These covered surfaces effectively prevent cross-contamination. You may notice that many items are designed for single-use and are properly disposed after each patient. Such items include the saliva ejectors, high-speed evacuators and needles. Disposable items are effective in preventing cross-contamination. A myriad of dental supplies are for single one-time use.
Disposable items are very expedient and effective for infection control.
The federal Occupational Safety and Health Administration publishes specific regulations that protect employees from injury or illness in the work place. For example, the use of personal protective equipment such as single-use disposable gloves provide protection for both the health care provider and you, the patient. The scientific community has made great strides in researching and applying infection control techniques to dental practices. Infection control continuing education is available at every major dental continuing education seminar. Please feel free to ask your dentist about infection control practices if you have any concerns.