CN2761156Y - Locator for fibre-optical probe of medical diagnostic instrument to tested surface - Google Patents
Locator for fibre-optical probe of medical diagnostic instrument to tested surface Download PDFInfo
- Publication number
- CN2761156Y CN2761156Y CNU2004201191633U CN200420119163U CN2761156Y CN 2761156 Y CN2761156 Y CN 2761156Y CN U2004201191633 U CNU2004201191633 U CN U2004201191633U CN 200420119163 U CN200420119163 U CN 200420119163U CN 2761156 Y CN2761156 Y CN 2761156Y
- Authority
- CN
- China
- Prior art keywords
- semiconductor laser
- laser indicator
- diagnosis instrument
- optical probe
- optical fiber
- 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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- Radiation-Therapy Devices (AREA)
Abstract
The utility model relates to a positioning device for an optical fiber probe of a medical diagnosis instrument to tested surfaces, which is composed of a fixed sleeve arranged at the outer side of an optical fiber probe of a medical diagnosis instrument, wherein one side of the front end of the fixed sleeve is provided with a semiconductor laser indicator by a bracket, and the semiconductor laser indicator is arranged at the outer end of the bracket by a rotating shaft; a rotating plane of the indication direction of the semiconductor laser indicator comprises a light output direction of the optical fiber probe of the medical diagnosis instrument, and the semiconductor laser indicator emits a visible laser light to form a cross point with an output light of the fiber probe of the diagnosis instrument; the angle of the semiconductor laser indicator can be adjusted according to needed distances of the end surface of the optical fiber probe to the tested surface, and then the optical fiber probe is moved to enable the crossing point to drop on the tested surface; a distance from the end surface of the optical fiber probe to the tested surface is the needed distance. The utility model uses the semiconductor laser indicator and the bracket to form the positioning device, and has the advantages of simple structure, and convenient and visual operation.
Description
Technical field:
This utility model relates to measuring device, relates in particular to a kind of medical measuring device, and particularly a kind of diagnosis instrument for medical use fibre-optical probe is to the positioner of being examined the surface.
Background technology:
In the prior art, diagnosis instrument for medical use, particularly the primary fluorescence early cancer diagnosis equipment is because of utilizing Computerized analysis system analysis, diagnosing, so must determine optical fiber source output end face and the distance of being examined the surface during diagnosis, so that at identical exciting light energy, in opposite directions examined the surface condition under, the energy that feeds back to computer is identical.Existing diagnosis instrument for medical use is to adopt the localized mechanical system of sleeve pipe to determine optical fiber and the distance of being examined the surface, owing to examined the deviation that the error of surperficial out-of-flatness and ferrule length dimension usually causes feedback information.Adopting auxiliary optical fiber to cooperate laser ranging system is a kind of accurate measurement and positioning method, but its complex structure, and cost is higher.
Summary of the invention:
Technical problem of the prior art to be solved in the utility model is: because diagnosis instrument for medical use, particularly the primary fluorescence early cancer diagnosis equipment is because of utilizing Computerized analysis system analysis, diagnosing, so must determine optical fiber source output end face and the distance of being examined the surface during diagnosis, so that at identical exciting light energy, in opposite directions examined the surface condition under, the energy that feeds back to computer is identical.Existing diagnosis instrument for medical use is to adopt the localized mechanical system of sleeve pipe to determine optical fiber and the distance of being examined the surface, owing to examined the deviation that the error of surperficial out-of-flatness and ferrule length dimension usually causes feedback information.Adopting auxiliary optical fiber to cooperate laser ranging system is a kind of accurate measurement and positioning method, but its complex structure, and cost is higher.
This utility model is that the technical scheme that solution above-mentioned technical problem of the prior art is adopted provides a kind of diagnosis instrument for medical use fibre-optical probe to the positioner of being examined the surface, described this diagnosis instrument for medical use fibre-optical probe is made of a fixed cover that is installed in the diagnosis instrument for medical use fibre-optical probe outside to the positioner of being examined the surface, wherein, one side of the front end of described fixed cover is provided with a semiconductor laser indicator by support, described semiconductor laser indicator is arranged on the outer end of described support by rotating shaft, the light output direction that includes described diagnosis instrument for medical use fibre-optical probe in the rotational plane of the direction indication of described semiconductor laser indicator, described support is provided with a graduated disc, and described graduated disc is parallel to the rotational plane of described semiconductor laser indicator.
