CN106236211B - Intracranial lesion puncture positioning device based on brain stereotactic system - Google Patents
Intracranial lesion puncture positioning device based on brain stereotactic system Download PDFInfo
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- CN106236211B CN106236211B CN201610799475.0A CN201610799475A CN106236211B CN 106236211 B CN106236211 B CN 106236211B CN 201610799475 A CN201610799475 A CN 201610799475A CN 106236211 B CN106236211 B CN 106236211B
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- 238000007917 intracranial administration Methods 0.000 title claims abstract description 22
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- 239000000463 material Substances 0.000 claims description 8
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 6
- 239000000956 alloy Substances 0.000 claims description 6
- 239000000523 sample Substances 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 229910001256 stainless steel alloy Inorganic materials 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
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- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
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- 238000006073 displacement reaction Methods 0.000 description 3
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- 208000003174 Brain Neoplasms Diseases 0.000 description 2
- 206010058109 Hangnail Diseases 0.000 description 2
- 206010020772 Hypertension Diseases 0.000 description 2
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- 210000004534 cecum Anatomy 0.000 description 1
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- 239000002131 composite material Substances 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 238000007428 craniotomy Methods 0.000 description 1
- 238000002224 dissection Methods 0.000 description 1
- 210000001951 dura mater Anatomy 0.000 description 1
- 230000003631 expected effect Effects 0.000 description 1
- -1 hangnail Chemical class 0.000 description 1
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Classifications
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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
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
-
- 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
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
-
- 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
- A61B17/3494—Trocars; Puncturing needles with safety means for protection against accidental cutting or pricking, e.g. limiting insertion depth, pressure sensors
-
- 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
- A61B17/3403—Needle locating or guiding means
- A61B2017/3405—Needle locating or guiding means using mechanical guide means
-
- 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
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B2017/3454—Details of tips
- A61B2017/3456—Details of tips blunt
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
A kind of intracranial lesion puncture positioning device based on brain stereotactic system, it includes the puncture needle tubing that pearl, guidance silk thread flexible and circular tube shaped are visited in positioning, the diameter that pearl is visited in the positioning is greater than the outer diameter of the puncture needle, one end of the guidance silk thread is fixedly connected on the positioning and visits on pearl, the other end for guiding silk thread may pass through the inner orifice for puncturing needle tubing, and upper be mutually matched in the one side for connecting the guidance silk thread on the end face for puncturing head end and the positioning spy pearl of the puncture needle tubing is bonded.
Description
Technical field
The present invention relates to medical instruments field, in particular to it is fixed that a kind of intracranial lesion based on brain stereotactic system punctures
Position device.
Background technique
As video diagnostic technology develops, so that the discovery of the small space occupying lesion of early stage encephalic becomes more and more early, and
Need the recall rate of the brain tumor of surgical intervention also higher and higher.But the operation in current clinical position for tiny intracranial focus is fixed
Bit comparison is difficult, and traditional craniotomy location of operation is relatively difficult, and operation is not easy to find lesion when cutting off, and causes operative incision big, greatly
The exposure of range brain tissue, easily damages other brain tissues when blindly detecting lesion, increase the generation of patient trauma and complication；And
For functional areas tumour, traditional micrurgy easily causes the brain tissue impairment of functional areas.And using horseley-Clarke technique can be cranium
Interior small lesion determines accurate spatial position, overcomes the problem that lesion hardly possible is found in art, and design operation pathway avoids weight
Functional areas, blood vessel, tissue etc. are wanted, is performed the operation in conjunction with surgical operation microscope, best operative approach and excision extension may be selected in patient, maximum
Limit mitigates operation to the additional injury of surrouding brain tissue, avoids important blood vessels and functional areas, brain tissue impairment is minimized,
Safety is improved, curative effect is improved to be effectively reduced disability rate and truly reaches minimally invasive, micro-invasive operation for treating hypertension.
