CN104287794B - Wicresoft's tractive rod - Google Patents
Wicresoft's tractive rod Download PDFInfo
- Publication number
- CN104287794B CN104287794B CN201410556299.9A CN201410556299A CN104287794B CN 104287794 B CN104287794 B CN 104287794B CN 201410556299 A CN201410556299 A CN 201410556299A CN 104287794 B CN104287794 B CN 104287794B
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- China
- Prior art keywords
- rod
- hole
- steel wire
- dop
- tractive
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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
- A61B17/02—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
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a kind of Wicresoft tractive rod, relate to medical surgical instrument technical field, including the body of rod and dop, dop is connected with body of rod lower end by clamping mechanism；Body of rod upper end is round and smooth curved surface, is provided with plural through hole through vertically, the uniform arrangement of through hole axle centered by the centrage of the body of rod in the body of rod, and through hole upper end extends to outside the body of rod and through with the oblique groove that body of rod upper section periphery is exposed；The steel wire of more than two is fixed in dop upper surface, and steel wire is each passed through the through hole of the described body of rod and upper end is external along groove extension bar, the gauze clamping that can be wound around body of rod upper end；Body of rod epimere is additionally provided with gauze disconnecting prevention structure。Bundle is rolled in body of rod epimere, and steel wire is inserted in body of rod through hole, and dop is to while advancing with the body of rod, and the upper end of steel wire is then external along through hole, groove extension bar, is securely fixed by gauze under the clamping of two steel wires。Utilize the present invention to facilitate draw tissue, improve operation technique speed and safe coefficient。
Description
Technical field
The present invention relates to medical surgical instrument technical field。
Background technology
Fully exposing of surgical field of view is one of key factor determining successful surgery。In some surgical procedures, the bodily tissue such as organ is likely to stop that surgeon needs the region touched in operation。Surgical operation uses drag hook traditionally, adopts the drag hook of different shape as retractor according to difference operation, makes operative site appear good。But along with the development of less invasive techniques, operative incision is more and more less, drag hook is obviously not suitable for the Minimally Invasive Surgery of such as chamber mirror or endoscopic procedure。
Namely endoscope-assistant surgery is the Minimally Invasive Surgery that surgeon guides operation surgical instruments to implement by the monitor image transmitted after the light source tiny from the insertion of little otch, video camera。Owing to Minimally Invasive Surgery otch is less, drag hook is inconvenient to enter otch, that have or even cannot be introduced into operative incision, thus patient (implementing the people of operation) generally uses and has the metallic rod body of smooth heads to go deep into being pushed aside by tissue inside otch, but internal tissue is all relatively smooth, it is difficult to be pushed aside。Therefore, patient can add warp layer cloth between metallic rod body and tissue, to increase frictional force between the two, makes tissue difficultly slip off。But in endoscope-assistant surgery, operative incision is too little, it is impossible to deliver gauze easily to tractive position, and when needing the tissue relatively otch chin-deep of tractive, it is difficult to the delivery of gauze especially, so that surgical field of view is unintelligible, cause operating time to extend, increase operation risk。
Summary of the invention
The technical problem to be solved be to provide a kind of simple in construction, easy to operate, make gauze not easily slip, the convenient tissue to otch depths or organ carry out Wicresoft's tractive rod of tractive, improve operation technique speed and safe coefficient, be particularly suited in Minimally Invasive Surgery operation。
For solving above-mentioned technical problem, the technical solution used in the present invention is:
