CN106510775A - Working routeway setting tool applied to intervertebral disc surgery - Google Patents
Working routeway setting tool applied to intervertebral disc surgery Download PDFInfo
- Publication number
- CN106510775A CN106510775A CN201610970962.9A CN201610970962A CN106510775A CN 106510775 A CN106510775 A CN 106510775A CN 201610970962 A CN201610970962 A CN 201610970962A CN 106510775 A CN106510775 A CN 106510775A
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- China
- Prior art keywords
- intervertebral disc
- service aisle
- platform
- setting device
- guide rail
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3415—Trocars; Puncturing needles for introducing tubes or catheters, e.g. gastrostomy tubes, drain catheters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00238—Type of minimally invasive operation
- A61B2017/00261—Discectomy
Abstract
The invention provides a working routeway setting tool applied to an intervertebral disc surgery. The working routeway setting tool applied to the intervertebral disc surgery comprises a guide rail base, a needle type guide rail and a hole expanding column; the guide rail base comprises a top platform, a bottom annular platform, fixing pipes and sleeves, wherein the fixing pipes are connected between the top platform and the bottom annular platform; each fixing pipe is sleeved with the corresponding sleeve; the top platform has two ends; the quantity of the fixing pipes is 2; the lower portion of each end of the top platform is connected with one fixing pipe; each sleeve can move along the length direction of the corresponding fixing pipe; the needle type guide rail is connected to the top platform, is positioned between the two fixing pipes and penetrates through a through hole; the hole expanding column comprises a pipe body and an outer pipe, wherein the pipe body is sleeved with the outer pipe; and the pipe body can movably sleeve the needle type guide rail. By adopting the working routeway provided by the invention, only a wound which is smaller than 10 mm in size is formed at the skin surface, and the wound can be sutured by one stitch only and can be covered by just a woundplast.
Description
Technical field
The present invention relates to medical instruments field, and in particular to a kind of arrival diseased region in for intervertebral disc operation it is little
The setting device of diameter work passage, i.e., the service aisle setting device in a kind of intervertebral disc operation.
Background technology
In spinal operation, with the deep and ancillary technique such as Intervertebral disc fusion technology to spinal column pathological study not
Disconnected progress, the excision of intervertebral disc soft tissue, the cleaning formation of regular interbody space are adapted to as far as possible completely with bone grafting fusion cage
Ideal space, increasingly become a highly important link of successful surgery.
But due to the special position residing for intervertebral disc, human body it is most deep position and the surrounding which is embedded completely
Barrier, just like one without the room that door is windowless, surrounding is completely closed." ceiling " and " floor " is all hard hone lamella, its
The major axis of orientation insertion body, and no entrance at all, even artificial attempt to dig entrance, do not have " construction " at all yet
" scope of operation ", 360 ° of surrounding are tightly wrapped up by thick " fibrous ring ", are just looked like the leather that multiple-layer stacked gets up, and are located at body
" axle center " at the center of long axis of body, actually human bearing's axle, and the space in which is filled up by " vertebral pulp " tissue completely.
Vertebral pulp (Nucleus pulposus) is the agglomerate of whippy semi-liquid-like, just like gelatin, possesses special
" creep properties " mucoid material, its composition 70～90% be moisture content, remainder：Dan Baiduotang proteoglycan PG
(proteoglycan) 65% is accounted for, collagen (collagen) accounts for 15～20%, and forms the viscous dense sample material agglomerate of half liquid
(semifluid mass of mucoid material), its special " creep properties " first appears as flexible elasticity.Institute
The position at place, is " gigantic ", carry from " ceiling " (the lower soleplate of upper bone vertebral body) stress (body weight and
The acceleration of gravity that eminence falls), compression after being absorbed has as a spring, then the release uniformly releived, by stress
It is delivered to " floor " (the upper soleplate of the next bone vertebral body)；Meanwhile, " vertebral pulp " tissue between each sections, is human body again
The maximum organ entirely without vascularity (avascular) of interior single volume, its nutrition and metabolism are by tight with which
Touch the tactile dispersion and permeability of soleplate up and down and obtain and complete.
Therefore, with advancing age, or under the undesirable element effect of other stress excessive loads, which will occur aging
Decline；Once and degeneration, be without image of Buddha part other tissue, as skin, muscle, repaired by regenerating.Therefore, when
After its function decay, intervertebral space is necessarily caused to become narrow, " ceiling " is close on " floor ", stress loses buffering and temporarily breathing,
And rigid direct transmission is gradually become, so as to cause a plain epidemy reason such as the unstability dislocation of vertebra section, hyperosteogeny, compressing spinal nervess
Change.
