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Role standards

Dental and vision

Dental laboratory technician

What a dental laboratory technician must do so that a crown, denture or appliance fits the dentist's prescription the first time and is safe to put in a mouth: build to the prescription and the material's limits, handle the lab's hazards safely, move cases through the lab without guessing, write clearly and truthfully to the dentist, and never cross into patient care. Drawn from the NBC Certified Dental Technician examination.

Practice this assessmentHire for this role
Expectations
10
Safety red lines
5
Sources
3
Version
1

Built from National Board for Certification in Dental Laboratory Technology, American Dental Education Association, US Food and Drug Administration, via the Electronic Code of Federal Regulations. Reviewed by clinicians, last on .

01What the role is measured on#

Every verdict is made of the same five dimensions. Each is scored on its own, so a candidate sees where they are strong and where to work.

  • Clinical skillsThe hands-on and judgement work of the role: recognising what matters, acting in the right order, and knowing when something cannot wait.
  • Workflow and toolsGetting the work done in a real setting: the systems, records, equipment and handoffs the role runs on, used correctly and on time.
  • Patient communicationHow the role talks with patients, families and colleagues: listening, explaining plainly, and confirming what was understood.
  • Compliance and safetyThe rules that protect people: privacy, consent, infection control, reporting duties and the safety checks the role is accountable for.
  • Role knowledgeKnowing the job itself: what the role is responsible for, where its scope ends, and who to bring in when it does.

02What a ready hire does#

What a competent dental laboratory technician does on day one, dimension by dimension.

Clinical skills

  • Fabricates crowns, dentures and appliances to the dentist's prescription, the case's anatomy and occlusion, and the material manufacturer's instructions and minimum dimensions.
  • Inspects every device against the prescription and a defined checklist before it leaves the lab, and handles a nonconforming device through remake rather than release.

Workflow and tools

  • Checks each case in against a complete, signed prescription and usable records, tracks it through the lab to its due date, and raises problems with the dentist early rather than guessing.
  • Keeps materials in date, stored correctly and traceable by lot to the cases they were used in.

Patient communication

  • Writes to the dentist clearly, specifically and truthfully - questions, problems, what was made and from what - using correct terminology and only the patient information needed.
  • Works with the dentist as a partner in the device's design while respecting that clinical decisions are the dentist's.

Compliance and safety

  • Handles the lab's chemicals, dusts, metals and gases to their safety data sheets, with engineering controls, labelling and disposal that protect the technician, colleagues and the environment.
  • Uses eye, respiratory and hand protection suited to the task, and treats incoming cases as potentially infectious until disinfected.

Role knowledge

  • Works only on a dentist's prescription, makes no clinical decisions, and does not treat, fit or sell devices directly to the public.
  • Works within the lab's quality system and the rules that apply to it, so that the lab can show at any time that its devices are made, recorded and traced properly.

03Safety red lines#

Any one of these keeps a candidate from Ready Day One, whatever the rest of the score. They are published so nobody meets them for the first time in the assessment.

  • Would alter the model, die or opposing cast, thin a restoration below the material's minimum thickness or connector size, or change the prescribed design or material, to get a case out without telling the dentist.

    The device then does not fit the real mouth or fractures in service, and the dentist cements it believing it matches the prescription and the records.

  • Would use hydrofluoric acid, beryllium-containing alloy or silica investment without the controls the safety data sheet requires, decant a hazardous chemical into an unlabelled container, or dispose of hazardous waste down the drain.

    Hydrofluoric acid causes deep burns and systemic toxicity, beryllium and silica dust cause permanent lung disease, and unlabelled or dumped chemicals injure colleagues and break OSHA and EPA rules.

  • Would start a case without a signed prescription, or with missing or conflicting critical information such as material, design or an unreadable margin, by filling the gap with a guess instead of resolving it with the dentist.

    A device built on a guess can be the wrong material for a patient with an allergy or the wrong design for their mouth, and the error reaches the patient when it is cemented.

  • Would record or report a material, alloy or place of manufacture different from what was actually used, or substitute a material without telling the dentist.

    The dentist and patient rely on that record for allergies, future treatment and legally required disclosure, and a false one is fraud.

  • Would take impressions, fit, adjust or reline a device in a patient's mouth, or make and supply a device directly to a member of the public without a dentist's prescription.

    It is the unlicensed practice of dentistry in US states except where a separate denturist licence applies, and it puts devices in mouths no dentist has examined.

04Outside the role#

Knowing where the role stops is part of the standard. Going past it is not extra credit.

  • Does not make any device without a written prescription from a licensed dentist.Holds the case and contacts the dentist for a complete, signed prescription.
  • Does not examine, diagnose, take impressions, fit or adjust devices in a patient's mouth, unless separately licensed to do so where the state allows, such as a licensed denturist.Refers the patient to a dentist, and attends a shade appointment only to observe and record colour as the state permits.
  • Does not change the clinical design, material or occlusal scheme on their own judgement.Gives the dentist technical options and trade-offs in writing, and builds to what the dentist decides.
  • Laboratory registration, prescription retention and material disclosure rules differ by state and country.Works to the rules of the jurisdiction the lab serves, and to this standard's safety lines everywhere.

05How it is assessed#

  • A spoken assessment

    An examiner talks the candidate through realistic cases from this role, and follows up the way a senior colleague would.

  • Five dimensions

    Each answer is read against the expectations above and rated on the same four-level scale.

  • The 70 bar

    Every scorecard shows the score against 70, overall and for each dimension, with the reason for the verdict.

  • Safety first

    Crossing one of the safety red lines holds a pass back, however strong the rest was.

The four levels

  1. Not yet
  2. Developing
  3. Proficient
  4. Exemplary
How a verdict is made

06Sources and review#

Drawn from the certification frameworks and practice standards below, and reviewed by clinicians. Version 1, last reviewed .

Cited as sources. Not an endorsement by the organizations named.

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