CN207949875U - A kind of laparoscopic surgery draft gear - Google Patents
A kind of laparoscopic surgery draft gear Download PDFInfo
- Publication number
- CN207949875U CN207949875U CN201721610581.6U CN201721610581U CN207949875U CN 207949875 U CN207949875 U CN 207949875U CN 201721610581 U CN201721610581 U CN 201721610581U CN 207949875 U CN207949875 U CN 207949875U
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- China
- Prior art keywords
- traction
- holder
- needle tubing
- needle core
- laparoscopic surgery
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Abstract
The utility model discloses a kind of laparoscopic surgery draft gears, it is related to technical field of medical equipment, including puncturing needle tubing, draw needle core, spring, cam, operating block and holder, the bottom of the holder is additionally provided with through-hole corresponding with needle tubing is punctured, the traction needle core is arranged in the inside for puncturing needle tubing and passes through through-hole, the top of the traction needle core and the bottom of operating block are fixed together, the spring is wrapped in around traction needle core upper end and one end is connected to the bottom of operating block, the other end is connected on holder, it is additionally provided with axis on the holder, the cam is rotatably connected with axis, the top of the operating block is also fixedly connected with positioning pin, the cam is equipped with location hole corresponding with positioning pin, the lower end of the traction needle core is additionally provided with hook-shaped incision.The utility model is simple in structure, easy to operate, and between draught line can be fixed on to traction needle core and puncture needle tubing, the fixed effect of draught line is reliable.
Description
Technical field
The utility model is related to technical field of medical equipment, more particularly to a kind of laparoscopic surgery draft gear.
Background technology
Laparoscopic technique is the milestone in surgical operation process, and surgical technic has been led to a brand-new minimally invasive rank
Section, and be used widely in each surgical field.At present in the fields such as general surgery, Urology Surgery, gynemetrics, laparoscope hand
Art already takes up prodigious ratio, at present when doing laparoscopic surgery, in order to adequately expose the visual field, obtains broader operation
Space be all mostly by draught line in certain direction, certain dynamics pulling portion grouping knit to exposure operative site demand,
The effect for the draft gear fixed traction line for pulling draught line greatly at present is not very reliable, while being drawn during operation
There are phenomenons inconvenient for operation when going out draught line.
Chinese Patent Application No. discloses a kind of puncture tractor for laparoscope for 201120281082.3, it is characterised in that
Including point, straight-bar portion, tail end, wherein point and straight-bar portion junction are useful for the groove of hanging wire, wherein tip
The length in portion is 14-19mm, and straight-bar minister's degree is 150-210mm, and a diameter of 2-3mm, tail end length is 25-45mm, width
For 20-30mm, there are hole or the hangnail protrusion of arc-shaped in the root of groove, draught line being maintained at tractor when for drawing
On, the fixed effect of this draft gear draught line is not very reliable.
Utility model content
It is caused by the prior art to solve the purpose of this utility model is to provide a kind of laparoscopic surgery draft gear
The above-mentioned defects.
A kind of laparoscopic surgery draft gear, including needle tubing, traction needle core, spring, cam, operating block and holder are punctured,
The bottom of the bottom for puncturing needle tubing and being fixedly connected on holder, the holder is additionally provided with through-hole corresponding with needle tubing is punctured,
The traction needle core is arranged in the inside for puncturing needle tubing and passes through through-hole, and the top of the traction needle core and the bottom of operating block are solid
Surely it links together, the spring is wrapped in around traction needle core upper end and one end is connected to the bottom of operating block, another
End is connected on holder, axis is additionally provided on the holder, the cam is rotatably connected with axis, the top of the operating block
It is also fixedly connected with positioning pin, the cam is equipped with location hole corresponding with positioning pin, and the lower end of the traction needle core is also
Equipped with hook-shaped incision.
Preferably, the puncture needle tubing slidable connection has traction tube, the bottom of the traction tube to be placed with cotton of sucking blood.
Preferably, the traction needle core front end is at smooth chondritic.
Preferably, the front end for puncturing needle tubing is oblique tip.
Preferably, the puncture needle tubing is stainless steel tube.
The utility model has the advantage of：The utility model is simple in structure, easy to operate, and draught line can be fixed on to traction
Between needle core and puncture needle tubing, the fixed effect of draught line is reliable.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the holder side view of the utility model.
Fig. 3 is the traction tube schematic diagram of the utility model.
Wherein, 1- punctures needle tubing, 2- springs, 3- holders, 4- operating blocks, 5- cams, 6- location holes, 7- positioning pins, 8- are led
Draw pin core, 9- hook-shaped incisions, 10- chondritics, the oblique tips 11-, 12- axis, 13- through-holes, 14- traction tubes, 15- suck blood cotton.
Specific implementation mode
To make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, below
In conjunction with specific implementation mode, the utility model is expanded on further.
