JPH043712U - - Google Patents
Info
- Publication number
- JPH043712U JPH043712U JP4254990U JP4254990U JPH043712U JP H043712 U JPH043712 U JP H043712U JP 4254990 U JP4254990 U JP 4254990U JP 4254990 U JP4254990 U JP 4254990U JP H043712 U JPH043712 U JP H043712U
- Authority
- JP
- Japan
- Prior art keywords
- cutting tool
- blade section
- root canal
- tip
- main body
- 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.)
- Pending
Links
- 210000004746 tooth root Anatomy 0.000 claims description 5
- 210000004262 dental pulp cavity Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Description
第１図から第７図までの図面はこの考案の一実
施例を示すものであり、第１図は歯科用根管切削
具の外観斜視図、第２図は切削具本体の先端部の
拡大図、第３図から第６図はこの歯科用根管切削
具によつて根管を切削した場合の各段階における
切削状態を示す歯の断面図、第７図は切削終了後
の歯の断面図である。
１，１Ａ，１Ｂ，１Ｃ……歯科用根管切削具、
２……切削具本体、５……刃部、６……切刃、７
……ガイドロツド部、１１，１２，１３，１４…
…根管。
The drawings from Fig. 1 to Fig. 7 show one embodiment of this invention, and Fig. 1 is an external perspective view of a dental root canal cutting tool, and Fig. 2 is an enlarged view of the tip of the cutting tool body. Figures 3 to 6 are cross-sectional views of the tooth showing the cutting state at each stage when the root canal is cut with this dental root canal cutting tool, and Figure 7 is a cross-sectional view of the tooth after cutting. It is a diagram. 1, 1A, 1B, 1C...Dental root canal cutting tool,
2... Cutting tool body, 5... Blade portion, 6... Cutting blade, 7
...Guide rod part, 11, 12, 13, 14...
...Root canal.
Claims (1)
びる切刃を有する刃部が設けられてなる歯科用根
管切削具において、上記切削具本体の先端であつ
て上記刃部の延長線上に、外径が刃部よりも小径
のガイトロツド部が設けられていることを特徴と
する歯科用根管切削具。 In a dental root canal cutting tool in which a blade section having a cutting edge extending in the longitudinal direction is provided at the tip of a rod-shaped cutting tool main body, a blade section is provided at the tip of the cutting tool main body and on an extension line of the blade section. A dental root canal cutting tool, characterized in that it is provided with a guide rod portion having an outer diameter smaller than that of the blade portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4254990U JPH043712U (en) | 1990-04-23 | 1990-04-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4254990U JPH043712U (en) | 1990-04-23 | 1990-04-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH043712U true JPH043712U (en) | 1992-01-14 |
Family
ID=31554192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4254990U Pending JPH043712U (en) | 1990-04-23 | 1990-04-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH043712U (en) |
-
1990
- 1990-04-23 JP JP4254990U patent/JPH043712U/ja active Pending