CN109044479A - Scroll saw guide device, spinal lamina cutting method and spinal nerve root anatomic method - Google Patents
Scroll saw guide device, spinal lamina cutting method and spinal nerve root anatomic method Download PDFInfo
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- CN109044479A CN109044479A CN201811020502.5A CN201811020502A CN109044479A CN 109044479 A CN109044479 A CN 109044479A CN 201811020502 A CN201811020502 A CN 201811020502A CN 109044479 A CN109044479 A CN 109044479A
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- 238000000034 method Methods 0.000 title claims abstract description 53
- 210000000273 spinal nerve root Anatomy 0.000 title claims abstract description 25
- 238000005520 cutting process Methods 0.000 title claims abstract description 11
- 238000002271 resection Methods 0.000 claims abstract description 14
- 210000003484 anatomy Anatomy 0.000 claims abstract description 9
- 239000010868 animal carcass Substances 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims abstract description 5
- 241001465754 Metazoa Species 0.000 claims description 18
- 108010048734 sclerotin Proteins 0.000 claims description 13
- 210000004749 ligamentum flavum Anatomy 0.000 claims description 11
- 210000001032 spinal nerve Anatomy 0.000 claims description 11
- 210000001364 upper extremity Anatomy 0.000 claims description 10
- 210000005036 nerve Anatomy 0.000 claims description 9
- 238000002474 experimental method Methods 0.000 claims description 7
- 210000004872 soft tissue Anatomy 0.000 claims description 7
- 230000002146 bilateral effect Effects 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 3
- 210000000278 spinal cord Anatomy 0.000 description 8
- 238000001356 surgical procedure Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 206010033675 panniculitis Diseases 0.000 description 5
- 210000004304 subcutaneous tissue Anatomy 0.000 description 5
- 238000012142 en-bloc resection Methods 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 210000001519 tissue Anatomy 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 241000272814 Anser sp. Species 0.000 description 2
- 206010061213 Iatrogenic injury Diseases 0.000 description 2
- 241000283984 Rodentia Species 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000002224 dissection Methods 0.000 description 2
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- 238000005242 forging Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 241001448725 Endorchis Species 0.000 description 1
- 206010033799 Paralysis Diseases 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 210000001951 dura mater Anatomy 0.000 description 1
- 230000004064 dysfunction Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 210000003414 extremity Anatomy 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 210000003041 ligament Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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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
- A61B17/14—Surgical saws ; Accessories therefor
- A61B17/15—Guides therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/14—Surgical saws ; Accessories therefor
- A61B17/149—Chain, wire or band saws
Abstract
The present patent application belongs to medical instruments field, it is related to a kind of scroll saw guide device, spinal lamina cutting method and spinal nerve root anatomic method, specifically, people, the spinal lamina resection of animal carcass and/or people, animal carcass anatomy of spine art are used for using the scroll saw guide device.At least partly region of the scroll saw guide device is configured to L-type hard metal bar, including first end, bar main body and the second end, in which: first end and the second end are independently fixedly connected with the bar main body respectively；The first end is arranged to be suitable for the rod-shaped or non-rod-shaped structure that hand is grasped and operated；The second end is construed as including the hook-shaped rod structure of integral type of curved rod and tip, is additionally provided with gap at tip, with fixed one end for being guided scroll saw.The scroll saw guide device simple structure, assembling are easy and easy to operate, not only operator's physical labor intensity can be made to greatly reduce, and also achieve efficient, nondestructively whole excision vertebral plate operation.
Description
Technical field
The present patent application belongs to medical instruments field, is related to a kind of scroll saw guide device, using the scroll saw guide device pair
Human or animal's corpse carries out the method for spinal lamina excision and the ridge mind using the scroll saw guide device to human or animal's corpse
Anatomic method is carried out through root.In particular it relates to it is a kind of for spinal lamina resection or dissect art scroll saw guide device.
