US2011077743A1PendingUtilityA1

Orthopaedic Bearing And Method For Making The Same

46
Individually held — no corporate assignee on recordPriority: Dec 30, 2004Filed: Oct 11, 2010Published: Mar 31, 2011
Est. expiryDec 30, 2024(expired)· nominal 20-yr term from priority
Inventors:Todd SmithMark D. HanesRichard King
A61F 2/4081A61F 2/30767A61F 2002/30158A61F 2002/30685A61F 2002/30884A61F 2002/30902A61F 2002/30957A61F 2002/30971A61F 2002/30973A61F 2002/4631A61F 2230/0026A61F 2250/0057A61F 2310/00017A61F 2310/00023A61F 2310/00029A61F 2310/00179A61F 2310/00353A61F 2310/00952A61L 27/34B29C 43/18B29C 43/203B29L 2031/7532
46
PatentIndex Score
0
Cited by
0
References
0
Claims

Abstract

An orthopaedic bearing includes a metallic component having a polymer composite secured thereto. A method of making an orthopaedic bearing is also disclosed.

Claims

exact text as granted — not AI-modified
1 . An implantable orthopaedic bearing, comprising:
 a metallic component,   a non-crosslinked layer of polymer secured to the metallic component, and   a crosslinked layer of polymer secured to the non-crosslinked layer of polymer.   
     
     
         2 . The bearing of  claim 1 , wherein the crosslinked layer of polymer is molded to the non-crosslinked layer of polymer. 
     
     
         3 . The bearing of  claim 2 , wherein the crosslinked layer of polymer comprises a gamma irradiated crosslinked layer of polymer. 
     
     
         4 . The bearing of  claim 1 , wherein the crosslinked layer of polymer comprises a gamma irradiated crosslinked layer of polymer. 
     
     
         5 . The bearing of  claim 1 , wherein the non-crosslinked layer of polymer is molded to the metallic component. 
     
     
         6 . The bearing of  claim 5 , wherein the crosslinked layer of polymer is molded to the non-crosslinked layer of polymer. 
     
     
         7 . The bearing of  claim 1 , wherein the metallic component comprises a solid metal body having a porous coating disposed thereon. 
     
     
         8 . The bearing of  claim 7 , wherein:
 the solid metal body defines an outer surface having the porous coating disposed thereon, and   the non-crosslinked layer of polymer is molded to the outer surface.   
     
     
         9 . The bearing of  claim 1 , wherein the metallic component comprises a porous metal body. 
     
     
         10 . The bearing of  claim 9 , wherein the non-crosslinked layer of polymer is molded to the porous metal body. 
     
     
         11 . The bearing of  claim 1 , wherein the crosslinked layer of polymer and the non-crosslinked layer of polymer are compression molded to one another. 
     
     
         12 . The bearing of  claim 1 , wherein the crosslinked layer of polymer and the non-crosslinked layer of polymer are compression molded to the metallic component. 
     
     
         13 . The bearing of  claim 1 , wherein both the crosslinked layer of polymer and the non-crosslinked layer of polymer comprise polyethylene. 
     
     
         14 . The bearing of  claim 1 , wherein both the crosslinked layer of polymer and the non-crosslinked layer of polymer comprise ultrahigh molecular weight polyethylene. 
     
     
         15 . An implantable orthopaedic bearing, comprising:
 a metallic component,   a first layer of polymer secured to the metallic component, the first layer of polymer being crosslinked to a first degree, and   a second layer of polymer secured to the first layer of polymer, the second layer of polymer being crosslinked to a second degree that is different than the first degree.   
     
     
         16 . The bearing of  claim 15 , wherein the second degree is greater than the first degree. 
     
     
         17 . The bearing of  claim 16 , wherein said second layer of polymer has an articulating surface defined therein. 
     
     
         18 . The bearing of  claim 15 , wherein the first layer of polymer is molded to the second layer of polymer. 
     
     
         19 . The bearing of  claim 18 , wherein the second layer of polymer comprises a gamma irradiated crosslinked layer of polymer. 
     
     
         20 . The bearing of  claim 15 , wherein the second layer of polymer comprises a gamma irradiated crosslinked layer of polymer. 
     
     
         21 . The bearing of  claim 15 , wherein the first layer of polymer is molded to the metallic component. 
     
     
         22 . The bearing of  claim 21 , wherein the second layer of polymer is molded to the first layer of polymer. 
     
     
         23 . The bearing of  claim 15 , wherein the metallic component comprises a solid metal body having a porous coating disposed thereon. 
     
     
         24 . The bearing of  claim 23 , wherein:
 the solid metal body defines an outer surface having the porous coating disposed thereon, and   the first layer of polymer is molded to the outer surface.   
     
     
         25 . The bearing of  claim 15 , wherein the metallic component comprises a porous metal body. 
     
     
         26 . The bearing of  claim 25 , wherein the first layer of polymer is molded to the porous metal body. 
     
     
         27 . The bearing of  claim 15 , wherein the first layer of polymer and the second layer of polymer are compression molded to one another. 
     
     
         28 . The bearing of  claim 15 , wherein the first layer of polymer and the second layer of polymer are compression molded to the metallic component. 
     
     
         29 . The bearing of  claim 15 , wherein both the first layer of polymer and the second layer of polymer comprise polyethylene. 
     
     
         30 . The bearing of  claim 15 , wherein both the first layer of polymer and the second layer of polymer comprise ultrahigh molecular weight polyethylene. 
     
     
         31 . An implantable, one-piece glenoid bearing, comprising:
 a metallic component,   a non-crosslinked layer of polymer molded to the metallic component, and   a gamma irradiated crosslinked layer of polymer molded to the non-crosslinked layer of polymer.   
     
     
         32 . The bearing of  claim 31 , wherein the crosslinked layer of polymer is compression molded to the non-crosslinked layer of polymer. 
     
     
         33 . The bearing of  claim 31 , wherein the non-crosslinked layer of polymer is compression molded to the metallic component. 
     
     
         34 . The bearing of  claim 33 , wherein the crosslinked layer of polymer is compression molded to the non-crosslinked layer of polymer. 
     
     
         35 . The bearing of  claim 31 , wherein the metallic component comprises a solid metal body having a porous coating disposed thereon. 
     
     
         36 . The bearing of  claim 35 , wherein:
 the solid metal body defines an outer surface having the porous coating disposed thereon, and   the non-crosslinked layer of polymer is molded to the outer surface.   
     
     
         37 . The bearing of  claim 31 , wherein the metallic component comprises a porous metal body. 
     
     
         38 . The bearing of  claim 37 , wherein the non-crosslinked layer of polymer is molded to the porous metal body. 
     
     
         39 . The bearing of  claim 31 , wherein both the crosslinked layer of polymer and the non-crosslinked layer of polymer comprise polyethylene. 
     
     
         40 . The bearing of  claim 31 , wherein both the crosslinked layer of polymer and the non-crosslinked layer of polymer comprise ultrahigh molecular weight polyethylene.

Join the waitlist — get patent alerts

Track US2011077743A1 — get alerts on status changes and closely related new filings.

We store only your email — no account needed. See our privacy policy.