Patent ID: 8245652

Claim:
A medical worktable comprising: a base having a lower casing having a front side; a rear side; a sidewall; a chamber; a top face; and multiple wheels rotatably mounted on the lower casing; and an upper casing detachably connected to the lower casing; a lifting device adjustably mounted on the base and having a pressurized air cylinder mounted in the upper casing, securely mounted on the lower casing and having a lower end; an upper end extending out of the upper casing of the base; a mounting board mounted on the lower end of the pressurized air cylinder and securely mounted on the top face of the lower casing; and a cylinder shaft movably mounted in the pressurized air cylinder, extending out of the upper end of the pressurized air cylinder and having a top end; an inner tube mounted around the pressurized air cylinder, abutting the top end of the cylinder shaft and having a top end; an external surface; an internal surface; a linking board formed on and protruding from the external surface of the inner tube near the top end of the inner tube; at least one guiding groove formed on the external surface of the inner tube and being parallel with the cylinder shaft; multiple balls movably mounted in the at least one groove; and a holding panel mounted on the external surface of the inner tube to hold the balls in the at least one groove; and an outer tube mounted around the inner tube, securely mounted on the mounting board of the pressurized air cylinder and abutting the balls of the inner tube; and a platform device mounted on the lifting device opposite to the base and having a mounting seat securely connected to the inner tube of the lifting device and having a bottom securely mounted on the linking board of the inner tube; a top; a rear side; a front side; two sidewalls; and a platform mounted on the top of the mounting seat and having a front side; a rear side; a sidewall; a top face; and a controlling button connected to the cylinder shaft of the pressurized air cylinder and connected to an oil tank.