CN203815712U - Drag hook used for cochlear implant operation - Google Patents
Drag hook used for cochlear implant operation Download PDFInfo
- Publication number
- CN203815712U CN203815712U CN201420215779.4U CN201420215779U CN203815712U CN 203815712 U CN203815712 U CN 203815712U CN 201420215779 U CN201420215779 U CN 201420215779U CN 203815712 U CN203815712 U CN 203815712U
- Authority
- CN
- China
- Prior art keywords
- arcuate groove
- connecting rod
- drag hook
- lever
- artificial cochlea
- 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.)
- Withdrawn - After Issue
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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model relates to a drag hook used for a cochlear implant operation. The drag hook comprises a grab handle, a connecting rod, an arc groove and a support segment. The connecting rod has an upper end connected with the lower end of the grab handle and a lower end fixedly connected with the left end of the arc groove, the right end of which is fixedly connected with the support segment. The grab handle and the arc groove are located at the same side surface of the connecting rod. A groove body of the arc groove backs onto the grab handle. The drag hook used for the cochlear implant operation is simple in structure, convenient in operation, various in functions and low in cost and is very suitable for the trend of medical development.
Description
Technical field
This utility model relates to a kind of operating theater instruments, specifically a kind of drag hook for artificial cochlea's operation.
Background technology
Along with the raising of expanding economy and living standards of the people, artificial cochlear implant is more and more universal, and as a comparatively meticulous operation, the facility of operating theater instruments provides the success for operation more directly and helps.On market, existing cochlea operation retractor is when clinical use, exists and affects many defects such as operation technique scope and the visual field, long-time operation fatiguability.
Utility model content
In order to address the above problem, this utility model provides a kind of drag hook for artificial cochlea operation, solved operating effect not good, hold fatigable problem.
This utility model is by the following technical solutions: for the drag hook of artificial cochlea's operation, it is characterized in that, comprise lever, connecting rod, arcuate groove and supporting section, the upper end of described connecting rod connects the lower end of lever, the left end of the affixed arcuate groove in lower end of described connecting rod, the affixed supporting section of right-hand member of described arcuate groove, described lever and arcuate groove are positioned at the same side of connecting rod, and the cell body of described arcuate groove is lever dorsad.
Preferably, the cambered surface of described arcuate groove is oval.
Preferably, described lever is provided with anti-slip veins.
Further, described lever comprises taper handle and elevator, and the right-hand member of the rear end of described elevator and taper handle is affixed, and the left end of described taper handle is connected with screw rod, and described screw rod is connected with small end by engage thread.
Preferably, the rear end of described elevator is fixed in the right-hand member of handle by screw thread.
Further, the side of described arcuate groove is provided with suction inlet, and the side on described connecting rod top is provided with outlet, and described suction inlet and outlet are communicated with by suction catheter, and described suction catheter is arranged on the inside of connecting rod and arcuate groove.
The beneficial effects of the utility model are:
1, the use that is designed to abrasive drilling of segmental arc provides larger working place, and arcwall face is more covered on scalp, has reduced the stretching strength to scalp.
2, between lever, connecting rod and segmental arc, form a similar U-shaped structure, more meet body mechanics's principle, more laborsaving, more efficient.
3, grip is designed to detachablely, and expand grip, meets staff and grips form, to reduce feeling of fatigue, coordinates the wedge shape link being attached thereto, and can use as elevator.
4, the setting of suction inlet, outlet and suction catheter, can connect suction pump negative tube, clears up at any time the hydrops in operation process.
5, whole apparatus structure is simple, easy to operate, and diverse in function is with low cost, extremely meets the trend of medical development.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of a kind of embodiment of this utility model;
Fig. 2 is the structural representation of the another kind of embodiment of this utility model.
In figure: 1 lever, 11 anti-slip veins, 12 handles, 13 elevators, 14 screw rods, 2 connecting rods, 21 outlets, 3 arcuate grooves, 31 cell bodies, 32 suction inlets, 4 supporting sections, 5 suction catheters.
The specific embodiment
A kind of drag hook of embodiment as shown in Figure 1, comprise lever 1, connecting rod 2, arcuate groove 3 and supporting section 4, the upper end of described connecting rod 2 connects the lower end of lever 1, the left end of the affixed arcuate groove 3 in lower end of described connecting rod 2, the affixed supporting section 4 of right-hand member of described arcuate groove 3, described lever 1 is set to meet the shape of human body palm, and on lever 1, be provided with anti-slip veins 11, the cambered surface of described arcuate groove 3 is oval, make a spoon of whole arcuate groove 3 likeness in form, described lever 1 and arcuate groove 3 are positioned at the same side of connecting rod 2, and the cell body 31 of described arcuate groove lever dorsad.
During use, cell body 1 is towards abrasive drilling face, and the right-hand member of supporting section 4 is put admittedly in skull face, utilizes cambered surface that scalp is propped up.
