1. Osteotomes, Chisels, Gouges, Curettes, Orthopedic Surgery Instruments from Platts & Nisbett - Made in Britain!

2. The osteotome is adjustable hollow gouge, which comprises a gouge handle, a connection rod, and a gouge core.

3. Methods Transcranial drainage and closed tee-junctions irrigation was carried out under local anesthesia in 31 cases of chronic subdural hematoma by using self-made trocar and osteotome .

4. Identify Coalition between anterior process of calcaneus and navicular bones and confirm with fluorscopy excise bar with saw or osteotomes, which leaves defect ~1cm in size interpose fat, bone wax or portion of extensor digitorum brevis muscle into defect

5. The osteotome (1) is dimensioned such that a first Antinode (5) of the ultrasonic vibrations is located at a proximal end of the waveguide (2), a second Antinode (7) is located at the distal tip of the blade (3) and a node (6) is located where the waveguide (2) and blade (3) meet.