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A Dentist’s Daily Routine

Sterile and safe with vacuum

The first appointment of the day, and the vacuum pumps are already set up and ready for use. At the dentist’s office, vacuum plays a vital role in keeping treatments hygienic and safe for dentist and patient alike. A variety of dental procedures use it – and vacuum pumps from Busch provide it.

A dentist’s office has a wide array of equipment to help maintain patients’ oral hygiene: Special lighting and chairs, a variety of metal implements, and more complex systems such as an x-ray machine and drill. Two such complex systems use vacuum to ensure that neither dentist nor patient has any negative effects from their visit.

Safe and comfortable treatment

Today’s first patient has been suffering from toothache and needs a filling. First, the tooth must be drilled. Alongside the drill, the dentist uses a suction device. This useful tool is not only used during fillings, but also other cleanings and cosmetic treatments. It makes the procedure more comfortable for the patient by removing excess saliva, and reduces the possibility of aerosolized saliva, which can cause germs, bacteria, and viruses to become airborne. The suction device is also invaluable for treatments that need a dry environment to create a strong bond, such as when gluing a filling in place. It maintains a constant vacuum level to suction in saliva and air, ensuring that treatments have their expected result.

Effective sterilization

When the drilling is finished, the cavity filled, and the patient has left, the instruments need appropriate cleaning before the next procedure can begin. This avoids cross-contamination between patients by killing any harmful particles that could cause infection or disease. In an autoclave, the instruments are exposed to saturated steam: steam that has been heated to a sufficiently high temperature such that all water droplets have evaporated. However, for proper sterilization, the entire surface of each instrument must have direct contact with the steam throughout the entire process – which can be a challenge when it comes to more complex shapes or hollow instruments. These spaces can be filled with air, meaning that the steam never or only partially penetrates them. A vacuum pump from Busch extracts the air from the autoclave before sterilization begins, ensuring that all air pockets are removed and that the injected steam envelops the equipment. Once the cycle is finished, the instruments are vacuum dried and leave the autoclave free of harmful bacteria.
Humanity’s first fillings

Fillings are a standard procedure in modern dentistry to repair a cavity, and most adults will have at least one in their lifetime. However, although materials and tools have been continuously developed and improved, this dental treatment is no modern invention. The earliest recorded filling dates back to around 13,000 years ago. It was discovered in the jawbone of a Paleolithic person who lived in what is now Tuscany in Italy. The two front teeth show evidence of having been hollowed out with stone tools, presumably to remove infected tissue. They were then refilled with bitumen, a naturally occurring tar-like substance that can also act as an antiseptic. Beeswax was another readily available filling material and was discovered in a 6,500-year-old tooth found in a cave in modern-day Slovenia. Filling materials today are more permanent: Most fillings tend to be made of metals, ceramics, or plastic resins.