Haris Khan

7 Questions 35 Answers 0 Followers

Questions related from Haris Khan

How much torque would be expressed on maxillary incisors in MBT prescription using 19x25 SS wire?

In full dimension wires we can calculate the effective torque, but can we calculate how much torque would be expressed in 0.019x0.025 SS wire in MBT prescription in 0.022" slot?

22 October 2014 1,890 21 View

Why do contemporary brackets have no built in counter rotation?

Counter rotation or offset is an important part of preadjusted appliances. But contemporary brackets have no built in counter rotation. Neither bracket prescription tables quoted in renowned books...

13 October 2014 1,201 6 View

Why do orthodontists use rectangular steel wires of certain dimensions on sliding mechanics?

Usually orthodontist use 0.019x 0.025" SS wire for sliding mechanics which has a 9.6 degree play .For effective sliding mechanics atleast 2 mil of clearance should be present. So why 3 mil...

24 September 2014 3,686 6 View

What if molar is mesial out? Is it called mesial offset or distal offset?

I used to call a molar that is mesial out as mesial offset but in many manufacturer catalogs tubes to accomplish such movements are called distal offset tubes.

30 June 2014 1,642 5 View

What is super torque prescription of Roth for maxillary incisors?

Roth gave a super torque prescription for cases like Class II div2 patents with a company. It is word of mouth that this prescription was 17 tor/5tip for central and 10 tor/9tip for lateral. MBT...

19 June 2014 1,239 3 View

Is there any difference between torque in base and in the face in orthodontic brackets ?

As in both cases slot would be in same angulation in relation to adjacent slots .

08 May 2014 1,955 13 View

We are doing a systematic review on piezocision.Do you think its possible to share the methadology and findings of your trial in our study?

Can you share the methodology and findings for our review?

01 January 1970 8,043 1 View