This instrument is for relieving a pinched muscle on the spine of a patient, and it consists primarily of a glass bell member for placement on the injured area adjacent to the spine. It further includes a sleeve secured to the bell, which receives a threaded rod and a rubber ball, which serve as piston and rod means, for creating a suction, to relieve pain in the injured area. The rod further includes nuts and a removable clamp, for adjustment of the instrument.
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Gonzalo Medel
Work:
Universidad Autonoma Chapingo
Education:
Chapingo Autonomous University - Ingeniero en Economia Agricola