を治療した

treated

→ を
phrase Rare #26,397
treated Used after the person or condition that received medical treatment. 治療した is the plain past form of 治療する, meaning “to treat” medically; を marks the object being treated.
JA: 医師は私のけがを治療した。
EN: The doctor treated my injury.

彼女は彼の足の骨折を治療した

She treated his broken leg.

医者は彼のを治療した

The doctor treated his cancer.

医師は彼女のけがを治療した

The doctor treated her injury.

ベル先生は患者を治療した

Dr. Bell treated the patient.

歯医者さんが私のを治療した

The dentist treated my tooth.