VASER stands for Vibration Amplification of Sound Energy at Resonance. Behind the acronym is a straightforward idea: use ultrasound to loosen fat before removing it, so the surrounding tissue is disturbed as little as possible.
How VASER works
A tumescent fluid is first infiltrated into the treatment area, numbing the tissue and making the fat easier to work with. Small probes then deliver ultrasound energy that selectively breaks apart fat cells while leaving nerves, blood vessels and connective tissue largely intact.
Once the fat has been emulsified, it is drawn out through cannulas only a few millimetres wide. Because the fat is already liquefied, far less mechanical force is needed, which is the single biggest reason VASER tends to bruise less than traditional liposuction.
The difference from traditional liposuction
Traditional liposuction relies on physically breaking up and suctioning fat, which places more stress on surrounding tissue. VASER separates the two steps: soften first, remove second.
- Selective: ultrasound targets fat rather than everything in its path.
- Detailed: it allows superficial sculpting, so definition can be created, not just volume reduced.
- Retractive: the energy encourages some skin tightening as the area heals.
- Awake: it is performed under local anaesthetic rather than general anaesthesia.
What it is not
VASER is not a weight-loss treatment. It removes localised fat that resists diet and training, and it works best on patients already close to a stable weight. It is also not a treatment for loose skin on its own: where laxity is significant, skin tightening may be recommended alongside it.
Who tends to benefit most
Patients with defined problem areas, reasonable skin elasticity and realistic expectations see the strongest results. Common areas include the abdomen, flanks, back, upper arms, upper legs, chin and jawline, and the male chest.
At consultation you receive a free Body Report mapping the areas worth treating and the outcome that is realistic for your anatomy. If VASER is not the right answer, we will say so.