Background technique
In clinical practice, spinal surgery is one of highest operation of difficulty maximum, risk in bone surgery.Its high wind
Danger is mainly reflected in the outer membrane endorchis of intraspinal spinal cord and surrounding spinal nerve root and spinal cord any place because of operation
If misoperation reason is impaired, then easily cause patient limb paralysis and two just dysfunctions.In many potential initiation doctor sources
Property the damage of spinal cord spinal nerve root the reason of in, spinal nerve root variation is often due to being difficult to find " falling into for referred to as spinal surgery
Trap ".If clinician fails to find that spinal nerve root makes a variation in time before surgery or in operation, it is most likely that in surgical procedure
In lead to iatrogenic injury, to cause catastrophic consequence.However, the situation about detection spinal nerve root, current various shadows
It makes a variation to patient with operation with the presence or absence of spinal nerve root as Examined effect is also unable to judge accurately.Therefore, in order to find to perform the operation early
Patient's Nerve root anomaly that may be present, clinic study personnel need to carry out to further investigate human body ridge mind by anatomy experiment
It makes a variation situation through root.
In the variation case study of human body spinal nerve root, conventional anatomic method includes excision skin, subcutaneous tissue and ridge
Muscle by column, then, excision surround the backbone sclerotin (mainly vertebral plate sclerotin) of spinal cord periphery, completely to manifest ridge mind
Through.In this process, how to appear spinal cord quickly and intact and spinal nerve root is human body spinal nerve variation research work
The key technology and primary condition of work.
Existing technical solution usually progresses into intraspinal tube until appearing spinal nerve from the circumscribed deossification of canalis spinalis.The operation
Process is usually completed by using gun shape rongeur or goose saw.But vertebral plate is cut off using gun shape rongeur, for general real
The person of testing can expend 1-2 days completion human spine vertebrae plate resections, not only arduously, low efficiency, the operator of long-time service also has very much
Tenovaginitis of flexor digitorum may thus be caused, be highly detrimental to the development of a large amount of anatomy experiment research projects.And it is cut using goose saw
Except vertebral plate, risk is even more to lead to intraspinal tube ridge it is clear that since running at high speed for saw blade easily causes vertebrae plate resection too deep
Marrow and spinal nerve are damaged, and are directly cut off it could even be possible to there is nerve root by saw blade, to make the failure of an experiment.
In short, in the variation research work of existing human body spinal nerve root, can by tool convenience it is limited, physical strength labor
Fatigue resistance is big, low efficiency, cannot efficiently, nondestructively cut off vertebral plate, to find, detect spinal nerve root variation, realization maximum journey
Avoid to degree " trap " the bring risk and slight illness in this clinical spinal surgery.Therefore, the office of prior art means
The sex-limited progress for affecting the direction.
In view of above-mentioned deficiencies of the prior art, present inventor is intended to provide a kind of simple structure, assembling is easy and
Easy-operating scroll saw guide device passes through the epidural space of vertebral plate veutro by device guidance scroll saw, makes scroll saw from vertebral plate
Lower edge, around side vertebral plate, is ready for cutting vertebral plate to upper limb, vertebral plate is then cut off from inside to outside, to help more to pacify
Spinal lamina resection or dissection art are carried out entirely.In addition, combining conventional scroll saw, backbone vertebra is carried out using the scroll saw guide device
Plate excision operation, present inventor also innovatively provide a kind of anatomic method of highly-safe spinal lamina excision,
It is used in the case where canalis spinalis sclerotin does not carry out any excision, quickly whole excision spinal lamina may be implemented, and do not damage
Dura mater, spinal cord and spinal nerve, to farthest avoid iatrogenic injury.
Summary of the invention
In view of the shortcomings of the prior art with medical development demand, on the one hand, the present patent application provides a kind of scroll saw
Guide device, for people, the spinal lamina resection of animal carcass and/or people, animal carcass anatomy of spine art, the scroll saw draws
At least partly region for leading device is configured to L-type hard metal bar, including first end, bar main body and the second end, institute
It states first end and the second end to be independently fixedly connected with the bar main body respectively, wherein the first end is arranged to
The rod-shaped or non-rod-shaped structure for grasping and operating suitable for hand；The second end is construed as including the one of curved rod and tip
The hook-shaped rod structure of body formula, wherein the tip includes gap, with fixed one end for being guided scroll saw.
Specifically, the connection type of the first end and the second end and the bar main body includes detachable or can not
It is detachably fixed connection.
The non-dismountable formula connection can select welding procedure to realize；Or it is existing using cutting, extruding or die forging etc.
