CN204147067U - A kind of surgical operation self-retractor - Google Patents
A kind of surgical operation self-retractor Download PDFInfo
- Publication number
- CN204147067U CN204147067U CN201420477329.2U CN201420477329U CN204147067U CN 204147067 U CN204147067 U CN 204147067U CN 201420477329 U CN201420477329 U CN 201420477329U CN 204147067 U CN204147067 U CN 204147067U
- Authority
- CN
- China
- Prior art keywords
- fixed block
- surgical operation
- draw bar
- nut seat
- drag hook
- 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
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Abstract
This utility model relates to a kind of surgical operation self-retractor, comprise housing, fixed block, draw bar, be positioned at hull outside and be arranged on drag hook on fixed block, be arranged on the electric machine assembly with the connection of draw bar in housing, and a ball screw structure, described ball screw structure comprises drive link and feed nut seat, described feed nut seat comprises tapped through hole and thread circle hole, described drive link is set as helical form, described motor is connected with motor shaft, described motor shaft is set as helical form, described drive link is through the tapped through hole of feed nut seat, be connected with motor shaft by the second shaft coupling, described draw bar one end is fixedly connected on nut seat, the other end is connected with fixed block by the first shaft coupling.This experiment novel device is simple, and take up room little, facilitate hand-held, distraction procedure is easy to be laborsaving.
Description
Technical field
This utility model relates to a kind of medical equipment, relates to a kind of surgical operation self-retractor in particular.
Background technology
Carrying out surgical operation, especially during bone surgery, the drag hook carrying out physics for patient is often needed to involve treatment, this therapy plays an important role in treatment fracture, but find in process of clinical application that bone involves in process, this surgery tractor needs manual tractive, and bone surgery exposes surgical field of view mainly to muscle, the tissue that the elasticity such as ligament are larger carries out tractive, such operation extremely bothers, waste time and energy, the limited view exposed, there is dead angle in lead, great work difficulty is added to medical worker, and be not suitable for the needs of operation.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of surgical operation self-retractor.
In order to solve the problems of the technologies described above, the utility model proposes following technical scheme:
A kind of surgical operation self-retractor, comprises housing, fixed block, draw bar, is positioned at hull outside and is arranged on drag hook on fixed block, and be arranged on the electric machine assembly be connected with draw bar in housing.In addition, also comprise ball screw structure, the first shaft coupling and the second shaft coupling, described ball screw structure comprises drive link and feed nut seat.Described drive link is set as helical form, on described feed nut seat, centre is provided with tapped through hole, below is provided with thread circle hole, described motor is connected with motor shaft, described motor shaft is set as helical form, described drive link, through the tapped through hole of feed nut seat, is connected with the motor shaft of described motor by described second shaft coupling; Described draw bar one end is fixedly connected on the circular hole of feed nut seat, and the other end is connected with fixed block by described first shaft coupling; Described hull outside is provided with the U-shaped groove of the block that is coated and fixed, and is provided with the notch passed through for draw bar in groove, notch bore and draw bar diameter adaptation; Described fixed block offers female thread, and drag hook is provided with the external screw thread with fixed block female thread adaptation, and housing is also provided with the control knob of the motor shaft rotation controlling motor outward.
Preferably, described drag hook comprises a lower endless member and a upper fixing element, and described lower endless member is a packing less annulus, is provided with synapse in ring, and described synapse is uniformly distributed around lower endless member, and described lower fixture is connected on described fixed block.
Preferably, described first shaft coupling, the second shaft coupling is positive coupling.
Preferably, removably connect between described drag hook and fixed block.
Preferably, be threaded connection between described drag hook and fixed block.
Preferably, described drag hook is at least 1.
Preferably, described housing upper surface is provided with the first in command, and the right surface of described housing is provided with the second in command.
Preferably, the described first in command and second in command's handgrip part are outer arcuate, and arc is evenly distributed with projection, and described projection is that arc-shaped is protruding.
The beneficial effects of the utility model are:
The novel surgical operation self-retractor provided of this experiment, equipment is simple, take up room little, facilitate hand-held, by the rotation of motor shaft on motor, drive the rotation of the drive link be connected with motor shaft by shaft coupling, because drive link is provided with feed nut seat, feed nut seat is connected with draw bar, and when drive link rotates time, draw bar relative motion can occur, and then drive the motion of drag hook, make distraction procedure more easy to be laborsaving.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is nut seat schematic diagram of the present utility model;
Fig. 3 is second in command's schematic diagram of the present utility model;
Fig. 4 is drag hook schematic diagram of the present utility model.
