CN110123436A - A kind of sacroiliac fusion system and application method - Google Patents
A kind of sacroiliac fusion system and application method Download PDFInfo
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- CN110123436A CN110123436A CN201910541943.8A CN201910541943A CN110123436A CN 110123436 A CN110123436 A CN 110123436A CN 201910541943 A CN201910541943 A CN 201910541943A CN 110123436 A CN110123436 A CN 110123436A
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- 230000004927 fusion Effects 0.000 title claims abstract description 133
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000005553 drilling Methods 0.000 claims abstract description 50
- 210000000845 cartilage Anatomy 0.000 claims abstract description 15
- 238000002513 implantation Methods 0.000 claims description 22
- 210000003692 ilium Anatomy 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 4
- 210000000988 bone and bone Anatomy 0.000 abstract description 17
- 238000004873 anchoring Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 239000002360 explosive Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1613—Component parts
- A61B17/1615—Drill bits, i.e. rotating tools extending from a handpiece to contact the worked material
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1659—Surgical rasps, files, planes, or scrapers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1662—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for particular parts of the body
- A61B17/1671—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for particular parts of the body for the spine
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/17—Guides or aligning means for drills, mills, pins or wires
- A61B17/1739—Guides or aligning means for drills, mills, pins or wires specially adapted for particular parts of the body
- A61B17/1757—Guides or aligning means for drills, mills, pins or wires specially adapted for particular parts of the body for the spine
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/86—Pins or screws or threaded wires; nuts therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/86—Pins or screws or threaded wires; nuts therefor
- A61B17/8625—Shanks, i.e. parts contacting bone tissue
- A61B17/863—Shanks, i.e. parts contacting bone tissue with thread interrupted or changing its form along shank, other than constant taper
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/8897—Guide wires or guide pins
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/44—Joints for the spine, e.g. vertebrae, spinal discs
- A61F2/4455—Joints for the spine, e.g. vertebrae, spinal discs for the fusion of spinal bodies, e.g. intervertebral fusion of adjacent spinal bodies, e.g. fusion cages
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/30721—Accessories
- A61F2/30749—Fixation appliances for connecting prostheses to the body
Abstract
The present invention relates to medical instruments fields, and in particular to a kind of sacroiliac fusion system and application method.A kind of sacroiliac fusion system, comprising: implanted device, for clamping fusion device, the other end of the implanted device is provided with guidance set for one end of the implanted device；Fusion device is provided with screw hole on the fusion device；Guidance set, the guidance set include drilling guide and fixed guide, and drill bit passes through the screw hole drilling under the action of drilling guide, and fixing piece is implanted into the screw hole of the fusion device under the action of fixed guide.Solve sacroiliac fusion system in the prior art using when existing joint bone face on cartilage be not removed, syncretizing effect it is poor；The technical issues of such as removing cartilage again and will appear gap.
Description
Technical field
The present invention relates to medical instruments fields, and in particular to a kind of sacroiliac fusion system and application method.
Background technique
Studies have shown that up to 25% pain in the loins is originated from articulatio sacroiliaca, the fusion of articulatio sacroiliaca can effectively treat the above problem.
Application No. is the application documents of 201180058533.X disclose it is a kind of fixed using compressibility implantation material or the system of fused bone,
The system mainly include a section be the hollow anchoring body of triangle, a nut, a gasket, a screw thread anchoring body and
One screw rod that above-mentioned each component is serially connected.Threaded anchoring piece is implanted into rumpbone, hollow anchoring body implantation rumpbone and ilium
Load is born in bone, screw rod penetrates in threaded anchoring piece and hollow anchoring body, and nut and gasket are spun on screw rod and are in ilium
Outside, tightening nuts can be implemented to pressurize to articulatio sacroiliaca, promote fusion.Above-mentioned apparatus is only to be added to articulatio sacroiliaca
It presses, the cartilage on the bone face of joint is not removed, therefore syncretizing effect is bad.
