Buyer beware

I'm sorry to hear that you've had such an awful experience. Multiple procedures all leading to a result you're not happy with sounds like a nightmare.

I've personally not heard of this procedure. There are many procedures, products, and panaceas being marketed.
Liposcultpure and fat transfer are very effective to reshape the buttocks. Some patients may also require more extensive surgery, such as a lower body lift with gluteal augmentation with a dermofascial flap. It's important for patients to develop a strong relationship with a well trained physician who can help them decide what is the right treatment.