SAN ANTONIO – More than 30% of women in the U.S. have bunions -- a bone deformity caused by an unstable joint that allows the big toe to drift out of alignment. If you’re not sure if you have a bunion, Treace Medical Concepts has answered some commonly asked questions about the condition. Typical symptoms include a bump on the side or top of foot, pain, swelling, pressure and/or numbness. Lapiplasty 3D bunion correctionThe Lapiplasty procedure is designed to address all three dimensions of your bunion and permanently secure the root cause of your bunion, which is an unstable joint. It involves the use of a system of special titanium plates to re-stabilize and secure the unstable foot joint that caused the bunion.