CN106108962A - The comprehensive drawing means for brain tissue of scalable - Google Patents
The comprehensive drawing means for brain tissue of scalable Download PDFInfo
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- CN106108962A CN106108962A CN201610624552.9A CN201610624552A CN106108962A CN 106108962 A CN106108962 A CN 106108962A CN 201610624552 A CN201610624552 A CN 201610624552A CN 106108962 A CN106108962 A CN 106108962A
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- spiral spring
- inner core
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- skeleton ring
- described spiral
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
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- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
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Abstract
The invention discloses a kind of comprehensive drawing means for brain tissue of scalable, including sleeve assembly and skeleton, sleeve assembly includes handle and inner core, inner core upper end open, lower end closed and hemispherical, lower end is provided with some small through hole, the inside of the through inner core of small through hole is with outside, handle is fixed on the outer surface of inner core upper end, skeleton includes skeleton ring and spiral spring, successional draw-in groove it is provided with on skeleton ring, the head end of spiral spring is fixed on skeleton ring, the end of spiral spring is in same one end with the head end of spiral spring, the end of spiral spring is active relative to skeleton ring, inner core inserts interior and inner core the lower end of spiral spring of skeleton and passes spiral spring, become big in the draw-in groove of the diverse location that the size of spiral spring snaps in skeleton ring along with the end of spiral spring or reduce, the surface attachment of spiral spring has layer of transparent elastic material.The present invention can freely regulate operation path and retract size, and energy 360 degree retracts, and brain tissue impairment is little.
Description
Technical field
The invention belongs to technical field of medical instruments, particularly relate to a kind of comprehensive drawing means for brain tissue of scalable.
Background technology
The foundation that traditional cerebral tissue retracts with operation path utilizes the dissection of cranium brain to tie mainly by brain spatula by staff
Structure, retracts cerebral tissue, relies primarily on professional skill and the experience of patient.And easily cause brain during retracting cerebral tissue
Blood vessel and neural damage, brain retraction injury is seen everywhere, and due to the creep characteristic of cerebral tissue after retracting, the passage expanded is easy
Contraction diminishes, and affects operation technique.Using brain spatula directly to retract the bigger bone window of needs to be operated, wound is big,
Easily infecting, patient is long for recovery time, brings the biggest painful and heavier financial burden to patient.And existing brain spatula is usual
For stainless steel substrates, lack flexibility, and hardness be higher, owing to during operation, it applies certain pressure to cerebral tissue, control improper very
Easily cause the diseases such as cerebral edema, brain contusion, cerebral infarction and cerebral hemorrhage, cause new damage to patient.
Disclosed in patent No. CN201520286994.8, a kind of antisitic defect brain spatula, including brain spatula plate body, plate body sets
Having scale mark and pressure transducer, plate body is coated with soft protective layer.Easily carry out cerebral surgery operation and need into
During row cerebral tissue tractive, after using brain spatula tractive cerebral tissue, doctor just can be according to scale mark thereon and pressure sensing
Device, is adjusted its insertion depth and tractive dynamics, is prevented effectively from and spends big and cause brain because inserting deep or traction force
Tissue injury.It addition, by covering one layer of soft antibiotic layer outside brain spatula plate body, can be prevented effectively from because of brain spatula material
The damage that cerebral tissue is caused really up to the mark.A kind of novel brain spatula of neurosurgery disclosed in patent No. CN201420620545.8,
Including pressing plate body, the position, front end of described pressing plate body arranges embedded air bag, described embedded air bag and pressure inductor
Contact, described pressure inductor is connected with induced signal lamp, minicell successively by wire, described pressure inductor, described
Minicell and described induced signal lamp are arranged at described pressing plate, and this is internal.It is by arranging at the position, front end of pressing plate body
Embedded air bag, described embedded air bag contacts with pressure inductor, described pressure inductor successively with induced signal lamp, miniature
Battery connects, it is achieved that brain spatula pressure is facilitated control；Embedded air bag contacts with human body brain, when medical personnel press
After, pressure inductor senses the pressure of embedded air bag, and after pressure exceedes safety value, induced signal lamp is and micro power
Connecting, now, induced signal lamp flashes, and prompting medical personnel note pressing excessive, and the flicker of induced signal lamp also allows for medical care
The observation of personnel.
