An implantable device comprising a uniform mixture of components including: degradable polymer comprising a composition selected from the group consisting of polycaprolactone, poly(lactic-co-glycolic) acid, and mixtures thereof, bone, a drug, a macroporagen includes polyethylene glycol, and a microporagen selected from the group consisting of CaCl 2 , MgCl 2 , MgCO 3 , KCl, NaCl, CaCO 3 , and calcium sulfate, wherein: (a) the amount of bone by weight exceeds the combined weight of all the other components, (b) the components are selected and provided in relative amounts such that following implantation: (i) water molecules dissolve the microporagen to create micropores in the device, (ii) the water molecules enter the resulting micropores, (iii) the entering water molecules dissolve or degrade the macroporagen and the degradable polymer, (iv) the drug is released while creating sufficient space for cell migration into the device and while retaining structural integrity of the device long enough to serve as a scaffold to establish osteoconduction, and (c) the degradable polymer has a structure and molecular weight which render the device resorbable and able to release the drug over a time period of at least six weeks following implantation. degradable polymer comprising a composition selected from the group consisting of polycaprolactone, poly(lactic-co-glycolic) acid, and mixtures thereof, bone, a drug, a macroporagen includes polyethylene glycol, and a microporagen selected from the group consisting of CaCl 2 , MgCl 2 , MgCO 3 , KCl, NaCl, CaCO 3 , and calcium sulfate, wherein: (a) the amount of bone by weight exceeds the combined weight of all the other components, (b) the components are selected and provided in relative amounts such that following implantation: (i) water molecules dissolve the microporagen to create micropores in the device, (ii) the water molecules enter the resulting micropores, (iii) the entering water molecules dissolve or degrade the macroporagen and the degradable polymer, (iv) the drug is released while creating sufficient space for cell migration into the device and while retaining structural integrity of the device long enough to serve as a scaffold to establish osteoconduction, and (c) the degradable polymer has a structure and molecular weight which render the device resorbable and able to release the drug over a time period of at least six weeks following implantation. (a) the amount of bone by weight exceeds the combined weight of all the other components, (b) the components are selected and provided in relative amounts such that following implantation: (i) water molecules dissolve the microporagen to create micropores in the device, (ii) the water molecules enter the resulting micropores, (iii) the entering water molecules dissolve or degrade the macroporagen and the degradable polymer, (iv) the drug is released while creating sufficient space for cell migration into the device and while retaining structural integrity of the device long enough to serve as a scaffold to establish osteoconduction, and (i) water molecules dissolve the microporagen to create micropores in the device, (ii) the water molecules enter the resulting micropores, (iii) the entering water molecules dissolve or degrade the macroporagen and the degradable polymer, (iv) the drug is released while creating sufficient space for cell migration into the device and while retaining structural integrity of the device long enough to serve as a scaffold to establish osteoconduction, and (c) the degradable polymer has a structure and molecular weight which render the device resorbable and able to release the drug over a time period of at least six weeks following implantation. <EOS>