Either type achieves a fixed connection in technological means.Selectively, the first end, the second end and the bar main body
It is configured to integral structure.Selectively, the second end and the bar main body are configured to L-type.
When using it is described it is detachable be fixedly connected with formula, the first end, bar main body and the second end can be processed
At the different length or model accessory with the same connector to match, it is arbitrarily made with the scroll saw guidance dress of different model
It sets, to be suitable for the operation without operation or anatomy experiment.
Specifically, the bar main body and the curved rod of the second end may be constructed such that cross section for it is round,
The solid core metallic rod of ellipse, concave or V-type, and the outer profile of the bar main body and the curved rod of the second end
Surface texturisation is smooth, operates to avoid dissection and damages its hetero-organization.More specifically, the cross section can choose diameter R is
The concave or V-type metallic rod of the round or long 3mm-6mm of 3mm-6mm, width 0.5-2mm.
Preferably, the bar main body and the curved rod of the second end can select round or flat ellipse,
Wherein, the bar main body and the curved rod further include V-type inside groove, to limit the scroll saw being guided.
Preferably, selecting cross section when the bar main body and the curved rod of the second end is round or flat ellipse
When shape metallic rod, the scroll saw guide device can also include one or more clips, to limit the sawtooth side for being guided scroll saw
To.Wherein, one or more of clips are installed in any position of the bar main body and/or the second end, so that by drawing
The sawtooth direction of conducting wire saw is consistent, avoids scroll saw, especially, avoid the different zones of flexible scroll saw be guided through human body or
Repeatedly torsion occurs between animal body tissue or tissue when gap or turns round strength.Specifically, the yoke configurations are configurable to include bottom
The integral type hatch frame in portion and card, with for appropriateness limit scroll saw wherein, the bottom be adapted to fit over the bar main body or
Most of region of the cross section periphery of the curved rod of the second end, the card are two symmetrically arranged.
The tip is cone.
The gap is narrow long gap, and the opening of the gap is towards the tip.
The curved rod arc of the second end is arranged to 1/8-3/8 circle or arc.
More specifically, the arc shaped hook is about 3/8 arc in a kind of embodiment of the scroll saw guide device
Hook, at the tip 3mm be arranged gap, can the opening position tangle scroll saw side hook.
On the other hand, human or animal's corpse is carried out using any of the above-described scroll saw guide device present invention also provides a kind of
The method of spinal lamina excision, the described method comprises the following steps:
S1, the hook of scroll saw one end is removably covered on the gap of guide device head end；
S2, hand-held guide device first end make vertebral plate lower edge outside the tip alignment canalis spinalis of the second end across yellow tough
Band enters epidural space, and the tip of the guide device is made to be close to vertebral plate veutro (intraspinal tube) sclerotin to vertebral plate with scroll saw
Dorsal border (outside canalis spinalis) longitudinal movement；
S3, after the tip of the guide device the second end is pierced by ligamentum flavum from vertebral plate upper limb, adjust the guidance and fill
The gap direction set, to remove the scroll saw hook from the opening position；
S4, scroll saw hook is clamped, in a part for pulling scroll saw of taking advantage of a situation；
S5, continue to pull from the both ends of scroll saw, make scroll saw ring set vertebral plate；And
S6, it cuts vertebral plate from inside to outside using scroll saw, then cuts other side vertebral plate, be lifted up spinous process, cutting is attached to
Soft tissue around vertebral plate, can be completed vertebrae plate resection.
Specifically, the method is further comprising the steps of before implementing S1: S0: human or animal's corpse prostrate is put,
Skin is cut from rear center position, removes and retract or cut off the skin of back erector spinae both side edges along subcutaneous tissue, and
The erector spinae of en bloc resection spinous process two sides, appears backbone sclerotin.
The step S3 further includes that appropriate power is downwardly applied to the guide device, be allowed to be detached from scroll saw it is certain away from
From extracting the guide device out.
In the step S4, the scroll saw is clamped using curved forceps and is linked up with.
In the step S5, by scroll saw ring set side vertebral plate, and side vertebral plate is cut from inside to outside using scroll saw.It repeats
Step S1-S4 is executed, it is whole to cut other side vertebral plate, to realize whole excision two sides vertebral plate.
In another aspect, present invention also provides a kind of using any of the above-described scroll saw guide device to the ridge of human or animal's corpse
The anatomic method of nerve root, the described method comprises the following steps for the variation case study of human body spinal nerve:
S1, the hook of scroll saw one end is removably covered on the gap of guide device head end；
Vertebral plate lower edge outside the tip alignment canalis spinalis of the second end is passed through ligamentum flavum by S2, hand-held guide device first end
Into epidural space, and so that the tip of the guide device is close to vertebral plate veutro (intraspinal tube) sclerotin with scroll saw and carried on the back to vertebral plate
Lateral margin (outside canalis spinalis) longitudinal movement；
S3, after the tip of the guide device the second end is pierced by ligamentum flavum from vertebral plate upper limb, adjust the guidance and fill
The gap direction set, to remove the scroll saw hook from the opening position；
S4, scroll saw hook is clamped, in a part for pulling scroll saw of taking advantage of a situation；
S5, continue to pull from the both ends of scroll saw, make scroll saw ring set vertebral plate；
S6, side vertebral plate is cut from inside to outside using scroll saw；Step S1-S6 is repeated, other side vertebral plate is cut, to
On lift spinous process, cutting is attached to the soft tissue around vertebral plate, and vertebrae plate resection can be completed；
S7, excision bilateral inferior articular process and isthmus, make to appear bilateral with segment nerve root；And
S8, check spinal nerve with the presence or absence of variation situation.
Further, the method further includes step S0 before implementing S1: human or animal's corpse prostrate being put, from rear
Center position cuts skin, along the skin and en bloc resection spinous process two of subcutaneous tissue excision back erector spinae both side edges
The erector spinae of side appears backbone sclerotin.
The step S3 further includes that appropriate power is downwardly applied to the guide device, be allowed to be detached from scroll saw it is certain away from
From extracting the guide device out.
In the step S4, the scroll saw is clamped using curved forceps and is linked up with.
In the step S5, by scroll saw ring set side vertebral plate, and side vertebral plate is cut from inside to outside using scroll saw.It repeats
Step S1-S4 is executed, it is whole to cut other side vertebral plate, it is lifted up spinous process, cutting is attached to the soft tissue around vertebral plate
Complete vertebrae plate resection.
The anatomic method of the spinal nerve root further includes step S9: repeating step S1-S8, dissects any segment or more
The spinal nerve root in stage, until all spinal nerve roots appear completely.
Beneficial effect
The present invention provides a kind of simple structure, easy and easy-operating scroll saw guide device is assembled, manufacturing cost is low, just
In Rapid Popularization and use.
In addition, being applied in the variation research work of existing human body spinal nerve or clinic is related to spinal lamina and cuts
Except art or experimental implementation can be such that operator's physical labor intensity greatly reduces, and it can be realized and efficiently, nondestructively cut off
Vertebral plate, to push progress, to find, detect spinal nerve root variation, realization farthest avoids this so-called clinic
" trap " bring risk and slight illness in spinal surgery.
More importantly scroll saw guide device provided by the present invention, is connected when using the detachable mode that is fixedly connected
When connecing first end, bar main body and the second end, it is only necessary to by the curved rod on first end, bar main body and the second end
One end is processed into the same type of connector to match, can be realized three components of different length or model at any time
It is arbitrarily made with the scroll saw guide device of different model, different radians everywhere, remembers vertebral plate to be suitable for unused human or animal
The operation of resection operation or anatomy experiment.
Detailed description of the invention
Fig. 1 is the structural schematic diagram in a kind of embodiment of scroll saw guide device described herein；
Fig. 2 is the structural representation of the guidance scroll saw in the another embodiment of scroll saw guide device described herein
Figure；
Fig. 3 is the transversal of bar main body in the another embodiment of scroll saw guide device described herein and curved rod
Face schematic diagram.
Wherein, in Fig. 1-3: 1, scroll saw guide device；2, scroll saw；3, first end；4, the second end；5, bar main body；41,
Curved rod；42, tip；43, gap；6, V-arrangement inside groove；
In Fig. 2: 100, spinal cord；101, nerve root；102, spinous process；103, epidural space；104, centrum；105, vertebral plate.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is only used for explaining the related present invention, rather than to any restriction of the invention.It also should be noted that
For ease of description, only the parts related to the present invention are shown in attached drawing.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the application can
To be combined with each other or replace.Especially in the explanation of some features, place is not described in detail should be understood as in the prior art often
Technological means is advised, can directly or the form of mapping mode combines the detailed component combinations of other explanations to use, and then realize this
Advantageous effect of the invention.
