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The Indian Dental Academy is the Leader in continuing dental education , training dentists in all aspects of dentistry and offering a wide range of dental certified courses in different formats.

The Indian Dental Academy is the Leader in continuing dental education , training dentists in all aspects of dentistry and offering a wide range of dental certified courses in different formats.


Indian dental academy provides dental crown & Bridge,rotary endodontics,fixed orthodontics,
Dental implants courses.for details pls visit www.indiandentalacademy.com ,or call
00919248678078

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4000 series ARTICULATOR / dental crown & bridge courses /certified fixed orthodontic courses by Indian dental academy Presentation Transcript

  • 1. 4000 Series Articulator Manual INDIAN DENTAL ACADEMY Leader in continuing dental education www.indiandentalacademy.com www.indiandentalacademy.com
  • 2. Articulator Accessories #8533 Dovetail Incisal Block #8526F Plastic Incisal Guide #2460 Adjustable Incisal Guide www.indiandentalacademy.com
  • 3. Articulator Accessories Mounting Plates www.indiandentalacademy.com
  • 4. Articulator Accessories #8585 Face-Bow Fork Support for Direct Mounting #8587 Face-Bow Fork Support for Indirect Mounting #28706 “QuickMount” Face-Bow Fork Support www.indiandentalacademy.com
  • 5. Articulator Accessories Universal Tote Bag www.indiandentalacademy.com
  • 6. Articulator Accessories #8609 Face-Bow Fork #8631 Face-Bow Fork (Offset Stem) Face-Bow Forks www.indiandentalacademy.com
  • 7. Obtaining a Face-Bow Registration •Preparing the Face-Bow •Preparing the Face-Bow Fork •Positioning the Face-Bow on the Patient •Removing the Face-Bow from the Patient www.indiandentalacademy.com
  • 8. www.indiandentalacademy.com Items needed to obtain a face-bow registration
  • 9. www.indiandentalacademy.com Preparing the Face-Bow
  • 10. www.indiandentalacademy.com Using an elastic band will aid in manipulation of the face-bow.
  • 11. www.indiandentalacademy.com Center Nasion between dimples on the crossbar.
  • 12. Thumb Screws Loosen the Center Locking Knob Loosen the #8640 T-Screw www.indiandentalacademy.com
  • 13. www.indiandentalacademy.com Loosen the #8643 T-Screw
  • 14. www.indiandentalacademy.com Preparing the Face-Bow Fork
  • 15. Ensure the material has filled in on the underside of the bite fork to secure the material in place. Add sufficient amount of elastomeric material to the top surface of the bite fork. www.indiandentalacademy.com
  • 16. Position the bite fork so that the midline of the bite fork aligns with the www.indiandentalacademy.com facial midline and support the fork until the material has set.
  • 17. www.indiandentalacademy.com Some clinicians like to use cotton rolls to support the bite fork until the material has set.
  • 18. Bite Fork Inspect the registration for any soft tissue or deep occlusal www.indiandentalacademy.com registration interferences.
  • 19. Positioning thewww.indiandentalacademy.com face-bow on the patient
  • 20. Reposition the Bite Fork www.indiandentalacademy.com Have patient place each earpiece in the external auditory meatus..
  • 21. Start toggle assembly ontowww.indiandentalacademy.com the horizontal cross bar bite fork, making sure is above the bite fork.
  • 22. Push the toggle back on the fork shaft until it is near, but not touching the lips. www.indiandentalacademy.com
  • 23. www.indiandentalacademy.com Center nose piece on patient’s nasion.
  • 24. A permanent intercondylar width of 110 mm is incorporated into the Series 4000 Articulator. 110mm This corresponds to the “M” setting found on the face-bow. www.indiandentalacademy.com
  • 25. Support the Face-Bow Tighten the #8640 T-screw Tighten the center locking knob www.indiandentalacademy.com
  • 26. www.indiandentalacademy.com Tighten the #8643 T screw on the vertical rod.
  • 27. www.indiandentalacademy.com Removing the face-bow
  • 28. www.indiandentalacademy.com Loosen the #8604 face-bow knob.
  • 29. www.indiandentalacademy.com Have the patient gently pull the ear pieces out of their ears.
