Limb Sparing Saddle Prosthesis and Pelvic Neoplasia

Historical Perspectives, Indications and Imaging Findings

by T Szymanowski, MD, TJ Learch, MD, L Menendez, MD

Introduction

Pelvic Bone Carcincoma's

Classification of Pelvic Resections

Surgical Options for Periacetabular Resection

• Hemipelvectomy
• Arthrodesis
• Megaprosthesis

The Saddle Prosthesis

• Historical Perspective: Mark I
• Mark II Prosthesis
• Periacetabular Reconstruction Prosthesis (PAR)

Indications/Contraindications

Surgical Techniques and Considerations

• The Notch Osteotomy
• Soft Tissue Tension

Normal Postoperative Imaging

Complications and Imaging

• Mark I
• Mark II
• PAR page 1
• PAR page 2

Recovery and Functionality

Conclusion

References