The present patent application provides a kind of scroll saw guide device, for people, animal carcass spinal lamina resection and/or
People, animal carcass anatomy of spine art, at least partly region of the scroll saw guide device are configured to L-type hard metal bar, packet
First end, bar main body and the second end are included, first end and the second end are independently fixedly connected with bar main body respectively,
In, first end is arranged to be suitable for the rod-shaped or non-rod-shaped structure that hand is grasped and operated；The second end is construed as including
Curved rod and the hook-shaped rod structure of the integral type at tip.
Fig. 1 is the structural schematic diagram of scroll saw guide device described herein.As shown in Figure 1, its packet of scroll saw guide device 1
First end 3, bar main body 5 and the second end 4 are included, first end 3 and the second end 4, which are separately fixed with bar main body 5, to be connected
It connects, wherein first end 3 is arranged to be suitable for hand grasping and operate rod-shaped or non-rod-shaped (for example, flake, ellipticity hand
Handle) structure；The second end 4 is construed as including the hook-shaped rod structure of integral type of curved rod 41 and tip 42.Specifically, tip
42 are additionally provided with gap 43 at one in distalmost end, to entangle and fix one end of scroll saw 2.The second end 4 is construed as including arc
The hook-shaped rod structure of the integral type at shape bar 41 and tip 42.
Specifically, the connection type of first end 3 and the second end 4 and bar main body 5 includes detachable or non-dismountable
Formula is fixedly connected.
The non-dismountable formula connection can select welding procedure to realize；Or using existing skills such as cutting, extruding or die forgings
Either type achieves a fixed connection in art means.Selectively, first end, the second end and bar main body are configured to integral type
Structure.Selectively, the second end and bar main body are configured to L-type.
When being fixedly connected with formula using detachable, first end 3, bar main body 5 and the second end 4 can be processed into has
The different length or model accessory of the same connector to match, are arbitrarily made with the scroll saw guide device 1 of different model, with suitable
For not having to the operation of operation or anatomy experiment.
The tip 42 of the second end 4 includes a gap 43, with fixed one end for being guided scroll saw.The arc of the second end
The arc of bar is arranged to 1/8-3/8 circle or arc.
Fig. 2 is the structural schematic diagram that scroll saw is guided in the another embodiment of scroll saw guide device described herein,
It can be clearly seen that gap 43 entangles the ring of 2 one end of scroll saw or hanging buckle from vertebral plate upper limb is pierced by ligamentum flavum.In addition, for clear exhibition
Show the guide device 1 and scroll saw 2 in the vertebrae plate resection method of human or animal's corpse described herein and the solution of spinal nerve root
Method is cutd open, spinal cord 100, nerve root 101, spinous process 102, epidural space 103, centrum 104, vertebra are clearly labelled in Fig. 2
The relative position of plate 105.
The cross section of bar main body and curved rod in the another embodiment of Fig. 3 scroll saw guide device described herein
Schematic diagram.Preferably, bar main body 5 and the curved rod of the second end 4 41 can choose cross section as round or flat elliptical solid core
Metallic rod, wherein in the device bar main body 5 and curved rod 41 further include inside groove containing V-arrangement 6 metallic rod.
More specifically, in the other embodiment of herein described scroll saw guide device, bar main body 5 and the second end 4
The cross section of curved rod 41 can choose the circle that diameter R is 3mm-6mm, cross section is long 3mm-6mm, width 0.5-2mm it is recessed
Type or V-type metallic rod.
In another embodiment, herein described scroll saw guide device 1 can also include one or more clips,
In, one or more clips are installed in any position of bar main body 5 and/or the second end 4, so as to be guided the saw of scroll saw 2
Tooth direction is consistent, avoids scroll saw, especially, the different zones of flexible scroll saw is avoided to be guided through human body or animal body tissue
Or repeatedly torsion occurs when gap between tissue or turns round strength.Specifically, when bar main body 5 and the curved rod of the second end 4 41 select cross
When the metallic rod that section is round or oval, one or more clips can limit the sawtooth direction for being guided scroll saw 2.