And effective solution, exactly the disc tissue of regression is removed as far as possible.At present, had using minimally invasive handss
Art carries out intervertebral disc operation, but, how in the case where Spinal Cord maincenter and peripheral nerve is lacked as far as possible, obtain accurate and effective
Service aisle be but a difficult problem, existing operation tool is difficult in the case of few Spinal Cord maincenter and peripheral nerve,
Accurately and effectively service aisle is provided.
In sum, there is problems with prior art：Existing operation tool is difficult to lacking in Spinal Cord as far as possible
In the case of pivot and peripheral nerve, there is provided accurately and effectively service aisle.
The content of the invention
The present invention provides the service aisle setting device in a kind of intervertebral disc operation, so that, in intervertebral disc operation, foundation can
Transmural through walls, wound are small, the accurate minor diameter service aisle for reaching diseased region.
For this purpose, the present invention proposes the service aisle setting device in a kind of intervertebral disc operation, the work in the intervertebral disc operation
Making passage setting device includes：
Track base, the track base include：Top platform, base circle platform, it is connected to the top platform and bottom
Fixing pipe and the sleeve being set in outside the fixing pipe between ring-shaped platform；
The top platform has two ends；
The number of the fixing pipe is two, and the top platform connects a fixing pipe under every one end respectively；
The sleeve can be moved along the length direction of the fixing pipe；
The centre of base circle platform has through hole；
Pin type guide rail, is connected on the top platform and is located between two fixing pipes and lead to through described
Hole；The pin type guide rail includes：Bar-shaped rail body and the first puncture portion for being connected to the bar-shaped rail body end portion；
Reaming post, including the body with hollow channel, the top of reaming post is connected with the pin type guide rail, the reaming
The bottom of post has the second puncture portion；The hollow channel includes：Positioned at reaming column bottom first passage and be connected to described
Second channel above first passage, the internal diameter of the first passage are less than the internal diameter of the second channel, the first passage
In the second puncture portion；
Outer tube with service aisle, is arranged and is connected to outside the body.
Further, the internal diameter of the outer tube is less than or equal to 10mm.
Further, the reaming post is threaded connection realization and can dismantle with the outer tube and is connected, and described second punctures
Stretch out the outer tube body in portion.
Further, the base circle platform is circular platform, and the through hole is circular hole body.
Further, the lateral wall of the outer tube is provided with the first scale groove.
Further, the top platform is shaped as T-shaped platform.
Further, the sleeve is provided with and for the sleeve to be positioned at the navigation button in the fixing pipe.
Further, the navigation button is Positioning screw, and the Positioning screw is threaded on the sleeve, and institute
State the vertical sleeve of Positioning screw.
Further, the fixing pipe is provided with the second scale groove.
Further, the top of reaming post has nut cover, and the inwall of the nut cover is connected with the pin type guide rail screw thread
Connect, the outer wall of the nut cover is connected with the external pipe thread, the external diameter of the nut cover is more than the bore body of the through hole.
The present invention first passes through pin type guide rail percutaneous skin point of puncture and enters internal, until intervertebral disc center fix,
Then reaming post is moved down along pin type guide rail, percutaneous skin is sent in vivo, after reaching appropriate depth, removes pin type guide rail, pipe
Body and track base, leave behind outer tube, that is, complete the foundation of service aisle, it is possible to implement operation.After all operation terminates, pull out
Service aisle, skin surface only leave the wound less than 10mm, at most one pin of suture, and adhesive bandage can be covered.
Description of the drawings
Fig. 1 be the present invention intervertebral disc operation in service aisle setting device integrally-built schematic diagram；
Fig. 2 be the present invention intervertebral disc operation in service aisle setting device integrally-built main structure diagram；
Fig. 3 is the dimensional structure diagram of the track base of the present invention；
Fig. 4 is the dimensional structure diagram of the outer tube of the present invention；
Fig. 5 is the main structure diagram of the outer tube of the present invention；
Fig. 6 is the dimensional structure diagram of the body of the present invention；
Fig. 7 is the main structure diagram of the body of the present invention；
Fig. 8 be the present invention intervertebral disc operation in service aisle setting device working state schematic representation, wherein, pin type is led
Rail has just been inserted in skin；
Fig. 9 be the present invention intervertebral disc operation in service aisle setting device working state schematic representation, wherein, track base
Prop up skin；
Figure 10 be the present invention intervertebral disc operation in service aisle setting device working state schematic representation, wherein, reaming
Post is inserted in skin；
Figure 11 be the present invention intervertebral disc operation in service aisle setting device working state schematic representation, wherein, outer tube
It is inserted in skin, track base and pin type guide rail are extracted；
Figure 12 is the mplifying structure schematic diagram at A in Fig. 7.
Drawing reference numeral explanation：
1 track base, 2 pin type guide rail (positioning guide rail pin) 3 reaming post, 4 skin
11 top platform, 12 base circle platform, 13 fixing pipe, 15 111 first puncture portion of sleeve, 120 through hole 151 is fixed
Position button
Outside 33 outer tube of body, 310 311 second puncture portion of hollow channel, 313 screw thread, 315 screw thread 330 of 31 reaming posts
3101 first passage of tube cavity (service aisle) 333 screw thread, 3102 second channel
Specific embodiment
In order to be more clearly understood to the technical characteristic of the present invention, purpose and effect, now control illustrates this
It is bright.
The present invention proposes the service aisle setting device in a kind of intervertebral disc operation, as depicted in figs. 1 and 2, the intervertebral disc
Service aisle setting device in operation includes：Track base 1, pin type guide rail 2, reaming post 3, and outer tube 33.
The track base 1 includes：Top platform 11, base circle platform 12, it is connected to the top platform and bottom part ring
Fixing pipe 13 between shape platform, and the sleeve 15 that is set in outside the fixing pipe；
The top platform 11 has two ends, plays support and interconnection function；
The number of the fixing pipe 13 is two, and the top platform connects a fixing pipe under 11 every one end respectively
13；
The sleeve 15 can be moved along the length direction of the fixing pipe 13；
The centre of base circle platform 12 has through hole 120；
Pin type guide rail 2 (also referred to as positioning guide rail pin or the adjustable positioning guide rail pin of quantization), is connected to the top platform
On 11 and between two fixing pipes 13 and pass through the through hole 120；The pin type guide rail includes：Bar-shaped rail body
(for cylinder) and the first puncture portion 111 in the bar-shaped rail body end portion is connected to, the first puncture portion 111 is taper, for piercing
Broken skin skin, is inserted in skin, is positioned；
Reaming post 3 (also referred to as hollow pair internal diameter lead-in reaming post), including the body 31 with hollow channel 310, expands
The top of hole post can be dismantled with the pin type guide rail 2 and is connected or be flexibly connected, and the bottom of the reaming post has the second puncture portion
311 (for taper), for puncturing skin, are inserted in skin；The internal diameter in the second puncture portion 311 is worn more than described first
The external diameter in thorn portion 111, the second puncture portion 311 are arranged on the bottom of body 31, therefore, as shown in Figure 6 and Figure 7, based on body 31
The tubulose that body portion is cylindrical tube, bottom is taper；
As shown in figures 7 and 12, the hollow channel 310 includes：Positioned at first passage 3101 and the company of reaming column bottom
The second channel 3102 being connected on above the first passage, the internal diameter of the first passage 3101 are less than the second channel 3102
Internal diameter, the first passage 3101 be located at the second puncture portion 311 in；The length of the first passage 3101 is less than described
The length of second channel 3102, body 31 is mobile to be set on the pin type guide rail 2；
Outer tube 33 with service aisle 330, is arranged and is connected to outside the reaming post 3, and service aisle 330 is outer tube
33 inner chamber.Stretch out the bottom of the outer tube in the second puncture portion 311；On the basis of positioning in skin in pin type guide rail 2, it is
The foundation of service aisle 330 provides early-stage preparations, creates outer tube 33 into the entrance of skin；Wherein, in order to be connected second
Puncture portion 311 and outer tube 33, the internal diameter of outer tube 33 are equal to or slightly greater than the external diameter of body 31, to reduce the resistance into skin；
Further, the bottom of outer tube 33 can carry out chamfered, to accomplish the connection that smoothly transits with 31 bottom of body.
Such as Fig. 8, Fig. 9, Figure 10 and Figure 11, the present invention first passes through 2 percutaneous skin point of puncture of pin type guide rail and enters internal, until vertebra
Intercalated disc center is simultaneously fixed, and then moves down reaming post 3 along pin type guide rail 2, and percutaneous skin 4 is sent in vivo, reaches and closes
After suitable depth, pin type guide rail, body and track base is removed, leaves behind outer tube 33, that is, complete the foundation of service aisle, it is possible to implement
Operation.After all operation terminates, pull out outer tube 33 and pull out service aisle, skin surface only leaves less wound.
Further, the internal diameter of the outer tube is less than or equal to 10mm.So, wound is less, at most one pin of suture, adhesive bandage
Can cover.
