Medical malpractice insurance that covers the insured only for any claims arising from an incident that occurred, or is alleged to have occurred, during the time the policy was in force, regardless of when the claim is made is called
Based on the information provided within the question it can be said that the type of policy that is being described in this scenario is called an occurance insurance. Like mentioned in the question this type of policy covers any claims that may be made for injuries or damages that may have happened during the life cycle of the insurance policy, regardless of when the claim has been filed.
