Silicone Implants: How to Choose the Best Technique for Your Body?
If you are considering fulfilling your dream of breast implant surgery, it is perfectly normal for your search history to be full of questions. After all, breast augmentation is one of the most performed and most desired plastic surgeries in the world, but it has particularities that vary from patient to patient.
Should the implant go over or under the muscle? Should you choose a round or an anatomical (teardrop) shape? How does the internal bra work?
To help you understand every detail in a simple and safe way, Dr. Marco Longo, a plastic surgeon in São Paulo, has prepared this complete guide based on modern high-performance techniques and structured recovery.
Implant over or under the muscle?
This is, without a doubt, one of the most frequently asked questions at our office in São Paulo. The correct, evidence-based answer is: it depends on your body type.
The choice of implant position involves a careful assessment of your current anatomy:
- Submuscular (Under the muscle): Indicated mainly for very thin patients or those with little breast gland tissue. By placing the implant behind the pectoral muscle, we achieve a natural “camouflage” of the implant, preventing its edges from showing or being visible (so-called rippling).

- Subglandular / Subfascial (Over the muscle): Indicated for patients who already have sufficient breast tissue coverage. If the patient has a very high pectoral muscle and a breast positioned anatomically lower, placing the implant behind the muscle could cause an aesthetic distortion (the “double bubble” effect). In these cases, the implant is placed in front of the muscle, ensuring a harmonious and natural overall result.
Round vs. Anatomical Shape: Which one to choose?
The ideal shape combines your aesthetic wishes with the proportions of your chest.
- Round Implant: This is the ideal choice if your goal is a more defined cleavage, full and well-shaped. It is the most popular shape in plastic surgery clinics in São Paulo.
- Anatomical Implant (Teardrop Shape): Perfect for those seeking the most natural-looking result, where the volume is gradually concentrated at the base of the breast, mimicking the body’s natural drape.
Defining the ideal size (volume)
At Dr. Marco Longo’s office, the volume is not a choice locked into generic charts. We assess your weight, your height, the width of your chest, and your lifestyle. We perform everything from procedures with delicate implants (200ml to 250ml) to larger volumes (400ml to 500ml), ensuring that the final decision brings long-term satisfaction and avoids regrets.
What Is Structured Breast Augmentation with an Internal Bra?
Modern techniques have evolved to offer not only immediate beauty, but stability over the years. That is why Dr. Marco Longo uses the structured breast augmentation approach.
Regardless of whether the implant is placed over or under the muscle, internal surgical support stitches are made — popularly known as the Internal Bra. This technique creates a high-adhesion support at the base of the breast, working like an invisible bra that prevents the implant from shifting or dropping prematurely, ensuring a firm and long-lasting result.
Fast 24-Hour Recovery
One of the biggest concerns of people with a busy routine in the city of São Paulo is the time away from their activities. Fortunately, current surgical techniques allow a much faster and more comfortable recovery.
With the structured protocol adopted by Dr. Marco Longo, postoperative progress allows:
- Within 24 hours: Clearance for light office activities, computer use, and work-from-home routines.
- Within 7 days: The patient is already practically 100% recovered for most of her usual daily activities, without the severe restrictions of the past.
Schedule Your Assessment Consultation in São Paulo
Every body is unique, and choosing the best silicone implant technique requires an individualized medical perspective, focused on harmony and on your health and safety.
If you live in São Paulo or are planning your surgery in the city, come and clear up all your questions directly in an in-person consultation.
Dr. Marco Longo — Plastic Surgeon with a Doctorate (PhD) from the University of São Paulo (USP)
CRM-SP: 122172 | RQE: 58398
Dr. Marco Longo – Plastic Surgeon
CRM SP 122172 | RQE 58398
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