CN106606368B - The percutaneous puncture skin traction drag hook of radial development under a kind of visual scope - Google Patents
The percutaneous puncture skin traction drag hook of radial development under a kind of visual scope Download PDFInfo
- Publication number
- CN106606368B CN106606368B CN201611038821.XA CN201611038821A CN106606368B CN 106606368 B CN106606368 B CN 106606368B CN 201611038821 A CN201611038821 A CN 201611038821A CN 106606368 B CN106606368 B CN 106606368B
- Authority
- CN
- China
- Prior art keywords
- core bar
- drag hook
- outreach
- rear end
- percutaneous puncture
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/0218—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors for minimally invasive surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B17/3421—Cannulas
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B2017/3454—Details of tips
Abstract
The present invention relates to a kind of percutaneous puncture skin traction drag hooks of radial development under visual scope, solving current hook for surgery operation can only draw in one direction of drag hook, and the surgical procedure limited space of building is big, and drag hook stress surface is small, the problem of local pressure is big, influences post-operative recovery.The present apparatus includes inside and outside nested central core bar and sleeve, central core bar front end is stretched out from barrel forward end and is equipped with the addendum cone for puncturing skin, around center, several outreach group valves are arranged in core bar between addendum cone rear end and barrel forward end, arc-shaped tooth is set on the inside of outreach group valve, sleeve rear end is stretched out as rotate driving end in the corresponding gear ring with arc-shaped tooth cooperation on central core bar shaft, the center core bar rear end.The present invention is by the outreach group valve of swingable expansion, and a step constructs the surgical procedure space under skin, and surgical procedure space is omnidirection support, reduces local skin stress, more conducively post-operative recovery, and the building of surgical procedure space is more convenient, improves procedure efficiency.
Description
Technical field
The present invention relates to a kind of medical device, in particular to the percutaneous puncture skin of radial development is led under a kind of visual scope
Be pulled hook.
Background technique
Hospital to patient implement body surface operation when, after needing integumentary musculature to cut, with hook for surgery operation to surgical wound into
Row drawing is performed the operation with sufficiently exposing the visual field for being appropriate for operation convenient for doctor.The development of head neck operation becomes at present
Gesture is gradually developed to Minimally Invasive Surgery.During visual endoscopic endoluminal surgery, since operating process is indirect operation, neck
The problem of portion's institutional framework complexity has what endoluminal operational site operation was limited, generally requires to draw using auxiliary at this time
The help of hook, current existing steel wire puncturing operation drag hook there is a situation where to have a single function, poor operability, practicability is not good enough,
Therefore in the course of surgery, the structure shortcoming of drag hook will affect operation progress, increases the labor intensity of medical staff, easily produces
Raw security risk, or even malpractice occurs.Meanwhile existing drag hook mainly pass through it is soft in the visual endoscopic surgery region of drawing
Tissue enable perform the operation key position expose, but current drag hook there are the problem of be also it will be apparent that essentially consisting in drag hook
The material is soft, and hardness is inadequate, and the laborious while current puncture drag hook of drawing intraluminal tissue is only capable of carrying out in one direction intracavitary
Draw tissue, the surgical procedure limited space not only constructed is big, but also drag hook stress surface is small, and the operation long-time of small notch is energetically
Degree cuts the relaxation for drawing local skin notch to will cause skin incision, and the out-of-flatness for causing postoperative skin notch to align is to influence
The healing of wound causes scar after the operation hyperplasia.
Summary of the invention
It is an object of the invention to solve current hook for surgery operation to draw in one direction of drag hook, the surgical procedure of building
The problem of limited space is big, and drag hook stress surface is small, and local pressure is big, influences post-operative recovery is provided under a kind of visual scope
The percutaneous puncture skin traction drag hook of radial development is supported in drag hook ring week forming face, and building surgical procedure space is abundant, and leads
It is big to draw stress surface, it is small to injury of human.
The technical solution adopted by the present invention to solve the technical problems is：Radial development percutaneously wears under a kind of visual scope
Pierce skin traction drag hook, it is characterised in that：Central core bar and sleeve including inside and outside nesting, central core bar front end is from barrel forward end
The addendum cone for puncturing skin is stretched out and is equipped with, several outreach groups are arranged in core bar around center between addendum cone rear end and barrel forward end
Arc-shaped tooth, the corresponding gear ring with arc-shaped tooth cooperation on central core bar shaft, the central core is arranged in valve, outreach group valve inside
Rod rear end stretches out sleeve rear end as rotate driving end.The addendum cone of the present apparatus is for puncturing skin, after puncturing skin, operator
Hand-held outer cylinder drives central core bar rotation, and central core bar drives the lobe swing of outreach group to be unfolded outward by gear ring, and hook is in skin
Inside, outreach group valve are uniformly arranged multiple on ring week, can provide multidirectional support, form surgical procedure space, work as hand
After the completion of art, central core bar, which rotates backward, withdraws outreach group valve, the present apparatus can be taken out from skin.Present apparatus shaft is rigid
Property is good, and compared to soft drag hook, when operation is easy to control, and rapid operation.Present apparatus outreach group valve omnidirection is unfolded outward, phase
Local skin stress is reduced, post-operative recovery is conducive to without controlling drag hook direction than unidirectional drag hook；The operation of formation is grasped
It is abundant to make space, advantageously reduces operating difficulty, shortens operating time.
Preferably, addendum cone rear end outer diameter is consistent with sleeve outer diameter.When puncture enters skin, addendum cone rear end and sleeve
Outer diameter is consistent, and addendum cone has guiding role to the sleeve of rear side, guarantees smoothly to puncture into skin；When taking-up, also guarantee
It can smoothly take out, no local outer diameter crosses hook and skin is drawn to cause to damage.
Preferably, the barrel forward end face and outreach group valve are correspondingly arranged swinging axle outstanding forward, the outreach group
Lobe swing is set on swinging axle.
Preferably, the swinging axle front end is resisted against the rear surface of addendum cone.Barrel forward end is formed and is positioned, avoids sliding
It is dynamic.
Preferably, the gear ring is close to setting on rear side of addendum cone.
Preferably, the rear end of the center core bar is connected with handle runner, handle runner outer diameter is greater than sleeve diameter.Hand
Handle runner not only drives central core bar to drive the lobe swing of outreach group, but also is formed and limited to sleeve rear end, avoids sliding.
Preferably, the handle runner and central core bar rear end are using threaded connection.
Preferably, positioned at the inside of addendum cone rear end outer contour when the outreach group lobe swing is withdrawn.
Preferably, the outreach group valve surface turning point is all made of round-corner transition.
The outreach group valve of swingable expansion is arranged around central core bar by the present invention, and it is empty that a step constructs the surgical procedure under skin
Between, and surgical procedure space is omnidirection support, reduces local skin stress, more conducively post-operative recovery, surgical procedure space structure
It builds more convenient, improves procedure efficiency, save operating time.
Detailed description of the invention
The present invention will be further described below with reference to the drawings.
Fig. 1 is a kind of structural schematic diagram of the invention.
Fig. 2 is a kind of tube-in-tube structure schematic diagram of the invention.
Fig. 3 is a kind of central core bar structure schematic diagram of the invention.
Fig. 4 is a kind of central outreach group valve structure schematic diagram of the invention.
In figure：1, central core bar, 2, addendum cone, 3, gear ring, 4, sleeve, 5, outreach group valve, 6, handle runner, 7, swinging axle,
8, sleeve mesoporous, 9, thread segment, 10, arc-shaped tooth.
Specific embodiment
Below by specific embodiment and in conjunction with attached drawing, the present invention is further described.
Embodiment：The percutaneous puncture skin traction drag hook of radial development under a kind of visual scope, as shown in Figure 1.The present apparatus
Central core bar 1 and sleeve 4 including inside and outside nesting, central core bar front end are stretched out from barrel forward end, and are equipped with for puncturing skin
Addendum cone 2, the outer diameter of addendum cone rear end face is consistent with sleeve outer diameter.As shown in Figure 1, on rear side of addendum cone between barrel forward end in
Centre core bar is uniformly arranged four outreach group valves 5, and the central core bar for being close to addendum cone rear surface is equipped with gear ring 3, as shown in figure 4, outside
Arc-shaped tooth 10, gear ring and arc-shaped tooth intermeshing are set on the inside of exhibition group valve.As shown in Fig. 2, barrel forward end is stretched out forward
Four swinging axles 7, swinging axle front end face are resisted against the trailing flank of addendum cone, and outreach group valve 5 is sheathed on swinging axle 7 and with swinging axle
For center of rotation.As shown in figure 3, sleeve rear end is stretched out as rotate driving end, after central core bar in center 1 rear end of core bar
End setting thread segment 9, handle runner 6 is threadedly coupled with central core bar rear end, and 6 outer diameter of handle runner is greater than sleeve mesoporous 8
Aperture, position-limiting action is played to central core bar.
Addendum cone is for puncturing skin, and after puncturing skin, operator holds outer cylinder, drives central core bar by handle runner
Rotation, central core bar drive the lobe swing of outreach group to be unfolded outward by gear ring, and hook is on the inside of skin, and outreach group valve is on ring week
It is uniformly arranged, multidirectional support can be provided, form surgical procedure space, after the completion of operation, central core bar is rotated backward
Outreach group valve is withdrawn, the present apparatus can be taken out from skin.Present apparatus shaft is rigidly good, compared to soft drag hook, operation
When be easy to control, and rapid operation.Present apparatus outreach group valve omnidirection is unfolded outward, compares unidirectional drag hook, without control
Drag hook direction reduces local skin stress, is conducive to post-operative recovery；The surgical procedure space of formation is abundant, advantageously reduces hand
Art difficulty shortens operating time.
Claims (7)
1. a kind of percutaneous puncture skin traction drag hook of radial development under visual scope, it is characterised in that：Including inside and outside nesting
The addendum cone for puncturing skin is stretched out from barrel forward end and are equipped in central core bar and sleeve, central core bar front end, addendum cone rear end with
Around center, several outreach group valves are arranged in core bar between barrel forward end, and arc-shaped tooth, central core bar bar is arranged on the inside of outreach group valve
Sleeve rear end is stretched out as rotate driving end in the corresponding gear ring with arc-shaped tooth cooperation with it, the center core bar rear end；
Addendum cone rear end outer diameter is consistent with sleeve outer diameter；
The barrel forward end face and outreach group valve are correspondingly arranged swinging axle outstanding forward, and the outreach group lobe swing is set in pendulum
On moving axis.
2. the percutaneous puncture skin traction drag hook of radial development, feature under a kind of visual scope according to claim 1
It is：The swinging axle front end is resisted against the rear surface of addendum cone.
3. the percutaneous puncture skin traction drag hook of radial development under a kind of visual scope according to claim 1 or 2, special
Sign is：The gear ring is close to setting on rear side of addendum cone.
4. the percutaneous puncture skin traction drag hook of radial development under a kind of visual scope according to claim 1 or 2, special
Sign is：The rear end of the center core bar is connected with handle runner, and handle runner outer diameter is greater than sleeve diameter.
5. the percutaneous puncture skin traction drag hook of radial development, feature under a kind of visual scope according to claim 4
It is：The handle runner and central core bar rear end are using threaded connection.
6. the percutaneous puncture skin traction drag hook of radial development under a kind of visual scope according to claim 1 or 2, special
Sign is：Positioned at the inside of addendum cone rear end outer contour when the outreach group lobe swing is withdrawn.
7. the percutaneous puncture skin traction drag hook of radial development under a kind of visual scope according to claim 1 or 2, special
Sign is：The outreach group valve surface turning point is all made of round-corner transition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611038821.XA CN106606368B (en) | 2016-11-23 | 2016-11-23 | The percutaneous puncture skin traction drag hook of radial development under a kind of visual scope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611038821.XA CN106606368B (en) | 2016-11-23 | 2016-11-23 | The percutaneous puncture skin traction drag hook of radial development under a kind of visual scope |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106606368A CN106606368A (en) | 2017-05-03 |
| CN106606368B true CN106606368B (en) | 2018-11-23 |
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ID=58635930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611038821.XA Active CN106606368B (en) | 2016-11-23 | 2016-11-23 | The percutaneous puncture skin traction drag hook of radial development under a kind of visual scope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106606368B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109316213B (en) * | 2018-10-11 | 2021-07-23 | 青岛智兴医疗器械有限公司 | Orthopedics knee joint mirror joint struts ware |
| CN109316214B (en) * | 2018-10-11 | 2021-07-02 | 张树波 | Orthopedics knee joint mirror joint struts ware |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5197971A (en) * | 1990-03-02 | 1993-03-30 | Bonutti Peter M | Arthroscopic retractor and method of using the same |
| JP2004267359A (en) * | 2003-03-06 | 2004-09-30 | Hitoomi Sugiura | Retractor for endoscopic operation |
| CN103610477B (en) * | 2013-11-25 | 2015-05-13 | 广西大学 | Pneumoperitoneum-free device for gear open type laparoscope |
| CN204671201U (en) * | 2015-04-14 | 2015-09-30 | 中国人民解放军第二军医大学 | A kind of endoscopic surgery drag hook with Telescopic |
| CN206586981U (en) * | 2016-11-23 | 2017-10-27 | 浙江省肿瘤医院 | The percutaneous puncture skin traction drag hook of radial development under visual scope |
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- 2016-11-23 CN CN201611038821.XA patent/CN106606368B/en active Active
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| Publication number | Publication date |
|---|---|
| CN106606368A (en) | 2017-05-03 |
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