CDA Duties in OMS

Set up of Ops and Equipment:

  • Wipe down ops
  • Turn on x-ray machine(s)
  • Turn on computers and load appropriate software
  • Post day sheets (in ops, sterilization, RN and CDA workstations)
  • Prepare and sterilize instruments and equipment
  • Pick and setup for surgery with appropriate equipment, instrumentation, and materials (e.g. bone minerals, membranes, implants, etc.)
  • Use STERILE TECHNIQUE when applicable
  • Possess a working knowledge of all implants systems (Astra, Nobel, and Straumann), and their components
  • Know where all instruments and equipment (specialty and otherwise) are stored


  • Update and review health histories, clinical notes, and treatment plans DAILY, WEEKLY, and BIWEEKLY
  • File onsite radiographs
  • Ensure that offsite CT CD’s are ‘picked’ and readable

Radiography Acquisition:

  • Pas
  • Occlusal films
  • Pans
  • CT scans
  • Intra-oral scans

Lab Duties:

  • Acquire alginate impressions to fabricate study models, surgical guides, and palatal stents
  • Acquire PV bite registration to adjust dentures (following healing abutments, or locators)
  • Adjust and reline dentures

Chairside Assisting:

  • Extractions
  • Extractions with ridge preservation (includes charting)
  • Biopsies (includes specimen processing, filing requisitions, charting, tracking)
  • Exposures (with or without a bracket, place periopak)
  • Apicoectomy
  • Bone Grafts
  • Sinus Grafts
  • Implant Placement – UNDERSTAND IMPLANT FLOW – (healing abutments, multi-unit abutments, locators, includes charting)
  • ‘All-on-four’
    – assisting with prosthetic PV impressions
    – sealing and exposing access holes on provisional denture
  • TMJ Lavage
  • OR (hospital)

Post-Op Assisting

  • Removal of periopak
  • Suture removal
  • Treatment of alveolar osteitis
  • Removal of orthodontic elastics


  • Pre-op, Intra-op, and Post-op care of patient on day of surgery in conjunction with the surgical team (Surgeon, RN, administrative staff)
  • Help patient feel comfortable and safe before, during and after oral surgery
  • Maintain the dignity of patient at all times


  • Admit patient
  • Review patient’s medical history
  • Ensure that finances are reconciled
  • Confirm NPO status (IV)
  • Confirm a driver (IV)
  • Ensure that patient understands treatment plan
  • Ensure that patient has consented to treatment
  • Organize post-op prescriptions (give to driver if applicable)
  • Weigh patient (IV)
  • Take vital signs
  • Ensure that pre-op medications and oral rinse has been administered


  • Protect airway at all times
  • Ensure that nasal cannula is in place (IV)
  • Ensure that protective eyewear is in place


  • Never leave a patient unattended until they are awake
  • Provide patients and guardians with verbal and written post-operative healing and pain management instructions
  • Teach patients and guardians appropriate oral hygiene strategies to promote healing and maintain oral health i.e. tooth brushing, flossing and nutritional counselling following each specific procedure
  • Discharge patient after consulting with surgical team

Ordering and Inventory:

  • Order supplies, dental sundries, and oral surgery supplies (grafting materials, implants, oral surgery specific instruments and equipment), kitchen supplies and paper products (paper towel, Kleenex, Dixie cups, etc.)
  • Reconcile deliveries and invoices
  • Perform ANNUAL inventory

Quality Control:

  • Maintain a safe and clean working environment (e.g. counters, surfaces, and hallways free from clutter)
  • Manage infection control protocol: DAILY perform spore testing
  • WEEKLY: Maintain instruments and equipment (e.g. clean sterilizers)
  • Track equipment repairs and warranty
  • Maintain up-to-date repair technician contact information
  • Implement and maintain WHMIS (Workplace Hazardous Materials Information System)
  • Manage radiation quality control – Safety Code 30: WEEKLY step wedge testing, clean scanner every 3 MONTHS, and schedule ANNUAL Pan & CT maintenance
  • Monitor and record National Dosimetry Registry




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Oral & Maxillofacial Surgery - A Handbook for Certified Dental Assistants Copyright © 2018 by Kathryn Truant is licensed under a Creative Commons Attribution 4.0 International License, except where otherwise noted.

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