Professor Muhammad Jalal Al-Sayyad is considered the most famous user of the TSF external device worldwide, as he participated as a representative of the Lengthening Center at the University of Minnesota in the first presentation of the device in its modern version in 2002, and the device is used to correct deformation in cases of

• Bone healing fails
• Congenital foot defects
• Treatment of osteoporosis and various deformities
• Congenital defects of the extremities
• Osteoporosis and osteoporosis treatment
• As well as the use of side devices, the most famous of which is the ORTHOFIX LRS . device