4000 Series
Articulator Manual

INDIAN DENTAL ACADEMY
Leader in continuing dental education
www.indiandentalacademy.com

w...
Articulator Accessories
#8533 Dovetail Incisal Block

#8526F Plastic Incisal Guide

#2460 Adjustable Incisal Guide

www.in...
Articulator Accessories
Mounting Plates

www.indiandentalacademy.com
Articulator Accessories
#8585 Face-Bow Fork
Support for Direct Mounting

#8587 Face-Bow Fork Support
for Indirect Mounting...
Articulator Accessories

Universal Tote Bag

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Articulator Accessories
#8609 Face-Bow Fork
#8631 Face-Bow Fork (Offset Stem)

Face-Bow Forks

www.indiandentalacademy.com
Obtaining a Face-Bow
Registration
•Preparing the Face-Bow
•Preparing the Face-Bow Fork
•Positioning the Face-Bow on the Pa...
www.indiandentalacademy.com

Items needed to obtain a face-bow registration
www.indiandentalacademy.com

Preparing the Face-Bow
www.indiandentalacademy.com

Using an elastic band will aid in manipulation of the face-bow.
www.indiandentalacademy.com

Center Nasion between dimples on the crossbar.
Thumb Screws

Loosen the Center Locking Knob

Loosen the #8640 T-Screw

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www.indiandentalacademy.com

Loosen the #8643 T-Screw
www.indiandentalacademy.com

Preparing the Face-Bow Fork
Ensure the material has filled in on the
underside of the bite fork to secure the
material in place.
Add sufficient amount...
Position the bite fork so that the midline of the bite fork aligns with the
www.indiandentalacademy.com
facial midline and...
www.indiandentalacademy.com
Some clinicians like to use cotton rolls to support the bite fork until the
material has set.
Bite Fork

Inspect the registration for any soft tissue or deep occlusal
www.indiandentalacademy.com
registration interfer...
Positioning thewww.indiandentalacademy.com
face-bow on the patient
Reposition the Bite Fork

www.indiandentalacademy.com

Have patient place each earpiece in the external auditory meatus..
Start toggle assembly ontowww.indiandentalacademy.com the horizontal cross bar
bite fork, making sure
is above the bite fo...
Push the toggle back on the fork shaft until it is near, but not touching the lips.
www.indiandentalacademy.com
www.indiandentalacademy.com

Center nose piece on patient’s nasion.
A permanent intercondylar width of
110 mm is incorporated into the
Series 4000 Articulator.

110mm

This corresponds to th...
Support the Face-Bow

Tighten the #8640 T-screw

Tighten the center locking knob
www.indiandentalacademy.com
www.indiandentalacademy.com

Tighten the #8643 T screw on the vertical rod.
www.indiandentalacademy.com

Removing the face-bow
www.indiandentalacademy.com
Loosen the #8604 face-bow knob.
www.indiandentalacademy.com

Have the patient gently pull the ear pieces out of their ears.
Obtaining
Interocclusal Records
There are several materials available that may
be used to make interocclusal records. Ther...
Obtaining
Interocclusal Records

Centric Relation and/or
Maximum Intercuspation

www.indiandentalacademy.com
Obtaining Interocclusal Records

Placing an anterior deprogramming device over the incisal edge of the
maxillary central

...
Manipulate the mandible into centric relation and slowly arc the
www.indiandentalacademy.com
mandible closed.
Instruct the patient to move his mandible forward, back, and squeeze. This
cycle should be repeated once a minute for a to...
www.indiandentalacademy.com
If you haven’t done so already trim the wax record.
Warm the wax record in water until the tooth-contacting edges are soft
www.indiandentalacademy.com
enough to offer no resi...
Position the wax record against the maxillary posterior teeth. Do not press
against the teeth or you may www.indiandentala...
Manipulate the mandible into centric relation and slowly arc the mandible
closed. The maxillary and mandibular posterior t...
Remove and examine the centric
relation wax record.