The use of pressure transducer in above-mentioned patent, it is achieved that when brain spatula retracts cerebral tissue, brain spatula retract pressure
Adjustable, but when brain spatula retracts cerebral tissue, need to retract by multiple brain spatula, cause time-consuming and troublesome poeration, and can not 360
Degree retracts, and brain spatula may cause damage by cutting cerebral tissue.It addition, fix drawing means for brain tissue for existing size, it is not
Can freely regulate nicergoline road according to operation demand and retract size；Cause the initial nicergoline road must be big as retractor, necessarily make
Cerebral tissue is become to remove or retract excessive thus cause relatively macrolesion.
Summary of the invention
The purpose of the present invention is that and overcomes the deficiencies in the prior art, it is provided that one can freely regulate operation path and retract
Size, little to brain tissue impairment, and 360 degree retract, the comprehensive cerebral tissue of scalable not resulting in cerebral tissue cutting damage leads
Drive device.
To achieve these goals, the invention provides a kind of comprehensive drawing means for brain tissue of scalable, including sleeve group
Part and skeleton, described sleeve assembly includes handle and inner core, described inner core upper end open, lower end closed and hemispherical, described
The lower end of inner core is provided with some small through hole, and the inside of the through described inner core of described small through hole is with outside, and described handle is fixed on
The outer surface of described inner core upper end, described skeleton includes skeleton ring and spiral spring, and described skeleton ring is provided with successional card
Groove, the head end of described spiral spring is fixed on described skeleton ring, and the end of described spiral spring is in the head end of described spiral spring
Same one end, the end of described spiral spring is active relative to described skeleton ring, and described inner core inserts the spiral shell of described skeleton
In rotation spring and the lower end of described inner core passes described spiral spring, and the size of described spiral spring snaps in along with the end of described spiral spring
Becoming big in the described draw-in groove of the diverse location of described skeleton ring or reduce, the surface attachment of described spiral spring has transparent elastic material
The bed of material.
Further, the external diameter of described inner core is less than or equal to 2cm.
Further, the end of described spiral spring passes the head to described spiral spring from the threaded interior of described spiral spring
End, the head end of described spiral spring is fixed in the circle of described skeleton ring, and the end of described spiral spring leans against the circle of described skeleton ring
In, and the end of described spiral spring is active relative to described skeleton ring.
Further, a circumference part for described skeleton ring is in circular arc, and additionally part is in wave circular arc, described wave circular arc
On be successional described draw-in groove accordingly, the head end of described spiral spring is fixed on the circular arc portion of described skeleton ring, described spiral shell
In the described draw-in groove of the diverse location that the end of rotation spring snaps in described wave circular arc, the size of described spiral spring strains big or contracting mutually
Little.
Further, some described small through hole are distributed setting along the lower circumferential of described inner core.
The inner core of sleeve assembly of the present invention is placed in the spiral spring of skeleton, and the lower end of inner core passes spiral spring, the present invention
Preferably, being the most initially shaped as of spiral spring is cylindric, and the external diameter of inner core is less than or equal to 2cm, and interior cylinder size is little, i.e. spiral spring
During original state, size is little.When the present invention uses, clamp handle by clamping device, guided inner core and spiral shell by inner core lower end
Rotation spring leads together into cerebral tissue, and the original state that the present invention is in minimum dimension with spiral spring is led into cerebral tissue, to realize this
Bright it be in minimum state in size and lead and retract cerebral tissue into cerebral tissue is the most comprehensive, cerebral tissue is protected to greatest extent.Lead
After opening cerebral tissue, take out inner core, thus set up operation path.Now according to operation demand, the end of spiral spring is snapped in skeleton ring
Diverse location draw-in groove in, thus the size of free adjustable screw spring, thus freely regulate the size of operation path, it is to avoid existing
Some sizes fix drawing means for brain tissue, and it can not freely regulate nicergoline road according to operation demand and retract size；Cause initial brain
Passage must be big as retractor, necessarily causes cerebral tissue remove or retract excessive thus cause relatively macrolesion.It addition, this
The comprehensive drawing means for brain tissue of bright scalable is 360 degree and retracts, and does not results in cerebral tissue cutting damage, breaks away from existing brain spatula
When retracting cerebral tissue, need to retract by multiple brain spatula, cause time-consuming and troublesome poeration, cause cerebral tissue cutting damage simultaneously.
Being attached with layer of transparent elastic material on the spiral spring of the present invention, cerebral tissue will not be caused damage by layer of transparent elastic material
Wound, be effectively ensured in the end of spiral spring snaps in the diverse location draw-in groove of skeleton ring adjusting size with retract cerebral tissue will not
Cerebral tissue is caused damage.
The inner core lower end of the present invention is provided with some small through hole, when inner core together leads into cerebral tissue with spiral spring, and brain group
Knit interior cerebrospinal fluid and flow into inside inner core from small through hole, to ensure that intracranial pressure is stable.And existing retractor leads at cerebral tissue
When opening, retractor extruding cerebral tissue, causes increased intracranial pressure, causes craniocerebral injury, intracranial spaceoccupying lesion, cerebral hemorrhage etc. to ask
Topic.
The lower end of the inner core of the present invention is hemispherical, when inner core and spiral spring together lead into cerebral tissue, inner core rise lead into
Time guide effect, the lower end of inner core is hemispherical simultaneously, cerebral tissue will not be caused damage.
The present invention preferably, be made up of medical grade rustless steel or other metal materials by skeleton.Inner core is transparent by elasticity
The material such as medical grade rubber or latex is made, and inner core has the highest elasticity.
Compared with prior art, beneficial effects of the present invention: when retracting cerebral tissue, lead with scalable cerebral tissue of the present invention
Open after the minimum dimension state of device is led and retract, thus cerebral tissue is protected to greatest extent, and be 360 degree and retract, will not
Cause cerebral tissue cutting damage.According to operation demand, the end of spiral spring can be snapped in the draw-in groove of the diverse location of skeleton ring simultaneously
In, thus the size of free adjustable screw spring, thus freely regulate the size of operation path.It addition, the lower end of inner core is provided with
Some small through hole so that when inner core and skeleton together insert cerebral tissue, the cerebrospinal fluid in cerebral tissue flows into inner core from small through hole
Inside, to ensure that intracranial pressure is stable, breaks away from after existing retractor retracts cerebral tissue, craniocerebral injury that increased intracranial pressure brings, cranium
The problems such as interior occupying lesion, cerebral hemorrhage.And the lower end of inner core is hemispherical so that inner core and spiral spring together lead into cerebral tissue
Time, cerebral tissue will not be caused damage by inner core.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is the schematic three dimensional views of embodiment of the present invention skeleton.
Fig. 2 is the structural representation of embodiment of the present invention sleeve assembly
Above-mentioned reference:
1 skeleton ring, 2 spiral springs, 3 inner cores, 4 handles.
Detailed description of the invention
Below in conjunction with the accompanying drawings invention is further illustrated, but be not limited to the scope of the present invention.
Embodiment
As shown in Fig. 1～2, the comprehensive drawing means for brain tissue of a kind of scalable that the present invention provides, including sleeve assembly and
Skeleton, described sleeve assembly includes handle 4 and inner core 3, described inner core 3 upper end open, lower end closed and hemispherical, described in
The lower end of cylinder 3 is provided with some small through hole, and the inside of the through described inner core 3 of described small through hole is with outside, and described handle 4 is fixed on
The outer surface of described inner core 3 upper end, described skeleton includes skeleton ring 1 and spiral spring 2, described skeleton ring 1 is provided with seriality
Draw-in groove, the head end of described spiral spring 2 is fixed on described skeleton ring 1, the end of described spiral spring 2 and described spiral spring 2
Head end is in same one end, and the end of described spiral spring 2 is active relative to described skeleton ring 1, and described inner core 3 inserts institute
In stating the spiral spring 2 of skeleton and the lower end of described inner core 3 passes described spiral spring 2, and the size of described spiral spring 2 is along with described spiral shell
Become big or reduce, the table of described spiral spring 2 in the described draw-in groove of the diverse location that the end of rotation spring 2 snaps in described skeleton ring 1
Face is attached with layer of transparent elastic material.
The end of the described spiral spring 2 of the present invention passes the head to described spiral spring 2 from the threaded interior of described spiral spring 2
End, the head end of described spiral spring 2 is fixed in the circle of described skeleton ring 1, and the end of described spiral spring 2 leans against described skeleton ring 1
Circle in, and the end of described spiral spring 2 is active relative to described skeleton ring 1.