  • 30. Obtaining Interocclusal Records There are several materials available that may be used to make interocclusal records. There are also different techniques and philosophies for making these records. The material selected should complement the particular technique used. The technique suggested in this manual in one method and Whip Mix does not imply that this is the only correct method. The following interocclusal records should be utilized to relate the mandibular cast to the maxillary mounting and to program the condylar guidance of the articulator. Centric Relation and/or Maximum Intercuspation Right lateral Left lateral www.indiandentalacademy.com Protrusive (optional)
  • 31. Obtaining Interocclusal Records Centric Relation and/or Maximum Intercuspation www.indiandentalacademy.com
  • 32. Obtaining Interocclusal Records Placing an anterior deprogramming device over the incisal edge of the maxillary central www.indiandentalacademy.com
  • 33. Manipulate the mandible into centric relation and slowly arc the www.indiandentalacademy.com mandible closed.
  • 34. Instruct the patient to move his mandible forward, back, and squeeze. This cycle should be repeated once a minute for a total of ten minutes. The patient should be instructed to bite with only enough force to hole the leaf gauge in position. During the ten minute period verify that posterior disocclusion is www.indiandentalacademy.com maintained.
  • 35. www.indiandentalacademy.com If you haven’t done so already trim the wax record.
  • 36. Warm the wax record in water until the tooth-contacting edges are soft www.indiandentalacademy.com enough to offer no resistance.
  • 37. Position the wax record against the maxillary posterior teeth. Do not press against the teeth or you may www.indiandentalacademy.com perforate the thin record.
  • 38. Manipulate the mandible into centric relation and slowly arc the mandible closed. The maxillary and mandibular posterior teeth will automatically create www.indiandentalacademy.com “cuspal indents” in the wax.
  • 39. Remove and examine the centric relation wax record. Maintain position while cooling the wax. www.indiandentalacademy.com
  • 40. Obtaining Interocclusal Records Centric Relation and/or Maximum Intercuspation www.indiandentalacademy.com
  • 41. www.indiandentalacademy.com
  • 42. Apply interocclusal registration material. Use enough material to cover the occlusal surfaces and incisal edges of the mandibular teeth. Have patient close into a position of maximum intercuspation. www.indiandentalacademy.com
  • 43. www.indiandentalacademy.com Remove and examine the maximum intercuspation record.
  • 44. Obtaining Interocclusal Records Right and Left lateral Records www.indiandentalacademy.com
  • 45. Lateral Records Trim wax record to the size of the of the centric relation record The thickness on the non working Manipulate the mandible into side may have to be increased to centric relation and caution the achieve “cuspal indents” of the patient to keep teeth separated to posterior teeth. avoid contact with the wax. www.indiandentalacademy.com
  • 46. Repeat for the left lateral record www.indiandentalacademy.com
  • 47. Protrusive Records Manipulate the mandible into centric relation and caution the patient to keep www.indiandentalacademy.com their teeth separated to avoid contact with the wax.
  • 48. Have the patient close into a position of maximum intercuspation and verify www.indiandentalacademy.com relative tooth position noted earlier.
  • 49. Registration records should be sterilized using an infection control spray. Store www.indiandentalacademy.com wax records in room temperature water until ready for use.
  • 50. Direct Mounting the Maxillary Cast on the 4000 Series Articulator www.indiandentalacademy.com
  • 51. Center the plastic incisal guide table so that the rounded end of the incisal www.indiandentalacademy.com guide pin rests in the center of the table.
  • 52. Remove the incisal guide pin. Loosen the #8511 incisal guide pin screw. www.indiandentalacademy.com
  • 53. You may want to set the articulator with the upper member off of the lower frame. To remove the upper member, press the push rod located on the side www.indiandentalacademy.com of the fossa element with your thumb and rotate the locking tab backwards.
  • 54. Set each condylar guide to 30° on the condylar inclination scale and tighten the black clamp knob. Next set each progressive side shift guide to the 0° mark and www.indiandentalacademy.com tighten the side shift guide locking screw.
  • 55. Place clean mounting plates on the upper and lower frames. www.indiandentalacademy.com
  • 56. If using the QuickMount Magnet System as is demonstrated here, place a metal www.indiandentalacademy.com disk into the plastic mounting plate.
  • 57. Placing a Direct Mounting Face-Bow on the Articulator www.indiandentalacademy.com
  • 58. Slide the Nasion Relator Assembly over to the right side of the cross bar. www.indiandentalacademy.com Loosen the center face-knob.
  • 59. Position the brass mounting pin located on the outer edge of the upright of the lower frame into the hole on the medial side of each earpiece. Be sure the earwww.indiandentalacademy.com pieces are pressed all the way against the side of the lower frame.
  • 60. With the earpieces correctly seated, tighten the center thumb screw to lock the face-bow in place. If you’re using a metal face-bow you will need to tighten the three thumbs screws on top of the face-bow. www.indiandentalacademy.com
  • 61. www.indiandentalacademy.com
  • 62. Mounting the Maxillary Cast with a Direct Mounting Face-Bow www.indiandentalacademy.com
  • 63. www.indiandentalacademy.com Soak the Maxillary cast in water.
  • 64. www.indiandentalacademy.com Place indices on the base of the cast.
  • 65. Make sure the cast seats firmly into the record. Apply mounting stone to the base of the cast and onto the mounting plate. www.indiandentalacademy.com
  • 66. Close the upper frame to contact the cross bar, bringing the mounting stone on the two surfaces together. Do not use too thick a mix of mounting stone or attempt to apply force whenwww.indiandentalacademy.com begun to set. Hold the upper the stone has already frame in position until the mounting stone has set.
  • 67. It is not necessary that the mounting stone be smooth and all voids filled with the first mix. Many clinicians prefer to utilize a second mix to fill the voids after the www.indiandentalacademy.com first mix has set.
  • 68. Indirect Mounting the Maxillary Cast on the 4000 Series Articulator www.indiandentalacademy.com
  • 69. www.indiandentalacademy.com Whip Mix Indirect Mounting Face-Bow
  • 70. Take the registration of thewww.indiandentalacademy.com patient in the usual manner as described earlier.
  • 71. Preparing the Face-Bow and Articulator for Mounting Casts www.indiandentalacademy.com
  • 72. Remove the face-bow from the patient. Next, unscrew the #8604 Locking Screw on the cross bar to release the transfer assembly which holds the bite registration www.indiandentalacademy.com from the face-bow.
  • 73. Position the #8686 Support Bar onto the top of the transfer assembly and secure in place with the same #8604 Locking Screw. www.indiandentalacademy.com Remove the upper frame of the articulator from the lower frame and then remove the incisal guide pin.
  • 74. Placing the Face-Bow Transfer Assembly on the Articulator www.indiandentalacademy.com
  • 75. Place the #9176Q Transfer Base Assembly for the QuickMount magnetic system on the articulator. Secure the Transfer Base Assembly to the magnet www.indiandentalacademy.com using the #28706 Face-Bow Fork Support.
  • 76. Insert the vertical rod of the transfer assembly into the transfer base and lower it until the bottom of the vertical rod contacts the transfer base. Tighten the #9184 www.indiandentalacademy.com Clamp Screw so the vertical rod fits securely in the transfer base.
  • 77. Ensure the mounting surfaces are clean before placing the mounting plates on www.indiandentalacademy.com the articulator.
  • 78. Place the upper frame of the articulator onto the lower frame, so the bottom of the metal boss now rest on the #8686 Support Bar. Engage the locking tabs to secure the upper frame in position. www.indiandentalacademy.com
  • 79. With the bite fork secured in place and supported with the #28706 Face-Bow www.indiandentalacademy.com Fork Support, place the maxillary cast into the bite registration.
  • 80. Check for proper clearance. www.indiandentalacademy.com You can now add mounting stone to upper cast and mounting plate as described earlier.
  • 81. Mounting the Mandibular Cast www.indiandentalacademy.com
  • 82. The upper and lower frame are made parallel by aligning the top of the pin boss with the dark line which completely encircles the pin. The pin should be adjusted 3 to 5 millimeters above the zero mark to compensate for the www.indiandentalacademy.com thickness of the centric relation record used to mount the lower model.
  • 83. With the locking tabs in the locked position and the side shift guides set to the “0” mark, set the articulator upside down and place the interocclusal record on the maxillary cast. Place the www.indiandentalacademy.comthe record and check for mandibular cast onto stability.
  • 84. Place mounting stone onto the base of the cast and onto the mounting plate and hinge the lower frame closed until the incisal guide pin meets the incisal guide block. Make sure the condylar elements are seated flush against the posterior www.indiandentalacademy.com and superior walls of the condylar guides.
  • 85. Once the stone has reached its initial set remove the material used to stabilize www.indiandentalacademy.com the cast.
  • 86. Remove the interocclusal record. Loosen the incisal guide pin screw and make www.indiandentalacademy.com sure the upper and lower cast contact. Retighten the incisal guide pin screw.
  • 87. Many clinicians use a second mix to clean up the mounting and give it a clean and professional appearance. Make sure the incisal guide pin is positioned in www.indiandentalacademy.com the center of the incisal guide table.
