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Basic Instruments Used In Endodontics

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Basic Instruments Used In Endodontics

  1. 1. Dr. Ashraf Refai BDS MSc DD HMD Lecturer of EndodonticsAl-Azhar University / MIU www.arefai.edublogs.org www.arefai.edublogs.org
  2. 2. Instrument Classification• Diagnostic Instruments• Extirpating Instruments• Enlarging Instruments• Obturating Instruments• Miscellaneous Instruments www.arefai.edublogs.org
  3. 3. Diagnostic Instruments Mirror, Probe & Visual Aids Tweezers Vitality Radiography Testing www.arefai.edublogs.org
  4. 4. Visual Aids Magnification Loupes (2.5x – 3x) Surgical Microscope (2.5x – 24x) www.arefai.edublogs.org
  5. 5. Vitality Testing Neural Tests  Thermal Testing  Cold  Ice Ethyl Chloride Carbon Ice  Hot  Rubber wheel Hot instrument Gutta Percha Vascular Tests  Pulse Oximetry  Laser Doppler Flowmetry www.arefai.edublogs.org
  6. 6. Radiography Plain radiography Xeroradiography CT-Scan / MRI Radiovisiography (RVG) www.arefai.edublogs.org
  7. 7. Instrument Classification• Diagnostic Instruments• Extirpating Instruments• Enlarging Instruments• Obturating Instruments• Miscellaneous Instruments www.arefai.edublogs.org
  8. 8. Extirpating Instruments The Barbed Broach www.arefai.edublogs.org
  9. 9. Instrument Classification• Diagnostic Instruments• Extirpating Instruments• Enlarging Instruments• Obturating Instruments• Miscellaneous Instruments www.arefai.edublogs.org
  10. 10. Enlarging Instruments Hand driven Engine driven instruments instruments www.arefai.edublogs.org
  11. 11. Hand Driven Instruments Basic enlarging instruments (1904)  K-Files  K-Reamers  H-Files  R-Files www.arefai.edublogs.org
  12. 12. Basic Enlarging Instruments K-File  Method of fabrication  Material of manufacture  Cross-section  Motions  Uses www.arefai.edublogs.org
  13. 13. Basic Enlarging Instruments K-Reamer  Method of fabrication  Material of manufacture  Cross-section  Motions  Uses www.arefai.edublogs.org
  14. 14. Compare &Contrast www.arefai.edublogs.org
  15. 15. Basic Enlarging Instruments H-File  Method of fabrication  Material of manufacture  Cross-section  Motions  Uses www.arefai.edublogs.org
  16. 16. Basic Enlarging Instruments R-File  Method of fabrication  Material of manufacture  Cross-section  Motions  Uses www.arefai.edublogs.org
  17. 17. www.arefai.edublogs.org
  18. 18. Instruments Standardization Color Size Length Coding Tip Taper Angle www.arefai.edublogs.org
  19. 19. Size (Instrument Standardization) Diameter at the tip 100th of a millimeter Sizes 15-60 increments of 0.05 mm Later 80-140 increments of o.01 mm www.arefai.edublogs.org
  20. 20. Color Coding (Instrument Standardization) White, Yellow, Red, Blue, Green & Black www.arefai.edublogs.org
  21. 21. Length (Instrument Standardization) Length of Cutting Flutes 16 mm D1 and D16 Length of shaft varies 21, 25, 30 mm www.arefai.edublogs.org
  22. 22. Taper (Instrument Standardization) Increase of 0.02 mm/mm length D16 D1 www.arefai.edublogs.org
  23. 23. Tip Angle (Instrument Standardization) 75 degrees +/- 15 degrees www.arefai.edublogs.org
  24. 24. www.arefai.edublogs.org
  25. 25. Hand Driven Instruments Basic Enlarging Instruments Hybrid Enlarging Instruments  Modifications in instruments design  Modifications in method of manufacture  Modifications in instrument material www.arefai.edublogs.org
  26. 26. www.arefai.edublogs.org
  27. 27. Modifications in instrument Design(Hybrid Enlarging Instrument) Modification in instrument Cross-Section Flex R K-Flex S-File & File file Uni File U-File www.arefai.edublogs.org
  28. 28. Modifications in instrument Design(Hybrid Enlarging Instrument) Modification in the depth & the angle of the blades S-File & H-File Uni File www.arefai.edublogs.org
  29. 29. Modifications in instrument Design(Hybrid Enlarging Instrument) Modification in the length of the blades Canal Master & Light Speed Files GT Rotary Files www.arefai.edublogs.org
  30. 30. Modifications in instrument Design(Hybrid Enlarging Instrument) Modification in the numbering system Profile Series 29 Golden Mediums Modification in the method of manufacturing www.arefai.edublogs.org