Further, the optical maser wavelength of described semiconductor laser indicator is in 620～690 nanometer range.
Further, be provided with damping unit between described semiconductor laser indicator and the described support.
Operation principle of the present utility model is: because include the light output direction of described diagnosis instrument for medical use fibre-optical probe in the rotational plane of the direction indication of described semiconductor laser indicator, and the semiconductor laser indicator has distance to the light output direction of diagnosis instrument for medical use fibre-optical probe, so the output light of visible laser that the semiconductor laser indicator is sent and diagnostic apparatus fibre-optical probe has an intersection point, regulate the angle of semiconductor laser indicator, can change the distance of intersection point to the fibre-optical probe end face.In the use, according to the angle of fibre-optical probe end face to the needs distance adjustment semiconductor laser indicator of being examined the surface, intersection point is fallen examined on the surface, the fibre-optical probe end face promptly is a required separation distance to examining the surface.
This utility model and prior art contrast, and its effect is positive and tangible.This utility model utilizes the semiconductor laser indicator and props up and is configured to positioner, and is simple in structure, uses intuitive and convenient.
Description of drawings:
Fig. 1 is the structural representation of a kind of diagnosis instrument for medical use fibre-optical probe of this utility model to a preferred embodiment of the positioner of being examined the surface.
The specific embodiment:
As shown in Figure 1, diagnosis instrument for medical use fibre-optical probe of the present utility model is made of a fixed cover 2 that is installed in diagnosis instrument for medical use fibre-optical probe 1 outside to the positioner of being examined the surface, wherein, one side of the front end of described fixed cover 2 is provided with a semiconductor laser indicator 3 by support 5, described semiconductor laser indicator 3 is arranged on the outer end of described support 5 by rotating shaft, the light output direction that includes described diagnosis instrument for medical use fibre-optical probe 1 in the rotational plane of the direction indication of described semiconductor laser indicator 3, described support 5 is provided with a graduated disc 4, and described graduated disc 4 is parallel to the rotational plane of described semiconductor laser indicator 3.
Further, the optical maser wavelength of described semiconductor laser indicator 3 is in 620～690 nanometer range.
Further, be provided with damping unit between described semiconductor laser indicator 3 and the described support 5.
Claims (3)
1, a kind of diagnosis instrument for medical use fibre-optical probe is to the positioner of being examined the surface, constitute by a fixed cover that is installed in the diagnosis instrument for medical use fibre-optical probe outside, it is characterized in that: a side of the front end of described fixed cover is provided with a semiconductor laser indicator by support, described semiconductor laser indicator is arranged on the outer end of described support by rotating shaft, the light output direction that includes described diagnosis instrument for medical use fibre-optical probe in the rotational plane of the laser direction indication of described semiconductor laser indicator, described support is provided with a graduated disc, and described graduated disc is parallel to the rotational plane of described semiconductor laser indicator.
2, diagnosis instrument for medical use fibre-optical probe as claimed in claim 1 is to the positioner of being examined the surface, and it is characterized in that: the optical maser wavelength of described semiconductor laser indicator is in 620～690 nanometer range.
3, diagnosis instrument for medical use fibre-optical probe as claimed in claim 1 is characterized in that: be provided with damping unit between described semiconductor laser indicator and the described support to the positioner of being examined the surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004201191633U CN2761156Y (en) | 2004-12-30 | 2004-12-30 | Locator for fibre-optical probe of medical diagnostic instrument to tested surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004201191633U CN2761156Y (en) | 2004-12-30 | 2004-12-30 | Locator for fibre-optical probe of medical diagnostic instrument to tested surface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2761156Y true CN2761156Y (en) | 2006-03-01 |
Family
ID=36094291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2004201191633U Expired - Fee Related CN2761156Y (en) | 2004-12-30 | 2004-12-30 | Locator for fibre-optical probe of medical diagnostic instrument to tested surface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2761156Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110559091A (en) * | 2019-09-29 | 2019-12-13 | 中国人民解放军陆军军医大学第一附属医院 | Dental handpiece with auxiliary distance measuring and depth fixing functions |
-
2004
- 2004-12-30 CN CNU2004201191633U patent/CN2761156Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110559091A (en) * | 2019-09-29 | 2019-12-13 | 中国人民解放军陆军军医大学第一附属医院 | Dental handpiece with auxiliary distance measuring and depth fixing functions |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |