Effectiveness of the Canalith Repositioning Procedure in the Slides: 7 Download presentation Effectiveness of the Canalith Repositioning Procedure in the Treatment of Benign Paroxysmal Positional Vertigo by Janet O. Helminski ptjournal Volume 94(10): 1373 -1382 September 30, 2014 © 2014 American Physical Therapy Association Mechanisms of benign paroxysmal positional vertigo (BPPV), illustrated for left posterior semicircular canal BPPV. The crista ampullaris of the fluid-filled semicircular canals contains sensory epithelium consisting of hair cells embedded within the cupula, a fine, gelatinous membrane. Janet O. Helminski PHYS THER 2014; 94: 1373 -1382 © 2014 American Physical Therapy Association Particle repositioning maneuvers. Janet O. Helminski PHYS THER 2014; 94: 1373 -1382 © 2014 American Physical Therapy Association Movement of debris within the right posterior semicircular canal during the canalith repositioning procedure, illustrated for treatment of the right posterior semicircular canal. Janet O. Helminski PHYS THER 2014; 94: 1373 -1382 © 2014 American Physical Therapy Association Preintervention and Postintervention Outcome Measures. Janet O. Helminski PHYS THER 2014; 94: 1373 -1382 © 2014 American Physical Therapy Association Janet O. Helminski PHYS THER 2014; 94: 1373 -1382 © 2014 American Physical Therapy Association Janet O. Helminski PHYS THER 2014; 94: 1373 -1382 © 2014 American Physical Therapy Association