A kind of Wicresoft tractive rod, including the body of rod and dop, described dop is connected with body of rod lower end by clamping mechanism；Described body of rod upper end is round and smooth curved surface, plural through hole through vertically it is provided with in the described body of rod, the uniform arrangement of described through hole axle centered by the centrage of the body of rod, described through hole upper end extends to outside the body of rod and through with the oblique groove that body of rod upper section periphery is exposed；The steel wire of more than two is fixed in described dop upper surface, and described steel wire is each passed through the through hole of the described body of rod and upper end is external along groove extension bar, the gauze clamping that can be wound around body of rod upper end；Described body of rod epimere is additionally provided with gauze disconnecting prevention structure。
Preferably, described through hole and oblique groove all uniform arrangements of axle centered by the centrage of the body of rod。
Preferably, described body of rod inner via hole is two, and described steel wire is two。
Preferably, described clamping mechanism includes two draw-in groove clampings of two elastic connection-pegs of dop upper surface and two draw-in grooves of body of rod lower surface, said two elasticity connection-peg and body of rod lower surface。
Preferably, described body of rod epimere is provided with reverse taper, and the top of described reverse taper is spherical crown shape, and described reverse taper lower end is connected with the cylindrical body of rod, and the oblique groove through with through hole is located at described reverse taper part。
Preferably, described gauze disconnecting prevention structure is that in the upper-end outer surface of the body of rod, the cross of distribution is protruding。
Preferably, the length of described body of rod epimere reverse taper is 6cm, and the length of the described cylindrical body of rod is 34cm, diameter is 5mm, and described steel wire diameter is 2mm, and described steel wire length is 39cm。
Adopt and have the beneficial effects that produced by technique scheme: in the body of rod, set through hole through vertically, the groove that through hole upper end is exposed with the reverse taper periphery on the body of rod is through, the steel wire fixed on dop is interspersed in through hole, bundle is rolled on reverse taper, the cross projection on its outer surface is utilized to increase the frictional force on body of rod surface and gauze, prevent gauze from slipping, being pushed in the draw-in groove of body of rod lower surface by the elastic connection-peg of dop upper surface, clamping is firm with it, the upper end of steel wire then can along through hole, groove extension bar is external, under the Steelwire holding of two rigidity, gauze is secured firmly on the body of rod。Utilize the present invention can not only be applied in routine operation, also can apply in the operation of endoscope-assistant surgery or relatively deep tissue, otch can be entered easily, and do not disturb mutually with other operating theater instruments, many tractive rods can also be put in realize the tractive to bigger tissue time necessary, the simultaneously existence of gauze increases the frictional force between tissue and tractive rod so that can be convenient and safe by draw tissue, to reach fully exposing of surgical field of view。The present invention has simple in construction, makes gauze not easily slip, the tissue of otch depths or organ conveniently carries out Wicresoft's tractive rod of tractive, improves operation technique speed and safe coefficient。
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is A-A sectional view in Fig. 1；
Fig. 3 is B-B profile in Fig. 1；
Fig. 4 is the structural representation of dop in Fig. 1；
Fig. 5 is the left view of Fig. 4；
In figure: the 1-body of rod, 2-dop, 3-steel wire, 4-elasticity connection-peg, 5-is protruding, 6-draw-in groove, 7-groove。
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation。
A kind of Wicresoft tractive rod as shown in Fig. 15, including the body of rod 1 and dop 2, described dop 2 is connected with the body of rod 1 lower end by clamping mechanism；The described body of rod 1 upper end is round and smooth curved surface, is provided with plural through hole through vertically in the described body of rod 1, and described through hole upper end extends to outside the body of rod 1 and through with the oblique groove 7 that the body of rod 1 upper section periphery is exposed；The steel wire 3 of more than two is fixed in described dop 2 upper surface, and described steel wire 3 is each passed through the through hole of the described body of rod 1 and upper end is stretched out outside the body of rod 1 along groove 7, the gauze clamping that can be wound around the body of rod 1 upper end；The described body of rod 1 epimere is additionally provided with gauze disconnecting prevention structure。
