CN209285751U - A kind of intracranial lesion localised puncture device and its sphenotresia positioning device - Google Patents
A kind of intracranial lesion localised puncture device and its sphenotresia positioning device Download PDFInfo
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- CN209285751U CN209285751U CN201821734247.6U CN201821734247U CN209285751U CN 209285751 U CN209285751 U CN 209285751U CN 201821734247 U CN201821734247 U CN 201821734247U CN 209285751 U CN209285751 U CN 209285751U
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- locating piece
- block
- intracranial lesion
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- 230000003902 lesion Effects 0.000 title claims abstract description 46
- 238000007917 intracranial administration Methods 0.000 title claims abstract description 36
- 210000003625 skull Anatomy 0.000 claims abstract description 32
- 230000000694 effects Effects 0.000 claims abstract description 9
- 239000011248 coating agent Substances 0.000 claims abstract description 4
- 238000000576 coating method Methods 0.000 claims abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000002591 computed tomography Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 210000000988 bone and bone Anatomy 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 208000032843 Hemorrhage Diseases 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 206010020772 Hypertension Diseases 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000001631 hypertensive effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000002324 minimally invasive surgery Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
Abstract
The utility model relates to the field of medical instrument technology, refer in particular to a kind of intracranial lesion localised puncture device comprising support frame, at least three are slidably connected to the locating piece of support frame, the piercing mechanism for being movably connected on support frame, activity and the separable positioning for being set to the locating piece with reference to needle and the locking locating piece in the first locked component of support frame.The intracranial lesion localised puncture device determines the puncture angle of piercing mechanism by the relative position of locating piece and lesion point and punctures distance, easy to operate, complicated calculating is not needed when positioning patient's intracranial lesion, and positioning accuracy is higher.The utility model also provides a kind of sphenotresia positioning device, including intracranial lesion localised puncture device and head circumference set, and the outer wall of head circumference set is equipped with a plurality of mark line being parallel to each other, and mark line is coated with reflecting coating；At least three are provided on each mark line for accommodating the location hole of skull nail.The sphenotresia positioning device is easy to operate, and positioning accuracy is high.
Description
Technical field
The present invention relates to the field of medical instrument technology, a kind of intracranial lesion localised puncture device and its cranial drill are referred in particular to
Hole positioning device.
Background technique
Aging is stepped into the improvement of people's living standard in our country and gradually, and hypertensive patient simultaneously intracranials hemorrhage in year by year
Ascendant trend, especially severe, which are intracranialed hemorrhage, directly jeopardizes the life of patient.The minimally invasive clearance technique emphasis of intracranial lesion first is that
The accurate positionin of lesion, localization method are also the difficult point of Minimally Invasive Surgery, simply can accurately be determined there are no a currently on the market
The device of position intracranial lesion.
Summary of the invention
The purpose of the present invention is to provide a kind of intracranial lesion localised puncture device, the present apparatus has easy to operate and is not required to
Want the position of complicated calculations intracranial lesion, registration and the characteristics of cost is relatively low.
Another object of the present invention is to provide a kind of sphenotresia positioning device, there is the present apparatus installation to stablize, be not easy
The feature for causing secondary injury, the positioning accuracy for intracranial lesion high and easy to operate patient.
To achieve the goals above, the present invention adopts the following technical scheme:
A kind of intracranial lesion localised puncture device comprising the positioning that support frame, at least three are slidably connected to support frame
Block, the piercing mechanism for being movably connected on support frame, activity and the separable positioning for being set to the locating piece are with reference to needle and lock
Gu the locating piece is in the first locked component of support frame.
Further, the sliding trace of at least three locating piece on the support frame is generally aligned in the same plane.
Further, first locked component includes the screw element being mutually spirally connected and the first clamping block, the screw element
Including the first threaded rod and the abutting part for being located at the first screw thread boom end, first threaded rod passes through the locating piece and support
Frame is simultaneously spirally connected with the first clamping block.
Further, which is fixed on skull by skull nail, and the locating piece, which is equipped with, to be used
In the sealed button of fixed skull nail, the sealed button includes being articulated with the pressing part of locating piece and being clamped with pressing part sealed
Block.
Further, the locating piece is provided with positioning sleeve, and the positioning is with reference to needle activity and departing is set to institute
State positioning sleeve.
Further, the piercing mechanism includes the first sliding block for being slidably connected to support frame, is slidably connected to the first cunning
Second sliding block of block, the first rotating block for being articulated with the second sliding block and the second rotating block for being rotationally connected with the first rotating block are consolidated
Fixed first sliding block in the second locking piece of support frame, fixed second sliding block in the first sliding block third locked component,
Fix the first rotating block in the second sliding block the 4th locking piece, fix the second rotating block in the 5th locking group of the first rotating block
Part, activity and the separable drill bit for being set to second rotating block and the fixed drill bit are in the 6th of second switch block
Locking piece.