Summary of the invention
In order to solve sacroiliac fusion system in the prior art using when existing joint bone face on cartilage be not removed,
Syncretizing effect is poor；The technical issues of such as removing cartilage again and will appear gap, the present invention proposes a kind of sacroiliac fusion system and use
Method solves above-mentioned technical problem.Technical scheme is as follows:
A kind of sacroiliac fusion system, comprising: implanted device, one end of the implanted device are described for clamping fusion device
The other end of implanted device is provided with guidance set；Fusion device is provided with screw hole on the fusion device；Guidance set, it is described to lead
It include drilling guide and fixed guide to component, drill bit passes through the screw under the guiding role of the drilling guide
Hole drilling, fixing piece are implanted in the screw hole of the fusion device under the guiding role of fixed guide.
Include fusion device by setting sacroiliac fusion system, can cartilage be removed there is gap in the case where, using melting
Clutch goes to filling gap, guarantees syncretizing effect；Fusion device is further clamped by implanted device one end, is provided with screw on fusion device
Guidance set is arranged in hole, the other end, and drill bit may make to pass through screw hole under the action of drilling guide on rumpbone and ilium
Drilling, fixing piece are implanted into fusion device screw hole under the action of fixed guide, are pressurizeed to articulatio sacroiliaca.
Further, one end of the implanted device is provided with clamping head, and the clamping head is described for clamping fusion device
The other end of implanted device is provided with the pilot hole passed through for guidance set, and the axis of the pilot hole is filled with the implantation is clamped in
The axis collinear of the screw hole for the fusion device set.
Further, the implanted device includes the implantation arm being fixedly connected and end arms, the end arms extend straight and
The hollow tubular of both ends open, one end of the separate implantation arm of the end arms are connected with clamping head, and threaded rod passes through the end arms
It is threadedly coupled with the fusion device.
Further, the fixed guide is in hollow tubular, and the fixed guide can be placed in the pilot hole simultaneously
It can be axially moved along the pilot hole.
Further, the fixed guide includes fixed guide pipe, and the fixed guide pipe is close to the fusion device
One end is the first conical nose, and the other end of the fixed guide pipe is provided with the first hand-held part.
Further, the drilling guide is in hollow tubular, and the drilling guide can be placed in the fixed guide
It is interior, axis, the axis of drilling guide (32) and the axis collinear of pilot hole of the fixed guide.
Further, the drilling guide includes drilling guide pipe, and the drilling guide pipe is close to the fusion device
One end is the second conical nose, and the other end of the fixed guide pipe is provided with the second hand-held part.
It further, further include extension, the extension is connect with the implanted device, and expansion is provided on the extension
Pilot hole is opened up, the fixed guide is placed in the extension pilot hole, and auxiliary fixing member is made in the guiding of fixed guide
The surrounding of the fusion device is implanted under.
A kind of application method of sacroiliac fusion system, using the described in any item sacroiliac fusion systems of the claims 1-8
System includes the following steps: S1, removes the cartilage on the articular surface of articulatio sacroiliaca；S2, fusion device is filled into using implanted device
It eliminates in the gap of cartilage；S3, drill bit pass through screw hole under the action of drilling guide and are bored on rumpbone and ilium
Hole；S4, fixing piece is implanted into screw hole along drilled hole by fixed guide.
It further, further include that step S5, fixed guide are placed in the extension pilot hole on extension, in fusion device
Surrounding be implanted into auxiliary fixing member.
