Title:
METHOD AND ARRANGEMENT FOR CLEANING OF A CANAL
Document Type and Number:
WIPO Patent Application WO/2017/162705
Kind Code:
A3
Abstract:
The invention relates to a method and an arrangement for the cleaning of a circumferentially closed canal (10) by means of a light guide (14) conducting a laser beam. The entry of the laser beam into the light guide is interrupted when the free end of the light guide is outside of the canal and/or the movement of the light guide within the canal is monitored and that if there is no movement or the movement is below a threshold value then a signal is triggered and/or the laser radiation is turned off or its output is reduced.
Inventors:
ERTL THOMAS (DE)
DIEBOLDER ROLF (DE)
DIEBOLDER ROLF (DE)
Application Number:
PCT/EP2017/056751
Publication Date:
November 02, 2017
Filing Date:
March 22, 2017
Export Citation:
Assignee:
DEGUDENT GMBH (DE)
DENTSPLY SIRONA INC (US)
DENTSPLY SIRONA INC (US)
International Classes:
A61C5/50; A61C1/00; A61C17/02
Foreign References:
| US20150173852A1 | 2015-06-25 | |||
| US5846080A | 1998-12-08 | |||
| US20080219629A1 | 2008-09-11 | |||
| US20080285017A1 | 2008-11-20 | |||
| US20110217665A1 | 2011-09-08 | |||
| US20120123399A1 | 2012-05-17 | |||
| US20130323673A1 | 2013-12-05 |
Attorney, Agent or Firm:
STOFFREGEN, Hans-Herbert (DE)
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