Maintain position while
cooling the wax.

www.indiandentalacademy.com
Obtaining
Interocclusal Records

Centric Relation and/or
Maximum Intercuspation

www.indiandentalacademy.com
www.indiandentalacademy.com
Apply interocclusal registration
material. Use enough material to
cover the occlusal surfaces and
incisal edges of the man...
www.indiandentalacademy.com
Remove and examine the maximum intercuspation record.
Obtaining
Interocclusal Records

Right and Left lateral
Records

www.indiandentalacademy.com
Lateral Records
Trim wax record to the size of the of the centric relation record

The thickness on the non working
Manipu...
Repeat for the left lateral record
www.indiandentalacademy.com
Protrusive Records

Manipulate the mandible into centric relation and caution the patient to keep
www.indiandentalacademy....
Have the patient close into a position of maximum intercuspation and verify
www.indiandentalacademy.com
relative tooth pos...
Registration records should be sterilized using an infection control spray. Store
www.indiandentalacademy.com
wax records ...
Direct Mounting the
Maxillary Cast on the
4000 Series Articulator

www.indiandentalacademy.com
Center the plastic incisal guide table so that the rounded end of the incisal
www.indiandentalacademy.com
guide pin rests ...
Remove the incisal guide pin.
Loosen the #8511 incisal
guide pin screw.

www.indiandentalacademy.com
You may want to set the articulator with the upper member off of the lower
frame. To remove the upper member, press the pu...
Set each condylar guide to 30° on the condylar inclination scale and tighten the
black clamp knob. Next set each progressi...
Place clean mounting plates on the
upper and lower frames.

www.indiandentalacademy.com
If using the QuickMount Magnet System as is demonstrated here, place a metal
www.indiandentalacademy.com
disk into the pla...
Placing a Direct Mounting
Face-Bow on the Articulator

www.indiandentalacademy.com
Slide the Nasion Relator Assembly over to the right side of the cross bar.
www.indiandentalacademy.com
Loosen the center f...
Position the brass mounting pin located on the outer edge of the upright of the
lower frame into the hole on the medial si...
With the earpieces correctly seated, tighten the center thumb screw to lock the
face-bow in place. If you’re using a metal...
www.indiandentalacademy.com
Mounting the Maxillary
Cast with a Direct
Mounting Face-Bow

www.indiandentalacademy.com
www.indiandentalacademy.com

Soak the Maxillary cast in water.
www.indiandentalacademy.com

Place indices on the base of the cast.
Make sure the cast seats firmly into the record. Apply mounting stone to the
base of the cast and onto the mounting plate....
Close the upper frame to contact the cross bar, bringing the mounting stone on
the two surfaces together. Do not use too t...
It is not necessary that the mounting stone be smooth and all voids filled with the
first mix. Many clinicians prefer to u...
Indirect Mounting the
Maxillary Cast on the
4000 Series Articulator

www.indiandentalacademy.com
www.indiandentalacademy.com

Whip Mix Indirect Mounting Face-Bow
Take the registration of thewww.indiandentalacademy.com
patient in the usual manner as described earlier.
Preparing the Face-Bow
and Articulator
for Mounting Casts

www.indiandentalacademy.com
Remove the face-bow from the patient. Next, unscrew the #8604 Locking Screw
on the cross bar to release the transfer assem...
Position the #8686 Support Bar onto the top of the transfer assembly and secure
in place with the same #8604 Locking Screw...
Placing the Face-Bow
Transfer Assembly
on the Articulator

www.indiandentalacademy.com
Place the #9176Q Transfer Base Assembly for the QuickMount magnetic
system on the articulator. Secure the Transfer Base As...
Insert the vertical rod of the transfer assembly into the transfer base and lower it
until the bottom of the vertical rod ...
Ensure the mounting surfaces are clean before placing the mounting plates on
www.indiandentalacademy.com
the articulator.
Place the upper frame of the articulator onto the lower frame, so the bottom of
the metal boss now rest on the #8686 Suppo...
With the bite fork secured in place and supported with the #28706 Face-Bow
www.indiandentalacademy.com
Fork Support, place...
Check for proper clearance. www.indiandentalacademy.com
You can now add mounting stone to upper cast
and mounting plate as...
Mounting the Mandibular
Cast

