MEDICAL DEVICES
An implantable medical device such as a stent includes a molybdenum/rhenium alloy.
1 .- 21 . (canceled)
22 . A stent comprising a tubular member comprising a molybdenum/rhenium alloy, wherein the molybdenum/rhenium alloy includes between 10% and 70% molybdenum by weight and between 35% and 55% rhenium by weight.
23 . The stent of claim 22 , wherein the molybdenum/rhenium alloy includes between 45% and 65% molybdenum by weight.
24 . The stent of claim 22 , wherein the tubular member comprises a first layer comprising the molybdenum/rhenium alloy and a second layer.
25 . The stent of claim 24 , wherein the second layer is outside the first layer.
26 . The stent of claim 22 , wherein the tubular member comprises struts.
27 . The stent of claim 22 , wherein the molybdenum/rhenium alloy has a density of at least 8 g/cm 3 .
28 . The stent of claim 27 , wherein the molybdenum/rhenium alloy has a density of less than 19 g/cm 3 .
29 . The stent of claim 22 , wherein the molybdenum/rhenium alloy has a tensile strength of from about 40 ksi to about 300 ksi.
30 . The stent of claim 22 , wherein the molybdenum/rhenium alloy has a modulus of elasticity of between about 47,000 to about 67,000 ksi.
31 . An implantable medical device comprising, a molybdenum/rhenium alloy, wherein the molybdenum/rhenium alloy includes between 10% and 70% molybdenum by weight and between 35% and 55% rhenium by weight.
32 . The implantable medical device of claim 31 , wherein the device is an endoprosthesis.
33 . A stent comprising a tubular member comprising a molybdenum/rhenium alloy, wherein the molybdenum/rhenium alloy has a density of between about 8 g/cm 3 and 19 g/cm 3 .
34 . The stent of claim 33 , wherein the molybdenum/rhenium alloy includes between 10% and 70% molybdenum by weight and between 35% and 55% rhenium by weight.
35 . The stent of claim 34 , wherein the molybdenum/rhenium alloy includes between 45% and 65% molybdenum by weight.
36 . The stent of claim 33 , wherein the alloy consists essentially of molybdenum and rhenium.
37 . The stent of claim 33 , wherein the tubular member comprises a first layer comprising the molybdenum/rhenium alloy and a second layer.
38 . The stent of claim 37 , wherein the second layer is outside the first layer.
39 . The stent of claim 33 , wherein the tubular member comprises struts.
40 . The stent of claim 33 , wherein the molybdenum/rhenium alloy has a tensile strength of from about 40 ksi to about 300 ksi.
41 . The stent of claim 33 , wherein the molybdenum/rhenium alloy has a modulus of elasticity of between about 47,000 to about 67,000 ksi.