CN101460105A - Bone cutting fixture assembly with guide appendages - Google Patents
Bone cutting fixture assembly with guide appendages Download PDFInfo
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- CN101460105A CN101460105A CNA2007800180144A CN200780018014A CN101460105A CN 101460105 A CN101460105 A CN 101460105A CN A2007800180144 A CNA2007800180144 A CN A2007800180144A CN 200780018014 A CN200780018014 A CN 200780018014A CN 101460105 A CN101460105 A CN 101460105A
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Abstract
A bone cutting fixture assembly for use as guide for a cutting blade in shaping a distal end of a femur to receive a component of a knee prosthesis is provided. The assembly has a centrally located, elongated support structure, made of a polymeric material, having a trapezoidal cross section, pairs of adjacent blade guide appendages supported therein so as to define four cutting planes, and two outrigger portions extending therefrom defining anchor points in distal ends thereof. The assembly defines a substantially flat support plane and has spaced apart anchor points positioned so as to enable secure fixing of the fixture to a femur by fixing devices.
Description
The cross reference of related application:
The application requires the priority to the 11/617th, No. 750 U.S. Patent Application Serial Number of the 60/747th, No. 686 of submitting on May 19th, 2006 and December in 2006 submission on the 19th under Paris Convention, its content with referring to mode include this paper in.
Background technology
The present invention relates to surgical operation cutting guiding piece, and relate to the far-end that is used to repair femur guiding piece particularly with the cutting blade of admitting the knee prosthesis.
Title is the United States Patent (USP) the 6th of " instrument and the using method (Instrumentation forminimally invasive joint replacement and methods for using same) thereof that are used for minimum intrusion joint replacement ", the method of using the cutting guiding piece that patient's body intrinsic articulation is undergone surgery has been described for 702, No. 821.When cutting bone, can use surgical operation cutting guiding piece, separate distance between the opposite end of its induction element less than the implant width.This patent considers to use low cost, the light material such as polymeric material to make guiding piece.
Be entitled as " being used for the femoral surface trimming device (Femoral SurfaceShaping Apparatus for Posterior-stabilized Knee Implants) that the posterior stabilization knee is transplanted " United States Patent (USP) the 4th, 721, a kind of surgical cutting guiding piece has been described for No. 104, comprise: (a) template, this template has: (1) basal surface, it is suitable for being placed to the relation of aliging with the flat surfaces of terminal femur, this flat surfaces part is trimmed to the femoral component that can admit the posterior stabilization knee to implant restoration, and (2) pass the U-shaped slit of template, wherein stablizes the substantially the same size and the shape of periphery of housing between the condyle that exists on slit and the femoral component that will implant; (b) drilling equipment, be preferably the form of slotting cutter, the both sides that have U-shaped slit on stop part and this drilling equipment and the template on the drilling equipment closely cooperate, and make drilling equipment can pass the U-shaped slit and stablize housing with the depression of accurately finalizing the design in formation on the femur and align to admit between condyle along the slit tractive then up to stop device contact guidance spare surface.At least a portion of considering guiding piece is made of plastics.
Authorize Maas Buddhist nun's (Masini), the United States Patent (USP) the 6th that is entitled as " being used to transplant the bone cutting guiding piece (Bone cutting guides for use in the implantation of prosthetic joint components) of repairing joint component ", 602, No. 259 and also authorize being entitled as of Maas Buddhist nun (Masini) " apparatus and method (Apparatus and methodfor preparing box cuts in a distal femur with a cutting guide attached to anintramedullary stem) that on distal femoral, prepares box-like otch with the cutting guiding piece that is attached to the marrow stem " description and make the surgeon can measure the cutting guiding piece of desired excision characteristic.
The consideration guiding piece is made by plastics, especially polyethylene at least in part.In the Masini application of mentioning in the back, plastics are transparent, thereby can observe bone in cutting process better.
Authorize the United States Patent (USP) the 5th that is entitled as " surgical operation cutting cube and using method thereof (Surgical cutting blockand method of use) " of Fisher, a kind of improved surgical operation cutting cube of bone saw and analogous instrument of also being made by vinyon of guiding in operation on joint described for 490, No. 854.
Authorize and relate to a kind of part for No. 20060111725 than the U.S. Patent Application Publication that is entitled as " adnexa and the manufacture method (Accessories for removing bone material and method for making same) thereof that are used to remove bone material " of doing (Biegun) and cut guiding piece by making surgical operation than the hard bone's that will cut material and plastic material.
Authorize the U.S. Patent Publication that is entitled as " cutting guide and the surgical method (Cutting guide apparatus and surgical method for use in kneearthroplasty) that are used for the knee endoprosthesis plasty " of Lai Enboge (Lionberger) and describe cutting guiding piece and the surgical method that is used for the knee endoprosthesis plasty No. 200400260301, it is made of plastics to small part, thereby economical, disposable application are provided.
All above document descriptions comprise the guiding piece of bulk housing, and it covers femoral head, may hinder the observation to bone during cutting.Even nearest Maas Buddhist nun (Masini) transparent unit when plastics are covered by body fluid or may disturb in anaclasis under the situation of this observation, also may hinder the observation to bone during the cutting.
In No. the 5th, 817,097, the United States Patent (USP) that is entitled as " bone saw (Bone Saw withMagnet) " of authorizing Huo Wode people such as (Howard), the effort that reduces this obstruction is as far as possible arranged obviously with magnet.The magnet of Howard applies suction so that bone saw blade or grinding instrument are inhaled to guiding surface along the direction towards guide body.But, when not having tangible surface to limit the motion of cutting tool, then produce the problem of the guiding that can not guarantee cutting blade.In addition, kicker magnet may produce damaging influence to the instrument to magnetic-field-sensitive.
Need a kind of surgical operation cutting guiding piece, be used for hindering minimum mode and prepare and the relevant a plurality of otch of femur of admitting restoration with facet.In addition, need a kind of lightweight, cheapness and disposable surgical operation cutting guiding piece.
The content does not here think to admit that the present invention does not comprise these previous materials owing to existing invention.
Summary of the invention
A kind of bone cutting fixture assembly is provided, and it is as revising the guiding piece of bone with the cutting blade of admittance knee prosthesis parts.This assembly has the elongated support structure of centralized positioning, supporting structure is made of polymeric material and has a trapezoid cross section, the adjacent knife blades guide appendages is bearing in wherein to limit four cutting planes in pairs, two outrigger parts are extended from supporting structure, at the far-end qualification anchor point of outrigger part.This assembly limits smooth basically supporting plane and has isolated anchor point, and these anchor points are oriented to guarantee that fixture is fixed to femur by fixture.
The purpose of this invention is to provide and a kind ofly be used for making it to hinder minimum mode and admit the surgical operation of the relevant a plurality of incisions of prosthesis to cut guiding piece to cutting the surface with preparation femur and/or tibia.
Another object of the present invention provides a kind of lightweight, cheapness and disposable surgical operation cutting guiding piece.
Description of drawings
Fig. 1 is the axonometric chart that prosthesis is admitted in femoral head, otch and preparation.
Fig. 2 is the axonometric chart of cutting guiding piece of the present invention.
Fig. 3 is the exploded view of cutting guiding piece of the present invention.
Fig. 4 is the side view of cutting guiding piece of the present invention.
Fig. 5 is the axonometric chart of alternate embodiment of the present invention.
Fig. 6 is the axonometric chart of second alternate embodiment of the present invention.
Fig. 7 A is preparing to be used for admitting the process of knee endoprosthesis prosthesis to cut the axonometric chart of the distal femur of finishing.
Fig. 7 B and 7C are the end-views of the example of bone cutting fixture assembly of the present invention, this assembly have (A) scalable directing pin and alternatively (B) have directing pin in groups.
Fig. 8 A and 8B are mounted in the side view of the bone cutting fixture assembly of the present invention on the cutting planes of distal femur, and the saw blade and the relation of directing pin on the same group not are shown.
Fig. 9 is the vertical view with this bone cutting fixture assembly of scalable directing pin.Cutting fixture assembly is installed on the cutting planes of distal femur.
Figure 10 is mounted in the axonometric chart of bone cutting fixture assembly on the cutting planes of distal femur, Fig. 9, and the relation of saw blade and the directing pin of cutting fixture is shown.
Figure 11 A is the end-view of substituting bone cutting fixture assembly, and directing pin shown in it is installed on the carriage assembly at two ends, fixture end.
Figure 11 B is the vertical view of the relation (B) of end installation directing pin with directing pin (A) that support installs and saw blade and cutting fixture of the two ends that are illustrated in the cutting fixture.
Figure 12 has support at an end that cuts fixture directing pin to be installed and to have the side view that fixture is installed the cutting fixture assembly of directing pin at the other end.
Figure 13 is the axonometric chart of the cutting fixture of Figure 11 A-11C.
Figure 14 A is the axonometric chart of the simplification alternate embodiment of distal femoral cutting guiding piece of the present invention.
Figure 14 B is the side view of the alternate embodiment of Figure 14 A.
Figure 15 A is the axonometric chart of another simplification alternate embodiment of tibial cut guiding piece of the present invention.
Figure 15 B is the side view of the alternate embodiment of Figure 15 A.
Figure 16 is the vertical view of tool set of the present invention.
The specific embodiment
Referring now to accompanying drawing, illustrate and schematically illustrate the details of preferred embodiment of the present invention.Identical member in the identical label list diagrammatic sketch, and represent any similar member by same numeral with different lower case letter suffix.
Referring now to Fig. 1, in the process of far-end 2 with admittance knee prosthesis (not shown) of preparation femur 4, must form a plurality of otch 6,7 and 8 and suitably repair bone ends.The present invention has the bone cutting fixture assembly of guide appendages 14 10,10a, and this assembly anchors on the cutting planes 16 of distal femur 2.In case grappling is when the one or more additional cut that are formed for repairing distal femur use cutting fixture assembly 10 to control and guide saw blade 34 when admitting the knee prosthesis.
Referring now to Fig. 2, first embodiment of bone cutting fixture assembly 10 has polygon elongated support structure 12, specifically is trapezoidal cross-section and is preferably made by polymeric material.Guide appendages 14 is by supporting structure 12 supportings.Assembly 10 forms smooth basically supporting plane 16 (see figure 4)s and also has isolated anchor point 20, and anchor point 20 is positioned to guarantee that fixation kit 10 is by fixture 22,22 ' be fixed to femur 4.
In this embodiment, the adjacent appendages 26 of coupling limits eight adjacent guiding surfaces 30.These surfaces 30 form on guide appendages 26 that is fixed in elongated support structure 12 and outrigger part 32, and their orientation can guide cutting blade 34 betwixt and the motion of cutting blade is limited in four cutting planes between adjacent guide appendages 26.Outrigger part 32 has from its outstanding fixed bone spike 36, in each side perpendicular to the central plane 40 of smooth area supported 16 a bone spike is arranged respectively.Bone spike 36 is along the flat support plane 16 that fully extends beyond cutting fixture 10 downwards and as the bone anchor log.Outrigger part 32 on far-end, also have through hole 20 ', adjacent with each bone anchor log 36 and near the location, two ends of outriggers part, through hole is configured such that removable bone spike 22 ' be received in the hole with respect to vertical plane is angled downwards.
Paired 26 guiding surface 30 is with respect to 16 one-tenth predetermined angle θ of flat support plane, θ ' location and distance of separation d, and this distance is enough to make certain thickness cutting blade 34 closely to pass therebetween.
In this first embodiment, elongated support structure 12 forms one and extends to relative anchor point 20 from it with elongated support structure 12 in adnexa 14 centralized positionings and at least two outrigger parts 32.Elongated support structure 12 and outrigger part 32 are preferably mold formed by plastic monoblock.In addition, fixture 10 has anchor point 42 in heart place therein.Paired 26 adjacent appendages 14 is fixed to elongated supporting part 12 with guiding cutting blade therebetween.
Referring now to Fig. 5, in alternate embodiment, elongated support structure 12 is positioned at the end of fixture 10, and adnexa 14 extends from a side of supporting structure 12.
Referring now to Fig. 6, in alternate embodiment, two elongated support structure 12 ' be positioned at the end of fixture 10a, and adnexa 14 extends between two supporting structures 12.Adjacent appendages 14 limits parallel smooth guiding surface 30, this guiding surface guiding bone saw cutting planes.Adnexa 14 can slide with respect at least one elongated support structure.
In order to limit cutting blade 34, at least two pairs of guiding surfaces 30 are with respect to the directed location of the qualification of flat support plane and separately be suitable for guiding thinly-sliced cutting blade closely to pass therebetween distance.
Referring now to Fig. 7 A, bone cutting fixture assembly 10 of the present invention comprise elongated support structure 12 ', its have outrigger part 32 mounted thereto ', and elongated support structure 12 also has a plurality of guide appendages 14a of the perpendicular 40 that vertically passes elongated support structure 12.When the far-end 2 of finishing femur 4 when admitting knee prosthesis parts, can use the guiding piece of bone cutting fixture assembly 10a of the present invention as cutting blade 34.Cutting fixture assembly 10a comprises elongated support structure 12, and this elongated support structure 12 has smooth basically bottom 18, trapezoid cross section and perpendicular to the perpendicular 40 of flat bottom 18.Length L along elongated support structure 12 limits perpendicular.Shown in the preferred embodiment, elongated support structure 12 is made by biocompatible materials, and preferably tolerates the wearing and tearing that the effect of cutting blade 34 causes.
In this embodiment, adjacent appendages 14a limits four vicinities in groups, orderly adjacent cylindrical surface, and these surfaces are suitable for the motion of cutting blade is limited in the single cutting planes.
Referring now to Fig. 7 B, the preferred embodiment of bone cutting fixture assembly 10 of the present invention is shown.In this embodiment, the outrigger part 32 of mounting rod form ' extend through elongated support structure 12.Half of its length 1 of outrigger part 32 ' make an appointment with passed elongated support structure 12 ' perpendicular to perpendicular 40.Outrigger part 32 ' with respect to the placement of some guide appendages 14a is the feature of this bone cutting fixture assembly 10a.Specifically, be outrigger part 32 ' placement make it be arranged in addition be used as the cutting blade guiding piece with some guide appendages 14a combination.
Outrigger part 32 ' have from two partly outstanding fixed bone spikes 36 of outrigger ', in every side of perpendicular 40 spike is arranged, this spike is along the flat surfaces 18 that fully extends beyond elongated support structure 12 downwards and as the bone anchor log.Fixed bone spikes 36 ' from outrigger part 32 ' outstanding perpendicular to its length 1.Fixed bone spikes 36 ' be used for bone cutting fixture assembly 10a is anchored to cutting planes 8 at the far-end 2 of femur 4.
In this embodiment, outrigger part 32 ' also have is positioned near spike through hole 20 ＂ that respectively hold 21.Through hole 20 ＂ are arranged to make removable bone spike 22 to be received in the hole 36, and tilt towards perpendicular 40 when admitting.During use, removable spike 22 closely pass be arranged on outrigger part 32 ' rod end 21 near spike bores 20 ＂.
Spike bores 20 ＂ with respect to outrigger part 32 ' the oblique angle of length 1 tilt.After using fixed bone spike 36 ' grappling cutting fixture assembly 10a, removable bone spike 22 is installed in the bone.Other if desired affirmation uses removable bone spike 22 to guarantee that further cutting fixture assembly 10a anchors to bone surface 8.
Although the outrigger part 32 in the preferred embodiment ' have circular cross-section (for example, seeing Fig. 8 A), it also can have other alternate geometric cross sections, and this alternative geometric cross section can be selected for practice of the present invention by those of ordinary skill in the art.For example, outrigger part 32 ＂ with square-section shown in Figure 12.
Forming distal incision (illustrate from bone and remove) afterwards, the surgeon is placed into guiding piece on the far-end tangent plane 8 of femur 4.Force fixed bone spike 36 ' enter in the bone then, then removable bone spike 22 is inserted in the bones.
In the embodiment shown in Fig. 8 A to 10, a plurality of guide appendages 14a stretch out perpendicular to perpendicular 40 from least one side 12a of elongated support structure 12.That guide appendages 14a is arranged to is paired 26 ' concrete form, see Fig. 8 A.Adnexa to 26 ' guide appendages 14a separate enough apart from d so that certain thickness cutting blade 34 can closely pass therebetween with angle θ.Angle θ be defined as when cutting blade 34 adnexa 26 ' the first couple 26 ' and second couple 26 ' between when mobile, the length of cutting blade 34 and basal surface 18 and between the angle, see Fig. 8 B.First adnexa to second adnexa to 26 ' be combined to form guide appendage sets 28, with the cutting path of blade 34 be limited to 28 adnexaes in groups to 26 ' between slant path (seeing Fig. 8 B).
Optionally, bone cutting fixture assembly 10,10a comprise guide marks 64, the streak shown in Fig. 8 A, 8B and 9.The angle θ of guide marks 64 expression insertion points and cutting blade 34 plug-in packages 10,10a.This structure is convenient to installation and the use of cutting fixture assembly 10,10a.
When prepare using assembly 10a, the surgeon prepares the distal incision (be depicted as and remove) of the far-end 2 of crossing over femur 4.The surgeon is placed into directing assembly 10a on the far-end tangent plane 8 then.Force anchor mechanism 32 ' fixedly spike 36 ' enter bone in and then the removable spike 22 at angle of inclination also enter in the bone.In the embodiment shown in Fig. 7 A, guide appendages 14a is a threaded, and threaded optionally is arranged on the side 12a or opposite side of elongated support structure 12.
In the embodiment shown, they are arranged on the medial side of elongated support structure 12.The surgeon will organize between the 28 guide appendages 14b and cut at each.The surgeon can from be used for centrage that leader label 64 knows enclosure group 28 between the guide appendages 14a where to help cutting blade 34 is placed between the guiding piece 14a.Guide appendages 14a can be coloured or otherwise distinguish use with simplified assembly 10a.
Form after the otch on medial side, the surgeon is advanced to threaded guide appendage pins 14a on the opposite side 12a of guide fixture 12.Although shown in adjustable guide appendages 14a be threaded onto in the elongated support structure 12, also can use other device that side direction adjustable guide appendages 14a is provided.For example, adjustable guide appendages 14a can comprise ratch mechanism (such as known in the art) and therefore snap in elongated support structure 12, maybe can comprise to make guide appendages 14a can move to other fixture of opposite side from a side of fixture.In case adjustable guide appendages 14a is advanced to the opposite side of elongated support structure 12, the surgeon can finish the complementary cuts to femur 4 far-ends 2.Guide appendages 14a also can have other cross-sectional configuration except having circular cross-section, such as smooth guide appendages 14b and the inclined lead adnexa 14c of Fig. 9.
Advantage with assembly 10,10a of adjustable guide appendages 14,14a and 14c is to cut guiding piece with other of the cutting slit of the observation that fixedly is cut the surface and observe cutting planes better than having big body or band additional materials.In addition, this embodiment comprise can regulate/translational guidance adnexa 58 to be to have the advantage of the instrument footprint littler than the class of the existing MIS of being used for method system cutting guiding piece.In addition, in preferred embodiment, elongated support structure 12 is made the ability of observing the cutting surface with further raising by transparent polymer.
Should be noted that outrigger part 32 can be used as guide appendages 14 when suitably combining with guide appendages 14a, be used to form the adnexa guiding 26 ＂ (seeing Figure 12).
In another preferred embodiment shown in Fig. 7 C, bone cutting fixture assembly 10c has the full length guide appendages 14b that gives prominence to perpendicular to perpendicular 40 from the both sides 12a of elongated support structure 12.But these full length guide appendages 14b fix in position or remove in the mode of adjustable guide appendages 14a.
Use this embodiment not need guide appendages 14b is moved to opposite side from a side 12a of elongated support structure 12.After medial side formed otch, the surgeon just prepared the lateral incision of bone, and either side can cut prior to opposite side.
In the another preferred embodiment shown in Figure 11 A and the 11B, bone cutting fixture assembly 10d has guide appendages 14c, and at least some guide appendages are arranged on and capture in the assembly 70.In the embodiment shown, the guide appendage sets 28a that is used to form the front and rear otch is distolateral to sealing with the centre at each, and this will help surgeon's Cutting Control blade 34.The blind end " slit " of the guide appendages 14c that captures but the use of simplified assembly 10d prevent from that the surgeon is easy as open guide appendage sets 28 incision extension is arrived outside the guide appendages 14c.More the guide appendages 14b of center setting is depicted as total length, but also can be adjustable type.
In another preferred embodiment, alternate bone cutting fixture assembly (not shown) is the combination of assembly 10c and 10d.In this embodiment, only capture the enclosure group 28c at cutting fixture one end place in the end of guide appendages 58c.
Referring now to Figure 14 A and 14B, except having only a pair of adnexa 14 randomly is slidably mounted in supporting structure 12 ＂ bone cutting fixture assembly 10 " ' simpler embodiment and the embodiment shown in Fig. 2 to 6 very similar.This embodiment is suitable for use as distal femoral cutting guiding piece.
Referring now to Figure 15 A and 15B, more simple embodiment of assembly 10 ＂ ＂ is shown, wherein adnexa 14 is fixed to supporting structure 12 ＂, and supporting structure is actually the bearing that is provided with aligned bullport.This embodiment is suitable for use as distal tibia cutting guiding piece.
