CN203122662U - Handheld type digital display root canal length tester - Google Patents
Handheld type digital display root canal length tester Download PDFInfo
- Publication number
- CN203122662U CN203122662U CN 201320112356 CN201320112356U CN203122662U CN 203122662 U CN203122662 U CN 203122662U CN 201320112356 CN201320112356 CN 201320112356 CN 201320112356 U CN201320112356 U CN 201320112356U CN 203122662 U CN203122662 U CN 203122662U
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- CN
- China
- Prior art keywords
- root canal
- processing module
- canal length
- handle
- digital display
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- 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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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model relates to a handheld type digital display root canal length tester which is characterized by comprising a handle internally provided with a processing module, wherein a display module is arranged at the surface of the handle and is connected with the processing module, a root canal reamer is arranged at the end part of the handle and connected with the processing module, and an oral cavity hook is connected with the processing module through a lead. The handheld type digital display root canal length tester has the advantages of small volume, simple structure and convenience in use, and brings the convenience for carrying and using of a dentist.
Description
Technical field
This utility model relates to a kind of hand held numeral and shows root canal length measuring instrument, belongs to technical field of medical instruments.
Background technology
Root canal length is the parameter that odontologist often will measure.On October 25th, 2006, disclosed application number was that 200610050345.3 innovation and creation disclose a kind of root canal length measuring instrument.This analyzer comprises power supply, signal acquisition circuit, signal processing circuit, display, described signal acquisition circuit is made up of reference electrode and exploring electrode, form human body resistance between described reference electrode and the exploring electrode, signal acquisition circuit connects signal processing circuit; Described signal processing circuit is provided with reference resistance, and signal processing circuit is judged the difference of human body resistance and reference resistance, and calculates the distance between exploring electrode end and the apical foramen of tooth; Described reference resistance is equivalent resistance, and reference resistance is connected with the reference calibration circuit, and the equivalent resistance of described reference calibration circuit is substantially equal to 6.5K Ω.This disclosure of the Invention circuit and the principle of root canal length measuring instrument.
On May 21st, 2008, disclosed application number was that 200720110954.3 innovation and creation disclose a kind of root canal length measuring instrument.This analyzer comprises display screen, master control borad, upper shell and lower house, and described display screen is arranged in the upper shell, and described master control borad is arranged in the lower house, and described upper shell and lower house are hinged by rotating mechanism.On April 8th, 2009, disclosed application number was that 200820087521.5 innovation and creation disclose a kind of stratiform formula root canal length measuring instrument.This analyzer comprises shell, electronic control component and display, shell is divided into two parts up and down, two layers are sheet-type enclosure up and down, described display is liquid crystal display, be arranged on the upper strata, be made up of housing and the liquid crystal wiring board that includes, lower floor is the sheet-type enclosure that includes electronic control component and power supply, and two layers of axle connect together up and down.The weak point that foregoing invention is created is: volume is bigger, carries and use equal inconvenience.
Summary of the invention
The purpose of this utility model provides the root canal length measuring instrument that a kind of dentist of convenience carries and uses.
In order to achieve the above object, the technical solution of the utility model has provided a kind of hand held numeral and has shown root canal length measuring instrument, it is characterized in that: the handle of establishing processing module in comprising, surface at handle is provided with display module, display module connects processing module, reamer is located at the end of handle and is linked to each other with processing module, and the oral cavity hook connects processing module by lead.
Preferably, also be provided with switch on the surface of described handle, switch connects described processing module.
Preferably, described display module is LCDs.
The utlity model has little, simple in structure, the easy-to-use advantage of volume, make things convenient for the dentist to carry and use.
Description of drawings
A kind of hand held numeral that Fig. 1 provides for this utility model shows the structural representation of root canal length measuring instrument.
The specific embodiment
For this utility model is become apparent, now with preferred embodiment, and conjunction with figs. is described in detail below.
As shown in Figure 1, a kind of hand held numeral that provides of this utility model shows that root canal length measuring instrument mainly divides as the lower part: the handle 1 of detecting module, processing module, display module and hollow.Processing module is placed on the inside of handle 1, and display module is chosen as LCDs 5, and LCDs 5 is installed in the surface of handle 1, on the surface of handle 1 switch 6 is installed also.Detecting module comprises oral cavity hook 3 and reamer 2, and reamer 2 is installed in the end of handle 1, and oral cavity hook 3 links to each other with processing module by lead 4, and processing module also connects LCDs 5, switch 6 and reamer 2.
The electronic component of processing module and circuit can be 200610050345.3 innovation and creation with reference to application number.
Claims (3)
1. a hand held numeral shows root canal length measuring instrument, it is characterized in that: the handle (1) of establishing processing module in comprising, surface at handle (1) is provided with display module, display module connects processing module, reamer (2) is located at the end of handle (1) and is linked to each other with processing module, and oral cavity hook (3) connects processing module by lead (4).
2. a kind of hand held numeral as claimed in claim 1 shows root canal length measuring instrument, and it is characterized in that: also be provided with switch (6) on the surface of described handle (1), switch (6) connects described processing module.
3. a kind of hand held numeral as claimed in claim 1 shows root canal length measuring instrument, and it is characterized in that: described display module is LCDs (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320112356 CN203122662U (en) | 2013-03-12 | 2013-03-12 | Handheld type digital display root canal length tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320112356 CN203122662U (en) | 2013-03-12 | 2013-03-12 | Handheld type digital display root canal length tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203122662U true CN203122662U (en) | 2013-08-14 |
Family
ID=48930697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320112356 Expired - Fee Related CN203122662U (en) | 2013-03-12 | 2013-03-12 | Handheld type digital display root canal length tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203122662U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109925084A (en) * | 2019-04-20 | 2019-06-25 | 常州赛乐医疗技术有限公司 | A kind of coupling type apex radicis dentis position indicator |
-
2013
- 2013-03-12 CN CN 201320112356 patent/CN203122662U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109925084A (en) * | 2019-04-20 | 2019-06-25 | 常州赛乐医疗技术有限公司 | A kind of coupling type apex radicis dentis position indicator |
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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: 20130814 Termination date: 20170312 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |