CN204202545U - A kind of intracranial electrode linearity testing apparatus - Google Patents
A kind of intracranial electrode linearity testing apparatus Download PDFInfo
- Publication number
- CN204202545U CN204202545U CN201420653198.9U CN201420653198U CN204202545U CN 204202545 U CN204202545 U CN 204202545U CN 201420653198 U CN201420653198 U CN 201420653198U CN 204202545 U CN204202545 U CN 204202545U
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- China
- Prior art keywords
- external member
- intracranial electrode
- plumbing bar
- testing apparatus
- crossbeam
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Abstract
A kind of intracranial electrode linearity testing apparatus, described pick-up unit comprises base, plumbing bar, external member, crossbeam, described base is a flat board, described plumbing bar is vertically fixed on the side in described base front surface plate face, the opposite side in described base front surface plate face is provided with a centring ring, described external member is sleeved on described plumbing bar, can move up and down along described plumbing bar, described crossbeam is vertical with described plumbing bar, rear end is fixed in described external member, the front end of described crossbeam is provided with the fixing buckle for vertically fixing intracranial electrode, being centrally located on same pedal line of centring ring on the center of described fixing buckle and described base.Intracranial electrode linearity testing apparatus structure of the present utility model is simple, and measuring accuracy is high, easy and simple to handle, can detect the linearity of intracranial electrode fast and accurately.
Description
Technical field
The utility model belongs to technical field of medical instruments, is specifically related to a kind of intracranial electrode linearity testing apparatus.
Background technology
Straight line degree measurement is a project the most basic in geometric sense metering field, and itself and dimensional accuracy, circularity and surfaceness are with being called one of elemental affecting product quality.Straight line degree measurement is one of important content of length metering technology.Industry manufacture field has the linearity of plurality of devices detection means, and conventional measuring method has ruler method (measuring with light gap method and indicating gauge method etc. with ruler, leveling ruler etc.), collimation method (utilizing optical alignment telescopic system to measure straightness error), gravitational method (utilizing liquid maintenance level automatically or weight automatically to keep vertical gravity phenomenon to measure linearity) and straight-line method (utilizing steel wire and laser beam etc. to measure linearity) etc.
In functional neurosurgery surgical clinic work, along with the increase of access times, axially may there is flexural deformation in intracranial electrode.And functional neurosurgery surgery is high especially to positioning accuracy request, the inclined extent of intracranial electrode linearity directly affects the accuracy of target spot location.For the detection of intracranial electrode linearity, inaccurate by naked eyes detection difficult.Accurate intracranial electrode belongs to medicine equipment, there is no relevant device at present to detect intracranial electrode linearity.Therefore, it is very necessary for developing a kind of measuring accuracy intracranial electrode linearity testing apparatus high, easy and simple to handle.
Utility model content
Goal of the invention of the present utility model is to provide a kind of pick-up unit for intracranial electrode Linearity surveying.
The utility model is achieved through the following technical solutions its goal of the invention: a kind of intracranial electrode linearity testing apparatus, it is characterized in that, described pick-up unit comprises base, plumbing bar, external member, crossbeam, described base is a flat board, described plumbing bar is vertically fixed on the side in described base front surface plate face, the opposite side in described base front surface plate face is provided with a centring ring, described external member is sleeved on described plumbing bar, can move up and down along described plumbing bar, described crossbeam is vertical with described plumbing bar, rear end is fixed in described external member, the front end of described crossbeam is provided with the fixing buckle for vertically fixing intracranial electrode, being centrally located on same pedal line of centring ring on the center of described fixing buckle and described base.
The utility model adopts gravitational method to measure the linearity of intracranial electrode, be arranged on intracranial electrode upper end in described fixing buckle, lower end is freely sagging, adjustment beam height, if correct the center aiming at described centring ring under intracranial electrode, illustrate that intracranial electrode linearity is good.
As improvement of the present utility model: being also embedded with level meter on described base front surface plate face and on the end face of crossbeam, for verifying the levelness of described base and crossbeam, being conducive to improving accuracy of detection of the present utility model further.
As recommendation embodiment of the present utility model, described plumbing bar has scale, for indicating described horizontal depth of beam.
As Alternate embodiments of the present utility model, described plumbing bar is slide bar, described external member is slide block or sleeve pipe, described slide block or the friction force between sleeve pipe and described slide bar are greater than the gravity of described slide block or sleeve pipe and described crossbeam, and described slide block or sleeve pipe only could be moved up and down along described slide bar under thrust.
As another Alternate embodiments of the present utility model: described plumbing bar is axially arranged with a groove along it, described external member inwall is axially provided with a projection accordingly along it, described projection and described groove adaptation, slide in groove, described external member sidewall also has a screw, and a bolt inserts in described screw to hold out against described plumbing bar; Or described plumbing bar is axially arranged with a projection along it, described external member inwall is axially provided with a groove accordingly along it, described projection and described groove adaptation, groove is along protruding mobile, described external member sidewall also has a screw, and a bolt inserts in described screw to hold out against described plumbing bar.
As another Alternate embodiments of the present utility model, described plumbing bar is a screw rod, and described external member is arranged on described screw rod by the tapped through hole on it, rotates described external member, makes it move up and down along described screw rod.
The Alternate embodiments of buckle is fixed: the front end of described crossbeam has a vertical perforate, and described fixing buckle is a rotary chuck being arranged in described perforate as the utility model.
Described rotary chuck comprises chuck and rotary sleeve, described chuck is in overall cylindrical, top is provided with external thread, lower interior portion hollow, and being split into three or pintongs uniformly vertically, the bottom of described chuck has certain taper, and described rotary sleeve is sleeved on described chuck, screwing with rotary sleeve, the bottom of described chuck is tightened up gradually.
Relative to prior art, the utility model has following beneficial effect: intracranial electrode linearity testing apparatus structure of the present utility model is simple, and measuring accuracy is high, easy and simple to handle, can detect the linearity of intracranial electrode fast and accurately.
Accompanying drawing explanation
fig. 1 is the using state reference diagram of the utility model preferred embodiment.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
As shown in Figure 1, the intracranial electrode linearity testing apparatus of this embodiment comprises base 1, plumbing bar 2, external member 3, crossbeam 4.As shown in the figure, base 1 is a rectangular flat board, and the middle part in front plate face is embedded with level meter 5, and plumbing bar 2 is fixed on the left side in base 1 front plate face, and the right side in base 1 front plate face is provided with centring ring.Plumbing bar 2 is a slide bar, and it has scale, can indicate crossbeam 4 place height.External member 3 is sleeved on slide bar, is a sleeve pipe, and the friction force between sleeve pipe and slide bar is greater than the gravity of sleeve pipe and crossbeam 4, and sleeve pipe is only just moved up and down along slide bar under thrust.Crossbeam 4 is vertical with slide bar, crossbeam 4 rear end is fixed on sleeve upper end and sleeve pipe is connected as a single entity, the front end of crossbeam 4 is provided with the fixing buckle 6 for vertically fixing intracranial electrode 7, centring ring on the center of fixing buckle 6 and base 1 be centrally located on same pedal line, fixing buckle 6 is a rotary chuck, is arranged in a vertical perforate of crossbeam 4 front end.
The structure of rotary chuck can be: rotary chuck comprises chuck and rotary sleeve, chuck entirety is cylindrical, top is provided with external thread, lower interior portion hollow, and being split into three or pintongs uniformly vertically, the bottom of chuck has certain taper, and rotary sleeve is sleeved on chuck, screwing with rotary sleeve, the bottom of chuck is tightened up gradually thus is clamped intracranial electrode 7.
When the utility model uses, pick-up unit is placed in the horizontal plane, and by the level meter 5 on base 1, its levelness is confirmed to adjust.Intracranial electrode 7 one end to be detected is fixed in the fixing buckle 6 of crossbeam 4 front end, intracranial electrode 7 other end is freely sagging, adjustment crossbeam 4 height, if intracranial electrode 7 faces the center of centring ring on base 1, the straight state of intracranial electrode 7 is described, linearity is good, otherwise intracranial electrode 7 more departs from the center of centring ring, illustrates that intracranial electrode flexibility is larger.
Above-described embodiment is only a kind of embodiment of the present utility model, the utility model is not limited to above-described embodiment, if the sleeve pipe in above-described embodiment also can be slide block, plumbing bar also can be a screw rod in other embodiments, external member then by the tapped through hole suit on it and described screw rod, realizes its moving up and down on screw rod by rotating this external member.
Claims (9)
1. an intracranial electrode linearity testing apparatus, it is characterized in that, described pick-up unit comprises base, plumbing bar, external member, crossbeam, described base is a flat board, described plumbing bar is vertically fixed on the side in described base front surface plate face, the opposite side in described base front surface plate face is provided with a centring ring, described external member is sleeved on described plumbing bar, can move up and down along described plumbing bar, described crossbeam is vertical with described plumbing bar, rear end is fixed in described external member, the front end of described crossbeam is provided with the fixing buckle for vertically fixing intracranial electrode, being centrally located on same pedal line of centring ring on the center of described fixing buckle and described base.
2. intracranial electrode linearity testing apparatus according to claim 1, is characterized in that, described base front surface plate face is also embedded with level meter.
3. intracranial electrode linearity testing apparatus according to claim 2, is characterized in that, the end face of described crossbeam is also embedded with level meter.
4. intracranial electrode linearity testing apparatus according to claim 3, is characterized in that, described plumbing bar has scale, for indicating described horizontal depth of beam.
5. intracranial electrode linearity testing apparatus according to claim 4, it is characterized in that, described plumbing bar is slide bar, described external member is slide block or sleeve pipe, described slide block or the friction force between sleeve pipe and described slide bar are greater than the gravity of described slide block or sleeve pipe and described crossbeam, and described slide block or sleeve pipe only could be moved up and down along described slide bar under thrust.
6. intracranial electrode linearity testing apparatus according to claim 4, is characterized in that, described plumbing bar is a screw rod, and described external member is arranged on described screw rod by the tapped through hole on it, rotates described external member, makes it move up and down along described screw rod.
7. intracranial electrode linearity testing apparatus according to claim 4, it is characterized in that, described plumbing bar is axially arranged with a groove along it, described external member inwall is axially provided with a projection accordingly along it, described projection and described groove adaptation, slide in groove, described external member sidewall also has a screw, a bolt inserts in described screw to hold out against described plumbing bar; Or described plumbing bar is axially arranged with a projection along it, described external member inwall is axially provided with a groove accordingly along it, described projection and described groove adaptation, groove is along protruding mobile, described external member sidewall also has a screw, and a bolt inserts in described screw to hold out against described plumbing bar.
8. the intracranial electrode linearity testing apparatus according to any one of claim 1 ~ 7 claim, is characterized in that, the front end of described crossbeam has a vertical perforate, and described fixing buckle is a rotary chuck being arranged in described perforate.
9. intracranial electrode linearity testing apparatus according to claim 8, it is characterized in that, described rotary chuck comprises chuck and rotary sleeve, and described chuck entirety is cylindrical, and top is provided with external thread, lower interior portion hollow, and being split into three or pintongs uniformly vertically, the bottom of described chuck has certain taper, and described rotary sleeve is sleeved on described chuck, screwing with rotary sleeve, the bottom of described chuck is tightened up gradually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420653198.9U CN204202545U (en) | 2014-11-05 | 2014-11-05 | A kind of intracranial electrode linearity testing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420653198.9U CN204202545U (en) | 2014-11-05 | 2014-11-05 | A kind of intracranial electrode linearity testing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204202545U true CN204202545U (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420653198.9U Expired - Fee Related CN204202545U (en) | 2014-11-05 | 2014-11-05 | A kind of intracranial electrode linearity testing apparatus |
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| Country | Link |
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| CN (1) | CN204202545U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106949802A (en) * | 2017-03-31 | 2017-07-14 | 长春市美科汽车零部件有限公司 | Position detecting tool |
-
2014
- 2014-11-05 CN CN201420653198.9U patent/CN204202545U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106949802A (en) * | 2017-03-31 | 2017-07-14 | 长春市美科汽车零部件有限公司 | Position detecting tool |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20201105 |