Patent US6494916B1 successfully refreshed from Google Patents.
US6494916B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for replacing musculo-skeletal parts
Assignee: Biomed Solutions LLC
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Filing: 2001-07-30
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Granted: 2002-12-17
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Expires: 2021-07-30
Abstract
Abstract A prosthetic implant that contains a stem integrally connected to a neck, a head that sits on top of the neck, and a porous assembly disposed around them stem. The porous assembly contains a first porous tube and a second porous tube, wherein the second porous tube is disposed within the first porous tube, and the stem is disposed within the second porous tube. The porous assembly is a heat absorbent porous assembly which tends to maintain its temperature within a specified range.
Inventors
- 👤 Omotunde M. Babalola
- 👤 Patrick R. Connelly
- 👤 Stuart G. MacDonald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 01:00
CPC Classifications
A; A61; A61F; A61F2/00; A61F2/02; A61F2/30; A61F2/30767; A61F2/30907; A61F2/32; A61F2/36; A61F2/3609; A61F2/3662; A61F2/30721; A61F2/30724; A61F2/34; A61F2/3676; A61F2002/30001; A61F2002/30003; A61F2002/30004; A61F2002/30011; A61F2002/30036; A61F2002/30039; A61F2002/30046; A61F2002/3006; A61F2002/30062; A61F2002/30064; A61F2002/30092; A61F2002/30108; A61F2002/30199; A61F2002/30205; A61F2002/30217; A61F2002/30242; A61F2002/30316; A61F2002/30317; A61F2002/30322; A61F2002/30535; A61F2002/30565; A61F2002/30566; A61F2002/30593; A61F2002/30604; A61F2002/30621; A61F2002/30639; A61F2002/30667; A61F2002/30673; A61F2002/30677; A61F2002/30682; A61F2002/30685; A61F2002/30919; A61F2002/30929; A61F2002/3611; A61F2002/3625; A61F2002/3631; A61F2002/365; A61F2210/00; A61F2210/0014; A61F2210/0019; A61F2230/00; A61F2230/0063; A61F2230/0067; A61F2230/0071; A61F2250/00; A61F2250/0014; A61F2250/0023; A61F2250/0026; A61F2250/0035; A61F2250/0042; A61F2250/0047; A61F2250/0058; A61F2250/006; A61F2250/0063; A61F2310/00; A61F2310/00005; A61F2310/00011; A61F2310/00017; A61F2310/00023; A61F2310/00035; A61F2310/00071; A61F2310/00077; A61F2310/00113; A61F2310/00155; A61F2310/00389; A61F2310/00574; A61F2310/0058; A61F2310/00592; A61F2310/00796; A61F2310/0097; A61F2310/00976; A61F2310/00988
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
91 words
A prosthetic implant comprised of a stem integrally connected to a neck, a head that sits on top of said neck, and a porous assembly disposed around said stem, wherein: a. said porous assembly is comprised of a first porous tube and a second porous tube, wherein said second porous tube is disposed within said first porous tube, and wherein said stem is disposed within said second porous tube, b. said porous assembly is a heat absorbent porous assembly, and c. said head is comprised of a load bearing spring system.
Claim 2
Dependent Claim
91 words
A prosthetic implant comprised of a stem integrally connected to a neck, a head that sits on top of said neck, and a porous assembly disposed around said stem, wherein: a. said porous assembly is comprised of a first porous tube and a second porous tube, wherein said second porous tube is disposed within said first porous tube, and wherein said stem is disposed within said second porous tube, b. said porous assembly is a heat absorbent porous assembly, and c. said head is comprised of a load bearing spring system.
Claim 3
Dependent Claim
93 words
A prosthetic implant comprised of a stem integrally connected to a neck, a head that sits on top of said neck, and a porous assembly disposed around said stem, wherein: a. said porous assembly is comprised of a first porous tube and a second porous tube, wherein said second porous tube is disposed within said first porous tube, and wherein said stem is disposed within said second porous tube, b. said porous assembly is a heat absorbent porous assembly, and c. said heat absorbent porous assembly is comprised of a shape memory alloy.