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The upper and lower frame are made parallel by aligning the top of the pin
boss with the dark line which completely encirc...
With the locking tabs in the locked position and the side shift guides set to the
“0” mark, set the articulator upside dow...
Place mounting stone onto the base of the cast and onto the mounting plate and
hinge the lower frame closed until the inci...
Once the stone has reached its initial set remove the material used to stabilize
www.indiandentalacademy.com
the cast.
Remove the interocclusal record. Loosen the incisal guide pin screw and make
www.indiandentalacademy.com
sure the upper an...
Many clinicians use a second mix to clean up the mounting and give it a clean
and professional appearance. Make sure the i...
Setting the Condylar Guidance
of the Articulator Using
Lateral Interocclusal Records

www.indiandentalacademy.com
After removing the CR or MI registration material, release the locking tabs on
www.indiandentalacademy.com
the right and l...
Set both condylar guides to the 0° setting on the condylar inclination scale
and set the progressive side shift guides to ...
www.indiandentalacademy.com

Loosen and raise the incisal guide pin screw to prevent any interference.
www.indiandentalacademy.com

Carefully seat the left lateral excursion interocclusion record on the upper cast.
While lightly holding the articulator, gently seat the lower cast into the left lateral
www.indiandentalacademy.com
record...
Note: The cast should seat evenly into the left lateral record. If the posterior
teeth are raised out of the record the co...
To set the inclination of the right condylar guide, carefully loosen the clamp
knob and rotate the guide until the teeth o...
Tighten the clamp knob to lock the guide into position.
www.indiandentalacademy.com
DO NOT USE EXCESSIVE PRESSURE when tig...
Setting the Progressive
Side Shift of the Articulator
Using Lateral Interocclusal
Records

www.indiandentalacademy.com
To set the right progressive side shift guide, loosen the right side shift holding
screw and move the right side shift gui...
After the right condylar guidance has been recorded, the condylar guidance
should be neutralized as previously described. ...
Many wish to set the condylar
inclination of the articulator with
a protrusive record. To utilize
the protrusive record, f...
Using sight and touch, rotate the left
condylar guide until the teeth on the
left side of the upper cast seat evenly
into ...
Technique for Fabrication of a
Custom Incisal Guide Table

www.indiandentalacademy.com
An acrylic custom incisal guide table may be used to make a permanent disocclusive record of a specificwww.indiandentalaca...
The Dovetail Incisal Block is a convenient accessory which has been designed
so that a custom acrylic guide may be easily ...
www.indiandentalacademy.com
Materials needed for fabrication of a custom incisal guide table.
www.indiandentalacademy.com
Raise the incisal guide pin 2-3mm and release the centric latch.
Lubricate the rounded end of the incisal guide pin. Next, prepare the surface
www.indiandentalacademy.com
of the incisal g...
www.indiandentalacademy.com
Mix enough acrylic to cover the incisal guide table to approximately a 6 mm
thickness.
www.indiandentalacademy.com
Once the acrylic has reached a doughy state, place it onto the incisal guide
table.
www.indiandentalacademy.com
Close the articulator in centric position.
Move the upper frame to produce a straight protrusive movement terminating in
www.indiandentalacademy.com
an end-to-end po...
www.indiandentalacademy.com
From centric, move the upper member to give a straight right lateral movement.
www.indiandentalacademy.com
Then, move the upper member to give a straight left lateral movement.
Move through all intermediate excursions between the lateral and protrusive
positions. Repeat the excursive movements unti...
www.indiandentalacademy.com
Final custom incisal guide table.
Thank you
For more details please visit
www.indiandentalacademy.com

www.indiandentalacademy.com
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4000 series ARTICULATOR / dental crown & bridge courses /certified fixed orthodontic courses by Indian dental academy

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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.


