<unk> describes a set of techniques used in psychiatry to treat depressive disorder or other illnesses, by inducing seizures or other extreme brain states. It was started in the 1930s.<unk> covers multiple forms. The only form in current clinical practice is electroconvulsive therapy. Other forms, no longer in use, include: *Insulin<unk>  introduced by Manfred Sakel in 1933 for the treatment of schizophrenia. This resulted in a coma state for a short amount of time. Insulin<unk> worked better for some forms of schizophrenia than others *Convulsive therapy, using pentylenetetrazol or other agents to induce seizures. The first use was with cardiazol by von Meduna of Budapest; the belief at the time was there was "some kind of biological antagonism between schizophrenia and epilepsy". *Deep sleep therapy.<unk> has fallen away in use in lieu of other forms of treatment.
Shock therapy 
Infusion therapy
Reperfusion therapy
Infiltration analgesia
Extracorporeal shockwave therapy
Decompression 
Pain management
Joint mobilization