Claim 4
Dependent Claim
93 words
A prosthetic implant comprised of a stem integrally connected to a neck, a head that sits on top of said neck, and a porous assembly disposed around said stem, wherein: a. said porous assembly is comprised of a first porous tube and a second porous tube, wherein said second porous tube is disposed within said first porous tube, and wherein said stem is disposed within said second porous tube, b. said porous assembly is a heat absorbent porous assembly, and c. said heat absorbent porous assembly is comprised of a shape memory alloy.
Claim 5
Dependent Claim
121 words
A prosthetic implant comprised of a stem integrally connected to a neck, a head that sits on top of said neck, and a porous assembly disposed around said stem, wherein: a. said porous assembly is comprised of a first porous tube and a second porous tube, wherein said second porous tube is disposed within said first porous tube, and wherein said stem is disposed within said second porous tube, b. said porous assembly is a heat absorbent porous assembly, and c. said heat absorbent porous assembly is comprised of heat absorbent material and, at a temperature within the range of from about 36 to about 38 degrees Centigrade, said heat absorbent material absorbs heat and changes one of its physical properties.
Claim 6
Dependent Claim
121 words
A prosthetic implant comprised of a stem integrally connected to a neck, a head that sits on top of said neck, and a porous assembly disposed around said stem, wherein: a. said porous assembly is comprised of a first porous tube and a second porous tube, wherein said second porous tube is disposed within said first porous tube, and wherein said stem is disposed within said second porous tube, b. said porous assembly is a heat absorbent porous assembly, and c. said heat absorbent porous assembly is comprised of heat absorbent material and, at a temperature within the range of from about 36 to about 38 degrees Centigrade, said heat absorbent material absorbs heat and changes one of its physical properties.
Claim 7
Dependent Claim
25 words
The prosthetic implant as recited in claim 3 , wherein said heat absorbent porous assembly is comprised of two metal alloys which are joined together.
Claim 8
Dependent Claim
18 words
The prosthetic implant as recited in claim 3 , wherein said stem is comprised of a bottom portion.
Claim 9
Dependent Claim
19 words
The prosthetic implant as recited in claim 5 , wherein said bottom portion is comprised of a titanium alloy.
Claim 10
Dependent Claim
20 words
The prosthetic implant as recited in claim 5 , wherein said bottom portion is comprised of a multiplicity of pores.
Claim 11
Dependent Claim
17 words
prosthetic implant as recited in claim 3 , wherein said prosthetic implant is comprised of a coating.
Claim 12
Dependent Claim
20 words
The prosthetic implant as recited in claim 3 , wherein said first porous tube consists essentially of a biodegradable material.
Claim 13
Dependent Claim
20 words
The prosthetic implant as recited in claim 9 , wherein said second porous tube consists essentially of a biodegradable material.
Claim 14
Dependent Claim
22 words
The prosthetic implant as recited in claim 3 , wherein said head is comprised of a multiplicity of solid, circular shaped objects.
Claim 15
Dependent Claim
106 words
A prosthetic implant comprised of a stem integrally connected to a neck, a head that sits on top of said neck, and a porous assembly disposed around said stem, wherein: a. said porous assembly is comprised of a first porous tube and a second porous tube, wherein said second porous tube is disposed within said first porous tube, and wherein said stem is disposed within said second porous tube, b. said porous assembly is a heat absorbent porous assembly, and c. said head is comprised of a multiplicity of solid, circular shaped objects that comprise a carbon coating disposed on the exterior surfaces of said objects.
Claim 16
Dependent Claim
106 words
A prosthetic implant comprised of a stem integrally connected to a neck, a head that sits on top of said neck, and a porous assembly disposed around said stem, wherein: a. said porous assembly is comprised of a first porous tube and a second porous tube, wherein said second porous tube is disposed within said first porous tube, and wherein said stem is disposed within said second porous tube, b. said porous assembly is a heat absorbent porous assembly, and c. said head is comprised of a multiplicity of solid, circular shaped objects that comprise a carbon coating disposed on the exterior surfaces of said objects.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2005-12-16 | 2006-06-17 | 2006-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2009-12-16 | 2010-06-17 | 2010-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2013-12-16 | 2014-06-17 | 2014-12-17 | $7700.00 | Window Closed / Lapsed |