Atraumatic Restorative Treatment (ART) in Dentistry
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Questions and Answers

What is the primary purpose of the Atraumatic Restorative Treatment (ART)?

  • To remove soft, demineralized tooth tissue using hand instruments (correct)
  • To remove all tooth tissues using hand instruments
  • To restore the tooth with an adhesive restorative material
  • To replace the tooth with a dental implant
  • What is the first principle of ART?

  • Simplifying infection control
  • Using local anesthesia to reduce pain
  • Restoring the cavity with a restorative material
  • Removing carious tooth tissues using hand instruments only (correct)
  • Why are hand instruments used in ART?

  • Because they are harder to clean and sterilize
  • Because they are more expensive than drills
  • Because they cause more trauma to the teeth
  • Because they make restorative care accessible to all population groups (correct)
  • What is the benefit of using hand instruments in ART?

    <p>They conserve sound tooth tissues and cause less trauma to the teeth</p> Signup and view all the answers

    What is the routine restorative material used in ART?

    <p>Glass ionomer</p> Signup and view all the answers

    What is another benefit of using hand instruments in ART?

    <p>They reduce the need for local anesthesia and reduce psychological trauma</p> Signup and view all the answers

    What is the first indication for ART?

    <p>Cavities involving dentine</p> Signup and view all the answers

    What is contraindication #2 for ART?

    <p>Presence of abscess associated with the carious tooth</p> Signup and view all the answers

    What is the material of choice for ART?

    <p>Glass ionomer cement</p> Signup and view all the answers

    What is the function of the Dental Mirror in ART?

    <p>Reflect light</p> Signup and view all the answers

    What is the function of the Tweezer in ART?

    <p>Carry out cotton wool pellet, wedges, and articulating paper</p> Signup and view all the answers

    What is the function of the Spoon Excavator in ART?

    <p>Removing caries</p> Signup and view all the answers

    What is the function of the Glass Slap and Spatula in ART?

    <p>Mixing the filling material</p> Signup and view all the answers

    What is the function of the Cotton Wool Roll in ART?

    <p>Isolation</p> Signup and view all the answers

    What is the recommended position of the operator in ART?

    <p>Sitting with straight back, thighs parallel to the floor, and feet flat on the floor</p> Signup and view all the answers

    What is the function of the Petroleum Jelly in ART?

    <p>Preventing moisture contamination</p> Signup and view all the answers

    What is the first step in the ART procedure?

    <p>Isolate the tooth with cotton wool rolls</p> Signup and view all the answers

    What is the purpose of applying pulpal protection in the ART procedure?

    <p>To protect the pulp in deep cavities</p> Signup and view all the answers

    What is used to mix the glass ionomer in the ART procedure?

    <p>Manufacturer's instruction</p> Signup and view all the answers

    What is the purpose of placing petroleum jelly on the gloved finger?

    <p>To press on the top of the entire occlusal surface</p> Signup and view all the answers

    What is the definition of a pit and fissure sealant?

    <p>An organic polymer that flows into the pits and fissures</p> Signup and view all the answers

    What is the majority of sealants made of?

    <p>Bis-GMA (Bisphenol A-glycidyl methylacrylate)</p> Signup and view all the answers

    What is the purpose of a pit and fissure sealant?

    <p>To protect the pits and fissures from decay</p> Signup and view all the answers

    What is the last step in the ART procedure?

    <p>Instruct the patient not to eat or drink for at least 1 hour</p> Signup and view all the answers

    What is the purpose of cleaning pits and fissures surfaces and removing plaque and debris?

    <p>To prepare the tooth for sealant application</p> Signup and view all the answers

    What is the next step after etching the surface?

    <p>Rinse the etchant</p> Signup and view all the answers

    What is the advantage of using an invasive technique?

    <p>It allows for accurate diagnosis of carious lesions</p> Signup and view all the answers

    What is indicated where caries within a fissure has just reached the dentine?

    <p>Preventive resin restoration</p> Signup and view all the answers

    What is the purpose of occlusal evaluation using articulating paper?

    <p>To evaluate the occlusion of the tooth</p> Signup and view all the answers

    What is the purpose of re-evaluation after six months?

    <p>To evaluate the effectiveness of the sealant</p> Signup and view all the answers

    What is the primary purpose of a sealant?

    <p>To provide a physical barrier to seal off pits and fissures</p> Signup and view all the answers

    What is an ideal characteristic of a sealant?

    <p>Viscosity allowing penetration into deep pits and fissures</p> Signup and view all the answers

    What is an indication for using a pit and fissure sealant?

    <p>Moderate and high risk caries</p> Signup and view all the answers

    What is a contraindication for using a pit and fissure sealant?

    <p>Patient behavior that affects isolation</p> Signup and view all the answers

    What can cause sealant retention failure?

    <p>Incorporation of air bubbles into the sealant material</p> Signup and view all the answers

    What is the purpose of a physical barrier in a sealant?

    <p>To prevent bacteria and their nutrients from collecting within pits or fissures</p> Signup and view all the answers

    What is a criterion for the ideal sealant?

    <p>Good and prolonged adhesion to enamel</p> Signup and view all the answers

    What is the purpose of the sealant in preventing caries?

