US20030045934A1
Expired / Lapsed
US
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Method for tissue grafting
Assignee: Bonutti Skeletal Innovations LLC
•
Filing: 2002-10-24
•
Granted: —
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Expires: 2022-10-24
Abstract
Abstract A method of tissue grafting. Tissue elements are obtained from at least one human body and are enclosed within a retaining structure. The tissue elements with the retaining structure are shaped to form a grafting material having a predetermined configuration. The grafting material is then implanted into a patient.
Inventors
- 👤 Peter Bonutti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:59
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/56; A61B17/58; A61B17/88; A61B17/885; A61B17/16; A61B17/1604; A61B17/1606; A61F; A61F2/00; A61F2/02; A61F2/08; A61F2/28; A61F2/30; A61F2/32; A61F2/36; A61F2/3662; A61F2/46; A61F2/4644; B; B30; B30B; B30B1/00; B30B1/02; B30B1/04; B30B11/00; B30B11/02; A61B17/04; A61B17/06; A61B17/06166; A61B17/68; A61B17/84; A61B17/86; A61B2017/00004; A61B2017/00535; A61B2017/00539; A61B2017/00544; A61B2017/00969; A61F2/0811; A61F2/3094; A61F2002/2835; A61F2002/2839; A61F2002/30001; A61F2002/30003; A61F2002/3006; A61F2002/30062; A61F2002/30075; A61F2002/30108; A61F2002/30199; A61F2002/30224; A61F2002/30316; A61F2002/30535; A61F2002/30537; A61F2002/30545; A61F2002/30579; A61F2210/00; A61F2210/0004; A61F2210/0061; A61F2230/00; A61F2230/0063; A61F2230/0069; A61F2240/00; A61F2240/001; A61F2250/00; A61F2250/0004; A61F2250/001; Y; Y10; Y10S; Y10S623/00; Y10S623/901; Y10S623/902; Y10S623/908
Claims Analysis
Total Claims: 35
Claim 1
Independent Claim
53 words
1 . A method for tissue grafting comprising the steps of: obtaining tissue elements from at least one human body; enclosing the tissue elements with a retaining structure; shaping the tissue elements with the retaining structure to form a grafting material having a predetermined configuration; and implanting the grafting material in a patient.
Claim 2
Dependent Claim
53 words
1 . A method for tissue grafting comprising the steps of: obtaining tissue elements from at least one human body; enclosing the tissue elements with a retaining structure; shaping the tissue elements with the retaining structure to form a grafting material having a predetermined configuration; and implanting the grafting material in a patient.
Claim 3
Dependent Claim
14 words
2 . The method of claim 1 wherein the tissue elements include bone tissue.
Claim 4
Dependent Claim
14 words
3 . The method of claim 1 wherein the tissue elements include tendon tissue.
Claim 5
Dependent Claim
14 words
4 . The method of claim 1 wherein the retaining structure is a mesh.
Claim 6
Dependent Claim
17 words
5 . The method of claim 1 wherein the retaining structure includes a plurality of crossed filaments.
Claim 7
Dependent Claim
18 words
6 . The method of claim 1 wherein the retaining structure includes a plurality of longitudinally extending filaments.
Claim 8
Dependent Claim
19 words
7 . The method of claim 1 wherein the retaining structure includes a plurality of openings for tissue ingrowth.
Claim 9
Dependent Claim
28 words
8 . The method of claim 1 wherein the retaining structure is made from material selected from a group consisting of ceramic, polymeric material, metal, and composite material.
Claim 10
Dependent Claim
17 words
9 . The method of claim 8 wherein the retaining structure is made from a biodegradable material.
Claim 11
Dependent Claim
21 words
10 . The method of claim 8 wherein the retaining structure is made of a material that expands after being compressed.
Claim 12
Dependent Claim
23 words
11 . The method of claim 8 wherein the retaining structure is made of a material that expands upon contact with a fluid.
Claim 13
Dependent Claim
15 words
12 . The method of claim 8 wherein the retaining structure is made from PEEK.
Claim 14
Dependent Claim
15 words
13 . The method of claim 8 wherein the retaining structure includes a bone-growth enhancer.
Claim 15
Dependent Claim
13 words
14 . The method of claim 8 wherein the retaining structure includes hydroxyapatite.
Claim 16
Dependent Claim
25 words
15 . The method of claim 1 wherein the shaping step includes compressing the tissue elements with the retaining structure to form the grafting material.
Claim 17
Dependent Claim
25 words
16 . The method of claim 15 wherein the compression of the tissue elements with the retaining structure increases the density of the tissue elements.
Claim 18
Dependent Claim
24 words
17 . The method of claim 15 wherein compression of the tissue elements with the retaining structure forces fluid out of the tissue elements.
Claim 19
Dependent Claim
18 words
18 . The method of claim 15 further comprising the step of cooling the tissue elements during compression.
Claim 20
Dependent Claim
18 words
19 . The method of claim 15 further comprising the step of heating the tissue elements during compression.
Claim 21
Dependent Claim
62 words
20 . A method for tissue grafting comprising the steps of: obtaining a first tissue element from at least one human body; obtaining a second tissue element of a different tissue type than the first tissue element; shaping the first and second tissue elements together to form a composite graft having a predetermined shape; and implanting the composite graft in a patient.
Claim 22
Dependent Claim
62 words
20 . A method for tissue grafting comprising the steps of: obtaining a first tissue element from at least one human body; obtaining a second tissue element of a different tissue type than the first tissue element; shaping the first and second tissue elements together to form a composite graft having a predetermined shape; and implanting the composite graft in a patient.
Claim 23
Dependent Claim
24 words
21 . The method of claim 20 wherein the shaping step includes compressing the first and second tissue elements to form a composite graft.
Claim 24
Dependent Claim
17 words
22 . The method of claim 21 wherein the compression increases the density of the composite graft.
Claim 25
Dependent Claim
19 words
23 . The method of claim 22 wherein the first and second tissue elements are compressed in a press.
Claim 26
Dependent Claim
21 words
24 . The method of claim 21 further comprising the step of cooling the first and second tissue elements during compression.
Claim 27
Dependent Claim
21 words
25 . The method of claim 21 further comprising the step of heating the first and second tissue elements during compression.
Claim 28
Dependent Claim
22 words
26 . The method of claim 21 wherein the composite graft is larger than each of the first and second tissue elements.
Claim 29
Dependent Claim
24 words
27 . The method of claim 20 wherein one of the tissue elements comprises cortical bone and the other tissue element comprises cancellous bone.
Claim 30
Dependent Claim
43 words
28 . The method of claim 20 further comprising the step of adding to the first and second tissue elements at least one additional material from a group which consists of antibiotics, bone growth enhancers, tricalcium phosphate, fibrin, allograft material and autograft material.
Claim 31
Dependent Claim
34 words
29 . The method of claim 20 wherein the first and second tissue elements have a combined volume prior to shaping and the composite graft has a volume substantially equal to the combined volume.
Claim 32
Dependent Claim
22 words
30 . The method of claim 20 further comprising the step of at least partially enclosing the composite graft with a retainer.
Claim 33
Dependent Claim
29 words
31 . The method of claim 30 wherein the retainer has openings to enable tissue to grow through the openings after the composite graft is implanted in a patient.
Claim 34
Dependent Claim
28 words
32 . The method of claim 20 further comprising the step of at least partially enclosing the first and second tissue elements with a retainer prior to shaping.
Claim 35
Dependent Claim
38 words
33 . The method of claim 32 further comprising the step of expanding the retainer and at least one of the first and second tissue elements in the retainer after the composite graft is implanted in a patient.
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