Pilot pin used in brain stereotactic system at present needs to continue to place after navigating to intracranial lesion after piercing
In encephalic, and as the factors such as the beating for opening dura mater brain release cerebrospinal fluid and brain tissue during opening operation cranium influence, brain group
It knits and lesion locations may be displaced, pilot pin shifts therewith can generate apparent dissection to brain tissue, to brain group
Knit damage greatly, and pilot pin is easy to influence the operation under microscope, operation risk increases.It is small especially for multiple intracranial
The patient of space occupying lesion, multiple location tumour are positioned with puncture needle, such as take out puncture needle, because brain tissue quality is softer, puncture
Duct is easy occlusion, and when cutting off next brain tumor because caused by cutting off previous tumour brain tissue drift about, do not have positioning and make
With；If do not taken out puncture needle, after cutting off first space occupying lesion, brain tissue easily collapses displacement, the puncture localization needle of remaining lesion
Surrouding brain tissue is easily cut, serious complication is easily caused.
The puncture needle head end of the pilot pin of other current existing region tumors has hangnail (CN105011989A) or water chestnut
The structures such as shape (CN104490480A) can catch lump after release, but be not suitable for for cranium brain space occupying lesion, because encephalic accounts for
Position lesion is different from other entity tumors such as lung neoplasm, tumor of breast, and quality dead-soft is sharp using the band metals such as hangnail, hook
The positioning guide wire of benefit easily scratches surrounding important brain tissue and blood vessel, causes additional surgical injury.So researching and developing one kind
Not only it can solve precise positioning, but also can avoid facilitating patient more accurate because positioning inaccurate and cutting risk caused by Brain shift
The pilot pin of removal of lesions is always this field technical problem urgently to be solved.
Summary of the invention
The purpose of the present invention is to provide a kind of intracranial lesion puncture positioning device based on brain stereotactic system, institutes
Technical problems to be solved are: the puncture needle that existing brain stereotactic system uses be repositioned on after intracranial lesion need after
It is continuous to be placed in encephalic, Brain shift, collapse etc. due to, pilot pin is easy the brain tissue of cutting perilesional, can also make
It is inaccurate at positioning；And traditional pilot pin or positioning guide wire are visited tartar one end and are had can collapse or spring open radially release for catching
The grasping structure of lump, but this class formation is not suitable for quality dead-soft cranium brain inner tissue.
In order to solve the above technical problems, the present invention provides a kind of intracranial lesion Needle localization based on brain stereotactic system
Device comprising the puncture needle tubing of pearl, guidance silk thread flexible and circular tube shaped is visited in positioning, and the diameter that pearl is visited in the positioning is greater than
The outer diameter of the puncture needle, one end of the guidance silk thread is fixedly connected on the positioning and visits on pearl, described to guide the another of silk thread
One end may pass through the inner orifice for puncturing needle tubing, described to puncture the upper end face and positioning spy pearl in puncture head end of needle tubing
The one side of the upper connection guidance silk thread is mutually matched fitting.
Be preferable over: it is described positioning visit pearl side it is spherical, the other side be in circular conical surface, the bus of the circular conical surface with it is described
Spherical surface is tangent, and one end of the guidance silk thread is connected to the positioning and visits the cone position for being located at the circular conical surface on pearl, described to wear
End face on pricker pipe positioned at puncturing head end is inner conical surface in the shape of a trumpet, and the outer diameter for puncturing needle tubing is no more than described fixed
Visit the conical base diameter of the circular conical surface on pearl, the cone angle of the circular conical surface on the cone angle of the inner conical surface and the positioning probe in position
Match, visits the other end that pearl connect with the positioning on the guidance silk thread and penetrated simultaneously from the puncture head end for puncturing needle tubing
It is pierced by the tail end for puncturing needle tubing, what the circular conical surface on the positioning spy pearl can be mutually matched is fitted in the puncture needle tubing
On the upper inner conical surface for puncturing head end.
Be preferable over: it is spherical shape that pearl is visited in the positioning, and the upper end face in puncture head end of needle tubing that punctures is in indent
Spherical surface, the outer diameter for puncturing needle tubing visits the diameter of pearl no more than the positioning of spherical shape, on the guidance silk thread with institute
The puncture head end for stating the other end from the puncture needle tubing that pearl connection is visited in positioning is penetrated and is pierced by the tail end for puncturing needle tubing,
What the Surface of Sphere on the positioning spy pearl can be mutually matched is fitted on the spherical surface for the indent for puncturing head end on the puncture needle tubing.
Be preferable over: the positioning is visited pearl and is made of silica gel material or rubber material.
Be preferable over: it is described positioning visit pearl on correspond to the guide wire line footpath to maximum gauge than it is described puncture needle tubing outside
At least big 1mm of diameter.
