Patent US3543762A successfully refreshed from Google Patents.
US6375663B1
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US
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Bone grafting material
Assignee: MAXILON LABORATORIES Inc
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Filing: 1999-03-17
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Granted: 2002-04-23
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Expires: 2019-03-17
Abstract
Abstract A bone graft material which comprises an expanded volume of a biocompatible material in convoluted form. Typically, the material has a volume increase of at least two fold, preferably five to fifteen fold.
Inventors
- 👤 Peter R. Ebner
- 👤 David E. Altobelli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:58
CPC Classifications
A; A61; A61L; A61L27/00; A61L27/36; A61L27/3604; A61L27/3608; A61B; A61B17/00; A61B17/16; A61B17/1659; A61F; A61F2/00; A61F2/02; A61F2/28; A61F2/30; A61F2/46; A61F2/4644; A61L27/3616; A61L27/3641; A61L27/3645; A61B10/00; A61B10/02; A61B10/0233; A61B10/025; A61B17/1635; A61B2017/00969; A61C; A61C8/00; A61C8/0089; A61F2002/2817; A61F2002/2835; A61F2002/4649; A61L2430/00; A61L2430/02
Claims Analysis
Total Claims: 28
Claim 1
Independent Claim
54 words
A bone graft material comprising an expanded volume of natural bone shavings in convoluted form comprising multiple planes, and including autogenous blood coagulum, morphogentic factors and/or recombinant growth factors interspersed therein, wherein said bone shavings have a textured surface topography, and comprise at least about a two fold expanded volume over the natural bone.
Claim 2
Dependent Claim
54 words
A bone graft material comprising an expanded volume of natural bone shavings in convoluted form comprising multiple planes, and including autogenous blood coagulum, morphogentic factors and/or recombinant growth factors interspersed therein, wherein said bone shavings have a textured surface topography, and comprise at least about a two fold expanded volume over the natural bone.
Claim 3
Dependent Claim
22 words
The material of claim 1 , wherein said bone shavings have a five to fifteen fold expanded volume over the natural bone.
Claim 4
Dependent Claim
20 words
The material of claim 1 , wherein said bone shavings are in the form of elongated ribbons, filaments or sheets.
Claim 5
Dependent Claim
12 words
The material of claim 1 , wherein said bone comprises allogeneic bone.
Claim 6
Dependent Claim
12 words
The material of claim 1 , wherein said bone comprises xenogeneic bone.
Claim 7
Dependent Claim
12 words
The material of claim 1 , wherein said bone comprises autogenous bone.
Claim 8
Dependent Claim
12 words
The material of claim 1 , wherein said bone comprises alloplastic bone.
Claim 9
Dependent Claim
21 words
The material of claim 1 , wherein the expanded volume subsumes a void space of at least about 50 volume percent.
Claim 10
Dependent Claim
22 words
The material of claim 8 , wherein the expanded volume subsumes a void space of about 80 to about 95 volume percent.
Claim 11
Dependent Claim
20 words
The material of claim 1 , wherein said shavings have an average thickness in the range of about 5-10 mils.
Claim 12
Dependent Claim
17 words
The material of claim 1 , wherein said shavings have an average width of about 30-60 mils.
Claim 13
Dependent Claim
17 words
The material of claim 1 , wherein the shavings have an average length of about 75-225 mils.
Claim 14
Dependent Claim
18 words
The material of claim 3 , wherein said shavings exhibit a wicking action capable of drawing in blood.
Claim 15
Dependent Claim
55 words
A moldable bone graft material comprising an expanded volume of natural bone shavings in convoluted form comprising multiple planes, and including autogenous blood coagulum, morphogentic factors and/or recombinant growth factors interspersed therein, wherein said bone shavings have a textured surface topography, and comprise at least about a two fold expanded volume over the natural bone.
Claim 16
Dependent Claim
55 words
A moldable bone graft material comprising an expanded volume of natural bone shavings in convoluted form comprising multiple planes, and including autogenous blood coagulum, morphogentic factors and/or recombinant growth factors interspersed therein, wherein said bone shavings have a textured surface topography, and comprise at least about a two fold expanded volume over the natural bone.
Claim 17
Dependent Claim
18 words
The material of claim 14 , wherein said bone shavings have a five to fifteen fold expanded volume.
Claim 18
Dependent Claim
20 words
The material of claim 14 , wherein said bone shavings are in the form of elongated ribbons, filaments or sheets.
Claim 19
Dependent Claim
12 words
The material of claim 1 , wherein said bone comprises allogeneic bone.
Claim 20
Dependent Claim
12 words
The material of claim 14 , wherein said bone comprises xenogeneic bone.
Claim 21
Dependent Claim
12 words
The material of claim 14 , wherein said bone comprises autogenous bone.
Claim 22
Dependent Claim
12 words
The material of claim 14 , wherein said bone comprises alloplastic bone.
Claim 23
Dependent Claim
21 words
The material of claim 14 , wherein the expanded volume subsumes a void space of at least about 50 volume percent.
Claim 24
Dependent Claim
22 words
The material of claim 21 , wherein the expanded volume subsumes a void space of about 80 to about 95 volume percent.
Claim 25
Dependent Claim
20 words
The material of claim 14 , wherein said shavings have an average thickness in the range of about 5-10 mils.
Claim 26
Dependent Claim
17 words
The material of claim 14 , wherein said shavings have an average width of about 30-60 mils.
Claim 27
Dependent Claim
17 words
The material of claim 14 , wherein the shavings have an average length of about 75-225 mils.
Claim 28
Dependent Claim
18 words
The material of claim 16 , wherein said shavings exhibit a wicking action capable of drawing in blood.
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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) | 2005-04-22 | 2005-10-22 | 2006-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2009-04-22 | 2009-10-22 | 2010-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2013-04-22 | 2013-10-22 | 2014-04-23 | $7700.00 | Window Closed / Lapsed |