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

  1. 1. 4000 Series Articulator Manual INDIAN DENTAL ACADEMY Leader in continuing dental education www.indiandentalacademy.com www.indiandentalacademy.com
  2. 2. Articulator Accessories #8533 Dovetail Incisal Block #8526F Plastic Incisal Guide #2460 Adjustable Incisal Guide www.indiandentalacademy.com
  3. 3. Articulator Accessories Mounting Plates www.indiandentalacademy.com
  4. 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. 5. Articulator Accessories Universal Tote Bag www.indiandentalacademy.com
  6. 6. Articulator Accessories #8609 Face-Bow Fork #8631 Face-Bow Fork (Offset Stem) Face-Bow Forks www.indiandentalacademy.com
  7. 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. 8. www.indiandentalacademy.com Items needed to obtain a face-bow registration
  9. 9. www.indiandentalacademy.com Preparing the Face-Bow
  10. 10. www.indiandentalacademy.com Using an elastic band will aid in manipulation of the face-bow.
  11. 11. www.indiandentalacademy.com Center Nasion between dimples on the crossbar.
  12. 12. Thumb Screws Loosen the Center Locking Knob Loosen the #8640 T-Screw www.indiandentalacademy.com
  13. 13. www.indiandentalacademy.com Loosen the #8643 T-Screw
  14. 14. www.indiandentalacademy.com Preparing the Face-Bow Fork
  15. 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. 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. 17. www.indiandentalacademy.com Some clinicians like to use cotton rolls to support the bite fork until the material has set.
  18. 18. Bite Fork Inspect the registration for any soft tissue or deep occlusal www.indiandentalacademy.com registration interferences.
  19. 19. Positioning thewww.indiandentalacademy.com face-bow on the patient
  20. 20. Reposition the Bite Fork www.indiandentalacademy.com Have patient place each earpiece in the external auditory meatus..
  21. 21. Start toggle assembly ontowww.indiandentalacademy.com the horizontal cross bar bite fork, making sure is above the bite fork.
  22. 22. Push the toggle back on the fork shaft until it is near, but not touching the lips. www.indiandentalacademy.com
  23. 23. www.indiandentalacademy.com Center nose piece on patient’s nasion.
  24. 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. 25. Support the Face-Bow Tighten the #8640 T-screw Tighten the center locking knob www.indiandentalacademy.com
  26. 26. www.indiandentalacademy.com Tighten the #8643 T screw on the vertical rod.
  27. 27. www.indiandentalacademy.com Removing the face-bow
  28. 28. www.indiandentalacademy.com Loosen the #8604 face-bow knob.
  29. 29. www.indiandentalacademy.com Have the patient gently pull the ear pieces out of their ears.
  30. 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. 31. Obtaining Interocclusal Records Centric Relation and/or Maximum Intercuspation www.indiandentalacademy.com
  32. 32. Obtaining Interocclusal Records Placing an anterior deprogramming device over the incisal edge of the maxillary central www.indiandentalacademy.com
  33. 33. Manipulate the mandible into centric relation and slowly arc the www.indiandentalacademy.com mandible closed.
  34. 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. 35. www.indiandentalacademy.com If you haven’t done so already trim the wax record.
  36. 36. Warm the wax record in water until the tooth-contacting edges are soft www.indiandentalacademy.com enough to offer no resistance.
  37. 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. 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. 39. Remove and examine the centric relation wax record. Maintain position while cooling the wax. www.indiandentalacademy.com
  40. 40. Obtaining Interocclusal Records Centric Relation and/or Maximum Intercuspation www.indiandentalacademy.com
  41. 41. www.indiandentalacademy.com
  42. 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. 43. www.indiandentalacademy.com Remove and examine the maximum intercuspation record.
  44. 44. Obtaining Interocclusal Records Right and Left lateral Records www.indiandentalacademy.com
  45. 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. 46. Repeat for the left lateral record www.indiandentalacademy.com
  47. 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. 48. Have the patient close into a position of maximum intercuspation and verify www.indiandentalacademy.com relative tooth position noted earlier.
  49. 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. 50. Direct Mounting the Maxillary Cast on the 4000 Series Articulator www.indiandentalacademy.com
  51. 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. 52. Remove the incisal guide pin. Loosen the #8511 incisal guide pin screw. www.indiandentalacademy.com
  53. 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. 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. 55. Place clean mounting plates on the upper and lower frames. www.indiandentalacademy.com