Based on the above-mentioned technical proposal, the technical effect achieved by the present invention are as follows:
1. sacroiliac fusion system of the invention and application method, including fusion device can be removed in cartilage and gap occur
In the case of, filling gap is gone using fusion device, guarantees syncretizing effect；Fusion device is further clamped by implanted device one end, is melted
Screw hole is provided in clutch, guidance set is arranged in the other end, and drill bit may make to pass through screw hole under the action of drilling guide
It drills on rumpbone and ilium, fixing piece is implanted into fusion device screw hole under the action of fixed guide, carries out to articulatio sacroiliaca
Pressurization；Further, fusion device is equipped with bone grafting window, for filling bone grafting, promotes fusion；
2. sacroiliac fusion system of the invention and application method pass through the pilot hole and clamping head folder on setting implanted device
Fixing piece can be implanted into fusion device, it can be achieved that guidance set is moved along pilot hole by the axis collinear of the screw hole for the fusion device held
Screw hole in, facilitate operation, and accuracy is high；
3. sacroiliac fusion system of the invention and application method by setting threaded rod and pass through end arms and fusion device screw thread
Connection after fusion device implantation in place, can be rotated threaded rod, melt threaded rod disengaging, it can be achieved that be stably connected with fusion device
Clutch, it is easy to disassemble；
4. sacroiliac fusion system of the invention and application method are located in pilot hole by the way that fixed guide is arranged, are drilled
Guide part is located inside fixed guide, makes the axis of drilling guide, the axis collinear of fixed guide axis and pilot hole,
Drill bit can be achieved to be punched from the screw hole that drilling guide stretching may pass through fusion device, pass through what fixed guide was implanted into
Fixing piece can facilitate alignment along the screw hole that above-mentioned punching is fixed to fusion device；
5. sacroiliac fusion system of the invention and application method, by the way that extension is arranged, the extension being provided on extension is led
Deviate screw hole to hole, i.e. the axis of extension pilot hole and screw hole is not conllinear, and fixed guide may make to be placed in extension and lead
Into hole, it is implanted into auxiliary fixing member in the surrounding of fusion device, reinforces fixing；
6. the application method of sacroiliac fusion system of the invention, using removal cartilage → implantation fusion device → drilling → implantation
The step of fixing piece → implantation auxiliary fixing member, realizes the removal cartilage to articulatio sacroiliaca and eliminates gap, while using solid
Determine part and auxiliary fixing member fusion device and articulatio sacroiliaca is fixed to merge and providing biology and mechanical environment, ensure that fusion
Effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of sacroiliac fusion system of the invention；
Fig. 2 is the explosive view of implanted device；
Fig. 3 is the structural schematic diagram of fusion device；
Fig. 4 is the structural schematic diagram of fixed guide；
Fig. 5 is the structural schematic diagram of drilling guide；
Fig. 6 is the working state figure of sacroiliac fusion system of the invention in drilling；
Fig. 7 is the structural schematic diagram of the sacroiliac fusion system with extension；
Fig. 8 is the explosive view of the sacroiliac fusion system with extension；
Fig. 9 is the structural schematic diagram of extension；
In figure: 1- implanted device；11- is implanted into arm；111- pilot hole；12- end arms；13- clamping head；14- threaded rod；141-
Head；142- knob；2- fusion device；21- screw hole；22- threaded hole；23- bone grafting window；3- guidance set；31- fixed guide
Part；311- fixed guide pipe；The first conical nose of 312-；The first hand-held part 313-；32- drilling guide；321- drilling guiding
Pipe；The second conical nose of 322-；The second hand-held part 323-；4- fixing piece；5- extension；51- assists pilot hole；52- guide post；
6- auxiliary fixing member.
Specific embodiment
The contents of the present invention are further described with reference to the accompanying drawings of the specification.In the description of the present invention, it needs
Understand, the orientation of the instructions such as term " radial direction ", " axial direction ", "upper", "lower", "top", "bottom", "inner", "outside" or position are closed
System is merely for convenience of description of the present invention and simplification of the description to be based on the orientation or positional relationship shown in the drawings, rather than indicates
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitation of the present invention.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation " " is set
Set ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
It, can also be indirectly connected through an intermediary to be to be connected directly.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
As shown in figs 1-9, the present embodiment proposes a kind of sacroiliac fusion system, including implanted device 1, fusion device 2 and guiding
Fusion device 2 is implanted into the articulatio sacroiliaca of human body by component 3, one end of implanted device 1 for clamping fusion device 2；Implanted device 1
The other end be arranged guidance set 3, drill bit by guidance set 3 pass through fusion device 2 drill on rumpbone and ilium, fixing piece 4
Under the action of guidance set 3 be implanted into fusion device 2 in, to fusion device 2 and articulatio sacroiliaca be fixed for fusion provide biology and
Mechanical environment.
Implanted device 1 includes implantation arm 11 and end arms 12, and implantation arm 11 is in bending, and end arms 12 extends straight and both ends
One end of the hollow tubular of opening, implantation arm 11 is fixedly connected with one end of end arms 12, and guiding is arranged in the other end of implantation arm 11
Hole 111, the other end of end arms 12 are provided with clamping head 13.The two sides of clamping head 13 are extended with clamping end can compress fusion device respectively
The opposite side in 2 two sides, plays the clamping action to fusion device 2.
Further, implantation is stablized to fusion device 2 in order to realize, implanted device 1 further includes threaded rod 14, threaded rod 14
It may pass through end arms 12 to be threadedly coupled with fusion device 2.Specifically, it is provided in the head 141 of threaded rod 14 being connect with fusion device 2
External screw thread is provided with threaded hole 22 on fusion device 2 and is threadedly engaged with head 141, and the other end of threaded rod 14 stretches out end arms 12 simultaneously
Be provided with knob 142, when fusion device 2 implantation in place, by rotate knob 142 can make threaded rod 14 move along a straight line, be detached from fusion
Device 2.
Fusion device 2 is square frame structure, and screw hole 21 is provided on fusion device 2, and screw hole 21 is upper through fusion device 2
Surface and lower surface, when fusion device 2, which is implanted device 1, to be clamped, the axis of screw hole 21 and the axis collinear of pilot hole 111,
So facilitate drill bit to pass through screw hole 21 to drill, also facilitate in 4 pedicle screw hole 21 of fixing piece.It is also set up on fusion device 2
There is the threaded hole 22 cooperated with head 141, threaded hole 22 is arranged on the shorter side of fusion device 2 in the present embodiment.Fusion
Bone grafting window 23 is additionally provided in device 2, for accommodating autologous bone, allograph bone or artificial bone, the number of bone grafting window 23 in the present embodiment
It is two.Further, anti-skid structure is provided in the upper and lower surfaces of fusion device, it is preferable that anti-skid structure is anti-skidding
Tooth is distributed with anti-slop serrations in the upper and lower surfaces of fusion device, makes fusion device fixing-stable, achieve the purpose that fusion.Fusion
Side fusion hole is provided on the side wall of device, it is preferable that side merge hole be it is multiple, the fusion pore size distributions of multiple sides are in fusion device
Long side side wall on, facilitate and realize multi-direction fusion.
Guidance set 3 includes fixed guide 31 and drilling guide 32, and fixed guide 31 and drilling guide 32 are equal
For hollow tubular, fixed guide 31 is located in pilot hole 111 and can be axially moved along pilot hole 111, and drilling guide 32 can
It extend into the inside of fixed guide 31.Specifically, fixed guide 31 includes fixed guide pipe 311, fixed guide pipe 311
It is the first conical nose 312 close to one end of clamped fusion device 2, the other end of fixed guide pipe 311 is provided with first-hand
Portion 313 is held, the outer diameter of the first hand-held part 313 is greater than the outer diameter of fixed guide pipe 311, facilitates grasping.Drilling guide 32 includes
Drill guide pipe 321, and one end close to clamped fusion device 2 of drilling guide pipe 321 is the second conical nose 322, drilling
The other end of guide pipe 321 is provided with the second hand-held part 323, and the outer diameter of the second hand-held part 323 is greater than the outer of drilling guide pipe 321
Diameter facilitates operation.When drilling guide 32 is placed in fixed guide 31, the second conical nose 322 at least partly stretches out
First conical nose 312, the second hand-held part 323 is compressible on the first hand-held part 313, as shown in Figure 1.When fixed guide 31
In pilot hole 111, when drilling guide 32 is extend into fixed guide 31, the axis of fixed guide 31, drilling are led
To the axis of part 32 and the axis collinear of pilot hole 111, in this way, being bored when needing the screw hole 21 on fusion device 2 to drill
Head protrudes into drilling guide 32 and protrudes into human body along drilling guide 32, can be directly through screw hole 21 on rumpbone and ilium
Drilling；After drilling, by external tool (such as upper nail spanner etc.) connection fixture 4, under 31 guiding role of fixed guide,
External tool drives fixing piece 4 along the drilled hole pedicle screw hole 21 of drill bit.
