CN203341842U - Handheld digital display root canal length measurement instrument - Google Patents
Handheld digital display root canal length measurement instrument Download PDFInfo
- Publication number
- CN203341842U CN203341842U CN 201320291045 CN201320291045U CN203341842U CN 203341842 U CN203341842 U CN 203341842U CN 201320291045 CN201320291045 CN 201320291045 CN 201320291045 U CN201320291045 U CN 201320291045U CN 203341842 U CN203341842 U CN 203341842U
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- handle
- root canal
- measurement instrument
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- processing module
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Abstract
The utility model belongs to medical appliances and in particular relates to a handheld digital display root canal length measurement instrument. The measurement instrument comprises a detection module, a processing module, a display module and a hollow handle (1), wherein the detection module comprises a root canal expansion needle (2) and an oral hook (3); the root canal expansion needle (2) is positioned at the end part of the handle (1); the oral hook (3) is connected to the bottom of the handle (1) through a lead wire (4); the processing module is positioned in the handle (1); the root canal expansion needle (2) and the oral hook (3) are communicated with the processing module; the display module is a liquid crystal display screen (5); the liquid crystal display screen (5) is arranged on the surface of the handle (1). The measurement instrument has the advantages of small volume, simple structure and convenience for use, and is convenient for a dentist to carry and use.
Description
Technical field
This utility model belongs to medical apparatus and instruments, and particularly a kind of hand held numeral shows root canal length measuring instrument.
Background technology
Root canal length is the parameter that odontologist often will measure.The innovation and creation that on October 25th, 2006, disclosed application number was 200610050345.3 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 comprised of reference electrode and exploring electrode, form human body resistance between described reference electrode and exploring electrode, signal acquisition circuit connects signal processing circuit; Described signal processing circuit is provided with reference resistance, the difference of signal processing circuit judgement human body resistance and reference resistance, and calculate the distance between exploring electrode end and 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.
The innovation and creation that on May 21st, 2008, disclosed application number was 200720110954.3 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 upper shell, and described master control borad is arranged in lower house, and described upper shell and lower house are hinged by rotating mechanism.The innovation and creation that on April 8th, 2009, disclosed application number was 200820087521.5 disclose a kind of layered canalis radicis dentis length measuring instrument.This analyzer comprises shell, electronic control component and display, shell is divided into upper and lower two parts, upper and lower two layers are sheet-type enclosure, described display is liquid crystal display, be arranged on upper strata, housing and the liquid crystal wiring board included, consist of, lower floor is the sheet-type enclosure that includes electronic control component and power supply, and upper and lower two layers of axle connect together.The weak point of above-mentioned two innovation and creation is: volume is larger, carries and use equal inconvenience.
The utility model content
The purpose of this utility model is to provide a kind of hand held numeral and shows root canal length measuring instrument, and this analyzer facilitates the dentist to carry and uses.
The scheme that this utility model solve the technical problem is: a kind of hand held numeral shows root canal length measuring instrument, comprise detecting module, processing module, display module, described detecting module comprises reamer and oral cavity hook, it is characterized in that: this analyzer also comprises the handle of hollow, described reamer is positioned at the end of handle, and described oral cavity hook is connected to the bottom of handle by wire; Processing module is positioned at handle inside, and reamer and oral cavity hook are communicated with processing module; Described display module is LCDs, and LCDs is arranged on the surface of handle.
The utlity model has little, simple in structure, the easy-to-use advantage of volume, facilitate the dentist to carry and use.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
The specific embodiment
As shown in Figure 1, a kind of hand held numeral shows root canal length measuring instrument, this analyzer comprises the handle 1 of hollow, and the reamer 2 that belongs to detecting module is positioned at the end of handle 1, and the oral cavity hook 3 that belongs to detecting module is connected to the bottom of handle 1 by wire 4; Processing module is positioned at handle 1 inside, the innovation and creation setting that the electronic component of processing module and circuit are 200610050345.3 with reference to application number, and reamer 2 and oral cavity hook 3 are communicated with processing module; Display module is LCDs 5, and LCDs 5 is arranged on the surface of handle 1, and the surface of handle 1 also arranges switch 6.
Claims (1)
1. a hand held numeral shows root canal length measuring instrument, comprise detecting module, processing module, display module, described detecting module comprises reamer (2) and oral cavity hook (3), it is characterized in that: this analyzer also comprises the handle (1) of hollow, described reamer (2) is positioned at the end of handle (1), and described oral cavity hook (3) is connected to the bottom of handle (1) by wire (4); Processing module is positioned at handle (1) inside, and reamer (2) and oral cavity hook (3) are communicated with processing module; Described display module is LCDs (5), and LCDs (5) is arranged on the surface of handle (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320291045 CN203341842U (en) | 2013-05-22 | 2013-05-22 | Handheld digital display root canal length measurement instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320291045 CN203341842U (en) | 2013-05-22 | 2013-05-22 | Handheld digital display root canal length measurement instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203341842U true CN203341842U (en) | 2013-12-18 |
Family
ID=49741790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320291045 Expired - Fee Related CN203341842U (en) | 2013-05-22 | 2013-05-22 | Handheld digital display root canal length measurement instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203341842U (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
- 2013-05-22 CN CN 201320291045 patent/CN203341842U/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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131218 Termination date: 20140522 |