Label declaration: 1, drag hook, the 2, first shaft coupling, 3, U-type groove, 4, draw bar, 5, the first in command, the 6, first control knob, the 7, second control knob, the 8, the 3rd control knob, 9, the second in command, 10, protruding, 11, motor, 12, motor shaft, the 13, second shaft coupling, 14, drive link, 15, feed nut seat, 16, notch, 17, fixed block, 18, housing, 19, synapse.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described further:
A kind of surgical operation self-retractor, comprise housing 18, fixed block 17, draw bar 4, be positioned at housing 18 arranged outside drag hook 1 of 1 on fixed block 17, drag hook 1 comprises 1 lower endless member and a upper fixing element, lower endless member is the annulus do not closed, synapse 19 is evenly provided with in ring, in addition, this surgical operation self-retractor also comprises the electric machine assembly be arranged on the connection of draw bar 4 in housing 1, be threaded connection between described drag hook 1 and fixed block 17, described automatic traction device also comprises a ball screw structure, described ball screw structure comprises drive link 14 and feed nut seat 16, described motor 11 is connected with motor shaft 12, described motor shaft 12 is set as helical form, , described drive link 14 is set as helical form, through the tapped through hole of feed nut seat 15, be connected on described motor shaft 12 by the second shaft coupling 13, described draw bar 4 one end is fixedly connected on the screwed circular hole on feed nut seat 15, the other end is connected by the first shaft coupling 2 and fixed block phase 17, the first described shaft coupling 2 and the second shaft coupling 13 are positive coupling, the U-shaped groove 3 of the block that is coated and fixed is provided with outside described housing 18, the notch 16 passed through for draw bar is provided with in groove, notch 16 bore and draw bar 4 are directly adaptive, described fixed block 17 offers female thread, drag hook 1 is provided with the external screw thread with fixed block 17 female thread adaptation, outer the first control knob 6 being also provided with motor shaft 12 rotation controlling motor 11 of housing 18, second control knob 7, 3rd control knob 8, described first control knob 6 turns clockwise for the motor shaft 12 of starter motor 11, described second control knob 7 is rotated counterclockwise for the motor shaft 12 of starter motor 11, described 3rd control knob 8 is for stopping the rotation of the motor shaft 12 of motor 11, housing 18 upper surface is provided with the first in command 5, the right surface of housing is provided with the second in command 9, the first in command 5 is outer arcuate with the handgrip part of the second in command 9, protruding 10 are provided with in arc, described projection 10 is arc-shaped.
Concrete using method:
The hand-held first in command 5 or the second in command 9 being positioned at hull outside of medical personnel one, another hands is used for by the control knob on housing, when medical personnel's pressing is arranged on described first control knob 6 on described housing 18 outer surface, there is running clockwise in the motor shaft on motor, drive the rotation of drive link, the nut seat be arranged on drive link can slide on power transmission shaft, and then has driven the movement to hull outside of the draw bar be arranged on nut seat; When medical personnel's pressing is arranged on described second control knob 7 on described housing 18 outer surface, there is running counterclockwise in the motor shaft on motor, drive the rotation of drive link, the nut seat be arranged on drive link can slide on power transmission shaft, and then has driven the movement to case inside of the draw bar be arranged on nut seat; When medical personnel's pressing is arranged on described 3rd control knob 8 on described housing 18 outer surface, the motor shaft of motor shuts down.
The novel surgical operation self-retractor provided of this experiment, equipment is simple, take up room little, facilitate hand-held, by the rotation of motor shaft on motor, drive the rotation of the drive link be connected with motor shaft by shaft coupling, because drive link is provided with nut seat, nut seat is connected with draw bar, and when drive link rotates time, draw bar relative motion can occur, and then drive the motion of drag hook, make distraction procedure more easy to be laborsaving.Be arranged on the first in command and the second in command of hull outside, the first in command and the second in command are provided with arcuation projection, effectively can prevent from skidding, facilitate that medical personnel's is hand-held, housing offers U-type groove, notch is provided with in groove, be conducive to the motion of draw bar and the rotation direction of adjustment motor shaft, removably connect between drag hook and fixed block and be also convenient to the replacing of drag hook and the adjustment of model, in addition, lower endless member on drag hook is provided with synapse, effectively fixedly can be pulled thing.
It should be noted last that, above detailed description of the invention is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail this utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (8)
1. a surgical operation self-retractor, comprise housing, fixed block, draw bar, be positioned at hull outside and be arranged on drag hook on fixed block, and be arranged on the electric machine assembly be connected with draw bar in housing, it is characterized in that, also comprise ball screw structure, first shaft coupling and the second shaft coupling, described ball screw structure comprises drive link and feed nut seat, described drive link is set as helical form, on described feed nut seat, centre is provided with tapped through hole, below is provided with threaded circular hole, described motor is connected with motor shaft, described motor shaft is set as helical form, described drive link is through the tapped through hole of feed nut seat, be connected with the motor shaft of described motor by described second shaft coupling, described draw bar one end is fixedly connected on the circular hole of feed nut seat, the other end is connected with fixed block by described first shaft coupling, described hull outside is provided with the U-shaped groove of the block that is coated and fixed, the notch passed through for draw bar is provided with in groove, notch bore and draw bar diameter adaptation, described fixed block offers female thread, drag hook is provided with the external screw thread with fixed block female thread adaptation, housing is also provided with the control knob of the motor shaft rotation controlling motor outward.
