Measure the distance between your calf and the front of your office chair.![How Do I Adjust The Arm Rest On A My Marus Dental Char How Do I Adjust The Arm Rest On A My Marus Dental Char](/uploads/1/2/4/8/124868520/291605177.jpg)
Clench your fist and try to pass it between your office chair and the back of your calf. There should be a fist-sized space (about 5 cm or 2 inches) between your calf and the edge of the chair. This determines whether the depth of the chair is correct.
![How Do I Adjust The Arm Rest On A My Marus Dental Char How Do I Adjust The Arm Rest On A My Marus Dental Char](/uploads/1/2/4/8/124868520/291605177.jpg)
![Rest Rest](/uploads/1/2/4/8/124868520/662413343.jpg)
- If it's tight and difficult to fit your fist in the space, your chair is too deep and you'll need to bring the backrest forward. Most ergonomic office chairs allow you to do so by turning a lever below the seat on the right hand side. If you can't adjust the chair's depth, use a low back or lumbar support.
- If there is too much space between your calves and the edge of the chair then you can adjust the back backwards. There will usually be a lever below the seat on the right hand side.
- It's essential that the depth of your office chair is correct to avoid slumping or slouching while you work. Good lower back support will minimize the strain on your back and is a great precaution against low back injuries.
Dental stool models claimed to be 'ergonomic' run the gamut from backrest with armrests, to backrest without armrests, to armrests without backrests, to no backrest and no armrests. 1A To add to the conundrum, there is a dearth of dental studies regarding the benefits (or lack thereof) of these two features on the health of the dentist. Free Marus help, support & customer service. Find your Marus product. Get solutions from top Marus experts. Marus Dental Patient Chair. Marus Ceiling Light Suspension Tube 29inch for CL1000. View related Questions or Answers. Marus Dental Operatory w/ Pro Euro Unit. View related Questions or Answers. Marus Maxstar Patient Chair.