It is preferable over: being provided with external screw thread, the threads for puncturing needle tubing on the tail end outer tube wall for puncturing needle tubing
Connection is provided with a butterfly nut, the external screw thread on the internal screw thread of the butterfly nut and the puncture needle tubing tail end outer tube wall
It is meshed, the butterfly nut has axial through-hole, and the radially opposite sides of the butterfly nut all have butterfly wing plate, and two
Wiring hole is offered on a butterfly wing plate, the guidance silk thread for puncturing needle tubing tail end is piercing in and passes through described lead to
Kong Houke bind is into two butterfly wing plates on the wiring hole of any one.
It is preferable over: described to puncture the threading needle that a stainless steel or titanium alloy material axially withdrawn are inserted in needle tubing, institute
The sum of the diameter for stating threading needle and the guidance silk thread is less than the internal diameter for puncturing needle tubing, and the length of the threading needle is greater than institute
The sum of the axial length of the length and the butterfly nut that puncture needle tubing is stated, one end of the threading needle has wiring nostril.
Be preferable over: the puncture needle tubing is stainless steel or titanium alloy material.
Be preferable over: the length for puncturing needle tubing is not less than 15cm, by the puncture on the outer tube wall for puncturing needle tubing
Head end is successively marked with several scale marks to tail end, is 0.5 or 1.0cm the distance between per two adjacent scale marks.
It is preferable over: several to being successively marked between the other end by being connected to described one end for being set to spy pearl on guidance silk thread
Scale mark is 0.1cm the distance between per two adjacent scale marks, and described fixed by being connected on the guidance silk thread
It arises to visit one end of pearl and is provided with 1 dot label at 5cm, 2 dots are set in 10cm and are marked, the setting 3 in 15cm at
Dot label, is arranged 4 dots at 20cm, and 5 dots are arranged at 25cm.
Compared with prior art, the beneficial effects of the present invention are:
One, the present invention is a kind of intracranial lesion puncture positioning device based on brain stereotactic system, it is vertical based on brain
Body direction finder, so that the Needle localization for puncturing needle tubing is accurate, the positioning is visited pearl and is tightened in the tension of the guidance silk thread
Effect is lower stifled set on the puncture head end for puncturing needle tubing, makes the puncture head end cecum for puncturing needle tubing, and the positioning
The rubber or silica gel material that spy pearl is passivity, matter is soft, therefore not will cause additional cutting damage in puncture process and can avoid
Thin vessels；
Two, the positioning spy bead surface round blunt, matter are soft, and light weight, and indwelling will not press in lesion after accurate positionin
Compel and cutting surrouding brain tissue, damage are small；The positioning visits the diameter of pearl slightly larger than the outer diameter for puncturing needle tubing, puncture process
In, the positioning visits pearl uniform force and is not easy to shift；It punctures after being accurately positioned, puncture needle tubing, which is exited, visits pearl separation process with positioning
In, because the diameter that pearl is visited in positioning is slightly larger, suffered resistance is bigger, therefore displacement difficult to slide of popping one's head in separation process, retains always
In lesion；And the guidance silk thread flexible then can with deformation, the displacement of brain tissue corresponding deformation, will not cut
Brain tissue；
Three, after the puncture needle tubing is extracted out from guidance silk thread, the guidance silk thread indwelling is in puncturing in sinus, because it is
Soft material can avoid that the important brain group of perilesional will not be scratched because positioning inaccurate and cutting risk caused by Brain shift
It knits and blood vessel, mitigates operation to greatest extent to the additional injury of surrouding brain tissue, important blood vessels and functional areas are avoided, by brain tissue
Damage minimizes, and improves safety, while optimal operation excision path can be determined according to the guidance silk thread of indwelling, improves and treats
Effect does not influence micro- arthroscopic diagnosis operation, truly reaches minimally invasive, Minimal invasion neurosrgery to be effectively reduced disability rate
Treatment, it is easy to operate, it is low-cost.
Detailed description of the invention
Fig. 1 is the threading needle auxiliary separation structure schematic cross-sectional view of the embodiment of the present invention one.
Fig. 2 is the composite structure schematic cross-sectional view of the embodiment of the present invention one.
Fig. 3 is the package assembly schematic cross-sectional view of the embodiment of the present invention two.
