With the ever increasing population, the needs and demands for dental care also increases proportionately. so, a thorough planning on a nation wide basis rather than only urban dental needs, keeping in mind - The philosphy of Primary dental health care is needed.The present book focusses on various types of dental auxiliaries and their services.It is well accepted that trained auxiliary may considerably increase the amount of service which the dentist can provide and operating with maximum assistance can reduce the strain for both the patient and operator, both being more relaxed.