Muthana Mithqal Sartawi is a Kuwaiti orthopedic surgeon specialized in joint replacement surgery. He is best known for inventing the Modified Intervastus Approach surgical approach used in total knee replacement surgery.
Background Sartawi completed his medical degree from Arabian Gulf University in 2006, and went on to conduct his training at the General Surgery Department at Farwaniya Hospital in Kuwait. In 2007, he relocated to Canada after receiving a scholarship to train as a neurosurgery resident for three years in the department of neurosurgery at the University of Alberta, Canada. In 2013, he completed residency at the department of orthopedics at Dalhousie University in Halifax, Canada. In 2014, Sartawi completed a fellowship in joint replacement surgery at Rush University Medical Center in Chicago, Illinois. He joined the faculty of surgery at the University of Illinois from 2014 to 2019 and has served as director of the Joint Care Center of Excellence at Presence Hospital in Illinois. He was appointed head of the orthopedic department at Christie Clinic in Champaign, Illinois. Sartawi is both American and Canadian board-certified. He has operated on notable individuals, including Saud bin Fahd Al Saud and was part of the medical team that performed the knee replacement for George W. Bush.
Innovations Sartawi has received several patents in the field of orthopedics. In 2018, Sartawi patented the Modified Intervastus Approach, a surgical technique in knee replacement surgery where the surrounding ligaments and muscles of the knee are preserved, helping to shorten the recovery period. This technique was patented by the United States Patent and Trademark Office. In the same year, Sartawi was awarded a patent for the Acetabular Cup and Insertion Handle, a hip-replacement implant system that features an acetabular cup with holes for K-wires and variable-angle locking screws to enhance stability during surgery. It includes a specially engineered insertion handle that securely attaches to the cup to improve control and accuracy while minimizing torque during detachment. The design supports more precise implantation, especially in complex or revision hip procedures. In 2020, Sartawi patented the Proximally fitting femoral component with adjunctive screw fixation, a design for the femoral (thigh-bone) part of a hip prosthesis. The implant has a stem that goes inside the femur, the design allows using screws in the proximal part (near the top) to give better stability (rotational and axial) when needed. In 2023, Sartawi presented the Modified Intervastus Arthrotomy Closure Method, a patented suturing technique designed to create a durable, water-tight closure after total knee arthroplasty performed via the modified intervastus approach. Its intersecting stitch pattern enhances stability, reduces postoperative drainage, and supports faster, complication-free recovery. With the introduction of the Modified Intervastus Arthrotomy Closure Method, Sartawi became the first Arab surgeon to receive a patent for an innovative deep-wound closure technique. In 2025, Sartawi invented an alignment device for the Proximally Fitting Femoral Component with adjunctive Screw Fixation, a hip implant design that combines a proximally press-fit femoral stem with optional transverse screw fixation to enhance rotational and axial stability using a removably attachable device. It was patented to provide surgeons with a more secure and anatomically adaptable solution for complex or unstable hip arthroplasty cases.
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