As a kind of preferred structure, all uniform arrangements of axle centered by the centrage of the body of rod 1 of described through hole and oblique groove 7。For the ease of making, described body of rod inner via hole is two, and the steel wire 3 on dop 2 is two。
Described clamping mechanism includes two elastic connection-pegs 4 of dop 2 upper surface and two draw-in grooves 6 of the body of rod 1 lower surface, two draw-in grooves 6 clamping of said two elasticity connection-peg 4 and the body of rod 1 lower surface。Two elastic connection-pegs 4 are identical with the inserting mode of the connected mode of the body of rod 1 Yu netting twine crystal connector, pushed by the elastic connection-peg 4 of elastic chuck 2 in the draw-in groove 6 of body of rod lower end, can realize the connection of the two, and same dismounting is also convenient for。Described clamping mechanism also can set steady pin in dop 2 upper end, sets friction tight hole with it in the body of rod 1 lower end and fixes dop 2, or adopts the cooperation of collision bead structure between the two。
As a kind of preferred structure, the described body of rod 1 epimere is provided with reverse taper, and the top of described reverse taper is spherical crown shape, and described reverse taper lower end is connected with the cylindrical body of rod 1, the oblique groove 7 through with through hole is located at described reverse taper part, and the structure of reverse taper also can avoid the gauze of parcel on it to slip。Simultaneously in order to increase the frictional force between the body of rod 1 and gauze, prevent gauze in operation process from coming off from the body of rod 1, it is additionally provided with gauze disconnecting prevention structure at the body of rod 1 epimere, described gauze disconnecting prevention structure is the cross projection 5 of distribution on the outer surface of the body of rod (1) upper end, and gauze disconnecting prevention structure is alternatively reticulate patterned surface or cone-shaped projection。Thus making gauze in the body of rod 1 upper end fixation, the existence of gauze simultaneously increases the frictional force between tissue and tractive rod so that can be convenient and safe by draw tissue, to reach fully exposing of surgical field of view。
In order to adapt to the operation of deeper tissue, being 6cm by the Design of length of the body of rod 1 epimere reverse taper, the length of the cylindrical body of rod 1 is 34cm, diameter is 5mm, and described steel wire 3 diameter is 2mm, and described steel wire 3 length is 39cm。The diameter of the body of rod 1 is only 5mm, steel wire 3 diameter is 2mm, and its inner via hole is only two, and the body of rod 1 diameter of 5mm can enter otch easily, and do not disturb mutually with other operating theater instruments, many tractive rods can also be put in time necessary to realize the tractive to bigger tissue。
During concrete operations, bundle is rolled in the reverse taper outer surface on the body of rod 1, the cross on its outer surface protruding 5 is utilized to increase the frictional force of the body of rod 1 and gauze, prevent gauze from slipping, two steel wires 3 fixing on dop 2 are interspersed in two through holes in the body of rod 1, being pushed in the draw-in groove 6 of the body of rod 1 lower surface by the elastic connection-peg 4 of dop 2 upper surface, clamping is firm with it, steel wire 3 then can along through hole, groove 7 stretches out outside the body of rod 1, under the steel wire 3 of two rigidity clamps, gauze is secured firmly on the body of rod 1, stretch out smoothly at the port of export for the ease of steel wire 3, the upper end making steel wire 3 outwards tilts slightly。
The present invention can not only be applied in routine operation, also can apply in the operation of endoscope-assistant surgery or relatively deep tissue, otch can be entered easily, and do not disturb mutually with other operating theater instruments, many tractive rods can also be put in realize the tractive to bigger tissue time necessary, the simultaneously existence of gauze increases the frictional force between tissue and tractive rod so that can be convenient and safe by draw tissue, to reach fully exposing of surgical field of view。The present invention have simple in construction, easy to operate, make gauze not easily slip, the convenient tissue to otch depths or organ carry out Wicresoft's tractive rod of tractive, improve operation technique speed and safe coefficient, be particularly suited in Minimally Invasive Surgery operation。
Claims (7)
