Dr. Petra van der Merwe
I help dentists improve treatment outcomes with aligners.
Hello and welcome! I'm Dr. Petra van der Merwe, an orthodontist with over 30 years of experience. I specialize in clear aligner therapy and bring a deep clinical background in prosthodontics, periodontics, and oral pathology. This channel is dedicated to helping dentists and orthodontists improve their aligner results with practical, real - world tips.
Watch Me Fix TMJ Pain in 5 Minutes
Watch Me Solve TMJ Pain and Facial Asymmetry
Watch Me Expand an Upper Arch to Solve Lower Crowding
My Non-Surgical Approach for a Class III Case (In Real Time)
Why Lower Extrusion Attachments Often Fail (And What Actually Works)
Using Attachments in a Compromised Orthodontic Case
This Patient Requested a Compromise (Watch Me Navigate)
Posterior Extrusion Failed - Watch Me Replan The Case
Watch me close out a complex aligner case with final plan approval
The hidden biomechanics behind fixing an open bite with aligners (Part 3)
Watch Me Balance Torque and Extrusion Without Elastics (Part 2)
Watch Me Refine a Class I Case With a Unique Midline Solution (Part 4)
Unconventional Solution to a Midline Deviation (Part 3)
Watch Me Solve a Midline Shift in a Unique Way (Part 2)
Watch Me Finish a 2-Year Orthodontic Case (Part 1)
Watch me design a severe Class II div 2 case (Part 4)
Watch me design a severe Class II div 2 case (Part 3)
Watch me design a severe Class II div 2 case (Part 2)
Watch me design a severe Class II div 2 case (Part 1)
Day in the life of an orthodntist during Covid (Vlog 2)
Day in the life of an orthodontist during COVID (Vlog 01)
Welcome to my Youtube channel