An implantable spacer for delivering a medical fluid to a patient, wherein the spacer comprises a first sub-element, a second sub-element, an outer surface, a channel, a plurality of delivery valves, and a joint element with a joint body, wherein the joint element movably connects the first sub-element to the second sub-element.

An implantable spacer for delivering a medical fluid to a patient, wherein the spacer has an outer surface and a plurality of delivery valves arranged on the outer surface, wherein the delivery valves are each fluidically connected to one another by a channel arranged within the implant, and wherein the delivery valves are designed and configured to open reversibly depending on the pressure of a fluid within the channel in order to deliver the fluid from the delivery valves.

According to an embodiment a combined hard and/or soft tissue medical implant may be provided for orthopedic and neurosurgical management of disease. The medical implant may further include an integrated reservoir, embedded pump-assisted smart technology, a strategic high-profile port for easy and safe access just underneath the neighboring skin, and one or more embedded catheters to deliver medication or cellular therapies.