  • 88. Setting the Condylar Guidance of the Articulator Using Lateral Interocclusal Records www.indiandentalacademy.com
  • 89. After removing the CR or MI registration material, release the locking tabs on www.indiandentalacademy.com the right and left fossa elements.
  • 90. Set both condylar guides to the 0° setting on the condylar inclination scale and set the progressive side shift guides to their most open position. Firmly tighten the left condylar guide locking screw and lightly secure the right condylar www.indiandentalacademy.com guide locking screw.
  • 91. www.indiandentalacademy.com Loosen and raise the incisal guide pin screw to prevent any interference.
  • 92. www.indiandentalacademy.com Carefully seat the left lateral excursion interocclusion record on the upper cast.
  • 93. While lightly holding the articulator, gently seat the lower cast into the left lateral www.indiandentalacademy.com record and hold the cast in position.
  • 94. Note: The cast should seat evenly into the left lateral record. If the posterior teeth are raised out of the record the condylar inclination needs to be adjusted www.indiandentalacademy.com until the teeth are seated evenly in the record.
  • 95. To set the inclination of the right condylar guide, carefully loosen the clamp knob and rotate the guide until the teeth of the upper cast seat evenly in the www.indiandentalacademy.com lateral record.
  • 96. Tighten the clamp knob to lock the guide into position. www.indiandentalacademy.com DO NOT USE EXCESSIVE PRESSURE when tightening the clamp knob.
  • 97. Setting the Progressive Side Shift of the Articulator Using Lateral Interocclusal Records www.indiandentalacademy.com
  • 98. To set the right progressive side shift guide, loosen the right side shift holding screw and move the right side shift guide until it touches the side of the www.indiandentalacademy.com condylar element. Retighten the side shift screw.
  • 99. After the right condylar guidance has been recorded, the condylar guidance should be neutralized as previously described. Set the left condylar guidance www.indiandentalacademy.com using the right lateral excursion record.
  • 100. Many wish to set the condylar inclination of the articulator with a protrusive record. To utilize the protrusive record, first neutralize the condylar inclination and progressive side shift settings. Place the protrusive record on the inverted upper frame of the articulator and gently seat the lower cast into the protrusive record. Both condylar elements will have moved away from the posterior surfaces of their respective condylar guides. www.indiandentalacademy.com
  • 101. Using sight and touch, rotate the left condylar guide until the teeth on the left side of the upper cast seat evenly into the protrusive record, then tighten the #2432 Clamp Knob. Record the reading and repeat the procedure on the right side. Note: The latereal records are used to determine the progressive side shift settings. www.indiandentalacademy.com
  • 102. Technique for Fabrication of a Custom Incisal Guide Table www.indiandentalacademy.com
  • 103. An acrylic custom incisal guide table may be used to make a permanent disocclusive record of a specificwww.indiandentalacademy.com case or to prevent possible abrasion of the stone casts during manipulation of the articulator.
  • 104. The Dovetail Incisal Block is a convenient accessory which has been designed so that a custom acrylic guide may be easily removed and can later be easily www.indiandentalacademy.com replaced.
  • 105. www.indiandentalacademy.com Materials needed for fabrication of a custom incisal guide table.
  • 106. www.indiandentalacademy.com Raise the incisal guide pin 2-3mm and release the centric latch.
  • 107. Lubricate the rounded end of the incisal guide pin. Next, prepare the surface www.indiandentalacademy.com of the incisal guide table with 1-2 drops of self-curing acrylic monomer.
  • 108. www.indiandentalacademy.com Mix enough acrylic to cover the incisal guide table to approximately a 6 mm thickness.
  • 109. www.indiandentalacademy.com Once the acrylic has reached a doughy state, place it onto the incisal guide table.
  • 110. www.indiandentalacademy.com Close the articulator in centric position.
  • 111. Move the upper frame to produce a straight protrusive movement terminating in www.indiandentalacademy.com an end-to-end position.
  • 112. www.indiandentalacademy.com From centric, move the upper member to give a straight right lateral movement.
  • 113. www.indiandentalacademy.com Then, move the upper member to give a straight left lateral movement.
  • 114. Move through all intermediate excursions between the lateral and protrusive positions. Repeat the excursive movements until the acrylic has reached a firm www.indiandentalacademy.com stable consistency.
  • 115. www.indiandentalacademy.com Final custom incisal guide table.
  • 116. Thank you For more details please visit www.indiandentalacademy.com www.indiandentalacademy.com