MACOMB, Mich.--(BUSINESS WIRE)--GraMedica, a global orthopedic medical device company, today announced the limited release of the Osteo-Wedge™ Open Wedge Bone Locking System. This revolutionary product is an important solution for patients suffering with moderate to severe bunions. A bunion is a deformity of the big toe joint. This painful, progressive deformity leads to walking difficulties and can cause pain when wearing shoes.