Introduction: Hand and wrist stability are critical for optimal upper extremity function. Instability occurs when injury or a pathological condition alters balance, typically in the basketball players and handball players. Injury also can occur whenever the ligaments are subjected to tensile forces that exceed their physiological capacities. For example, thumb is stable in ext...

This paper presents a multi-link magnetic wheeled pipeline robot (PR-I), which is flexible and modular robotic mechanism. It designed for inspection, cleaning or disinfection of central air conditioning ventilation duct. PR-I can adapt to complex terrain, move in the ducts freely. A novel wheel proposed wall climbing, circumferentially embedded with rectangular permanent magnets. Firstly, climb...

Objective: To study of relationship between alopecia areata and finger print dermatoglyphic types in 100 patients with alopecia areata and in 100 controls. Methods: A case control analytical study was done on fingerprints of patients with alopecia areata. The control cases were older than 50 years old without any history of alopecia areata. Dermatoglyphical trials of total fingers were al...