Fig. 4 is that schematic structural cross-sectional view is completed in the assembly of the embodiment of the present invention two.
Specific embodiment
Below with reference to attached drawing 1 to 4 and preferred embodiment to proposed by the present invention a kind of based on brain stereotactic system
Intracranial lesion puncture positioning device be described in greater detail.
The present invention provides a kind of intracranial lesion puncture positioning device based on brain stereotactic system comprising pearl is visited in positioning
1, the puncture needle tubing 3 of guidance silk thread 2 and circular tube shaped flexible, the diameter that pearl 1 is visited in the positioning are greater than the outer of the puncture needle 3
Diameter, the puncture needle tubing 3 are stainless steel or titanium alloy material, and one end of the guidance silk thread 2 is fixedly connected on the positioning and visits
On pearl 1, the other end of the guidance silk thread 2 may pass through the inner orifice 31 for puncturing needle tubing 3, be located on the puncture needle tubing 3
The one side that the guidance silk thread 2 is connected on the end face 32 of puncture head end and the positioning spy pearl 1, which is mutually matched, to be bonded.
The present invention in the specific implementation, can pass through the puncture needle tubing 3 by the guidance silk thread 2, be drawn using described
The positioning is visited taut draw of pearl 1 and is fixed on the puncture head end for puncturing needle tubing 3 by the tension of seal wire line 2, and the positioning is made to visit pearl 1
The one side of the upper connection guidance silk thread 2, which is fitted on the puncture needle tubing 3, to be located on the end face 32 at puncturing head end, is made described
The puncture head end for puncturing needle tubing 3 has the probe of passivity, can be avoided when puncturing brain tissue additional cutting damage brain tissue with
And thin vessels can be avoided, and after the positioning to be visited to pearl 1 and is inserted into lump, by the puncture needle tubing 3 from the guide wire
It is detached on line 2, is soft material using guidance silk thread 2, prevented puncture needle tubing 3 from exiting and visited in 1 separation process of pearl with positioning, punctured
The case where causing probe-shift, will not cutting brain tissue by the flexible material of guidance silk thread 2, is touched in needle tubing 3 and the guidance wiping of silk thread 2
Under, while silk thread 2 can be guided to determine that optimal operation cuts off path according to indwelling, curative effect is improved, is disabled to be effectively reduced
Rate does not influence micro- arthroscopic diagnosis operation, truly reaches minimally invasive, micro-invasive operation for treating hypertension.
Embodiment one based on above-mentioned condition: as shown in Figs. 1-2, the side spherical 11 of pearl 1, the other side are visited in the positioning
In circular conical surface 12, the bus of the circular conical surface 12 and the spherical surface 11 are tangent, and it is described fixed that one end of the guidance silk thread 2 is connected to
The cone position for being located at the circular conical surface 12 on pearl 1 is visited in position, and the end face 32 punctured on needle tubing 3 positioned at puncturing head end is in loudspeaker
The inner conical surface of mouth shape, the conical base that the outer diameter for puncturing needle tubing 3 visits the circular conical surface 12 on pearl 1 no more than the positioning are straight
Diameter, the cone angle of the inner conical surface and the cone angle of the circular conical surface 12 on the positioning probe 1 match, on the guidance silk thread 2 with
The positioning is visited the other end that pearl 1 connects and is penetrated from the puncture head end for puncturing needle tubing 3 and in the tail end for puncturing needle tubing 3
It is pierced by, the inner conical surface for being fitted in puncture head end on the puncture needle tubing 3 that the circular conical surface on pearl 1 can be mutually matched is visited in the positioning
On；The present embodiment can visit front end of the spherical surface 11 as probe on pearl 1 by the positioning, so that puncturing brain tissue process
In avoid additional cutting damage brain tissue and thin vessels can be avoided, utilize the company of the circular conical surface 12 with the guidance silk thread 2
Binding structure and the inner conical surface cooperation for puncturing needle tubing 3, enable the positioning to visit even closer the agreeing with of pearl 1 and wear described
The puncture head end of pricker pipe 3.
