The Bikini Hip Incision: Minimally Invasive Hip Replacement

What Is the Bikini Hip Incision?

The bikini hip incision is named for both its location and its orientation. Rather than a traditional vertical incision along the front of the hip, the bikini approach uses a shorter, horizontal incision made near the groin along natural skin lines. This placement allows the scar to settle into the body’s natural contour over time, making it far less noticeable than incisions used in conventional hip replacement techniques.

The result is a scar that sits in roughly the same area where a swimsuit or underwear waistband would rest — largely hidden by everyday clothing and barely visible as healing progresses. For active adults who spend time on the beach, at the pool, or simply want a more discreet outcome, this distinction matters.

How the Direct Anterior Approach Works

The bikini hip incision is performed as part of the Direct Anterior Approach (DAA) — a minimally invasive technique that accesses the hip joint from the front of the body. What makes this approach distinct is how the surgeon reaches the joint. Rather than cutting through or detaching major muscle groups, as is required in posterior or lateral approaches, the DAA works through a natural interval between muscles at the front of the hip. The muscles themselves are gently moved aside, not divided.

This muscle-sparing technique has meaningful consequences for recovery. When major muscle groups are left intact, the body has significantly less soft tissue trauma to heal from. Patients may experience less early postoperative pain related to muscle disruption, a smoother recovery trajectory, and fewer activity restrictions in the weeks following surgery.

Faster Recovery and Improved Mobility

Because the Direct Anterior Approach preserves the major muscles surrounding the hip joint, patients may recover more quickly and with less difficulty than those who undergo traditional approaches that require muscle detachment. Preserving muscle integrity allows patients to begin regaining hip strength and mobility sooner, often with fewer movement restrictions during early recovery.

Patients who undergo hip replacement through the anterior approach are often able to bear weight and begin walking with assistance very shortly after surgery. Many appropriate candidates are discharged the same day or the following morning. The reduction in muscle trauma also means patients frequently report less pain in the early postoperative period compared to what they expected.

Reduced Risk of Hip Dislocation

One of the meaningful functional advantages of the Direct Anterior Approach is a reduced risk of hip dislocation following surgery. Posterior hip replacement approaches require the surgeon to work through and then repair the posterior soft tissue structures that help stabilize the joint. While these structures are repaired during surgery, the recovery period involves restrictions on hip movement — such as avoiding bending past 90 degrees or crossing the legs — to protect the repair as it heals.

Because the anterior approach does not disturb these posterior structures, patients may have greater freedom of movement earlier in recovery. Many patients undergoing the anterior approach can bend their hips more freely, cross their legs sooner, and perform daily activities with less concern about the risk of dislocation — all of which can contribute to a more normal recovery experience.

Who May Be a Candidate?

The bikini hip incision with the Direct Anterior Approach is appropriate for many patients with hip arthritis who are candidates for total hip replacement. Patients who tend to be well-suited for this approach include active adults who want to return to recreational activity quickly, those who place importance on a discreet cosmetic result, and patients who prefer to minimize recovery time and hospital stay. A thorough evaluation — including a physical examination, review of symptoms, and imaging — is necessary to determine whether this approach is appropriate for each individual patient.

What to Expect During a Consultation

During a consultation with Dr. Avino, the hip joint is evaluated through a review of symptoms and medical history, a physical examination, and imaging such as X-rays. Dr. Avino will discuss all treatment options — both surgical and non-surgical — and explain what the bikini hip incision procedure involves, what recovery typically looks like for appropriate candidates, and whether this approach may be right for you. Patients are encouraged to come with questions and leave with a clear understanding of their options and next steps.