Further, the body 31 is connected for dismantling with the outer tube 33.Further, the top of body and outer tube
Top be threaded connection realization can dismantle connection.As shown in Figure 4, Figure 5, Figure 6 and Figure 7, the top of outer tube 33 has outer spiral shell
Stricture of vagina, i.e. screw thread 333.The top of body 31 has hollow threaded post, and threaded post has external screw thread, i.e. screw thread 315, can realize
With being threadedly coupled for track base or top platform 12, complete to be detachably connected.Hollow threaded post also has female thread, Neng Gouyu
Pin type guide rail 2 is threadedly coupled.
The top of body 31 also has nut cover (nut sleeve) 313, is set on screw thread 315, and nut cover (nut
Set) 313, it is bolt connection with screw thread 315.Additionally, nut cover (nut sleeve) 313 also with one circle female thread, with outer tube 33
Screw thread 333 coordinate, realize being detachably connected for body 31 and the outer tube 33.So, facilitate body 31 with the outer tube 33
Between be connected and dismantle, realize the connection between body 31 and the outer tube 33 or separate.Further, the nut
Cover 313 is threadedly coupled with the pin type guide rail, and the external diameter of the nut cover 313 is more than the bore or internal diameter of the through hole 120, bottom
Portion's ring-shaped platform 12 nut cover 313 is played the role of one it is spacing.
Further, such as Fig. 1, Fig. 4, Fig. 8 to Figure 11, the lateral wall of the outer tube 33 is provided with the first scale groove, unit
For mm, for observing the entrance depth of outer tube 33.
Further, the top platform 11 is shaped as T-shaped platform, to realize being vertically connected with and left and right connection.
Further, the maximum of sleeve 15 stretchs out the bottom or the first puncture portion 111 that length can exceed pin type guide rail 2,
To realize large range of adjustment surplus.Such as Fig. 3, the sleeve 15 are provided with and the sleeve are positioned in the fixing pipe
Navigation button 151, to facilitate in this positioning interior in a big way and adjustment movement.
Further, the navigation button 151 is Positioning screw, and the Positioning screw is threaded on the sleeve 15,
And the vertical sleeve of the Positioning screw is easy to adjust rapid.
Further, the fixing pipe is provided with the second scale groove, in units of mm, for observing inserting for pin type guide rail 2
Enter depth.
In the present invention, hollow pair of internal diameter lead-in reaming post, is that sharp tip is cylindric, and (Fig. 1, in 3,4,5,6,7 for tail end
Top) center is minor diameter stud, under connect major diameter nut cover, can be connected with adjustable positioning guide rail pin is quantified by bolt,
It is connected as a single entity with the outer tube being placed on outside which by nut cover again, reaming post is hollow insertion total length, penetrates guide rail pin, can be along its essence
The halt of true arrival needle point.
The reaming post 3 of the present invention is different from general hollow design, and its feature is " double diameters " (i.e. with first passage 3101
With second channel 3102), which act as both ensureing accurately to advance along guide rail pin track, and effectively weakens or eliminate interorbital contact
Distance and the frictional resistance that produces, in actual applications, this original design is effectively eliminated operator and is difficult to or even cannot
Resistance during propulsion reaming post is distinguished, is the resistance held from surrounding soft tissue on earth, or is rubbed from long track
Wiping resistance, and both superpositions, will inevitably enlarge the resistance of propulsion, and operator blindly can only be reinforced.And when neutral vertical
Track easily bends in the state of blindness is reinforced, and now, guide rail pin will be counter-bored post " holding ", and when the power held is big
In the resistance of surrounding soft tissue and when cannot be distinguished by, then produce contrary result, i.e., be not guide rail pin will reaming post import it is pre-
Fixed point, but reaming post pushes guide rail pin to deep, or even surmount secure border, stab other unrelated important organs and knot
Structure, leads to grave consequences.And double diameter designs of this state are directed to, this will be effectively eliminated dangerous.
In the present invention, pin type guide rail is first passed through under the guiding of C-arm x-ray fluoroscopy, percutaneous skin point of puncture enters internal, until
Intercentrum center, and the confirmation of Jing C-arms x-ray.Then the sleeve pipe 15 of bilateral is extended, front end (bottom) annulus (bottom
12) ring-shaped platform props up skin, will guide rail pin (pin type guide rail 2) it is fixed, and accurately read and enter depth, reaming post is worked
Passage zoarium (i.e. reaming post 3) is screwed off, edge from framework tail end (in Fig. 1, the bottom of the top of track base 1 or top platform 11)
Guide rail pin percutaneous skin is sent into internal.By the depth of measurement, reaming post 3 is sent to 18cm (180mm), i.e. precise and safety in place.Then
The body of positioning guide rail pin and reaming post in sleeve is removed, outer tube 33 is left, that is, is completed the foundation of service aisle, it is possible to implement handss
Art.After all operation terminates, outer tube 33 is pulled out, that is, pulls out service aisle, skin surface only leaves the wound less than 10mm, most
One pin of many sutures, adhesive bandage can be covered.