In order to reinforce fixing, sacroiliac fusion system further includes extension 5, and the convenient implantation auxiliary near fusion device 2 is solid
Determine part 6, reinforces the fixation to fusion device 2 and articulatio sacroiliaca.One end of extension 5 and implanted device 1 are equipped with pilot hole 111
One end connection, the other end of extension 5 are provided with extension pilot hole 51, and fixed guide 31 can be detached from pilot hole 111, be placed
Into extension pilot hole 51, external tool (such as upper nail spanner etc.) connection auxiliary fixing member 6 is oriented in fixed guide 31 and makees
Under, external tool drives the implantation of auxiliary fixing member 6 into the human body.By the way that extension 5 is arranged, so that the axis of extension pilot hole 51
Line deviates the axis of pilot hole 111, and the size of extension 5 is further rationally arranged, auxiliary fixing member 6 can be implanted in fusion device
Near 2.Preferably, extension 5 is detachably connected with implanted device 1, under one end that extension 5 is connect with implanted device 1
End face protrusion is equipped with guide post 52, and guide post 52 can be with 111 clearance fit of pilot hole, the i.e. plant if you need to carry out auxiliary fixing member 6
Enter, then will be taken out in 3 self- steering hole 111 of guidance set, the guide post 52 on extension 5 is inserted into pilot hole 111, then will be led
It is inserted into extension pilot hole 51 to component 3, the implantation of auxiliary fixing member 6 can be carried out.
Further, fixing piece 4 and auxiliary fixing member 6 are optional but be not limited to screw.Fixing piece 4 and auxiliary fixing member 6
The one end connecting with external tool is provided with connecting interface, such as quincunx interface etc..
The present embodiment additionally provides a kind of application method of sacroiliac fusion system, using above-mentioned sacroiliac fusion system, including
Following steps:
S1, remove articulatio sacroiliaca articular surface on cartilage；
S2, fusion device 2 is filled into the gap for eliminating cartilage using implanted device 1；
S3, drill bit pass through screw hole 111 under the action of drilling guide 32 and drill on rumpbone and ilium；
S4, fixing piece 4 is implanted into screw hole 21 along drilled hole by fixed guide 31.
The object that the helps such as autologous bone, allograph bone or artificial bone are merged can be filled in step S2, in the bone grafting window 23 of fusion device 2
Matter, fusion device 2 are located on two clamping ends of clamping piece 13,141 spiral shell of head of the threaded hole 22 on fusion device 2 and threaded rod 14
Line connection is implanted into the human body from rear position by fusion device.
In step S3, fixed guide 31 need to be inserted into pilot hole 111, and drilling guide 32 is inserted into fixed guide 31
It is interior, and the second hand-held part 323 of drilling guide 32 is pressed on the first hand-held part 313, drill bit by drilling guide 32 from
Side drills.
In step S4, drilling guide 32 is taken out, only retains fixed guide 31 in pilot hole 111, in fixed guide
Under 31 guiding role of part, external tool (such as upper nail spanner) can drive fixing piece 4 to pass through fixed guide 31, along drilled hole
Out of, side implantation fusion device 2 screw hole 21.
Further, may also include step S5, fixed guide 31 is extended through extension pilot hole 51 on part 5, melting
The surrounding of clutch 2 is implanted into auxiliary fixing member 6.Specifically, the guidance set 3 in pilot hole 111 is taken out, it will be on extension 5
Guide post 52 is inserted into pilot hole 111, realizes the connection of extension 5 and implanted device 1；Then fixed guide 31 is placed in expansion
It opens up in pilot hole 51, under 31 guiding role of fixed guide, external tool (such as upper nail spanner) can drive auxiliary fixing member 6
Across fixed guide 31, auxiliary fixing member 6 is implanted near fusion device 2.
Embodiments of the present invention are explained in detail above in conjunction with attached drawing, but the present invention is not limited to above-mentioned implementations
Mode within the knowledge of a person skilled in the art can also be in the premise for not departing from spirit of the invention
Under make a variety of changes.
