Edmund M. Kosmahl, PT, EdD

Department of Physical Therapy - University of Scranton

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 GONIOMETRY WEB SITE

TEMPEROMANDIBULAR JOINT OPENING

 || Intro. || || Upper Ext. || || Lower Ext. || || Spine || || TMJ ||

Ruler Method

 TMJ opening goniometry picture

Alternate Method


TMJ Open Fingers Picture

Test Position

  • Subject sitting
  • Stabilize cervical spine
  • Open Mouth

Normal Range

  • 35 to 50 mm (Magee)
  • two and 1/2 flexed PIPs (Friedman and Weisberg)

Ruler Alignment

  • Use a ruler to measure the distance between the upper and lower incisors
  • Alternate method - have the subject flex the proximal interphalangeal joints (PIPs) of the fingers and assess how many PIPs can fit between the teeth

Normal End Feel

  • Capsular or ligamentous

 || Intro. || || Upper Ext. || || Lower Ext. || || Spine || || TMJ ||

To First Goniometry Page

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