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Hydraulic Medical Chair OC-1A/OC-1B


Hard and thick cushion
Since hard and thick cushion is used, the body does not sink very deep and the operator doesn’t feel so tired even after a long time sitting.
Special seat shape
The seat is of special triangle which reduces the pressure on the rear thighs.
Backrest to support the waist
The backrest, with a width and curvature designed to hold the upper part of the waist, not only supports the back but also enables the operator to easily maintain a posture that lightens the load on the waist.
Simple elevating section
Since the existing simple, highly durable mechanism is adopted to the pedal type elevating section, raising, lowering and seat rotation lock can be performed easily and securely.
Armrest with cushion
The OC-1A armrest with cushion is slightly inclined inwards so that the arms are placed naturally.
Caster with big diameter and wide width
Casters with big diameter and wide width reduce the resistance and enable the operator to move easily.
Stable base section
The base is designed to stable with five arm legs and the hydraulic mechanism of low center of gravity.


Elevation method Pedal, hydraulic type
Elevation stroke 187mm
Backrest up/down stroke 230mm
Seat size W380mm×D390mm
Armrest front/rear stroke OC-1A : 170°(250mm)
OC-1B:Not provided
Weight OC-1A : 31kg
OC-1B : 25.5kg