1. Wicresoft's tractive rod, it is characterised in that: including the body of rod (1) and dop (2), described dop (2) is connected with the body of rod (1) lower end by clamping mechanism；The described body of rod (1) upper end is round and smooth curved surface, plural through hole through vertically it is provided with in the described body of rod (1), the uniform arrangement of described through hole axle centered by the centrage of the body of rod (1), described through hole upper end extends to the body of rod (1) outside and through with the oblique groove (7) that the body of rod (1) upper section periphery is exposed；The steel wire (3) of more than two is fixed in described dop (2) upper surface, and described steel wire (3) is each passed through the through hole of the described body of rod (1) and the body of rod (1) is stretched out outward along groove (7) in upper end, the gauze clamping that can be wound around the body of rod (1) upper end；The described body of rod (1) epimere is additionally provided with gauze disconnecting prevention structure。
2. Wicresoft according to claim 1 tractive rod, it is characterised in that: described through hole and oblique groove (7) all uniform arrangements of axle centered by the centrage of the body of rod (1)。
3. Wicresoft according to claim 1 tractive rod, it is characterised in that: the described body of rod (1) inner via hole is two, and described steel wire (3) is two。
4. Wicresoft according to claim 3 tractive rod, it is characterized in that: described clamping mechanism includes two draw-in grooves (6) clamping of two elastic connection-pegs (4) of dop (2) upper surface and two draw-in grooves (6) of the body of rod (1) lower surface, said two elasticity connection-peg (4) and the body of rod (1) lower surface。
5. Wicresoft according to claim 1 tractive rod, it is characterized in that: the described body of rod (1) epimere is provided with reverse taper, the top of described reverse taper is spherical crown shape, and described reverse taper lower end is connected with the cylindrical body of rod (1), and the oblique groove (7) through with through hole is located at described reverse taper part。
6. the Wicresoft's tractive rod according to claim 1 or 4, it is characterised in that: described gauze disconnecting prevention structure is the cross of distribution protruding (5) in the upper-end outer surface of the body of rod (1)。
7. Wicresoft according to claim 5 tractive rod, it is characterized in that: the length of the described body of rod (1) epimere reverse taper is 6cm, the length of the described cylindrical body of rod (1) is 34cm, diameter is 5mm, and described steel wire (3) diameter is 2mm, and described steel wire (3) length is 39cm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410556299.9A CN104287794B (en) | 2014-10-20 | 2014-10-20 | Wicresoft's tractive rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410556299.9A CN104287794B (en) | 2014-10-20 | 2014-10-20 | Wicresoft's tractive rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104287794A CN104287794A (en) | 2015-01-21 |
| CN104287794B true CN104287794B (en) | 2016-06-22 |
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ID=52307932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410556299.9A Expired - Fee Related CN104287794B (en) | 2014-10-20 | 2014-10-20 | Wicresoft's tractive rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104287794B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108478243B (en) * | 2018-05-02 | 2024-03-29 | 广西医科大学第一附属医院 | Anus retractor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2824845Y (en) * | 2005-09-01 | 2006-10-11 | 程军 | Steel wire traction device for orthopedics department |
| CN202699198U (en) * | 2012-07-03 | 2013-01-30 | 钱继涛 | Stay bar for multifunctional abdominal retractor |
| CN204133511U (en) * | 2014-10-20 | 2015-02-04 | 李勇 | Wicresoft's tractive rod |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7396232B2 (en) * | 2001-12-05 | 2008-07-08 | Ophir Fromovich | Periosteal distraction |
| US9095299B2 (en) * | 2012-04-23 | 2015-08-04 | Stephen P. RAY | Surgical sleeve suction retractor |
-
2014
- 2014-10-20 CN CN201410556299.9A patent/CN104287794B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2824845Y (en) * | 2005-09-01 | 2006-10-11 | 程军 | Steel wire traction device for orthopedics department |
| CN202699198U (en) * | 2012-07-03 | 2013-01-30 | 钱继涛 | Stay bar for multifunctional abdominal retractor |
| CN204133511U (en) * | 2014-10-20 | 2015-02-04 | 李勇 | Wicresoft's tractive rod |
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| Publication number | Publication date |
|---|---|
| CN104287794A (en) | 2015-01-21 |
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Granted publication date: 20160622 Termination date: 20201020 |
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| CF01 | Termination of patent right due to non-payment of annual fee |