Misc Denture Information

Question 1

What is Bonwill’s Triangle?

Answer 1

4-inch equilateral triangle connecting the mandibular central incisors to each condyle

Bonwill 1858

Question 2

What is Pound’s Triangle?

Answer 2

Triangle from mesial proximal contact of mandibular canine to the buccal and lingual aspects of the retromolar pad

Used as a guide to position the lingual surfaces of the posterior teeth

Pound 1951

Question 3

What is Fischer’s angle?

Answer 3

Angle formed by the intersection of the protrusive and mediotrusive condylar paths when viewed from sagittal plane

Fischer 1926

Question 4

What is Bennett angle?

Answer 4

Angle formed between sagittal plane and the average path of the advancing mediotrusive (non-working condyle) viewed in horizontal plane

Question 5

What did Tallgren talk about?

Answer 5

Resorption of mand anterior ridge is 4x greater than max ridge

Tallgren 1972

Question 6

Hanau’s Formula?

Answer 6

L = H/8 + 12

That means once you have your protrusive record (horizontal inclination), you can calculate your lateral condylar setting