2. surgical operation self-retractor according to claim 1, it is characterized in that, described drag hook comprises a lower endless member and a upper fixing element, described lower endless member is a packing less annulus, synapse is provided with in ring, described bur is uniformly distributed around lower endless member, and described lower fixture is connected on described fixed block.
3. surgical operation self-retractor according to claim 2, is characterized in that, described first shaft coupling, and the second shaft coupling is positive coupling.
4. surgical operation self-retractor according to claim 3, is characterized in that, removably connects between described drag hook and fixed block.
5. surgical operation self-retractor according to claim 4, is characterized in that, is threaded connection between described drag hook and fixed block.
6. surgical operation self-retractor according to claim 5, is characterized in that, described drag hook is at least 1.
7. surgical operation self-retractor according to claim 1, is characterized in that, described housing upper surface is provided with the first in command, and the right surface of described housing is provided with the second in command.
8. surgical operation self-retractor according to claim 7, is characterized in that, the described first in command and second in command's handgrip part are outer arcuate, and arc is evenly distributed with projection, and described projection is that arc-shaped is protruding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420477329.2U CN204147067U (en) | 2014-08-24 | 2014-08-24 | A kind of surgical operation self-retractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420477329.2U CN204147067U (en) | 2014-08-24 | 2014-08-24 | A kind of surgical operation self-retractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204147067U true CN204147067U (en) | 2015-02-11 |
Family
ID=52505228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420477329.2U Expired - Fee Related CN204147067U (en) | 2014-08-24 | 2014-08-24 | A kind of surgical operation self-retractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204147067U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104665885A (en) * | 2015-03-11 | 2015-06-03 | 吴同申 | Operation wire retractor for orthopedics department |
| CN105769267A (en) * | 2016-04-22 | 2016-07-20 | 山东省肿瘤医院 | Double-layer co-directional axillary muscle and fascia spreading fixture for breast cancer surgery |
| CN105832369A (en) * | 2015-12-24 | 2016-08-10 | 王丰 | Drag hook for nasal endoscope |
| CN106491350A (en) * | 2015-09-06 | 2017-03-15 | 广西大学 | A kind of Electromechanical Control moxa stick feed arrangement |
| CN106859712A (en) * | 2017-03-09 | 2017-06-20 | 赵同刚 | A kind of novel general surgery operation muscle pull device |
| CN107822676A (en) * | 2017-09-21 | 2018-03-23 | 孙艳平 | A kind of retractor of far-end operation |
| CN108245208A (en) * | 2018-01-23 | 2018-07-06 | 中国人民解放军陆军军医大学第二附属医院 | A kind of hepatobiliary surgery pulling device |
| CN108433766A (en) * | 2018-04-23 | 2018-08-24 | 佛山市博知盾识科技有限公司 | A kind of novel general surgery freely adjusts hook for surgery operation |
| CN110215242A (en) * | 2019-06-11 | 2019-09-10 | 张林歧 | A kind of common surgical procedures drag hook |
-
2014
- 2014-08-24 CN CN201420477329.2U patent/CN204147067U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104665885A (en) * | 2015-03-11 | 2015-06-03 | 吴同申 | Operation wire retractor for orthopedics department |
| CN106491350A (en) * | 2015-09-06 | 2017-03-15 | 广西大学 | A kind of Electromechanical Control moxa stick feed arrangement |
| CN105832369A (en) * | 2015-12-24 | 2016-08-10 | 王丰 | Drag hook for nasal endoscope |
| CN105769267A (en) * | 2016-04-22 | 2016-07-20 | 山东省肿瘤医院 | Double-layer co-directional axillary muscle and fascia spreading fixture for breast cancer surgery |
| CN105769267B (en) * | 2016-04-22 | 2018-01-30 | 山东省肿瘤医院 | Double-deck mammary cancer surgery in the same direction pushs fixing device aside with armpit muscular fascia |
| CN106859712A (en) * | 2017-03-09 | 2017-06-20 | 赵同刚 | A kind of novel general surgery operation muscle pull device |
| CN107822676A (en) * | 2017-09-21 | 2018-03-23 | 孙艳平 | A kind of retractor of far-end operation |
| CN108245208A (en) * | 2018-01-23 | 2018-07-06 | 中国人民解放军陆军军医大学第二附属医院 | A kind of hepatobiliary surgery pulling device |
| CN108433766A (en) * | 2018-04-23 | 2018-08-24 | 佛山市博知盾识科技有限公司 | A kind of novel general surgery freely adjusts hook for surgery operation |
| CN110215242A (en) * | 2019-06-11 | 2019-09-10 | 张林歧 | A kind of common surgical procedures drag hook |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150211 Termination date: 20150824 |
|
| EXPY | Termination of patent right or utility model |