Ultrasonic measurement of spinal canal.

Ultrasonic measurement of the lumbar spinal canal. The origin and precision of the recorded echoes.

Measurement of the spinal canal by diagnostic ultrasound.

A method is described of measuring the lumbar spinal canal by pulsed echo ultrasound. It is simple, safe and has a high degree of accuracy. The lumbar canal has been measured in over 800 subjects including 100 mining recruits and fifty nurses between the ages of fifteen and eighteen years. Ultrasound can demonstrate the degree and extent of bony stenosis. It may have value in preventive medicin...

"intraoperative spinal stiffness measurement in management of spinal canal stenosis "

in this study to determine whether spine stiffness is predictive of clinical results after lumbar spinal fusion for spinal stenosis, a total of 78 patients were measured intraoperatively with kocher clamp manual distraction technique to determine motion segment stiffness then spinal fusion was performed for any loose segment. ‎statistical analysis revealed that stiffness measurement correlate w...

Extension of Retropiretoneal Neuroblastoma to Spinal Canal: A Case Report ‎

Neuroblastoma is a nervous system malignancy. The extension of intra-abdominal neuroblastoma to the spinal canal is a rare condition. In this case report, we present a patient with monoplegia and a huge intra-abdominal mass with intra spinal extension and cord compression.

Orthograde ultrasonic retrieval of root canal obstructions.

An eclectic array of objects are introduced into root canals. Some of these items such as obturation materials or posts are inserted intentionally while many others are introduced inadvertently. Retrieval of intracanaJ obstructions may be difficult but essential if nonsurgical retreatment is necessary. Fortunately, a number of ingenious instruments and techniques have evolved which enable succe...