A circumference part for the described skeleton ring 1 of the present invention is in circular arc, and additionally part is in wave circular arc, described wave circular arc
On be successional described draw-in groove accordingly, the head end of described spiral spring 2 is fixed on the circular arc portion of described skeleton ring 1, described
In the described draw-in groove of the diverse location that the end of spiral spring 2 snaps in described wave circular arc, the size of described spiral spring 2 strains greatly mutually
Or reduce.
The inner core 3 of sleeve assembly of the present invention is placed in the spiral spring 2 of skeleton, and the lower end of inner core 3 passes spiral spring 2, this
Preferably, being the most initially shaped as of spiral spring 2 is cylindric in invention, and the external diameter of inner core 3 is less than or equal to 2cm, and inner core 3 size is little,
I.e. during spiral spring 2 original state, size is little.When the present invention uses, clamp handle 4 by clamping device, led by inner core 3 lower end
To being led by inner core 3 into cerebral tissue together with spiral spring 2, the original state that the present invention is in minimum dimension with spiral spring 2 is led into brain
Tissue, is in minimum state in size and leads and retract cerebral tissue into cerebral tissue again realizing the present invention so that brain cuts or retracts little,
Cerebral tissue is protected to greatest extent.After retracting cerebral tissue, take out inner core 3, thus set up operation path.Now according to operation
In the draw-in groove of the diverse location that the end of spiral spring 2 is snapped in skeleton ring 1 by demand, thus the size of free adjustable screw spring 2, from
And freely regulating the size of operation path, it is to avoid existing size fixes drawing means for brain tissue, and it can not according to operation demand certainly
Size is retracted by regulation nicergoline road；Cause the initial nicergoline road must be big as retractor, necessarily cause cerebral tissue remove or lead
Open excessive thus cause relatively macrolesion.Retract it addition, the comprehensive drawing means for brain tissue of the scalable of the present invention is 360 degree, will not
Cause cerebral tissue cutting damage, break away from existing brain spatula when retracting cerebral tissue, need to retract by multiple brain spatula, cause time-consuming and
Troublesome poeration, causes cerebral tissue cutting damage simultaneously.
It is attached with layer of transparent elastic material, it is preferable that the transparent elastic of attachment on spiral spring 2 on the spiral spring 2 of the present invention
Material layer is transparent high-elasticity material layer.Cerebral tissue will not be caused damage by layer of transparent elastic material, so that spiral spring 2 is effectively ensured
End snap in skeleton ring 1 diverse location draw-in groove in and cerebral tissue will not be caused damage to retract cerebral tissue by adjusting size
Wound.
The present invention, according to the size of operation demand adjustable screw spring 2, i.e. regulates the size of operation path.In regulation process
In, time in the draw-in groove of the diverse location that the end of spiral spring 2 snaps in skeleton ring 1, the shape of its spiral spring 2 becomes big or reduces,
Its shape and structure can protect cerebral tissue to retract and be not damaged effectively.Inner core 3 lower end of the present invention is provided with some little logical
Hole, when inner core 3 together leads into cerebral tissue with spiral spring 2, the cerebrospinal fluid in cerebral tissue flows into inside inner core from small through hole, with
Ensure that intracranial pressure is stable.And existing retractor is when cerebral tissue retracts, retractor extruding cerebral tissue, cause increased intracranial pressure,
Cause the problems such as craniocerebral injury, intracranial spaceoccupying lesion, cerebral hemorrhage.
The lower end of the inner core 3 of the present invention is hemispherical, when inner core 3 together leads into cerebral tissue with spiral spring 2, and inner core 3
Leading fashionable guide effect, the lower end of inner core 3 is hemispherical simultaneously, cerebral tissue will not be caused damage.
The present invention preferably, be made up of medical grade rustless steel or other metal materials by skeleton.Inner core 3 is transparent by elasticity
The material such as medical grade rubber or latex is made.
The ultimate principle of the present invention, principal character and advantages of the present invention have more than been shown and described.The technology of the industry
Personnel, it should be appreciated that the present invention is not restricted to the described embodiments, simply illustrating this described in above-described embodiment and description
The principle of invention, the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these become
Change and improvement both falls within scope of the claimed invention.Claimed scope by appending claims and
Equivalent defines.