More specifically, clip is configurable to include the integral type hatch frame of bottom and card, to limit line for appropriateness
It saws in wherein, bottom is adapted to fit over most of region of the cross section periphery of the curved rod of bar main body or the second end, and card is
Two symmetrically arranged.
In a kind of embodiment of the scroll saw guide device, arc shaped hook is the hook of about 3/8 arc, apart from tip 3mm
Place setting gap, can opening position tangle scroll saw 2 side hook.
The tip 42 is cone.Gap 43 is narrow long gap, and the opening of gap 43 is towards tip 42.
On the other hand, human or animal's corpse is carried out using any of the above-described scroll saw guide device present invention also provides a kind of
The method of spinal lamina excision comprising following steps:
S1, the hook of scroll saw one end is removably covered on the gap of guide device head end；
S2, hand-held guide device first end, by 102 lower edge of vertebral plate outside the tip alignment canalis spinalis of the second end, make across
Ligamentum flavum enters epidural space 103, and it is mobile to 102 upper limb of vertebral plate to be close to 102 veutro sclerotin of vertebral plate；
S3, after the tip of the guide device the second end is pierced by ligamentum flavum from 102 upper limb of vertebral plate, adjust the guide device
Gap direction, with from the opening position remove scroll saw hook；
S4, scroll saw hook is clamped, in a part for pulling scroll saw of taking advantage of a situation；
S5, continue to pull from the both ends of scroll saw, make scroll saw ring set vertebral plate 102；And
S6, vertebral plate 102 is cut off from bottom to top using scroll saw.
Specifically, this method is further comprising the steps of before implementing S1: S0: human or animal's corpse prostrate is put, from
Center position cuts skin afterwards, is removed and is retracted using electric knife along subcutaneous tissue, or the skin of excision back erector spinae both side edges
The erector spinae of 102 two sides of skin and en bloc resection spinous process, appears backbone sclerotin.
Step S3 further includes that appropriate power is downwardly applied to the guide device, is allowed to be detached from a certain distance with scroll saw, is taken out
The guide device out.
In step S4, scroll saw is clamped using curved forceps and is linked up with.
In step S5, by scroll saw ring set side vertebral plate 102, and side vertebral plate 102 is cut from inside to outside using scroll saw.
Step S1-S4 is repeated, it is whole to cut other side vertebral plate 102, it is lifted up spinous process 102, is cut using tool sharp knife etc.
The excision of vertebral plate 102 can be completed in the disconnected soft tissue being attached to around vertebral plate 102, to realize whole excision two sides vertebral plate 102.
In another aspect, present invention also provides a kind of using any of the above-described scroll saw guide device to the ridge of human or animal's corpse
The anatomic method of nerve root, the described method comprises the following steps for the variation case study of human body spinal nerve:
S1, the hook of scroll saw one end is removably covered on the gap of guide device head end；
102 lower edge of vertebral plate outside the tip alignment canalis spinalis of the second end is passed through Huang by S2, hand-held guide device first end
Ligament enters epidural space 103, and it is mobile to 102 upper limb of vertebral plate to be close to 102 veutro sclerotin of vertebral plate；
S3, after the tip of the guide device the second end is pierced by ligamentum flavum from 102 upper limb of vertebral plate, adjust the guide device
Gap direction, with from opening position remove scroll saw hook；
S4, scroll saw hook is clamped, in a part for pulling scroll saw of taking advantage of a situation；
S5, continue to pull from the both ends of scroll saw, make scroll saw ring set vertebral plate 102；
S6, side vertebral plate 102 is cut from inside to outside using scroll saw；Step S1-S6 is repeated, other side vertebral plate is cut
102；
S7, excision bilateral inferior articular process and isthmus, make to appear bilateral with segment nerve root 101；And
S8, check spinal nerve with the presence or absence of variation situation.
Further, this method is further comprising the steps of before implementing S1: S0, human or animal's corpse prostrate is put,
Skin is cut from rear center position, removes and retracts along subcutaneous tissue electricity, or the skin of excision back erector spinae both side edges, with
And the erector spinae of 102 two sides of en bloc resection spinous process, appear backbone sclerotin.
