Muller Cup - Acetabular shell

Intended purpose

The Muller cup is intended for use in total hip arthroplasty to replace or repair the natural acetabulum. The indications for the use include: - Non-inflammatory degenerative joint disease such as primary or secondary osteoarthritis, - Aseptic necrosis of the femoral head - Rheumatoid Arthritis - Correction of functional deformity - Outcomes of fractures of the femoral neck - Outcomes of traumatic dislocations of the hip - Failures of osteotomy - Outcomes of arthrodesis

Functional description

The Muller Cup component is designed to replace or repair the acetabulum of the patient. The MULLER prosthesis is composed by two components: a principal element made of polyethylene and a stainless steel ring as a radiologic reference. They have a hemispherical shape and are manufactured from UHMWPE. They are cemented cups, with a special grooved design on their convex external surface aimed at improving the cups primary fastening.