  31. 31. Modifications in instrument Design(Hybrid Enlarging Instrument) Modification in the material of manufacture www.arefai.edublogs.org
  32. 32. Lecture Revision Classification of instruments  Diagnostic instruments  Extirpating instruments  Enlarging instruments  Obturating instruments  Miscellaneous instruments Enlarging instruments  Hand driven instruments  Basic enlarging instruments  Hybrid enlarging instruments  Engine driven instruments www.arefai.edublogs.org
  33. 33. Engine Driven Instruments Vibratory Instruments Rotary Instruments www.arefai.edublogs.org
  34. 34. Vibratory Instruments(Engine Driven Instruments) Ultrasonic Sonic www.arefai.edublogs.org
  35. 35. Compare & Contrast Sonic Ultrasonic Frequency < 20 KHz 20 – 50 KHz Power Compressed Air Electric Irrigant Water NaOCl Instrument Rispi Files K-Files Brands Endosonic 3000 Enac www.arefai.edublogs.org
  36. 36. Sonic & Ultrasonic Instruments www.arefai.edublogs.org
  37. 37. www.arefai.edublogs.org
  38. 38. Rotary Instruments(Engine Driven Instruments) Components Motion Enlarging Provider Instrument www.arefai.edublogs.org
  39. 39. Rotary Instruments(Engine Driven Instruments) Contra-angles & Motors  Continuous 360° rotation  Reciprocating quarter turn  Reciporcating quarter turn with a vertical stroke www.arefai.edublogs.org
  40. 40. Rotary Instruments(Engine Driven Instruments) Contra-angles & Motors  Continuous 360° rotation  Reciprocating quarter turn  Reciporcating quarter turn with a vertical stroke www.arefai.edublogs.org
  41. 41. Rotary Instruments(Engine Driven Instruments) Stainless Steel Instruments  Gates Glidden Drills  Pesso Drills www.arefai.edublogs.org
  42. 42. Rotary Instruments(Engine Driven Instruments) NiTi Instruments • Lightspeed Instrument • Profile instrument • GT Rotary Instrument • K3 Instrument • Hero Instrument • RACE Instrument • ProTaper Instrument www.arefai.edublogs.org
  43. 43. Rotary Instruments(Engine Driven Instruments) Superelastic Material High torque hand pieces Low speed 300-600 rpm Used to full length www.arefai.edublogs.org
  44. 44. Instrument Classification• Diagnostic Instruments• Extirpating Instruments• Enlarging Instruments• Obturating Instruments• Miscellaneous Instruments www.arefai.edublogs.org
  45. 45. Rotary Instruments(Engine Driven Instruments) Gutta Percha (GP) Non-Softened Softened GP GP Instruments Instruments www.arefai.edublogs.org
  46. 46. Obturating Instruments(Non-Softened Gutta Percha Instruments) Lentulo Spreaders Pluggers Spiral www.arefai.edublogs.org
  47. 47. Obturating Instruments(Softened Gutta Percha Instruments) Themo Thermal Mechanical Applicators Compactors Gutta Injection Percha Systems Carriers www.arefai.edublogs.org
  48. 48. Obturating InstrumentsThermal Applicators (Touch n heat & System B) www.arefai.edublogs.org
  49. 49. Obturating InstrumentsThermo Mechanical Compactors (McSpadden & Gutta Condenser) www.arefai.edublogs.org
  50. 50. Obturating InstrumentsInjection Systems (Ultrafil & Obtura II) www.arefai.edublogs.org
  51. 51. Obturating InstrumentsGutta Percha Carriers (Thermafil & Densifil) www.arefai.edublogs.org
  52. 52. Obturating Instruments(Softened Gutta Percha Instruments) Themo Thermal Mechanical Applicators Compactors Gutta Injection Percha Systems Carriers www.arefai.edublogs.org
  53. 53. Instrument Classification• Diagnostic Instruments• Extirpating Instruments• Enlarging Instruments• Obturating Instruments• Miscellaneous Instruments www.arefai.edublogs.org
  54. 54. Miscellaneous Instruments Apex Locators www.arefai.edublogs.org
  55. 55. Miscellaneous Instruments Endo Box & Endometers www.arefai.edublogs.org
  56. 56. Miscellaneous Instruments Rubber Dam  Punch  Sheet  Clamp  Frame www.arefai.edublogs.org
  57. 57. Lecture Revision Classification of  Rotary Instruments instruments  Motion  Enlarging instruments Enlarging instruments  Stainless Steel Hand driven instruments  NiTi  Basic enlarging  Obturation Instruments instruments  Non-Softened  Hybrid enlarging  Softened instruments  Miscellaneous Instruments Engine driven instruments  Vibratory Instruments  Sonic  Ultrasonic www.arefai.edublogs.org
  58. 58. Thank you for your attention… www.arefai.edublogs.org

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