31516330Contact Lenses
Course Information
Description
This course gives the student in-depth exposure to the technical aspects of a clinical contact lens practice. Lecture and laboratory experiences emphasize lens verification, patient education and evaluation. In this course you will learn various skills which will be valuable to you and any practice in which you are employed in. In a contact lens practice the technician is able to truly interact and work with the patients.
Total Credits
3
Course Competencies
  1. Examine contact lens terminology
    Assessment Strategies
    participating in classroom and group discussion
    completing a homework assignment
    completing a quiz
    Criteria
    learner examines aggittal height
    learner examines wetting angle
    learner identifies the characteristics of RGP and Hydrogel contact lenses
    learner examines extended wear contact lens
    learner examines scleral contact lens
    learner examines contact lenses
    learner examines corneal contact lens
    learner identifies truncated contact lens
    learner identifies fenestration holes in contact lenses
    learner differentiates between the types of toric contact lenses

  2. Analyze RGP lens verification
    Assessment Strategies
    participating in classroom and group discussion
    completing lab assignment
    completing a homework assignment
    completing a video review activity sheet
    completing a skill checkout
    completing a quiz
    Criteria
    learner describes rigid contact lens
    learner identifies rigid contact lenses
    learner labels the parameters of RGP contact lens
    learner draws a diagram of contact lens parameters
    learner identifies the tolerance of the parameters
    learner identifies the components of radiuscope
    learner identifies the equipment needed to perform verification of RGP contact lenses
    learner identifies the abbreviations for contact lens parameters
    learner performs rigid contact lens verification

  3. Explain the history of contact lenses
    Assessment Strategies
    participating in role playing exercises
    participating in classroom and group discussion
    completing a homework assignment
    completing a quiz
    Criteria
    learner identifies important dates in contact lens history
    learner identifies the methods of manufacturing contact lenses
    learner identifies people in contact lens history

  4. Analyze optical principles of rigid contact lenses
    Assessment Strategies
    participating in classroom and group discussion
    completing homework assignment
    completing a quiz
    Criteria
    learner calculates optimal spherical contact lens power
    learner converts diopter K into millimeters valves
    learner converts millimeters into diopter K values
    learner examines lacrimal lens
    learner identifies hydrogel contact lens FDA classification

  5. Perform RGP contact lens patient instructions and education
    Assessment Strategies
    participating in role playing exercises
    participating in classroom and group discussion
    completing in lab assignment
    completing skills checkout activities
    completing a video review activity sheet
    completing a quiz
    Criteria
    learner displays proper handling contact lens hygiene
    learner demonstrates/ teaches RGP contact lens insertion
    learner demonstrates/teaches RGP contact lens recentering techniques
    learner demonstrates/teaches RGP contact lens removal
    learner explains RGP contact lens solutions
    learner demonstrates RGP contact lens cleaning procedure
    learner demonstrates RGP contact lens disinfectant procedure
    learner explains RGP contact lens wearing schedule
    learner inserts RGP contact lens on a patient's eye
    learner removes RGP contact lens patient's eye

  6. Perform hydrogel contact lens patient instructions and education
    Assessment Strategies
    participating in classroom and group discussion
    participating in role playing exercises
    completing lab assignment
    completing homework assignment
    completing a video review activity sheet
    completing skills checkout activities
    completing a quiz
    Criteria
    learner displays proper handling contact lens hygiene
    learner identifies inside-out of Hydrogel contact lens
    learner demonstrates the "Taco" test
    learner demonstrates/teaches Hydrogel contact lens insertion
    learner demonstrates/teaches Hydrogel contact lens removal
    learner explains Hydrogel contact lens solutions
    learner identifies Hydrogel contact lens wearing schedules
    learner demonstrates/teaches Hydrogel contact lens cleaning procedure

