Lifting / Laxity · Submental / neck laxity
Pdo PCL PLLA thread lifting evidence for Submental / neck laxity
This is an early evidence stage based mainly on observational studies and case reports. Use it as supplementary reference, and follow your doctor's judgment for treatment decisions.
Grade combines the quantity and quality of the research, while direction is a separate signal showing how the papers assess effectiveness.
Median year 2026 Last 5 years 100% Positive results 100% Korea/Asia 1
Known in Korea as
Procedure and brand names vary, but the evidence above applies to the same procedure mechanism.
Key papers
tier_other Retrograde approach to mid-face thread lift with reverse temporal vectors: an innovative insight into the conventional approach.
Abstract summary (English) The retrograde approach to mid-face thread lift, utilizing reverse temporal vectors, offers an innovative advancement in minimally invasive facial rejuvenation. This study evaluates its efficacy and safety in 20 female patients aged 30-60 years presenting with moderate midface ptosis but minimal jowling and neck laxity. The technique involves inserting poly L-lactide-co-ε-caprolactone bi-directional threads into...
Journal Article
View on PubMedtier_other Absorbable Barbed Threads for Lower Facial Soft-Tissue Repositioning in Asians.
Abstract summary (English) INTRODUCTION: Asian patients often seek to address lower facial aging through clinical interventions that increase anterior projection and jawline contouring. The Definisse™ (also known as Happy Lift™) thread lift treatment uses barbed absorbable threads to suspend tissues and induce biostimulation. We evaluated the efficacy and safety of absorbable barbed threads for lower facial reshaping in Thai patients.
Journal Article
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