CN205849491U - A kind of disposable hard plastic band arbitrary source can attract nerve root retractor - Google Patents

A kind of disposable hard plastic band arbitrary source can attract nerve root retractor Download PDF

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Publication number
CN205849491U
CN205849491U CN201620554903.9U CN201620554903U CN205849491U CN 205849491 U CN205849491 U CN 205849491U CN 201620554903 U CN201620554903 U CN 201620554903U CN 205849491 U CN205849491 U CN 205849491U
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CN
China
Prior art keywords
connecting rod
handle
sleeve pipe
expansion link
attract
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.)
Expired - Fee Related
Application number
CN201620554903.9U
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Chinese (zh)
Inventor
刘钦毅
熊伟
张郡
吕洋
吴九平
刘睿
王瑞强
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Jilin University
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Jilin University
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Filing date
Publication date
Application filed by Jilin University filed Critical Jilin University
Priority to CN201620554903.9U priority Critical patent/CN205849491U/en
Application granted granted Critical
Publication of CN205849491U publication Critical patent/CN205849491U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of disposable hard plastic band arbitrary source and can attract nerve root retractor, including handle and head rod, together with handle is coaxially connected with head rod, two piece of first baffle plate is installed in one end away from handle of head rod, one second connecting rod it is provided with between two piece of first baffle plate, second connecting rod is provided with the bearing pin running through the first baffle plate so that the second connecting rod can rotate around head rod;Second connecting rod installs sleeve away from one end of the first baffle plate, is inserted with the 3rd connecting rod in sleeve pipe, is provided with socket expansion link, socket expansion link and the 3rd connecting rod by mounting seat and connects in sleeve pipe.This utility model is simple to operate, easy to use, and in use, doctor can allow the retraction of drag hook or stretching with manual operation so that drag hook stretching precision improves, and negative pressure device can decimated many hydrops, prevent hydrops from too much affecting treatment.

