ДСТУ EN ISO 14457:2022 Стоматологія. Наконечники та двигуни (EN ISO 14457:2017, IDT; ISO 14457:2017, IDT)



ДСТУ EN ISO 14457:2022
(EN ISO 14457:2017, IDT; ISO 14457:2017, IDT)

Стоматологія. Наконечники та двигуни

 
     
Не є офіційним виданням.
Офіційне видання розповсюджує національний орган стандартизації
(ДП «УкрНДНЦ» http://uas.gov.ua)

Contents

Foreword

1 Scope

2 Normative references

3 Terms and definitions

4 Classification of handpieces

5 Requirements and performance

5.1 General

5.2 Materials

5.3 Drop test

5.4 Noise level

5.5 Surfaces

5.6 Power supply

5.6.1 Electrical power supply

5.6.2 Air supply

5.7 Air and water pressure

5.8 Temperature

5.8.1 General

5.8.2 Temperature rise of housing

5.8.3 Excessive temperature

5.9 Vibrations

5.10 Resistance to reprocessing

5.11 Leakage and/or ingress of water

5.12 Electromagnetic compatibility

5.13 Operating controls

5.14 Usability

5.15 Connection and supply

5.15.1 General

5.15.2 Connections for high-speed air turbine handpiece and air motor connectors

5.15.3 Connection for handpieces and motors

5.16 Chuck system for shanks

5.16.1 Metallic chuck system

5.16.2 Non-metallic chuck system

5.17 Test mandrel

5.18 Speed

5.19 Eccentricity

5.20 Stall torque

5.21 Dimensions of head and nose

5.22 Output power of high-speed air turbine hand piece

5.23 Handpieces with light

6 Sampling

7 Testing

7.1 General test conditions

7.2 Visual inspection

7.3 Power supply — Electrical

7.4 Power supply — Air

7.4.1 Apparatus

7.4.2 Procedure

7.5 Spray air supply

7.5.1 Apparatus

7.5.2 Procedure

7.6 Water supply

7.6.1 Apparatus

7.6.2 Procedure

7.7 Air and water pressure

7.7.1 Apparatus

7.7.2 Procedure

7.8 Motor cooling air

7.8.1 Apparatus

7.8.2 Procedure

7.9 Handpiece cooling air

7.9.1 Apparatus

7.9.2 Procedure

7.10 Connection for handpieces and motors

7.11 Connection and supply

7.11.1 Apparatus

7.11.2 Procedure

7.12 Test mandrels

7.13 Chuck for shanks

7.13.1 Extraction test

7.13.2 Torque test

7.14 Dimensions of head and nose

7.14.1 Apparatus

7.14.2 Procedure

7.15 Eccentricity

7.15.1 Apparatus

7.15.2 Procedure

7.16 Stall torque

7.16.1 Apparatus

7.16.2 Procedure

7.17 Noise level

7.17.1 Apparatus

7.17.2 Test conditions

7.17.3 Procedure

7.18 Speed

7.18.1 Apparatus

7.18.2 Procedure

7.19 Temperature rise of housing

7.19.1 Temperature rise of motors

7.19.2 Temperature rise for handpieces

7.20 Excessive temperature

7.20.1 Excessive temperature for motors

7.20.2 Excessive temperature for handpieces

7.21 Resistance to reprocessing

7.22 Output power of high-speed air turbine handpieces

7.22.1 Apparatus

7.22.2 Procedure

7.23 Handpieces with light

7.23.1 Apparatus

7.23.2 Procedure

8 Instructions for use, maintenance and service

9 Technical description

10 Marking

10.1 General

10.2 Handpieces

10.3 Motors

11 Labelling

12 Packaging

Annex A (informative) Handpiece and motor category tree

Annex B (informative) Test report form

Bibliography