Embodiment two based on above-mentioned condition: as shown in Figure 3-4, it is spherical shape, the puncture needle tubing that pearl 1 is visited in the positioning
End face 32 on 3 positioned at puncturing head end is the spherical surface in indent, and the outer diameter for puncturing needle tubing 3 is described fixed no more than spherical shape
The diameter of pearl 1 is visited in position, visits the puncture of the other end that connect of pearl 1 from the puncture needle tubing 3 with the positioning on the guidance silk thread 2
Head end is penetrated and is pierced by the tail end for puncturing needle tubing 3, and what the Surface of Sphere on the positioning spy pearl 1 can be mutually matched is fitted in
On the spherical surface for puncturing the indent for puncturing head end on needle tubing 3, the present embodiment visits pearl 1 in the specific implementation, by the positioning
On spherical surface 11 as probe front end so that puncture brain tissue during avoid additional cutting damage brain tissue and can keep away
Thin vessels are opened, so that the positioning of spherical shape is visited pearl 1 and remains centerline without departing from the central axis for puncturing needle tubing 3
Line, and the spherical surface realization for the indent for puncturing head end on spherical structure and the puncture needle tubing 3 closely agrees with.
Further, the positioning is visited pearl 1 and is made of silica gel material or rubber material, and the positioning is visited on pearl 1 described in correspondence
The maximum gauge for guiding silk thread 2 radial is 1mm at least bigger than the outer diameter for puncturing needle tubing 3, so that the positioning is visited pearl 1 and is inserted into lump
In after, resistance suffered by the puncture needle tubing 3 much smaller than the positioning visit pearl 1, and then can relatively it is stable smoothly will described in
Needle tubing 3 is punctured to detach from positioning spy pearl 1 and guidance silk thread 2.
External screw thread 33, the threads connection for puncturing needle tubing 3 are provided on the tail end outer tube wall for puncturing needle tubing 3
Be provided with a butterfly nut 4, the outer spiral shell on the internal screw thread 41 of the butterfly nut 4 and the puncture 3 tail end outer tube wall of needle tubing
Line 33 is meshed, and the butterfly nut 4 has axial through-hole 42, and the radially opposite sides of the butterfly nut 4 all have butterfly
Wing plate 43, and wiring hole 44 is offered on two butterfly wing plates 43, it is piercing in the described of puncture 3 tail end of needle tubing and draws
Seal wire line 2 pass through after the through-hole 42 can bind into two butterfly wing plates 43 on the wiring hole 44 of any one, in turn
Positioning spy pearl 1 is stretched tight using the tension for the guidance silk thread 2 being located between the wiring hole 44 and positioning spy pearl 1 and is pulled in
The puncture head end for puncturing needle tubing 3, and the butterfly nut 4 can rotate, and make the butterfly nut 4 under threaded function
The relatively described tail end for puncturing needle tubing 3 is axially moved, and realizes the combination between puncture needle tubing 3 and butterfly nut 4 described in fine adjustment
Length reaches the tension for adjusting the guidance silk thread 2, and the control positioning spy pearl 1 is taut to be pulled in the puncturing head for puncturing needle tubing 3
The rate of tension at end；After the positioning to be visited to pearl 1 and is inserted into lump, the guidance silk thread 2 can be solved from the wiring hole 44
It opens, the puncture needle tubing 3 is visited from the positioning and is detached on pearl 1 and guidance silk thread 2.
It is described to puncture the threading needle 5 that a stainless steel or titanium alloy material axially withdrawn are inserted in needle tubing 3, the threading
The sum of the diameter of needle 5 and the guidance silk thread 2 is less than the internal diameter for puncturing needle tubing 3, and the length of the threading needle 5 is greater than described
The length of needle tubing 3 and the sum of the axial length of the butterfly nut 4 are punctured, one end of the threading needle 5 has wiring nostril 51；
Using the threading needle 5 can by it is flexible it is described guidance silk thread 2 pass through it is described puncture needle tubing 3 inner orifice 31, and from
When detaching the puncture needle tubing 3 on the guidance silk thread 2, the threading needle 5 can also be inserted into its inner orifice 31, be made described
One end of threading needle 5, which supports to visit in the positioning, connects the side for guiding silk thread 2 on pearl 1, then the opposite twitch puncture
Needle tubing 3 enables the puncture needle tubing 3 stationary solution in the case where influencing the positioning and visiting the connective stability of pearl 1 and lump
Except agreeing with, then the puncture needle tubing 3 is detached again together with threading needle 5, reaches auxiliary and separate the positioning spy pearl 1 and puncture
Needle tubing 3, it is ensured that the positioning visits the accurate indwelling of pearl 1 at target spot.
