Hydroxyapatite bioactive coating: More in line with the morphological design of femoral stem prosthesis in the Asian population, providing comprehensive solutions from initial joint replacement to joint revision;

Classic double-taper design, with rectangular cross-section;

Optimized neck design: The neck length varies in proportion to the prosthesis model;

Uniformly progressive increase of eccentricity in 12 models;

Design of proximal horizontal groove: Anti-sinking; design of vertical groove: Resistance to rotational torque;

Adduction design of the prosthesis' distal sagittal plane: Reduce cortical impact and thigh pain;

[Collarless Double-taper Fully-coated Handle I (Hydroxyapatite Spraying)] Retain more cancellous bone, with a short handle body and shoulder cutting design; available for various minimally invasive surgeries;

[Collarless Double-taper Fully-coated Handle IV (Hydroxyapatite Spraying)] Distal cross-grooved design: Enhance the flexibility of the distal handle and avoid thigh pain.