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✕›M0 part 6 of 8English한국어11 of 13Exit lesson
M0 part 6 of 8 · Orientation

Guided cut

No cutting in M0. Walk the typodont one step at a time and stop at each point below before you start M1.

Loading 3D view…

  1. After step 1: Find tooth #30 and tooth #3
    Point to #30, #29, #31 and #3 on the typodont.
  2. After step 2: Name the five surfaces of #30
    Name all five surfaces of #30 out loud, two of them in the mirror.
  3. After step 3: Peel enamel, dentin and pulp
    Say which layer sits under the occlusal table.
  4. After step 4: Read the five checkpoints on a finished prep
    Read the five checkpoints in order without the card.
  5. After step 5: Photograph the prep on the grid card
    Print the grid card and check the 50 mm bar with a ruler.
3D model: molar30.glb: teeth #29–#31, jaw bone and gum. BodyParts3D, © 2008 Life Science Integrated Database Center (DBCLS); modified by Osler Press. CC BY-SA 2.1 JP · source
3D viewer code. three.js authors. MIT · source
BackNext: Cut and score
English한국어
✕M0 · Orientation11/13
Guided cut

No cutting in M0. Walk the typodont one step at a time and stop at each point below before you start M1.

Loading 3D view…

  1. After step 1: Find tooth #30 and tooth #3
    Point to #30, #29, #31 and #3 on the typodont.
  2. After step 2: Name the five surfaces of #30
    Name all five surfaces of #30 out loud, two of them in the mirror.
  3. After step 3: Peel enamel, dentin and pulp
    Say which layer sits under the occlusal table.
  4. After step 4: Read the five checkpoints on a finished prep
    Read the five checkpoints in order without the card.
  5. After step 5: Photograph the prep on the grid card
    Print the grid card and check the 50 mm bar with a ruler.
3D model: molar30.glb: teeth #29–#31, jaw bone and gum. BodyParts3D, © 2008 Life Science Integrated Database Center (DBCLS); modified by Osler Press. CC BY-SA 2.1 JP · source
3D viewer code. three.js authors. MIT · source
Outline · 8 parts✓Criteria card✓Anatomy in 3D✓Steps1Find tooth #30 and tooth #32Name the five surfaces of #303Peel enamel, dentin and pulp4Read the five checkpoints on a finished prep5Photograph the prep on the grid card6Read your score band by band✓Within vs outside✓Check6Guided cut7Cut and score8Recall: day 3 and day 10

Practice feedback against the 2026–27 published crown-prep criteria (molar). Not an exam or admissions result; your program and examiners decide.

BackNext: Cut and score