Referring now to Figure 15, provide the tool set that comprises with lower member: (a) bone cutting fixture assembly 10,10a-10d; (b) selected works of saw blade 34; (c) selected works of fixture 22; And the housing 80 that (d) makes up and comprise each parts.
Advantageously, fixture can not hinder the observation of surgeon to cutting part.
Above-mentioned patent and article with referring to mode include this paper in, unless otherwise noted, the degree that fits in these is consistent with the disclosure.Further feature of the invention process and pattern are described in appended claims.
In addition, the present invention should think comprise describe in this description, appended claims and/or the accompanying drawing, can think each feature new, that novelty and industrial applicibility are arranged the institute might make up.In various embodiments of the present invention described herein, have multiple modification and change.Although this paper uses and described some illustrative embodiment of the present invention, in aforementioned content, consider change, the change and alternative of wide region.
Although above description comprises a lot of particular contents, these should not think limitation of the scope of the invention, but one is individual or the example of another preferred embodiment.In some cases, can adopt some feature of the present invention and not corresponding use further feature.Thereby only explanation and by way of example are extensively annotated and be interpreted as to above-mentioned description, and the spirit and scope of the present invention are only limited by the application's appended claims.
Claims (24)
1. bone cutting fixture assembly, described assembly is as finishing and prepare the guiding piece of bone with the cutting blade of admittance knee prosthesis parts, described assembly have supporting structure and thus the supporting at least two narrow, parallel guide appendages so that described bone be not blocked basically, described supporting structure has at least one fixture, and described fixture makes described supporting structure can locate and be fixed to bone.
2. fixation kit as claimed in claim 1, it is characterized in that, described at least one supporting structure is elongated, and described assembly also limits smooth basically supporting plane and has isolated anchor point, and described anchor point is arranged to guarantee that fixture is fixed to femur by fixture.
3. cutting fixture as claimed in claim 2 is characterized in that, described at least one elongated support structure has polygonal cross-section.
4. cutting fixture as claimed in claim 2 is characterized in that, described at least one elongated support structure has the trapezoid cross section.
5. cutting fixture as claimed in claim 2 is characterized in that, described at least one elongated support structure has circle or elliptic cross-section.
6. cutting fixture as claimed in claim 1 is characterized in that, described at least one elongated support structure is made by polymeric material.
7. cutting fixture as claimed in claim 1 is characterized in that, described at least one elongated support structure has at least one outrigger part, and described outrigger partly comprises anchor point.
8. cutting fixture as claimed in claim 7 is characterized in that, described at least one elongated support structure centralized positioning extends to relative anchor point to described adnexa and at least two outrigger parts from described elongated support structure.
9. cutting fixture as claimed in claim 2 is characterized in that described at least one elongated support structure is positioned at the end of described fixture, and described adnexa extends from a side of described supporting structure.
10. cutting fixture as claimed in claim 9 is characterized in that at least two elongated support structure are positioned at the end of described fixture, and described adnexa extends at least between described two elongated support structure.
11. cutting fixture as claimed in claim 1 is characterized in that, described fixture has the central anchor fixed point.
12. cutting fixture as claimed in claim 1 is characterized in that, paired adjacent appendages is fixed to described supporting part to guide cutting blade betwixt.
13. cutting fixture as claimed in claim 12 is characterized in that described fixture comprises at least two pairs of adjacent appendages.
14. cutting fixture as claimed in claim 1 is characterized in that, described fixture comprises the paired adjacent appendages of the coupling that can guide at least two bone saws.
15. cutting fixture as claimed in claim 13 is characterized in that, described adnexa limits at least eight adjacent guiding surfaces, and described guiding surface is suitable for the motion of cutting blade is limited in four cutting planes.
16. cutting fixture as claimed in claim 13 is characterized in that, described adnexa limits at least ten six adjacent guiding surfaces, and described guiding surface is suitable for the motion of cutting blade is limited in four cutting planes.
17., it is characterized in that adjacent appendages limits parallel smooth guiding surface as each described cutting fixture in the above-mentioned claim, described smooth guiding surface is along single plane guiding bone saw.
18., it is characterized in that adjacent appendages limits four vicinities in groups, orderly adjacent column shape surface as each described cutting fixture among the claim 1-16, described cylindrical surface is suitable for the motion of cutting blade is limited in the single cutting planes.
