end can be with working column tail end
Internal screw thread be screwed on fixation；
Connecting shaft is arranged in the tail portion of microknife, and the protrusion of connecting shaft two sides is sliding block；
The connecting shaft of the microknife tail end setting is connected with caput end is promoted, and microknife and sliding block can be respectively simultaneously in works
The cutter groove and guide rail for making casing are slided, and the cutter groove is open in working column lower head, is pierced by work set for microknife
Pipe, the guide rail turn to below working column and terminate in cutter groove opening, and microknife is released cutter groove by guide shoe
Opening.
2. a kind of minimally invasive cutting external member of soft tissue according to claim 1, it is characterised in that: the working column appearance
Face is symmetrical arranged scale.
3. a kind of minimally invasive cutting external member of soft tissue according to claim 1, it is characterised in that: the propulsion stick tail end is set
The finger ring set is flexibly connected with stick is promoted, and finger ring is rotatable.
4. a kind of minimally invasive cutting external member of soft tissue according to claim 1, it is characterised in that: the microknife is single
Cutting edge of a knife or a sword or two-edged sharp knife piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910317031.2A CN109893213A (en) | 2019-04-19 | 2019-04-19 | A kind of minimally invasive cutting external member of soft tissue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910317031.2A CN109893213A (en) | 2019-04-19 | 2019-04-19 | A kind of minimally invasive cutting external member of soft tissue |
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| Publication Number | Publication Date |
|---|---|
| CN109893213A true CN109893213A (en) | 2019-06-18 |
Family
ID=66956091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910317031.2A Pending CN109893213A (en) | 2019-04-19 | 2019-04-19 | A kind of minimally invasive cutting external member of soft tissue |
Country Status (1)
| Country | Link |
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| CN (1) | CN109893213A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021027385A1 (en) * | 2019-08-14 | 2021-02-18 | 张家港市中医医院 | Surgical device for tenosynovitis |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202283269U (en) * | 2011-06-23 | 2012-06-27 | 上海长征医院 | Push knife for treating tenosynovitis |
| US20170172604A1 (en) * | 2015-12-16 | 2017-06-22 | Biomet Sports Medicine, Llc | Capsule cutter |
| CN108670402A (en) * | 2018-05-31 | 2018-10-19 | 王振环 | Deep tissue aspiration cutter |
| CN210582580U (en) * | 2019-04-19 | 2020-05-22 | 杨米雄 | Minimally invasive cutting kit for soft tissue |
-
2019
- 2019-04-19 CN CN201910317031.2A patent/CN109893213A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202283269U (en) * | 2011-06-23 | 2012-06-27 | 上海长征医院 | Push knife for treating tenosynovitis |
| US20170172604A1 (en) * | 2015-12-16 | 2017-06-22 | Biomet Sports Medicine, Llc | Capsule cutter |
| CN108670402A (en) * | 2018-05-31 | 2018-10-19 | 王振环 | Deep tissue aspiration cutter |
| CN210582580U (en) * | 2019-04-19 | 2020-05-22 | 杨米雄 | Minimally invasive cutting kit for soft tissue |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021027385A1 (en) * | 2019-08-14 | 2021-02-18 | 张家港市中医医院 | Surgical device for tenosynovitis |
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