Description

A kind of disposable hard plastic band arbitrary source can attract nerve root retractor
Technical field
This utility model relates to technical field of medical instruments, and particularly relating to a kind of disposable hard plastic band arbitrary source can attract Nerve root retractor.
Background technology
Nerve root retractor is apparatus required in nuclei pulposus of herniated lumbar discs excising operation.In order to manifest prominent intervertebral Dish, it is necessary to the nerve root of operation offside tractive pressurized.In operation process, if tractive nerve root distance is not enough, nerve root Cannot realize preferably separating with prominent intervertebral disc, then the operating field of doctor appears insufficient, and having in operation process can Accidental injury can be there will be, bring the biggest difficulty to surgical removal vertebral pulp.Need special messenger's drag hook to attract during operation, increase Human load, traditional nerve root retractor does not has illuminator, hemorrhage many during prolonged operations, affects postoperative effect; Traditional nerve root retractor can only manually adjust the position of drag hook by doctor, and such degree of regulation is the highest, to patient body Damage, to this end, it is proposed that a kind of disposable hard plastic band arbitrary source can attract nerve root retractor.
Utility model content
The purpose of this utility model is to solve shortcoming present in prior art, and a kind of disposable hard plastic proposed Band arbitrary source can attract nerve root retractor.
To achieve these goals, this utility model adopts the technical scheme that
A kind of disposable hard plastic band arbitrary source can attract nerve root retractor, including handle and head rod, handle with Head rod is coaxially connected together, two piece of first baffle plate of one end installation away from handle of head rod, two piece first Being provided with one second connecting rod between baffle plate, the second connecting rod is provided with the bearing pin running through the first baffle plate so that the second connecting rod can Rotate around head rod;Second connecting rod installs sleeve away from one end of the first baffle plate, is inserted with the 3rd even in sleeve pipe Extension bar, is provided with socket expansion link, socket expansion link and the 3rd connecting rod by mounting seat in sleeve pipe and connects, and socket expansion link leads to Crossing socket mode can be at set inner telescoping tube;3rd connecting rod extends to the outside of sleeve pipe, in the 3rd connecting rod away from the one of sleeve pipe End is provided with drag hook, and drag hook is hollow structure, and drag hook and the 3rd connecting rod are one-body molded, offer imbibing hole in the end of drag hook, The middle part of the 3rd connecting rod is provided with illuminator diagonally downward, and drag hook is connected with negative pressure device by pipette;At sleeve pipe Side fixed installation two pieces of second baffles, the bottom surface of head rod fixedly mount two blocks of third gear plates, two pieces of second gear By bearing pin connection expansion link between plate, expansion link is positioned at two blocks of third gear plates, and expansion link away from one end of second baffle It is provided with the bearing pin running through third gear plate, expansion link is provided with lock-screw.
Preferably, handle is inlayed control device is installed;Control the first button that device includes controlling illuminator Start or the second button of closedown with negative pressure device can be controlled.
Preferably, handle, head rod, the second connecting rod and the 3rd connecting rod are hollow structure, wherein pipette Sequentially pass through the 3rd connecting rod, the second connecting rod, head rod and handle, pipette run through from the end of handle and with Negative pressure device connects.
Preferably, each joint on socket expansion link is equipped with spring fixture block.
Preferably, the 3rd connecting rod end being positioned at sleeve pipe is provided with the first limited block, is provided with and the at sleeve pipe inner opening The second limited block that one limited block is corresponding.
Preferably, drag hook and the 3rd connecting rod are coaxially disposed, and illuminator is LED bulb, and illuminator is by lead-in wire It is connected with the power supply being arranged in handle;Lead-in wire extends through in the 3rd connecting rod, the second connecting rod, head rod and handle Battery connect.
A kind of disposable hard plastic band arbitrary source that the utility model proposes can attract nerve root retractor, in use, doctor Raw hand-holdable handle, adjusts the angle between handle by the manually adjustable drag hook of expansion link arranged, and passes through locking screw Nail locking;Doctor can drive drag hook to stretch back and forth by pulling the 3rd connecting rod simultaneously;When wound hydrops is too much, can lead to Cross negative pressure device to be extracted out by hydrops.This utility model is simple to operate, easy to use, and in use, doctor is manually operable to allow and draws Flexible or the stretching of hook so that drag hook stretching precision improves, and negative pressure device can decimated many hydrops, prevent hydrops too much Impact treatment.