  56. 56. If using the QuickMount Magnet System as is demonstrated here, place a metal www.indiandentalacademy.com disk into the plastic mounting plate.
  57. 57. Placing a Direct Mounting Face-Bow on the Articulator www.indiandentalacademy.com
  58. 58. Slide the Nasion Relator Assembly over to the right side of the cross bar. www.indiandentalacademy.com Loosen the center face-knob.
  59. 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. 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. 61. www.indiandentalacademy.com
  62. 62. Mounting the Maxillary Cast with a Direct Mounting Face-Bow www.indiandentalacademy.com
  63. 63. www.indiandentalacademy.com Soak the Maxillary cast in water.
  64. 64. www.indiandentalacademy.com Place indices on the base of the cast.
  65. 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. 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. 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. 68. Indirect Mounting the Maxillary Cast on the 4000 Series Articulator www.indiandentalacademy.com
  69. 69. www.indiandentalacademy.com Whip Mix Indirect Mounting Face-Bow
  70. 70. Take the registration of thewww.indiandentalacademy.com patient in the usual manner as described earlier.
  71. 71. Preparing the Face-Bow and Articulator for Mounting Casts www.indiandentalacademy.com
  72. 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. 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. 74. Placing the Face-Bow Transfer Assembly on the Articulator www.indiandentalacademy.com
  75. 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. 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. 77. Ensure the mounting surfaces are clean before placing the mounting plates on www.indiandentalacademy.com the articulator.
  78. 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. 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. 80. Check for proper clearance. www.indiandentalacademy.com You can now add mounting stone to upper cast and mounting plate as described earlier.
  81. 81. Mounting the Mandibular Cast www.indiandentalacademy.com
  82. 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. 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. 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. 85. Once the stone has reached its initial set remove the material used to stabilize www.indiandentalacademy.com the cast.
  86. 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. 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. 88. Setting the Condylar Guidance of the Articulator Using Lateral Interocclusal Records www.indiandentalacademy.com
  89. 89. After removing the CR or MI registration material, release the locking tabs on www.indiandentalacademy.com the right and left fossa elements.
  90. 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. 91. www.indiandentalacademy.com Loosen and raise the incisal guide pin screw to prevent any interference.
  92. 92. www.indiandentalacademy.com Carefully seat the left lateral excursion interocclusion record on the upper cast.
  93. 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. 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. 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. 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. 97. Setting the Progressive Side Shift of the Articulator Using Lateral Interocclusal Records www.indiandentalacademy.com
  98. 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. 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. 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. 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. 102. Technique for Fabrication of a Custom Incisal Guide Table www.indiandentalacademy.com
  103. 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. 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. 105. www.indiandentalacademy.com Materials needed for fabrication of a custom incisal guide table.
  106. 106. www.indiandentalacademy.com Raise the incisal guide pin 2-3mm and release the centric latch.
  107. 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. 108. www.indiandentalacademy.com Mix enough acrylic to cover the incisal guide table to approximately a 6 mm thickness.
  109. 109. www.indiandentalacademy.com Once the acrylic has reached a doughy state, place it onto the incisal guide table.
  110. 110. www.indiandentalacademy.com Close the articulator in centric position.
  111. 111. Move the upper frame to produce a straight protrusive movement terminating in www.indiandentalacademy.com an end-to-end position.
  112. 112. www.indiandentalacademy.com From centric, move the upper member to give a straight right lateral movement.
  113. 113. www.indiandentalacademy.com Then, move the upper member to give a straight left lateral movement.
  114. 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. 115. www.indiandentalacademy.com Final custom incisal guide table.
  116. 116. Thank you For more details please visit www.indiandentalacademy.com www.indiandentalacademy.com

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