Claims (5)
1. the comprehensive drawing means for brain tissue of scalable, it is characterised in that: include sleeve assembly and skeleton, described sleeve assembly
Including handle and inner core, described inner core upper end open, lower end closed and hemispherical, the lower end of described inner core is provided with some little
Through hole, the inside of the through described inner core of described small through hole is with outside, and described handle is fixed on the outer surface of described inner core upper end, institute
Stating skeleton and include skeleton ring and spiral spring, described skeleton ring is provided with successional draw-in groove, the head end of described spiral spring is fixed
On described skeleton ring, the end of described spiral spring is in same one end, the end of described spiral spring with the head end of described spiral spring
Being active relative to described skeleton ring, in described inner core inserts the spiral spring of described skeleton and the lower end of described inner core is worn
Going out described spiral spring, the size of described spiral spring snaps in the institute of the diverse location of described skeleton ring along with the end of described spiral spring
Becoming big in stating draw-in groove or reduce, the surface attachment of described spiral spring has layer of transparent elastic material.
The comprehensive drawing means for brain tissue of scalable the most according to claim 1, it is characterised in that the external diameter of described inner core is little
In equal to 2cm.
The comprehensive drawing means for brain tissue of scalable the most according to claim 1, it is characterised in that the end of described spiral spring
From the threaded interior of described spiral spring through the head end to described spiral spring, the head end of described spiral spring is fixed on described skeleton ring
Circle in, the end of described spiral spring leans against in the circle of described skeleton ring, and the end of described spiral spring is relative to described skeleton
Circle is active.
The comprehensive drawing means for brain tissue of scalable the most according to claim 3, it is characterised in that the circumference of described skeleton ring
A part is in circular arc, and additionally part is in wave circular arc, described wave circular arc is accordingly successional described draw-in groove, described spiral shell
The head end of rotation spring is fixed on the circular arc portion of described skeleton ring, and the end of described spiral spring snaps in the not coordination of described wave circular arc
In the described draw-in groove put, the size of described spiral spring strains big mutually or reduces.
The comprehensive drawing means for brain tissue of scalable the most according to claim 1, it is characterised in that some described small through hole edges
The lower circumferential distribution of described inner core is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610624552.9A CN106108962B (en) | 2016-08-03 | 2016-08-03 | Comprehensive drawing means for brain tissue is adjusted |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610624552.9A CN106108962B (en) | 2016-08-03 | 2016-08-03 | Comprehensive drawing means for brain tissue is adjusted |
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| Publication Number | Publication Date |
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| CN106108962A true CN106108962A (en) | 2016-11-16 |
| CN106108962B CN106108962B (en) | 2018-06-12 |
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| CN201610624552.9A Active CN106108962B (en) | 2016-08-03 | 2016-08-03 | Comprehensive drawing means for brain tissue is adjusted |
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| CN105832368A (en) * | 2016-03-17 | 2016-08-10 | 中国人民解放军第三军医大学第二附属医院 | Medical operating channel stent |
| CN206324811U (en) * | 2016-08-03 | 2017-07-14 | 湖南省肿瘤医院 | It can adjust comprehensive drawing means for brain tissue |
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Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002113109A (en) * | 2000-10-12 | 2002-04-16 | Create Medic Co Ltd | Rolled sheath for expanding fistulous opening |
| US20120245432A1 (en) * | 2006-06-06 | 2012-09-27 | Edward Karpowicz | Surgical Retractor System |
| CN102525638A (en) * | 2011-12-27 | 2012-07-04 | 陆华 | Fixable transparent neuroendoscopy sheath and fixing device |
| CN104771222A (en) * | 2015-03-17 | 2015-07-15 | 绍兴第二医院 | Neuroendoscopic sheath manufacturing method and neuroendoscopic sheath |
| CN104970839A (en) * | 2015-07-02 | 2015-10-14 | 武汉市第一医院 | Neuroendoscopic operation working channel and method for manufacturing the same |
| CN105343995A (en) * | 2015-11-16 | 2016-02-24 | 深圳市擎源医疗器械有限公司 | Brain retracting apparatus |
| CN105395225A (en) * | 2015-12-31 | 2016-03-16 | 湖南博科生物技术有限公司 | Adjustable tissue retractor |
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| Publication number | Publication date |
|---|---|
| CN106108962B (en) | 2018-06-12 |
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