Accompanying drawing explanation
Fig. 1 is that a kind of disposable hard plastic band arbitrary source that the utility model proposes can attract the structure of nerve root retractor to show It is intended to.
In figure: 1, handle, 2, control device, 3, head rod, the 4, second connecting rod, the 5, first baffle plate, 6, mounting seat, 7, socket expansion link, 8, sleeve pipe, 9, drag hook, 10, imbibing hole, 11, illuminator, the 12, the 3rd connecting rod, 13, second baffle, 14, expansion link, 15, third gear plate, 16, pipette, 17, lock-screw.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole Embodiment.
With reference to Fig. 1, a kind of disposable hard plastic band arbitrary source can attract nerve root retractor, connects including handle 1 and first Bar 3, together with handle 1 is coaxially connected with head rod 3, one end away from handle 1 of head rod 3 installs two piece first Baffle plate 5, is provided with one second connecting rod 4 between two piece of first baffle plate 5, the second connecting rod 4 is provided with the pin running through the first baffle plate 5 Axle so that the second connecting rod 4 can rotate around head rod 3.
Second connecting rod 4 installs sleeve 8 away from one end of the first baffle plate 5, is inserted with the 3rd connecting rod in sleeve pipe 8 12, in sleeve pipe 8, it is provided with socket expansion link 7 by mounting seat 6, socket expansion link 7 is connected with the 3rd connecting rod 12, and socket is flexible Bar 7 can drive the 3rd connecting rod 12 to stretch by socket mode, and the 3rd connecting rod 12 end being positioned at sleeve pipe 8 is provided with the first limit Position block, is provided with second limited block corresponding with the first limited block, when electric expansion mechanism 7 extends, first at sleeve pipe 8 inner opening Limited block and the contact of the second limited block, prevent the 3rd connecting rod 12 from skidding off in sleeve pipe.
3rd connecting rod 12 extends to the outside of sleeve pipe 8, is provided with drag hook 9 in the 3rd connecting rod 12 away from one end of sleeve pipe 8, Drag hook 9 is coaxially disposed with the 3rd connecting rod 12, and drag hook 9 is hollow structure, and drag hook 9 is one-body molded with the 3rd connecting rod 12, is drawing The end of hook 9 offers imbibing hole 10, and the middle part of the 3rd connecting rod 12 is provided with illuminator 11, and drag hook 9 diagonally downward Being connected with negative pressure device by pipette 16, wherein handle 1, head rod the 3, second connecting rod 4 and the 3rd connecting rod 12 are equal For hollow structure, and pipette 16 sequentially passes through the 3rd connecting rod the 12, second connecting rod 4, head rod 3 and handle 1, imbibition Pipe 16 runs through from the end of handle 1 and is connected with negative pressure device, and illuminator 11 is by lead-in wire and is arranged in handle 1 Battery 18 connects;And illuminator 11 is LED bulb, in use, illuminator 11 illuminates for drag hook 9, and lead-in wire extends through Battery 18 in 3rd connecting rod the 12, second connecting rod 4, head rod 3 and handle 1 connects.
Two pieces of second baffles 13 are fixedly mounted, in the bottom surface of head rod 3 fixed installation two pieces the in the side of sleeve pipe 8 Three baffle plates 15, by bearing pin connection expansion link 14 between two pieces of second baffles 13, expansion link 14 is away from one end of second baffle 13 Being positioned at two blocks of third gear plates 15, and expansion link 14 is provided with the bearing pin running through third gear plate 15, being provided with on expansion link 14 can It is adjusted to the lock-screw 17 of preset length.
Inlay on handle 1 and control device 2 is installed;Control device 2 include controlling illuminator the first button and can Control the second button that negative pressure device starts or closes.
In use, the hand-holdable handle of doctor 1, adjusted and handle 1 by the expansion link 14 manually adjustable drag hook 9 arranged Between angle, and locked by lock-screw 17;Doctor drives drag hook 9 back and forth by Compression and Expansion the 3rd connecting rod 12 simultaneously Flexible;When wound hydrops is too much, by negative pressure device, hydrops can be extracted out.
The above, only this utility model preferably detailed description of the invention, but protection domain of the present utility model is not Being confined to this, any those familiar with the art is in the technical scope that this utility model discloses, according to this practicality Novel technical scheme and utility model thereof conceive equivalent or change in addition, all should contain at protection model of the present utility model Within enclosing.