The drag hook of another kind of embodiment as shown in Figure 2, comprise lever 1, connecting rod 2, arcuate groove 3, supporting section 4 and suction catheter 5, described lever 1 comprises taper handle 12 and elevator 13, the front end of described elevator 13 is round and smooth arcuate structure, the rear end of described elevator 13 is connected with the right-hand member of taper handle 12 by screw thread, the left end of described taper handle 12 is connected with screw rod 14, the handle 12 of described lever 1 is set to meet the shape of human body palm, and is provided with anti-slip veins 11 on the handle 12 of lever 1; Described screw rod 14 is connected with connecting rod 2 upper ends by engage thread, the left end of the affixed arcuate groove 3 in lower end of described connecting rod 2, and the side on described connecting rod 2 tops is provided with outlet 21; The cambered surface of described arcuate groove 3 is oval, make a spoon of whole arcuate groove 3 likeness in form, the side of described arcuate groove 3 is provided with suction inlet 32, the affixed supporting section 4 of right-hand member of described arcuate groove 3, described suction catheter 5 is arranged on the inside of connecting rod 2 and arcuate groove 3, be used for being communicated with suction inlet and outlet, described lever 1 and arcuate groove 3 are positioned at the same side of connecting rod 2, and the cell body 31 of described arcuate groove lever dorsad.
During use, first lever 1 is pulled down, utilize handle 12 and elevator 13, by mastoid process and top, occipitalia subcutaneous tissue and periosteum blunt separation are fully to expose bony part, then take off separately elevator 13, again handle 12 is loaded onto again, and suction pump is connected with outlet 21, then, the supporting section 4 of take is fixed on skull surface as fulcrum, with hands to back upper place to lifting lever 1, expose as far as possible the top that will operate, occipitalia surface of bone, abrasive drilling is in the 31 times skull region work of cell body of arcuate groove 3, the brine stream of rinsing is to suction inlet 32 places, through suction catheter 5 and outlet 21, enter suction pump, thereby keep the clean of visual area, clear.
When operation, should adjust in time according to the position of operation technique the placement location of this drag hook.
Except structure described in the utility model, all the other are prior art.
The above is preferred implementation of the present utility model; for those skilled in the art; not departing under the prerequisite of this utility model principle, can also make some improvements and modifications, these improvements and modifications are also regarded as protection domain of the present utility model.
Claims (6)
1. the drag hook of performing the operation for artificial cochlea, it is characterized in that, comprise lever, connecting rod, arcuate groove and supporting section, the upper end of described connecting rod connects the lower end of lever, the left end of the affixed arcuate groove in lower end of described connecting rod, the affixed supporting section of right-hand member of described arcuate groove, described lever and arcuate groove are positioned at the same side of connecting rod, and the cell body of described arcuate groove is lever dorsad.
2. the drag hook for artificial cochlea's operation according to claim 1, is characterized in that, the cambered surface of described arcuate groove is oval.
3. the drag hook for artificial cochlea's operation according to claim 1 and 2, is characterized in that, described lever is provided with anti-slip veins.
4. the drag hook for artificial cochlea operation according to claim 3, it is characterized in that, described lever comprises taper handle and elevator, the right-hand member of the rear end of described elevator and taper handle is affixed, the left end of described taper handle is connected with screw rod, and described screw rod is connected with small end by engage thread.
5. the drag hook for artificial cochlea operation according to claim 4, it is characterized in that, the side of described arcuate groove is provided with suction inlet, and the side on described connecting rod top is provided with outlet, described suction inlet and outlet are communicated with by suction catheter, and described suction catheter is arranged on the inside of connecting rod and arcuate groove.
6. the drag hook for artificial cochlea's operation according to claim 5, is characterized in that, the rear end of described elevator is fixed in the right-hand member of handle by screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420215779.4U CN203815712U (en) | 2014-04-30 | 2014-04-30 | Drag hook used for cochlear implant operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420215779.4U CN203815712U (en) | 2014-04-30 | 2014-04-30 | Drag hook used for cochlear implant operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203815712U true CN203815712U (en) | 2014-09-10 |
Family
ID=51471263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420215779.4U Withdrawn - After Issue CN203815712U (en) | 2014-04-30 | 2014-04-30 | Drag hook used for cochlear implant operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203815712U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103919646A (en) * | 2014-04-30 | 2014-07-16 | 山东省千佛山医院 | Drag hook for artificial cochlea surgery |
-
2014
- 2014-04-30 CN CN201420215779.4U patent/CN203815712U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103919646A (en) * | 2014-04-30 | 2014-07-16 | 山东省千佛山医院 | Drag hook for artificial cochlea surgery |
| CN103919646B (en) * | 2014-04-30 | 2016-03-02 | 山东省千佛山医院 | A kind of drag hook for artificial cochlea's operation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140910 Effective date of abandoning: 20160302 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |