Patent EP1216666A2 successfully refreshed from Google Patents.
EP1216666A2
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Bone graft forming guide and method of forming bone grafts
Assignee: Stryker Spine SAS
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Filing: 2001-12-20
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Granted: —
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Expires: 2021-12-20
Abstract
Abstract A bone graft forming guide for providing a bone graft and a method of forming a bone graft. The guide includes a main body including a holder for holding a graft material and guide containing a pattern generally corresponding to the desired shaped of the bone graft. The forming guide may include a hole guide containing a plurality of hole guides arranged in a pattern generally corresponding to the desired shape of the bone graft. The forming guide may further include a cutting guide containing a pattern corresponding to the desired shape of the bone graft.
Inventors
- 👤 Mahmoud Abdelgany
- 👤 Stephen Noel
- 👤 Alan Yeadon
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-08 21:23
CPC Classifications
A; A61; A61F; A61F2/00; A61F2/02; A61F2/30; A61F2/46; A61F2/4644; A61B; A61B17/00; A61B17/56; A61F2/3094; A61F2/44; A61F2/442; A61F2/4455; A61F2/4465; A61F2/4603; A61F2/28; A61F2002/2835; A61F2002/2839; A61F2002/30001; A61F2002/30108; A61F2002/3011; A61F2002/30112; A61F2002/30125; A61F2002/30126; A61F2/30767; A61F2/30771; A61F2002/30772; A61F2002/30777; A61F2002/3082; A61F2002/30827; A61F2002/30828; A61F2002/30904; A61F2002/4649; A61F2230/00; A61F2230/0002; A61F2230/0004; A61F2230/0008; Y; Y10; Y10S; Y10S623/00; Y10S623/92; Y10S623/923
Claims Analysis
Total Claims: 44
Claim 1
Independent Claim
64 words
A method of forming a bone graft comprising: selecting the shape of at least a portion of a bone graft; forming a plurality of holes in a graft material, the plurality of
holes forming a pattern generally corresponding to the intended
shape of the bone graft; and cutting at least partially through
the graft material along the pattern formed by the plurality of
holes.
Claim 2
Dependent Claim
33 words
The method of claim 1, wherein the cutting step includes
cutting through at least a portion of the plurality of holes
resulting in a portion of the bone graft having a roughened
surface.
Claim 3
Dependent Claim
59 words
The method of claim 1, further including the steps of providing
a drill guide containing a plurality of hole guides arranged in a
pattern generally corresponding to the intended shape of the bone
graft, positioning the drill guide with respect to the graft
material, and drilling into the graft material using at least a
portion of the hole guides.
Claim 4
Dependent Claim
45 words
The method of claim 3, further including the steps of
providing a cutting guide having a pattern corresponding to the
intended shape of the bone graft, positioning the cutting device
with respect to the graft material, and cutting the graft
material using the cutting guide.
Claim 5
Dependent Claim
25 words
The method of claim 4, wherein the drilling step includes
drilling through the graft material and the cutting step includes
cutting through the graft material.
Claim 6
Dependent Claim
24 words
The method of claim 5, further including the steps of
providing a holder for holding the graft material during the
drilling and cutting steps.
Claim 7
Dependent Claim
24 words
The method of claim 6, further including the steps of
providing at least one drilling guide insert and at least one
cutting guide insert.
Claim 8
Dependent Claim
15 words
The method of claim 1, wherein the method is performed
intraoperatively in an operating room.
Claim 9
Dependent Claim
15 words
The method of claim 1, wherein the drill guide pattern is
generally elliptical in shape.
Claim 10
Dependent Claim
13 words
The method of claim 1, wherein the drill guide pattern is
generally wedge-shaped.
Claim 11
Dependent Claim
12 words
A bone graft made in accordance with the method of claim 9.
Claim 12
Dependent Claim
65 words
A bone graft forming guide for providing a bone graft having
a desired shape comprising: a main body including a holder for holding a graft material; a hole guide containing a plurality of hole guides arranged in a
pattern generally corresponding to the desired shape of the bone
graft; and a cutting guide containing a pattern corresponding to the desired
shape of the bone graft.
Claim 13
Dependent Claim
27 words
The bone graft forming guide of claim 12, wherein the hole
guide is an insert and the main body includes a guide receiving
opening for the insert.
Claim 14
Dependent Claim
27 words
The bone graft forming guide of claim 13, wherein the cutting
guide is an insert and the main body includes a guide receiving
opening for the insert.
Claim 15
Dependent Claim
32 words
The bone graft forming guide of claim 14, further including a
securing mechanism for removably securing one or both of the hole
guide insert or the cutting guide insert in the opening.
Claim 16
Dependent Claim
51 words
The bone graft forming guide of claim 13, wherein the
securing mechanism includes a cam member associated with the main
body, the cam member cooperating with one or both of the hole
guide insert or the cutting guide insert to secure one or both of
the inserts to the main body.
Claim 17
Dependent Claim
28 words
The bone graft forming guide of claim 16, wherein the hole
guide insert and the cutting guide insert include a ridge adapted
to cooperate with the cam member.
Claim 18
Dependent Claim
21 words
The bone graft forming guide of claim 13, wherein the main
body includes a block adapted to receive a graft material.
Claim 19
Dependent Claim
18 words
The bone graft forming guide of claim 18, wherein the block
includes two members connected by a hinge.
Claim 20
Dependent Claim
35 words
The bone graft forming guide of claim 19, wherein the main
body further includes a clamping mechanism for clamping the two
members towards each other to secure the bone graft material
within the forming guide.
Claim 21
Dependent Claim
19 words
The bone graft forming guide of claim 20, wherein the
clamping mechanism includes a threaded rod and nut assembly.