  7. Explain anatomical and physiological aspects
    Assessment Strategies
    participating in classroom and group discussion
    completing homework assignment
    completing a quiz
    Criteria
    learner identifies five layers of the cornea
    learner identifies physiological aspects of the cornea
    learner explores the tear film layers
    learner explores the effect of the tonicity of the tear film
    learner explores corneal metabolism
    learner reviews the anatomy of the limbus
    learner reviewsthe anatomy of the conjunctiva
    learner reviews the anatomy of the eyelids
    learner explores the action of the eyelids on a blink as it relates to contact lens wear

  8. Analyze special lens, special topics
    Assessment Strategies
    participating in classroom and group discussion
    completing a homework assignment
    completing a quiz
    Criteria
    learner summarizes monovision
    learner explores RGP & Hydrogel lenses for extended wear
    learner explains Keratoconus
    learner explains the two designs for bifocal contact lenses
    learner identifies the styles of the simultaneous RGP bifocal contact lenses
    learner identifies the styles of the alternating RGP bifocal contact lenses
    learner identifies the styles of the simultaneous Hydrogel bifocal contact lenses
    learner identifies the styles of the alternating Hydrogel bifocal contact lenses
    learner summarizes orthokeratology
    learner explains the insertion of a prosthetic eye
    learner identifies pathologic and developmental anomalies that require contact lens for infants and young children
    learner explains the lens position marks on toric hydrogel contact lenses
    learner explores the types of hydrogel disposable contact lenses

  9. Perform C.L. preliminary measurements
    Assessment Strategies
    participating in classroom and group discussion
    completing a lab assignment
    completing a homework assignment
    completing a quiz
    Criteria
    learner obtains pre-fitting evaluation
    learner performs tear film analysis
    learner distinguishs physical preliminary measurements
    learner explains the three general contact lens fitting procedures
    learner explains the differences between visibility tints, transparent tints and opaque tints in contact lenses
    learner identifies the three types of white blood cells found from ocular smear

  10. Demonstrate C.L. fitting procedures
    Assessment Strategies
    participating in role playing lab exercises
    participating in classroom and group discussion
    completing a lab assignment
    completing a video review activity
    completing a quiz
    Criteria
    learner compares Keratometry contact lens fitting measurements
    learner explains the fluorescein patterns of a steep, flat and on K, RGP contact lens
    learner summarizes the three basic contact lens fitting criteria
    learner explains the three general contact lens fitting procedures
    learner explains the three point touch fitting of Hydrogel contact lens

  11. Analyze RGP lens modification
    Assessment Strategies
    participating in classroom and group discussion
    participating in role playing lab exercises
    completing lab assignment
    completing a quiz
    Criteria
    learner identifies contact lens modification equipment
    learner explains the procedure for polishing RGP contact lenses
    learner explains the procedure for changing the power of RGP contact lenses
    learner performs the polishing procedure for RGP contact lens
    learner performs the RGP lens power change by +.50 and -.50
    learner explains the procedure for modification of RGP lens diameter
    learner explains the procedure for edge contour modification
    learner differentiates the types of polish used with contact lens materials

  12. Analyze corneal pathology, cosmetics education and C.L.'s
    Assessment Strategies
    participating in classroom and group discussion
    presenting an article review assignment
    participating in classroom slide show activity
    completing a quiz
    Criteria
    learner identifies vision threatening common pathogens with contact lens wear
    learner explains application guidelines of cosmetics with contact lens wear
    learner explains contact lens complications seen on the cornea
    learner summarizes central corneal clouding, and three and nine o'clock staining
    learner explains the areas of the palpebral conjunctiva for recording purposes with GPC.
    learner identifies non-vision threatening complications with contact lens wear

  13. Analyze office procedures, contact lens inventory and insurance
    Assessment Strategies
    participating in classroom and group discussion
    completing a quiz
    Criteria
    learner explains office procedures for scheduling contact lens patient's
    learner differentiates between warranties, service contracts and insurance
    learner explains types of recall systems
    learner explains equipment maintenance
    learner explains inventory maintenance
    learner designs contact lens ordering and laboratory control system