Ergonomic Issues In Dental Hygienists And Dentists

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In the dental field; assistants, dental hygienists, dentists, etc. many employees and employers suffer from ergonomic issues. Ergonomics has always been stressed to be perfected since dental hygiene has been around. Ergonomics is big in any career setting, but as for dental professionals it seems to be a little bit more elevated. The dental field has long struggled with many issues regarding ergonomical positioning and ergonomical inventions and these things have just recently started to come to life. Whether dental hygienists like it or not, ergonomics is still an issue and without correcting certain things in the dental operatory and figuring out new ways of positioning oneself, it will continue to be an issue. There are many disorders, musculoskeletal, …show more content…

There is a very high prevalence of these disorders in both dental hygienists and dentists. It is not centered on dental hygienists alone. Some other musculoskeletal disorders experienced are tendonitis, neuropathy, and tension neck syndrome and trapezius myalgia. MSD pain and neuropathy in hygienists alone ranges from 60% to 96%. These disorders arise from certain issues in positioning as well as heavy workloads and exertion in awkward postures. The most affected muscle tends to be the Trapezius because that’s where most of the work load is centered when working on patients (Morse et al, 2007). When working on the maxillary arch, it is the most difficult to position one in a successful ergonomic position. It causes the hygienist to lean and stretch forward. One of the biggest causative factors for bad positioning involves the misuse of the operator chair. If the operator is sat too high it can cause falls, if it is too low it can cause slouching as well as knee or back pain. Another causative factor in these disorders is not having the patient work with the hygienist. The patient can also move their heads in any direction unless they have neck or shoulder issues or are impaired (Valachi, 2012). In the article, Local anesthetic Syringe Ergonomics and Student Preferences, the authors stated “It has been hypothesized that dentists and dental hygienists have heightened risks for wrist deviations …show more content…

We have all heard the statement “sit up straight”. Hygienists and dentists have heard for many years to straighten up and move this way and move that way, but it all comes with practice and experience. For instance, for the maxillary arch, sense that’s where a lot of the awkward positioning resides, there are many ways to correct positioning. Have the patient tip their head back where the occlusal plane is at about a 15 degree angle. If the hygienist is worried about the patient being comfortable there are dental cushions that are able to slide under the patient’s neck to keep them in this position. For the lower arch, make sure that the patient’s occlusal plane at 30 degrees from the horizontal plane and angle the patients chin downward. As far as positioning the operator chair, the hygienist should adjust the backrest height so the most convex portion is in the low back curve, move the backrest away from the back so the hygienist can sit all the way back, use the three finger width rule when choosing a chair and if the closest finger touches the seat the seat is too deep, adjust the height with feet flat on the floor until the thigh slopes a little downward, weight should be evenly distributed, and the chair has arm rests make sure to adjust them where the shoulder is not elevated and where the arm is fully supported (Valachi, 2012). There are also different

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