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Dr. Huda Yasir
INTRODUCTION
DENTAL CHAIR AND PATIENT POSTIONS
OPERATOR POSITIONS
OPERATING STOOLS
GENERAL CONSIDERATIONS
HISTORY
1790 was a big year for dentistry, as this was also the year the first specialized dental chair was invented. It was made from a wooden chair with a headrest attached.
Until a few decades ago , most dental procedures were performed with patient seated upright and dentist standing next to patient ,this prolonged period caused musculoskeletal disorders for dentists.
INTRODUCTION
Dental chair and patient position
This is the initial position of chair from which further adjustments are made
ALMOST SUPINE POSITION
2. RECLINED 45 DEGREE POSITION
Operator position
Operator position
Usually sitting position is preferred in modern dentistry to relieve stress on operators leg and support the operators back.
Operator position
When working from clock positions 9-1200, feetspread apart so that your legs and the chair base form a tripod which creates a stable position Back of the operator should be always straight Head erect and should not be bent of drooping
FOR A RIGHT HANDED OPERATOR
OPERATING POSITIONS
Operator stools
LIGHTING
General Considerations
Magnification achieved with either surgical loupes or dental microscopes enlarges the operating site. Both allow the clinician to visualize features not otherwise perceptible to the naked eye.
The Benefits Of Magnification Magnified Image Brilliant Illumination Better Posture and Improved Comfort Increasing Accuracy Improved Dental Care Additional Treatment Options
TO INCREASE THE EASE AND VISIBILITY, THE PATIENTS HEAD MAY BE TURNED TOWARDS THE OPERATOR.