It is described puncture needle tubing 3 length be not less than 15cm, it is described puncture needle tubing 3 outer tube wall on by the puncture head end extremely
Tail end is successively marked with several scale marks, is 0.5 or 1.0cm the distance between per two adjacent scale marks；Guide wire
By being connected to the described one end for visiting pearl 1 that is set to several scale marks are successively marked between the other end, per adjacent two on line 2
The distance between a scale mark is 0.1cm, and arises from 5cm by being connected to described one end for being set to spy pearl on the guidance silk thread
Place is provided with 1 dot label, and 2 dots are arranged in 10cm and mark, and 3 dots are arranged at 15cm and mark, set at 20cm
4 dots are set, 5 dots are set at 25cm.
In summary, technical solution of the present invention can sufficiently effective completion foregoing invention purpose, and it is of the invention
Structural principle and the principle of work and power have all adequately been verified in embodiment, and can reach expected effect and purpose, and
The embodiment of the present invention can also be converted according to these principles, and therefore, the present invention includes all in claim
All replacement contents being previously mentioned in range.Any equivalence changes made in scope of the present invention patent, all category this case
Within the scope of the patents of application.
Claims (9)
1. a kind of intracranial lesion puncture positioning device based on brain stereotactic system, it is characterised in that: visit pearl, soft including positioning
Property guidance silk thread and circular tube shaped puncture needle tubing, it is described positioning visit pearl diameter be greater than it is described puncture needle tubing outer diameter, institute
The one end for stating guidance silk thread is fixedly connected on the positioning and visits on pearl, and the other end of the guidance silk thread may pass through the puncture needle
The inner orifice of pipe, described puncture connect the guidance silk thread on the upper end face in puncture head end of needle tubing and the positioning spy pearl
One side is mutually matched fitting；It is described positioning visit pearl side it is spherical, the other side be in circular conical surface, the bus of the circular conical surface with
The spherical surface is tangent, and one end of the guidance silk thread is connected to the positioning and visits the cone position for being located at the circular conical surface on pearl, institute
Stating and puncturing the upper end face in puncture head end of needle tubing is inner conical surface in the shape of a trumpet, and the outer diameter for puncturing needle tubing is not more than institute
The conical base diameter for the circular conical surface that positioning is visited on pearl is stated, the circular conical surface on the cone angle of the inner conical surface and the positioning probe
Cone angle matches, and visits the other end that pearl connect with the positioning on the guidance silk thread and wears from the puncture head end for puncturing needle tubing
Enter and be pierced by the tail end for puncturing needle tubing, what the circular conical surface on the positioning spy pearl can be mutually matched is fitted in the puncture
On the inner conical surface for puncturing head end on needle tubing.
2. the intracranial lesion puncture positioning device based on brain stereotactic system as described in claim 1, it is characterised in that:
It is spherical shape that pearl is visited in the positioning, and the upper end face in puncture head end of needle tubing that punctures is the spherical surface in indent, the puncture
The outer diameter of needle tubing visits the diameter of pearl no more than the positioning of spherical shape, connect on the guidance silk thread with the positioning spy pearl
The other end is penetrated from the puncture head end for puncturing needle tubing and is pierced by the tail end for puncturing needle tubing, and the positioning is visited on pearl
What Surface of Sphere can be mutually matched is fitted on the spherical surface for the indent for puncturing head end on the puncture needle tubing.
3. the intracranial lesion puncture positioning device based on brain stereotactic system as described in claim 1 or 2, feature exist
In: the positioning is visited pearl and is made of silica gel material or rubber material.
4. as claimed in claim 3 based on the intracranial lesion puncture positioning device of brain stereotactic system, it is characterised in that: institute
State positioning visit pearl on correspond to the guide wire line footpath to maximum gauge than it is described puncture needle tubing outer diameter it is 1mm at least big.
5. the intracranial lesion puncture positioning device based on brain stereotactic system as described in claim 4, it is characterised in that:
External screw thread is provided on the tail end outer tube wall for puncturing needle tubing, the threads connection for puncturing needle tubing is provided with a butterfly
Wing nut, the internal screw thread of the butterfly nut are meshed with the external screw thread on the puncture needle tubing tail end outer tube wall, the butterfly
Nut has axial through-hole, and the radially opposite sides of the butterfly nut all have butterfly wing plate, and two butterfly wing plates
On offer wiring hole, be piercing in the guidance silk thread for puncturing needle tubing tail end pass through after the through-hole can bind to two
On the wiring hole of any one in a butterfly wing plate.
6. the intracranial lesion puncture positioning device based on brain stereotactic system as described in claim 5, it is characterised in that:
The threading needle of a stainless steel or titanium alloy material axially withdrawn can be inserted in the puncture needle tubing, the threading needle draws with described
The sum of diameter of seal wire line is less than the internal diameter for puncturing needle tubing, and the length of the threading needle is greater than the length for puncturing needle tubing
There is wiring nostril with one end of the sum of the axial length of the butterfly nut, the threading needle.
7. the intracranial lesion puncture positioning device based on brain stereotactic system as described in claim 6, it is characterised in that:
The puncture needle tubing is stainless steel or titanium alloy material.
8. the intracranial lesion puncture positioning device based on brain stereotactic system as described in claim 7, it is characterised in that:
The length for puncturing needle tubing is not less than 15cm, is successively marked by the puncture head end to tail end on the outer tube wall for puncturing needle tubing
Note has several scale marks, is 0.5 or 1.0cm the distance between per two adjacent scale marks.
9. based on the intracranial lesion puncture positioning device of brain stereotactic system as described in claim 8, it is characterised in that: draw
By being connected to the described one end for visiting pearl that positions to several scale marks are successively marked between the other end, per adjacent on seal wire line
The distance between two scale marks are 0.1cm, and are arised from the guidance silk thread by being connected to one end that pearl is visited in the positioning
It is provided with 1 dot label at 5cm, 2 dots are set in 10cm and are marked, 3 dots are set at 15cm and are marked, in
4 dots are set at 20cm, 5 dots are set at 25cm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610799475.0A CN106236211B (en) | 2016-08-31 | 2016-08-31 | Intracranial lesion puncture positioning device based on brain stereotactic system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610799475.0A CN106236211B (en) | 2016-08-31 | 2016-08-31 | Intracranial lesion puncture positioning device based on brain stereotactic system |
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| CN106236211A CN106236211A (en) | 2016-12-21 |
| CN106236211B true CN106236211B (en) | 2019-01-29 |
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| CN201610799475.0A Expired - Fee Related CN106236211B (en) | 2016-08-31 | 2016-08-31 | Intracranial lesion puncture positioning device based on brain stereotactic system |
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| CN112568869B (en) * | 2020-12-04 | 2024-01-26 | 山东大学齐鲁医院 | Device for tumor diagnosis and marking |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101350501A (en) * | 2008-06-20 | 2009-01-21 | 王雪松 | Spark plug |
| CN104095608A (en) * | 2014-06-16 | 2014-10-15 | 吕文奇 | Minimal-invasive bearer-channel gun |
| CN204319488U (en) * | 2014-12-01 | 2015-05-13 | 李钢 | A kind of flute profile sheath brain puncture needle |
| CN105595998A (en) * | 2016-01-27 | 2016-05-25 | 北京华科恒生医疗科技有限公司 | Positioning puncture electrode |
| CN206303956U (en) * | 2016-08-31 | 2017-07-07 | 吴淼经 | Intracranial lesion puncture positioning device based on brain stereotactic system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9179932B2 (en) * | 2007-01-02 | 2015-11-10 | Baylis Medical Company Inc. | Cardiac electrosurgery |
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2016
- 2016-08-31 CN CN201610799475.0A patent/CN106236211B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101350501A (en) * | 2008-06-20 | 2009-01-21 | 王雪松 | Spark plug |
| CN104095608A (en) * | 2014-06-16 | 2014-10-15 | 吕文奇 | Minimal-invasive bearer-channel gun |
| CN204319488U (en) * | 2014-12-01 | 2015-05-13 | 李钢 | A kind of flute profile sheath brain puncture needle |
| CN105595998A (en) * | 2016-01-27 | 2016-05-25 | 北京华科恒生医疗科技有限公司 | Positioning puncture electrode |
| CN206303956U (en) * | 2016-08-31 | 2017-07-07 | 吴淼经 | Intracranial lesion puncture positioning device based on brain stereotactic system |
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