19. cutting fixture as claimed in claim 1 is characterized in that, described adnexa can slide with respect at least one elongated support structure.
20. a tool set that is used for knee surgery, described tool set comprises following parts:
(a) at least one bone cutting fixture assembly as claimed in claim 1,
(b) selected works of saw blade;
(c) selected works of fixture; And
(d) form the housing of organizing and comprising described each parts.
21. bone cutting fixture assembly, described assembly is as the guiding piece of the far-end of repairing femur with the cutting blade of admittance knee prosthesis parts, described assembly has at least one elongated support structure of trapezoid cross section, and the guide appendages that supports thus, described assembly limits smooth basically supporting plane and has isolated anchor point, described anchor point is arranged to guarantee that described fixture is fixed on the femur by fixture, and, the at least two pairs of adjacent appendages limit four guiding surfaces to guide cutting blade betwixt and the motion of described cutting blade is limited in the single cutting planes, described supporting structure supporting outrigger part, described outrigger partly has the fixed bone spikes of stretching out from it, in each side a spike is arranged respectively perpendicular to the central plane of described smooth area supported, bone anchor log when described spike is installed to described distal femur along the flat bottom that fully extends beyond described cutting fixture downwards to be used as, described outrigger part also has adjacent with each bone anchor log and is positioned near the described outrigger through hole of each end partly, and described through hole is arranged to make removable bone spike to be received in the described hole with respect to described vertical plane is angled downwards.
22. bone cutting fixture assembly as claimed in claim 21 is characterized in that, described at least two pairs of guiding surfaces are with respect to the orientation positions of described flat support plane to limit, and separately are suitable for guiding thinly-sliced cutting blade closely to pass therebetween distance.
23. bone cutting fixture assembly, described assembly is as the guiding piece of the far-end of repairing femur with the cutting blade of admittance knee prosthesis parts, described assembly has the elongated support structure of centralized positioning, described supporting structure is made by polymeric material and is had a trapezoid cross section, at least two pairs of adjacent knife blades guide appendages are bearing in wherein to limit at least one cutting planes, and two outrigger parts are extended from described supporting structure, described two outriggers part limits anchor point at its far-end, described assembly limits smooth basically supporting plane and has isolated anchor point, and described anchor point is arranged to guarantee that described fixture is fixed to femur by fixture.
24. one kind as the described bone cutting fixture assembly of this description, dependent claims and/or accompanying drawing.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US74768606P | 2006-05-19 | 2006-05-19 | |
| US60/747,686 | 2006-05-19 | ||
| US11/617,750 | 2006-12-29 |
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| Publication Number | Publication Date |
|---|---|
| CN101460105A true CN101460105A (en) | 2009-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2007800180144A Pending CN101460105A (en) | 2006-05-19 | 2007-05-18 | Bone cutting fixture assembly with guide appendages |
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| CN103930055A (en) * | 2011-08-25 | 2014-07-16 | 沃尔德马连接两合公司 | Cutting guide for generating an outer contour for a joint endoprosthesis |
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| US9259257B2 (en) | 2009-11-20 | 2016-02-16 | Zimmer Knee Creations, Inc. | Instruments for targeting a joint defect |
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| CN107028640A (en) * | 2017-05-27 | 2017-08-11 | 辽宁省肿瘤医院 | A kind of bones of extremities osteotomy guide plate and its application method |
