Admission Test for Dental Hygiene (ATDH) Practice 2026 – All-in-One Study Guide to Excel in Your Exam!

Sterilizing dental instruments is crucial for ensuring patient safety and preventing infections. The use of an autoclave is the preferred method in dental practices because it employs steam under pressure to achieve sterilization. This process effectively destroys all forms of microbial life, including spores, by using high temperatures (typically around 121-134 degrees Celsius) for a specified duration.

Alternatives like soaking in alcohol, using UV light, or wiping with disinfectant wipes do not provide the same level of sterility. Alcohol may kill certain bacteria and viruses, but it does not eliminate all pathogens, particularly spores. UV light can reduce microbial load but is not reliable for complete sterilization, as it does not penetrate all surfaces or areas of instruments. Disinfectant wipes are effective for surface cleaning but do not achieve sterilization; they are primarily used for disinfection, which does not equate to the complete elimination of all microorganisms as sterilization does. Thus, the autoclave is the standard and most effective method for sterilizing dental instruments.