There are several advantages of using an ultrasonic cleaner in cleaning retainers. The first advantage of using an ultrasonic cleaner for retainers is because it has flexibility in use and is gentle on the retainers. Firstly, it can clean areas and surfaces you might not be able to clean yourself since they can be hard to access or reach and it can remove bacteria and other deposits which you could not remove during normal cleaning.Its use frequency depends in the need and frequency recommended by the orthodontist that will place the dental braces. In any case, according to the most common advice, it is advised to use the ultrasonic cleaning once a week to ensure that the retainers are clean and do not harbor bacteria.If used appropriately, most ultrasonic cleaners pose little threat to dental appliances and their usage should not be restricted. Nevertheless, one should adhere to this guideline strictly and avoid affiliate your retainer with chemicals or substances that can harm it in some way.In selecting an ultrasonic cleaner for your retainer, it is best to consider an adjustable timer of the cleaning process, a large tank for major quantity of retainers, and a basket that is detachable for easy cleaning. Also, the size and carrying dimension of the cleaner should be considered with regards to its durability and longevity.Conventional ultrasonic cleaners effectively clean dental retainers especially in eliminating bacteria and other deposits but they may not completely remove all forms of deposits. Sometimes, it may take more than the dishwasher to thoroughly clean your retainer and hence this requires manual washing.There are some special cleaning devices for dentures called ultrasonic denture cleaners and, more than likely, these devices are not suitable for use on retainers. Retainer cleaners are normally milder and not as sturdy as other types of cleaners, thus, he or she is ideal for fragile dental tools. Furthermore, they may provide an adjustable timer for cleaning time and a digital temperature regulator which are options that one is not likely to find with a denture cleaner.