Claim 22
Dependent Claim
33 words
The bone graft forming guide of claim 21, wherein the block
further includes an inner surface having a plurality of splines
adapted to contact the graft material during forming of the bone
graft.
Claim 23
Dependent Claim
79 words
A bone graft forming guide forming a bone graft having a
desired shape comprising a handle, having a proximal end and a
distal end, a pair of jaws extending from the distal end of said
handle, the jaws being movable between a gripping position to
grip graft material during cutting of the bone graft and a
releasing position to release the graft material, and a cutting
guide containing a pattern corresponding to the desired shape of
the bone graft.
Claim 24
Dependent Claim
34 words
The bone graft forming guide of claim 23, wherein the handle
includes pair of arms connected to said pair of jaws to provide a
pair of gripping members, the gripping members being pivotally
joined.
Claim 25
Dependent Claim
27 words
The bone graft forming guide of claim 24, wherein the pair of
arms includes a locking mechanism to lock the forming guide in a
plurality of positions.
Claim 26
Dependent Claim
25 words
The bone graft forming guide of claim 25, wherein the hole
guide and/or the cutting guide are attached to at least one of
said jaws.
Claim 27
Dependent Claim
19 words
The bone graft forming guide of claim 26, wherein the hole
guide and the cutting guide are removable inserts.
Claim 28
Dependent Claim
26 words
The bone graft forming guide of claim 26, wherein the hole
guide and the cutting guide are integrally formed in at least one
of the jaws.
Claim 29
Dependent Claim
70 words
A bone graft forming guide for providing a bone graft having
a desired shape comprising: a main body including a holder for holding a bone graft material; means for forming a plurality of holes in the bone graft, the
plurality of holes forming a pattern generally corresponding to
the desired shape of the bone graft; and means for cutting a pattern corresponding to the desired shape of
the bone graft.
Claim 30
Dependent Claim
134 words
A bone graft forming guide for providing a bone graft having
a desired shape comprising: a main body including a holder for holding a bone graft material,
the main body including a first portion and a second portion, at
least one end of the two portions being joined together to
provide a holder for holding a graft material during cutting, the
main body having a receiving structure adapted to receive an
insert; a hole guide insert associated with the main body, the hole guide
insert containing a plurality of holes, the plurality of holes
forming a pattern generally corresponding to the desired shape of
the bone graft insert; and a cutting guide insert associated with the main body, the cutting
guide insert containing a pattern corresponding to the desired
shape of the bone graft.
Claim 31
Dependent Claim
25 words
The bone graft forming guide of claim 30, wherein the hole
guide insert and the cutting guide insert are removably
insertable within the receiving structure.
Claim 32
Dependent Claim
20 words
The bone graft forming guide of claim 31, further including
securing means for securing the inserts in the receiving
structure.
Claim 33
Dependent Claim
34 words
The bone graft forming guide of claim 32, further including
closure means for closing the two portions of the main body
together to hold a bone graft material during forming of the bone
graft.
Claim 34
Independent Claim
70 words
A method of forming a bone graft from a graft material
comprising: selecting the shape of at least a portion of the bone graft; providing a graft material holder; selecting from a plurality of cutting guides, each of the cutting
guides having a different cutting pattern; associating the cutting guide with the graft material holder; and cutting at least a portion of the bone graft material using the
cutting guide.
Claim 35
Dependent Claim
25 words
The method of claim 34, wherein the cutting guide is an
insert and graft material holder includes an opening to receive
the cutting guide insert.
Claim 36
Dependent Claim
62 words
A bone graft forming guide comprising: a handle having a proximal end and a distal end, and a pair of
jaws extending from the distal end of said handle, a cutting
guide associated with the jaws, the jaws being movable between a
gripping position to grip graft material during cutting of the
bone graft and a releasing position to release the implant.
Claim 37
Dependent Claim
35 words
The bone graft forming guide of claim 36, wherein the handle
includes a pair of arms connected to said pair of jaws to provide
a pair of gripping members, the gripping members being, pivotally
joined.
Claim 38
Dependent Claim
22 words
The bone graft forming guide of claim 37, wherein the cutting
guide is detachably mounted to at least one of said jaws.
Claim 39
Dependent Claim
59 words
A bone graft forming guide for providing a bone graft having
a desired shape comprising: a main body including a holder for holding a graft material and a
cutting guide-receiving structure; and a cutting guide containing a pattern corresponding to the desired
shape of the bone graft, the cutting guide adapted to be
detachably mounted to the main body.
Claim 40
Dependent Claim
37 words
The bone graft forming guide of claim 39, wherein the cutting
guide-receiving structure and the cutting guide are adapted to
cooperate with each other such that the cutting guide can be
detachably mounted to the main body.
Claim 41
Dependent Claim
21 words
The bone graft forming guide of claim 40, wherein the main
body comprises a block adapted to receive a graft material.
Claim 42
Dependent Claim
61 words
The bone graft forming guide of claim 40, wherein the main
body comprises a handle having a proximal end and a distal end, a
pair of jaws extending from the distal end of said handle, the
jaws being movable between a gripping position to grip graft
material during cutting of the bone graft and a releasing
position to release the graft.
Claim 43
Dependent Claim
38 words
A kit containing a forming guide for forming a bone graft,
comprising a cutting member, there being holes substantially in
the desired shape of the bone graft and slots substantially in
the desired shape of the bone graft.
Claim 44
Dependent Claim
24 words
The kit of claim 43, wherein the cutting member comprises
first and second cutting members, said first having holes and
said second having slots.
References Cited (Backward Citations)
No citation records indexed.
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