Provided herein are implantable medical devices comprising a biodegradable multiblock copolymer comprising at least three blocks; wherein the at least three blocks includes at least one inner block and two end blocks; further wherein each of the at least one inner block comprises monomers selected from the group consisting of e-caprolactone, r-butylactone, trimethylene carbonate, caprolactone derivatives, P-Dioxanone, and combinations thereof; and further wherein each of the end blocks comprises monomers selected from the group consisting of l-lactide, D-lactide, glycolide, L,D-lactide, and combinations thereof.