    <p>To provide a physical barrier to seal off pits and fissures</p> Signup and view all the answers

    Study Notes

    Atraumatic Restorative Treatment (ART)

    • A dental caries treatment procedure involving the removal of soft, demineralized tooth tissue using hand instruments alone, followed by restoration of the tooth with an adhesive restorative material, routinely glass ionomer.
    • Principles:
      • Removing carious tooth tissues using hand instruments only.
      • Restoring the cavity with a restorative material that sticks to the tooth.
    • Reasons for using hand instruments:
      • Makes restorative care accessible for all population groups.
      • Conserves sound tooth tissues and causes less trauma to the teeth.
      • Low cost.
      • Limits pain and reduces the need for local anesthesia.
      • Simplifies infection control.

    Indications and Contraindications for ART

    • Indications:
      • Cavities involving dentine.
      • Accessible to hand instruments.
    • Contraindications:
      • The pulp is exposed.
      • Presence of abscess associated with the carious tooth.
      • If the teeth are painful for a long time and there may be chronic inflammation of the pulp.
      • Inaccessible to hand instruments.

    Materials and Instruments Used in ART

    • Material:
      • Glass ionomer cement.
    • Instruments:
      • Dental Mirror.
      • Explorer.
      • Tweezer.
      • Dental Hatchet.
      • Spoon Excavator.
      • Carver.
      • Glass Slap and Spatula.
    • Other materials:
      • Cotton Wool Roll.
      • Cotton Wool Pellet.
      • Dentine Conditioner.
      • Petroleum Jelly.
      • Articulating Paper.
      • Plastic Strip.
      • Wedge.

    Steps of ART Procedure

    • Isolate the tooth with cotton wool rolls.
    • Clean the tooth surface to be treated with a wet cotton wool pellet.
    • Widen the entrance of the cavity (if necessary).
    • Remove caries using excavator.
    • If the cavity is deep, apply pulpal protection (calcium hydroxide paste).
    • Condition the cavity and occlusal surface using dentine conditioner.
    • Mix glass ionomer according to the manufacturer's instructions.
    • Insert the mixed glass ionomer into the cavity and overfill slightly.
    • Place petroleum jelly into the gloved finger and press on the top of the entire occlusal surface.
    • Check the bite and remove excess material with the carver.
    • Recheck the bite and adjust the height of the restoration if needed.
    • Cover filling with petroleum jelly and instruct the patient not to eat or drink for at least 1 hour.

    Pits and Fissures Sealants

    • Definition: An organic polymer (resin) that flows into the pits and fissures and bonds to the enamel surface mainly by mechanical retention.
    • Purpose:
      • Provide a smooth occlusal surface.
      • Provide a physical barrier to seal off the pits and fissures.
      • Prevent bacteria and their nutrients from collecting within the pits or fissures.
    • Criteria for ideal sealant:
      • Viscosity allowing penetration into deep pits and fissures.
      • Adequate working time.
      • Rapid curing.
      • Good and prolonged adhesion to enamel.
      • Low solubility.
      • Resistance to wear.
      • Compatibility with oral tissues.
      • Cariostatic action.

    Indications and Contraindications for Pits and Fissures Sealant

    • Indications:
      • Moderate and high-risk caries.
      • Incipient caries limited to the enamel pits and fissures.
      • Deep or irregular pits and fissures, especially if it catches the tip of the explorer.
      • When the opposing tooth is carious or restored.
      • Presence of isolating fossa from another with a restoration present.
    • Contraindications:
      • Patient behavior affects isolation.
      • Open occlusal carious lesion.
      • Large occlusal restoration.
      • Self-cleansing pits and fissures.
      • Patient allergic to methacrylate.

    Sealant Retention Failure

    • Reasons for failure:
      • Moisture contamination.
      • Inadequate etching.
      • Incorporation of air bubbles into the sealant material.
      • Incomplete removal of debris from the pits and fissures.
      • Too slow application of the material.

    Procedure of Pit and Fissure Sealant Application

    • Prepare the tooth by cleaning pits and fissures surface and removing plaque and debris.
    • Isolate the teeth.
    • Dry the surfaces with air for 20-30 seconds.
    • Etch the surface for 30-60 seconds.
    • Rinse the etchant for 60 seconds.
    • Dry the surface with air for 20-30 seconds.
    • Apply sealant material on the pits and fissures.
    • Evaluate the sealant for complete coverage and absence of voids or bubbles.
    • Occlusal evaluation using articulating paper.
    • Re-evaluation after six months.

    Incipient Fissure Caries and Sealants

    • Advantages of using invasive technique:
      • Ability to diagnose the extent of carious lesion.
      • High retention rate for sealant.
      • Reduce the microleakage rates.

    Preventive Resin Restoration (PRR)

    • Indicated where caries within a fissure has just reached the dentine.
    • Procedure involves:
      • Removing carious tissue.
      • Bonding resin material into the cavity.
      • Covering all restorative material and the remaining fissures with sealant.

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    Understand the principles and applications of Atraumatic Restorative Treatment, a dental caries treatment procedure. Learn about the removal of soft, demineralized tooth tissue and more.

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