Claims (10)
1. a kind of sacroiliac fusion system characterized by comprising
Implanted device (1), one end of the implanted device (1) for clamping fusion device (2), the implanted device (1) it is another
End is provided with guidance set (3)；
Fusion device (2) is provided with screw hole (21) on the fusion device (2)；
Guidance set (3), the guidance set (3) includes fixed guide (31) and drilling guide (32), and drill bit is described
It passes through the screw hole (21) under the guiding role of drilling guide (32) to drill, fixing piece (4) is in fixed guide (31)
It is implanted under guiding role in the screw hole (21) of the fusion device (2).
2. a kind of sacroiliac fusion system according to claim 1, which is characterized in that one end of the implanted device (1) is set
It is equipped with clamping head (13), for the clamping head (13) for clamping fusion device (2), the other end of the implanted device (1) is provided with confession
The pilot hole (111) that guidance set (3) passes through, the axis of the pilot hole (111) and is clamped on the implanted device (1)
The axis collinear of the screw hole (21) of fusion device (2).
3. a kind of sacroiliac fusion system according to claim 2, which is characterized in that the implanted device (1) includes fixing
The implantation arm (11) and end arms (12) of connection, the end arms (12) extends straight and the hollow tubular of both ends open, the end
One end of the separate implantation arm (11) of arm (12) is connected with clamping head (13), threaded rod (14) pass through the end arms (12) with it is described
Fusion device (2) is threadedly coupled.
4. a kind of sacroiliac fusion system according to claim 2, which is characterized in that the fixed guide (31) is in hollow
Tubulose, the fixed guide (31) can be placed in the pilot hole (111) and can be axially moved along the pilot hole (111).
5. a kind of sacroiliac fusion system according to claim 4, which is characterized in that the fixed guide (31) includes solid
To determine guide pipe (311), the fixed guide pipe (311) is the first conical nose (312) close to the one end of the fusion device (2),
The other end of the fixed guide pipe (311) is provided with the first hand-held part (313).
6. a kind of sacroiliac fusion system according to claim 5, which is characterized in that the drilling guide (32) is in hollow
Tubulose, the drilling guide (32) can be placed in the fixed guide (31), and the axis of the fixed guide (31) bores
The axis of hole guide part (32) and the axis collinear of pilot hole (111).
7. a kind of sacroiliac fusion system according to claim 6, which is characterized in that the drilling guide (32) includes boring
Hole guide pipe (321), drilling guide pipe (321) are the second conical nose (322) close to the one end of the fusion device (2),
The other end of drilling guide pipe (321) is provided with the second hand-held part (323).
8. a kind of sacroiliac fusion system as described in claim 1, which is characterized in that further include extension (5), the extension
(5) it is connect with the implanted device (1), extension pilot hole (51), the fixed guide (31) is provided on the extension (5)
It is placed in the extension pilot hole (51), auxiliary fixing member (6) is implanted under the guiding role of fixed guide (31)
The surrounding of the fusion device (2).
9. a kind of application method of sacroiliac fusion system, which is characterized in that use the described in any item sacrums of the claims 1-8
Ilium emerging system, includes the following steps:
S1, remove articulatio sacroiliaca articular surface on cartilage；
S2, fusion device (2) is filled into the gap for eliminating cartilage using implanted device (1)；
S3, drill bit pass through screw hole (21) under the action of drilling guide (32) and drill on rumpbone and ilium；
S4, fixing piece (4) are implanted into screw hole (21) along drilled hole by fixed guide (31).
10. a kind of application method of sacroiliac fusion system according to claim 9, which is characterized in that further include step S5,
Fixed guide (31) is placed in the extension pilot hole (51) on extension (5) Nei, solid in the surrounding implantation auxiliary of fusion device (2)
Determine part (6).
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| US11154402B1 (en) | 2019-10-04 | 2021-10-26 | Pain TEQ, LLC | Instrumentation for fusing a sacroiliac joint |
| US11931053B2 (en) | 2022-08-04 | 2024-03-19 | PTL Opco, LLC | Single-use joint decorticator apparatus |
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