A manually-operated device designed to support and position the patient in a seated or reclined posture for easy access and patient comfort during a diagnostic examination, medical treatment, and/or surgical procedure across specialties. It usually has moveable components and may include special features such as a raising and lowering mechanism and removable arms. For chairs involving the use of medical systems that emit and/or detect energy (e.g., ionizing or non-ionizing radiation, ultrasound, heat, light) see the respective chair terms for those systems.
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