As shown in Figure 1 to Figure 3, a kind of laparoscopic surgery draft gear, including puncture needle tubing 1, traction needle core 8, spring 2,
Cam 5, operating block 4 and holder 3, the bottom for puncturing needle tubing 1 and being fixedly connected on holder 3, the bottom of the holder 3 is additionally provided with
Through-hole 13 corresponding with needle tubing 1 is punctured, the traction needle core 8 is arranged in the inside for puncturing needle tubing 1 and passes through through-hole 13, described
The top and the bottom of operating block 4 for drawing needle core 8 are fixed together, and the spring 2 is wrapped in the week of 8 upper end of traction needle core
It encloses and one end is connected to the bottom of operating block 4, the other end is connected on holder 3, and axis 12 is additionally provided on the holder 3, described
Cam 5 is rotatably connected with axis 12, and the top of the operating block 4 is also fixedly connected with positioning pin 7, is set on the cam 5
There are location hole 6 corresponding with positioning pin 7, the lower end of the traction needle core 8 to be additionally provided with hook-shaped incision 9.
Present apparatus spring 2 under normal conditions when traction needle core 8 head puncturing in needle tubing 1, when use, grasps holder 3
Along skin incisions inserting needle, 5 compressed spring 2 of rotation cam makes hook-shaped incision 9 spill after needle enters abdominal cavity, is looked at straight in laparoscope
It is lower that draught line is sent into hook-shaped incision 9 with pliers, it is rotated further by the reinstatement of 5 spring of cam, you can draught line is fixed on and is led
Between draw pin core 8 and puncture needle tubing 1, draft gear is then pulled out, while draught line is carried in vitro.
In the present embodiment, 1 slidable connection of puncture needle tubing has traction tube 14, the bottom of the traction tube 14 to place
It sucks blood cotton 15.Cotton 15 of sucking blood can absorb the blood for puncturing and being brought out when needle tubing takes out, and avoid being difficult to clean on blood flow to bed.
In the present embodiment, 8 front end of traction needle core is at smooth chondritic 10, it is possible to reduce penetration Resistance and surrounding
The damage of tissue.
In the present embodiment, the front end for puncturing needle tubing 1 is oblique tip 11, is convenient for puncturing operation.
In addition, the puncture needle tubing 1 is stainless steel tube.
As known by the technical knowledge, the utility model can pass through other essence without departing from its spirit or the reality of essential feature
Scheme is applied to realize.Therefore, embodiment disclosed above, all things considered are all merely illustrative, and are not only
's.All changes that come within the scope of the invention or equivalents of the invention are by the utility model packet
Contain.
Claims (5)
1. a kind of laparoscopic surgery draft gear, which is characterized in that including puncture needle tubing (1), traction needle core (8), spring (2),
Cam (5), operating block (4) and holder (3), the bottom for puncturing needle tubing (1) and being fixedly connected on holder (3), the holder (3)
Bottom be additionally provided with and puncture needle tubing (1) corresponding through-hole (13), the traction needle core (8), which is arranged in, punctures needle tubing (1)
Inside simultaneously passes through through-hole (13), and the top and the bottom of operating block (4) of the traction needle core (8) are fixed together, described
Spring (2) is wrapped in around traction needle core (8) upper end and one end is connected to the bottom of operating block (4), and the other end is connected to
On holder (3), axis (12) is additionally provided on the holder (3), the cam (5) is rotatably connected with axis (12), the behaviour
The top for making block (4) is also fixedly connected with positioning pin (7), and the cam (5) is equipped with location hole corresponding with positioning pin (7)
(6), the lower end of the traction needle core (8) is additionally provided with hook-shaped incision (9).
2. a kind of laparoscopic surgery draft gear according to claim 1, it is characterised in that：The puncture needle tubing (1) can
Traction tube (14) is slidably connected, the bottom of the traction tube (14) is placed with cotton of sucking blood (15).
3. a kind of laparoscopic surgery draft gear according to claim 1, it is characterised in that：Before the traction needle core (8)
Hold into smooth chondritic (10).
4. a kind of laparoscopic surgery draft gear according to claim 1, it is characterised in that：The puncture needle tubing (1)
Front end is oblique tip (11).
5. a kind of laparoscopic surgery draft gear according to claim 1, it is characterised in that：The puncture needle tubing (1) is
Stainless steel tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721610581.6U CN207949875U (en) | 2017-11-28 | 2017-11-28 | A kind of laparoscopic surgery draft gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721610581.6U CN207949875U (en) | 2017-11-28 | 2017-11-28 | A kind of laparoscopic surgery draft gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207949875U true CN207949875U (en) | 2018-10-12 |
Family
ID=63724575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721610581.6U Active CN207949875U (en) | 2017-11-28 | 2017-11-28 | A kind of laparoscopic surgery draft gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207949875U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111012452A (en) * | 2019-12-27 | 2020-04-17 | 哈尔滨理工大学 | Active flexible needle structure with high degree of freedom |
-
2017
- 2017-11-28 CN CN201721610581.6U patent/CN207949875U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111012452A (en) * | 2019-12-27 | 2020-04-17 | 哈尔滨理工大学 | Active flexible needle structure with high degree of freedom |
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