ECT Service (Electroconvulsive Therapy) Our ECT Service (or Electroconvulsive Therapy) is designed to treat individuals with severe or recurrent depression. This can be an illness related to a diagnosis of major depression or bipolar disorder. Severe depression may include symptoms of catatonia, anxiety, or psychosis. ECT can be a very effective treatment. It is made comfortable with brief anesthesia and has a very low risk. Strong Memorial Hospital has a private clinic with staff dedicated to ECT.