Claims (6)

1. disposable hard plastic band arbitrary source can attract a nerve root retractor, including handle (1) and head rod (3), hands Together with handle (1) is coaxially connected with head rod (3), it is characterised in that head rod (3) away from the one of handle (1) End installs two piece of first baffle plate (5), is provided with one second connecting rod (4), in the second connecting rod (4) between two piece of first baffle plate (5) It is provided with the bearing pin running through the first baffle plate (5) so that the second connecting rod (4) can rotate around head rod (3);Second connecting rod (4) sleeve (8) is installed in the one end away from the first baffle plate (5), is inserted with the 3rd connecting rod (12), at sleeve pipe in sleeve pipe (8) (8) being provided with socket expansion link (7) by mounting seat (6) in, socket expansion link (7) is connected with the 3rd connecting rod (12), and socket is stretched Contracting bar (7) can be stretched by socket mode in sleeve pipe (8);3rd connecting rod (12) extends to the outside of sleeve pipe (8), the 3rd Connecting rod (12) is provided with drag hook (9) away from one end of sleeve pipe (8), and drag hook (9) is hollow structure, drag hook (9) and the 3rd connecting rod (12) one-body molded, imbibing hole (10), the downward-sloping installation in middle part of the 3rd connecting rod (12) is offered in the end of drag hook (9) There is illuminator (11), and drag hook (9) is connected with negative pressure device by pipette (16);Fixedly mount in the side of sleeve pipe (8) Two pieces of second baffles (13), fixedly mount two pieces of third gear plates (15), two pieces of second baffles in the bottom surface of head rod (3) (13) by bearing pin connection expansion link (14) between, expansion link (14) is positioned at two pieces of third gear away from one end of second baffle (13) In plate (15), and expansion link (14) is provided with the bearing pin running through third gear plate (15), is provided with lock-screw on expansion link (14) (17)。
One the most according to claim 1 disposable hard plastic band arbitrary source can attract nerve root retractor, it is characterised in that Inlay on handle (1) and control device (2) is installed;Control device (2) include controlling illuminator (11) the first button and The second button that negative pressure device starts or closes can be controlled.
One the most according to claim 1 disposable hard plastic band arbitrary source can attract nerve root retractor, it is characterised in that Handle (1), head rod (3), the second connecting rod (4) and the 3rd connecting rod (12) are hollow structure, wherein pipette (16) sequentially pass through the 3rd connecting rod (12), the second connecting rod (4), head rod (3) and handle (1), pipette (16) from The end of handle (1) runs through and is connected with negative pressure device.
One the most according to claim 1 disposable hard plastic band arbitrary source can attract nerve root retractor, it is characterised in that It is equipped with spring fixture block on each joint of socket expansion link (7).
One the most according to claim 1 disposable hard plastic band arbitrary source can attract nerve root retractor, it is characterised in that The 3rd connecting rod (12) end being positioned at sleeve pipe (8) is provided with the first limited block, is provided with spacing with first at sleeve pipe (8) inner opening The second limited block that block is corresponding.
One the most according to claim 1 disposable hard plastic band arbitrary source can attract nerve root retractor, it is characterised in that Drag hook (9) is coaxially disposed with the 3rd connecting rod (12), and illuminator (11) is LED bulb, and illuminator (11) is by lead-in wire It is connected with the battery (18) being arranged in handle (1);Lead-in wire extend through the 3rd connecting rod (12), the second connecting rod (4), first Battery (18) in connecting rod (3) and handle (1) connects.
CN201620554903.9U 2016-06-08 2016-06-08 A kind of disposable hard plastic band arbitrary source can attract nerve root retractor Expired - Fee Related CN205849491U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620554903.9U CN205849491U (en) 2016-06-08 2016-06-08 A kind of disposable hard plastic band arbitrary source can attract nerve root retractor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620554903.9U CN205849491U (en) 2016-06-08 2016-06-08 A kind of disposable hard plastic band arbitrary source can attract nerve root retractor

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105997164A (en) * 2016-06-08 2016-10-12 吉林大学 Disposable hard-plastic nerve root retractor with independent light source and attracting capacity
CN106821430A (en) * 2017-02-15 2017-06-13 吉林大学 A kind of draw hook of laparoscopic surgery
CN107898482A (en) * 2017-12-21 2018-04-13 辽宁省肿瘤医院 A kind of multi-functional retractor of operation on pelvis

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105997164A (en) * 2016-06-08 2016-10-12 吉林大学 Disposable hard-plastic nerve root retractor with independent light source and attracting capacity
CN106821430A (en) * 2017-02-15 2017-06-13 吉林大学 A kind of draw hook of laparoscopic surgery
CN107898482A (en) * 2017-12-21 2018-04-13 辽宁省肿瘤医院 A kind of multi-functional retractor of operation on pelvis

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170104

Termination date: 20180608