Installation course of the present invention is simple and direct, accurate, safe, only once operates, and the x-ray of minimum dose is thrown to shine (only needs an x-ray
Throw and shine).Compared with prior art, with clear and definite advantage.
Schematically specific embodiment of the invention is the foregoing is only, the scope of the present invention is not limited to.For this
Each ingredient of invention can be mutually combined under conditions of not conflicting, any those skilled in the art, without departing from this
On the premise of the design of invention and principle, done equivalent variations and modification, all should belong to the scope of protection of the invention.
Claims (10)
1. a kind of service aisle setting device in intervertebral disc operation, it is characterised in that the service aisle in the intervertebral disc operation
Setting device includes：
Track base, the track base include：Top platform, base circle platform, it is connected to the top platform and base circle
Fixing pipe and the sleeve being set in outside the fixing pipe between platform；
The top platform has two ends；
The number of the fixing pipe is two, and the top platform connects a fixing pipe under every one end respectively；
The sleeve can be moved along the length direction of the fixing pipe；
The centre of base circle platform has through hole；
Pin type guide rail, is connected on the top platform and is located between two fixing pipes and through the through hole；Institute
Stating pin type guide rail includes：Bar-shaped rail body and the first puncture portion for being connected to the bar-shaped rail body end portion；
Reaming post, including the body with hollow channel, the top of reaming post is connected with the pin type guide rail, the reaming post
Bottom has the second puncture portion；The hollow channel includes：Positioned at reaming column bottom first passage and be connected to described first
Second channel above passage, the internal diameter of the first passage are less than the internal diameter of the second channel, and the first passage is located at
In the second puncture portion；
Outer tube with service aisle, is arranged and is connected to outside the body.
2. the service aisle setting device in intervertebral disc operation as claimed in claim 1, it is characterised in that the internal diameter of the outer tube
Less than or equal to 10mm.
3. the service aisle setting device in intervertebral disc operation as claimed in claim 1, it is characterised in that the pipe of the reaming post
Body is threaded connection realization and can dismantle with the outer tube and is connected.
4. the service aisle setting device in intervertebral disc operation as claimed in claim 3, it is characterised in that the base circle is put down
Platform is circular platform, and the through hole is circular hole.
5. the service aisle setting device in intervertebral disc operation as claimed in claim 1, it is characterised in that the outside of the outer tube
Wall is provided with the first scale groove.
6. the service aisle setting device in intervertebral disc operation as claimed in claim 1, it is characterised in that the top platform
It is shaped as T-shaped platform.
7. the service aisle setting device in intervertebral disc operation as claimed in claim 1, it is characterised in that the sleeve is provided with
The sleeve is positioned at into the navigation button in the fixing pipe.
8. the service aisle setting device in intervertebral disc operation as claimed in claim 7, it is characterised in that the navigation button is fixed
Position screw, the Positioning screw are threaded on the sleeve, and the vertical sleeve of the Positioning screw.
9. the service aisle setting device in intervertebral disc operation as claimed in claim 1, it is characterised in that set in the fixing pipe
There is the second scale groove.
10. the service aisle setting device in intervertebral disc operation as claimed in claim 1, it is characterised in that the body of reaming post
Top there is nut cover, the inwall of the nut cover is threadedly coupled with the pin type guide rail, the outer wall of the nut cover and institute
External pipe thread connection is stated, the external diameter of the nut cover is more than the bore of the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610970962.9A CN106510775B (en) | 2016-10-28 | 2016-10-28 | Working channel placer in intervertebral disc operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610970962.9A CN106510775B (en) | 2016-10-28 | 2016-10-28 | Working channel placer in intervertebral disc operation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106510775A true CN106510775A (en) | 2017-03-22 |
| CN106510775B CN106510775B (en) | 2024-05-03 |
Family
ID=58326041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610970962.9A Active CN106510775B (en) | 2016-10-28 | 2016-10-28 | Working channel placer in intervertebral disc operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106510775B (en) |
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| EP1904142A2 (en) * | 2005-06-22 | 2008-04-02 | K2M, Inc. | Minimal incision maximal access mis spine instrumentation and method |
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