Step S3 further includes that appropriate power is downwardly applied to the guide device, is allowed to be detached from a certain distance with scroll saw, is taken out
The guide device out.
In step S4, scroll saw is clamped using curved forceps and is linked up with.
In step S5, by scroll saw ring set side vertebral plate 102, and side vertebral plate 102 is cut from inside to outside using scroll saw；Weight
Step S1-S4 is executed again, it is whole to cut other side vertebral plate 102, it is lifted up spinous process 102, is attached to vertebral plate using sharp knife cutting
The excision of vertebral plate 102 can be completed in soft tissue around 102.
The anatomic method of the spinal nerve root 101 further comprises the steps of: S9, repeats step S1-S8, dissect any segment or
Multistage spinal nerve root 101, until all spinal nerves 101 appear completely.
It prepares scroll saw guide device described herein or its component materials is selected from all and is suitble to medical and sterilizing appoint
Meaning metal, alloy or high molecular material, according to application scenarios difference, hardness is suitable for the hard degree of device.
Above description is only the better embodiment of the application and the explanation to institute's application technology principle.Art technology
Personnel should be appreciated that invention scope involved in the application, however it is not limited to skill made of the specific combination of above-mentioned technical characteristic
Art scheme, while should also cover in the case where not departing from the application design, it is carried out by above-mentioned technical characteristic or its equivalent feature
Any combination and the other technical solutions formed；And without prejudice to the design of spirit of that invention, to the present invention certain
Any equivalent replacement of one component or component, modification or combination are within that scope of the present invention.
Claims (15)
1. a kind of scroll saw guide device, for people, the spinal lamina resection of animal carcass and/or people, animal carcass backbone solution
Cut open art, which is characterized in that at least partly region of the scroll saw guide device is configured to L-type hard metal bar, including
One end, bar main body and the second end, in which:
The first end and the second end are independently fixedly connected with the bar main body respectively；
The first end is arranged to be suitable for the rod-shaped or non-rod-shaped structure that hand is grasped and operated；
The second end is construed as including the hook-shaped rod structure of integral type of curved rod and tip, wherein the tip is also set up
There is gap, with fixed one end for being guided scroll saw.
2. scroll saw guide device according to claim 1, which is characterized in that the first end, the second end and
The bar main body is configured to integral structure.
3. scroll saw guide device according to claim 1, which is characterized in that the second end and the bar main body are by structure
Make the integral structure for L-type.
4. scroll saw guide device according to claim 1, which is characterized in that the first end and the second end with it is described
The connection type of bar main body includes that detachable or non-dismountable formula is fixedly connected.
5. scroll saw guide device according to claim 1, which is characterized in that detachable be fixedly connected when using described
Formula, the first end, bar main body and the second end are processed into the different length of same class connector to match or
Model accessory, to be combined into the scroll saw guide device of different model, suitable for not having to the operation of operation or anatomy experiment.
6. scroll saw guide device according to claim 1, which is characterized in that the arc of the curved rod of the second end
Shape is arranged to 1/8-3/8 circle or arc.
7. scroll saw guide device according to claim 1, which is characterized in that the institute of the bar main body and the second end
Stating curved rod may be constructed such that cross section for round, ellipse, concave or V-type solid core metallic rod.
8. scroll saw guide device according to claim 7, which is characterized in that the institute of the bar main body and the second end
The cross section of curved rod is stated as round or flat ellipse, also, the cross section also includes V-type inside groove.
9. scroll saw guide device according to claim 7, which is characterized in that the bar main body and the curved rod select cross
The circle or cross section that section is diameter R3mm-6mm be long 3mm-6mm, the concave or V-type metallic rod of width 0.5-2mm.
10. scroll saw guide device according to claim 1, which is characterized in that the tip is cone.
11. scroll saw guide device according to claim 1, which is characterized in that the arc shaped hook is about 3/8 arc
Hook, at the tip 3mm be arranged gap, can the opening position tangle scroll saw side hook.
