have already been satisfied, in whole or part, is no impediment to the imposition of an aggregate penalty, the provision of Article 72 § .2 shall be applied accordingly. Chapter X. Preventive Measures Article 93. The court may impose a preventive measure provided for in this Chapter, which involves committing to a closed medical institution only when necessary to prevent repeated offending, by the perpetrator, of a prohibited act connected with mental disease, mental impairment or addiction to alcohol or other narcotic drugs. Before imposing such a measure the court shall hear from psychiatrists and a psychologist. Article 94. § 1. If the perpetrator has committed a prohibited act of significant harm to the community, in a state of irresponsibility as specified in Article 31 §1, and that there is a high probability that he will commit such an act again, the court shall commit him to a suitable psychiatric institution. § 2. The duration of the stay in the institution shall not be fixed in advance; the court shall decide on the release of the perpetrator from the institution if his stay there is no longer deemed necessary. § 3. The court may again decide on committing a perpetrator as specified in § 1 to a suitable psychiatric institution if it is advisable in the light of the circumstances specified in § 1 or Article 93; the order may not be issued later than 5 years after the release from the institution. Article 95. §1. In sentencing a perpetrator to a penalty of deprivation of liberty without a conditional suspension of its execution, for an offence committed in a state of diminished accountability as specified in Article 31 §2, the court may order his commitment to a penal institution where special medical treatment or rehabilitation measures ca be applied. 33