Now showing items 1-4 of 4

    • Measuring Ciliary Muscle Thickness Changes with Accommodation in Young Adults 

      Lossing, Laura Ashley; Sinnott, Loraine T.; Kao, Chiu-Yen; Richdale, Kathryn; Bailey, Melissa D. (Optometry and Vision Science, 2012-05)
      Purpose: To develop a measurement protocol for changes in the shape and size of the ciliary muscle with accommodation using the Zeiss Visante™ Anterior Segment Optical Coherence Tomographer (AS-OCT) and to determine the ...
    • Quantification of Age-Related and per Diopter Accommodative Changes of the Lens and Ciliary Muscle in the Emmetropic Human Eye 

      Richdale, Kathryn; Sinnott, Loraine T.; Bullimore, Mark A.; Wassenaar, Peter A.; Schmalbrock, Petra; Kao, Chiu-Yen; Patz, Samuel; Mutti, Donald O.; Glasser, Adrian; Zadnik, Karla (Investigative Ophthalmology & Visual Science, 2013-02)
      Purpose: To calculate age-related and per diopter (D) accommodative changes in crystalline lens and ciliary muscle dimensions in vivo in a single cohort of emmetropic human adults ages 30 to 50 years. Methods: The right ...
    • Semi-Automatic Extraction Algorithm for Images of the Ciliary Body 

      Kao, Chiu-Yen; Richdale, Kathryn; Sinnott, Loraine T.; Ernst, Lauren E.; Bailey, Melissa D. (Optometry and Vision Science, 2011-02)
      Purpose: To development and evaluate a semi-automatic algorithm for segmentation and morphological assessment of the dimensions of the ciliary muscle in Visante™ Anterior Segment Optical Coherence Tomography images. Methods: ...
    • The Effect of Phenylephrine on the Ciliary Muscle and Accommodation 

      Richdale, Kathryn; Bailey, Melissa D.; Sinnott, Loraine T.; Kao, Chiu-Yen; Zadnik, Karla; Bullimore, Mark A. (Optometry and Vision Science, 2012-10)
      Purpose: To objectively measure changes in the human ciliary muscle dimensions in vivo following instillation of topical phenylephrine, a mydriatic and vasodilating agent. Methods: A cross-sectional study of 25 healthy ...