12. a kind of carry out backbone vertebra to human or animal's corpse using the scroll saw guide device of any of claims 1-11
The method of plate excision, which is characterized in that the described method comprises the following steps:
S1, the hook of scroll saw one end is removably covered on the gap of guide device head end；
S2, hand-held guide device first end, by vertebral plate lower edge outside the tip alignment canalis spinalis of the second end, make across ligamentum flavum into
Enter epidural space, and so that the tip of the guide device is close to vertebral plate veutro sclerotin with scroll saw and longitudinally moved to vertebral plate dorsal border
It is dynamic；
S3, after the tip of the guide device the second end is pierced by ligamentum flavum from vertebral plate upper limb, adjust the guide device
Gap direction, to remove the scroll saw hook from the opening position；
S4, scroll saw hook is clamped, in a part for pulling scroll saw of taking advantage of a situation；
S5, continue to pull from the both ends of scroll saw, make scroll saw ring set vertebral plate from inside to outside；And
S6, vertebral plate is cut off from inside to outside using scroll saw.
13. it is a kind of using the scroll saw guide device of any of claims 1-12 to the spinal nerve root of human or animal's corpse
The method dissected, which is characterized in that the described method comprises the following steps:
S1, the hook of scroll saw one end is removably covered on the gap of guide device head end；
S2, hand-held guide device first end, by vertebral plate lower edge outside the tip alignment canalis spinalis of the second end, make across ligamentum flavum into
Enter epidural space, and so that the tip of the guide device is close to vertebral plate veutro sclerotin with scroll saw and longitudinally moved to vertebral plate dorsal border
It is dynamic；
S3, after the tip of the guide device the second end is pierced by ligamentum flavum from vertebral plate upper limb, adjust the guide device
Gap direction, to remove the scroll saw hook from the opening position；
S4, scroll saw hook is clamped, then takes advantage of a situation and pulls a part of scroll saw；
S5, continue to pull respectively from scroll saw both ends, make scroll saw ring set vertebral plate；
S6, side vertebral plate is cut from inside to outside using scroll saw；Step S1-S6 is repeated, other side vertebral plate is cut, mentions upwards
Spinous process is played, sharp knife cutting is attached to the soft tissue around vertebral plate, vertebrae plate resection can be completed；
S7, excision bilateral inferior articular process and isthmus, make to appear bilateral with segment nerve root；And
S8, check spinal nerve with the presence or absence of variation situation.
14. the method that the spinal nerve root according to claim 13 to human or animal's corpse is dissected, which is characterized in that
By scroll saw ring set side vertebral plate, and cut side vertebral plate from inside to outside using scroll saw；Step S1-S4 is repeated, is integrally cut
Other side vertebral plate is opened, spinous process is lifted up, then cuts off the soft tissue being attached to around vertebral plate, to realize whole excision two sides vertebra
Plate.
15. the method that the spinal nerve root according to claim 13 to human or animal's corpse is dissected, which is characterized in that
The anatomic method of the spinal nerve root further includes step S9: repeating step S1-S8, dissects the vertebra of any segment or multi-segmental
Plate, until all spinal nerve roots appear completely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811020502.5A CN109044479A (en) | 2018-09-03 | 2018-09-03 | Scroll saw guide device, spinal lamina cutting method and spinal nerve root anatomic method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811020502.5A CN109044479A (en) | 2018-09-03 | 2018-09-03 | Scroll saw guide device, spinal lamina cutting method and spinal nerve root anatomic method |
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| Publication Number | Publication Date |
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| CN109044479A true CN109044479A (en) | 2018-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811020502.5A Pending CN109044479A (en) | 2018-09-03 | 2018-09-03 | Scroll saw guide device, spinal lamina cutting method and spinal nerve root anatomic method |
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| CN (1) | CN109044479A (en) |
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| US20160008007A1 (en) * | 2012-07-17 | 2016-01-14 | Truminim, LLC | Percutaneous system and methods for enhanced epidural access for spine surgery |
| CN206080583U (en) * | 2016-05-26 | 2017-04-12 | 贾育松 | Pulling hook device of lumbar vertebrae wicresoft |
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| SU1741785A1 (en) * | 1990-06-04 | 1992-06-23 | Ташкентский государственный медицинский институт | Thread saw guide |
| CN101420915A (en) * | 2006-02-08 | 2009-04-29 | G·林·拉斯姆森 | Guide assembly for guiding cuts to a femur and tibia during a knee arthroplasty |
| CN201019797Y (en) * | 2007-03-05 | 2008-02-13 | 辛振学 | Wire saw guide |
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