| CN108272486A (en) * | 2012-05-03 | 2018-07-13 | 新特斯有限责任公司 | Cut off guide bracket |
| CN108778157A (en) * | 2016-02-29 | 2018-11-09 | 沙特基础工业全球技术公司 | Disposable orthopaedic instrumentation |
| CN109199526A (en) * | 2018-10-22 | 2019-01-15 | 南方医科大学南方医院 | A kind of length-adjustable osteotomy guider and its application method |
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| US9351835B2 (en) | 2009-11-20 | 2016-05-31 | Zimmer Knee Creations, Inc. | Method for treating joint pain and associated instruments |
| US8864768B2 (en) | 2009-11-20 | 2014-10-21 | Zimmer Knee Creations, Inc. | Coordinate mapping system for joint treatment |
| CN102781348A (en) * | 2009-11-20 | 2012-11-14 | 膝部创造物有限责任公司 | Navigation and positioning instruments for joint repair |
| US8821504B2 (en) | 2009-11-20 | 2014-09-02 | Zimmer Knee Creations, Inc. | Method for treating joint pain and associated instruments |
| US9386996B2 (en) | 2009-11-20 | 2016-07-12 | Zimmer Knee Creations, Inc. | Navigation and positioning instruments for joint repair |
| US8906032B2 (en) | 2009-11-20 | 2014-12-09 | Zimmer Knee Creations, Inc. | Instruments for a variable angle approach to a joint |
| US8951261B2 (en) | 2009-11-20 | 2015-02-10 | Zimmer Knee Creations, Inc. | Subchondral treatment of joint pain |
| US9033987B2 (en) | 2009-11-20 | 2015-05-19 | Zimmer Knee Creations, Inc. | Navigation and positioning instruments for joint repair |
| CN102781348B (en) * | 2009-11-20 | 2015-07-15 | 膝部创造物有限责任公司 | Navigation and positioning instruments for joint repair |
| US11006992B2 (en) | 2009-11-20 | 2021-05-18 | Zimmer Knee Creations, Inc. | Method for treating joint pain and associated instruments |
| US9119721B2 (en) | 2009-11-20 | 2015-09-01 | Zimmer Knee Creations, Inc. | Method for treating joint pain and associated instruments |
| US9439765B2 (en) | 2009-11-20 | 2016-09-13 | Zimmer Knee Creations, Inc. | Method for subchondral treatment of joint pain using implantable devices |
| US9271835B2 (en) | 2009-11-20 | 2016-03-01 | Zimmer Knee Creations, Inc. | Implantable devices for subchondral treatment of joint pain |
| US9351746B2 (en) | 2009-11-20 | 2016-05-31 | Zimmer Knee Creations, Inc. | Coordinate mapping system for joint treatment |
| US8801800B2 (en) | 2009-11-20 | 2014-08-12 | Zimmer Knee Creations, Inc. | Bone-derived implantable devices and tool for subchondral treatment of joint pain |
| US10271883B2 (en) | 2009-11-20 | 2019-04-30 | Zimmer Knee Creations, Inc. | Method for treating joint pain and associated instruments |
| US9259257B2 (en) | 2009-11-20 | 2016-02-16 | Zimmer Knee Creations, Inc. | Instruments for targeting a joint defect |
| US9730744B2 (en) | 2009-11-20 | 2017-08-15 | Zimmer Knee Creations, Inc. | Method for treating joint pain and associated instruments |
| US9717544B2 (en) | 2009-11-20 | 2017-08-01 | Zimmer Knee Creations, Inc. | Subchondral treatment of joint pain |
| CN103930055B (en) * | 2011-08-25 | 2016-12-07 | 沃尔德马连接两合公司 | For producing the cutting guiding piece of outline for articulated endoprosthesis |
| CN103930055A (en) * | 2011-08-25 | 2014-07-16 | 沃尔德马连接两合公司 | Cutting guide for generating an outer contour for a joint endoprosthesis |
| CN108272486A (en) * | 2012-05-03 | 2018-07-13 | 新特斯有限责任公司 | Cut off guide bracket |
| CN104814770B (en) * | 2015-05-22 | 2017-10-27 | 北京爱康宜诚医疗器材股份有限公司 | Osteotomy positions instrument and femur osteotomy method |
| CN104814770A (en) * | 2015-05-22 | 2015-08-05 | 北京爱康宜诚医疗器材股份有限公司 | Osteotomy positioning tool and thighbone osteotomy method |
| CN108778157A (en) * | 2016-02-29 | 2018-11-09 | 沙特基础工业全球技术公司 | Disposable orthopaedic instrumentation |
| CN107028640A (en) * | 2017-05-27 | 2017-08-11 | 辽宁省肿瘤医院 | A kind of bones of extremities osteotomy guide plate and its application method |
| CN107028640B (en) * | 2017-05-27 | 2023-07-18 | 辽宁省肿瘤医院 | Limb bone osteotomy guide plate and use method thereof |
| CN109199526A (en) * | 2018-10-22 | 2019-01-15 | 南方医科大学南方医院 | A kind of length-adjustable osteotomy guider and its application method |
| CN109199526B (en) * | 2018-10-22 | 2023-09-12 | 南方医科大学南方医院 | Length-adjustable osteotomy guide and use method thereof |
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