Inside Aesthetics Ep 125 Filler Rheology – The Characteristics & Properties of Fillers | Dr Hervé Raspaldo
Episode 125 hosts Dr Hervé Raspaldo (Facial plastic surgeon based in Geneva, Switzerland)
Hervé specialises in surgical and non-surgical rejuvenation treatments of the face and neck and is especially known for his non-surgical rhinoplasty techniques. He is an international trainer and KOL for Vivacy, a French dermal filler company.
We discuss the various types of fillers available on the market including the reversible as well as permanent types.
We then explore filler rheology (the science of the physical properties of the materials) including cohesivity, elasticity, cross-linking and how these influence longevity and the patient experience.
Herevé shares which filler brand he currently uses in addition to his experience with using 3D photography, ultrasound and MRI to track results and assess complications.
00:00 Introduction 01:04 Meet Dr Hervé Raspaldo 05:59 Growth of Aesthetic Treatments During COVID 10:56 Early Adoption of Botox and Fillers in Europe 18:27 Understanding Filler Rheology and Gel Properties 26:25 Hyaluronic Acid Fillers and How They Work 33:29 Other Filler Types Including Calcium and Biostimulators 41:37 Risks of Permanent Fillers and Why They Were Abandoned 48:53 Fat Grafting and When It Is Used in the Face 52:09 Cross Linking, Longevity and Tissue Integration Explained 61:45 Choosing the Right Filler for Different Facial Areas 68:49 Longevity of Fillers and Why Results Vary Between Patients 76:38 Filler Migration Debate and Overfilling Risks 80:09 Safety Techniques Including Needles, Cannulas and Monitoring 86:34 Final Thoughts on Product Choice, Technique and Patient Safety