In order to realize another object, the present invention adopts the following technical scheme:
Further, it is set on the outer wall covered including intracranial lesion positioning device and head circumference set described above, the head circumference
There is a plurality of mark line being parallel to each other, the mark line is coated with reflecting coating；It is provided at least on each described mark line
Three for accommodating the location hole of skull nail.
Further, the positioning hole is arranged with a fixing sleeve, and it is outer that the fixing sleeve is sheathed on skull nail.
Further, the head circumference is arranged with the adjusting buckle for adjusting head circumference set internal diameter.
Further, the inner wall of the head circumference set is equipped with cushion and the auricle slot for accommodating patient's auricle.
Beneficial effects of the present invention:
First, a kind of intracranial lesion localised puncture device, by sliding setting locating piece and puncture machine on the support frame
Structure carries out CT scan after support frame is fixed to patients head using locating piece as the reference point for determining patient's intracranial lesion,
The relative position of available locating piece and intracranial lesion passes through locating piece to simulate the angle and distance of puncture outside cranium
The puncture angle of piercing mechanism can be determined with the relative position of lesion point and punctures distance, the intracranial lesion localised puncture device
Structure is simple, easy to operate, complicated calculating is not needed when positioning patient's intracranial lesion, and positioning accuracy is higher；
Second, a kind of sphenotresia positioning device, increases head circumference set auxiliary and CT scan is carried out to patients head, it can be with
The more accurate place plane for obtaining patient's intracranial lesion, can be improved the precision that drilling is simulated outside cranium, using locating piece with
The relative position of intracranial lesion determines the puncture angle of piercing mechanism and punctures distance, and the device is easy to operate, does not need complexity
It calculates, and positioning accuracy is higher.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some
Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is the schematic perspective view of support frame of the invention, locating piece and piercing mechanism；
Fig. 2 is the enlarged drawing in Fig. 1 at A；
Fig. 3 is the structural schematic diagram that locating piece of the present invention installing positioning refers to needle；
Fig. 4 is the structural schematic diagram of piercing mechanism of the present invention；
Fig. 5 is the structural schematic diagram of head circumference of the present invention set.
Description of symbols: 100, support frame；110, the first strip-shaped hole；120, the second strip-shaped hole；130, Article 4 shape hole；
140, sliding rail；200, locating piece；210, positioning sleeve；211, reference bore is positioned；220, sealed button；221, pressing part；222, sealed
Block；223, the first clamping face；224, the second clamping face；231, the first clamping block；240, third strip-shaped hole；300, piercing mechanism；
310, the first sliding block；320, the second locking piece；330, the second sliding block；340, third locked component；341, third threaded rod；342,
Third clamping block；350, the first rotating block；360, the 4th locking piece；370, the second rotating block；371, directional hole；372, the 6th lock
Determine part；380, the 5th locked component；381, the 5th threaded rod；382, the 5th clamping block；400, head circumference set；410, adjusting buckle；
420, auricle slot；430, mark line；440, location hole；450, fixing sleeve；460, cushion；500, positioning refers to needle；600, it bores
Head；700, skull is followed closely.
Specific embodiment
For the ease of the understanding of those skilled in the art, the present invention is made further below with reference to embodiment and attached drawing
Bright, the content that embodiment refers to not is limitation of the invention.
Embodiment one:
As shown in figures 1 and 3, a kind of intracranial lesion localised puncture device provided by the invention comprising support frame 100,
Three be slidably connected to the locating piece 200 of support frame 100, the piercing mechanism 300 for being movably connected on support frame 100, activity and can
The separately positioned positioning in the locating piece 200 is with reference to needle 500 and the locking locating piece 200 in the first of support frame 100
Locked component.100 semicircular in shape of support frame, it is semicircular when support frame 100 being fixed on patients head by locating piece 200
Supporting block can be adapted to patients head's bumps, to keep support frame 100 more stable when being fixed on patients head.When need by
When support frame 100 is fixed on patients head, positioning can be removed above locating piece 200 with reference to needle 500, when needing to position
Positioning is being attached on locating piece 200 with reference to needle 500, it is very easy to use.First locked component can be to the position of locating piece 200
It sets and is fixed, so that it is determined that reference point, is conducive to the precision for improving positioning.
When using intracranial lesion localised puncture device, in use, CT image primarily determines patient's hemotoncus for the first time according to patient
Then position plane a where maximum layer stamps three skull nails 700 (referring to figure on the position that patients head is located at plane a
5) c1 as a reference point, reference point c2, reference point c3, skull nail 700 here with locating piece 200 for being fixedly connected；CT is swept
It retouches patients head to be carried out obtaining secondary CT image by the plane that reference point c1, reference point c2, reference point c3 are formed, scheme in secondary CT
Position, that is, lesion point e and the position reference point c1 ' of three skull nails 700, reference point c2 ', reference as upper determining patient's hemotoncus
Point c3 ', measurement obtain lesion point e respectively to the distance d1 and d2 of reference point c1 ' and reference point c2 '；Then locating piece 200 is adjusted
Position, three locating pieces 200 are connect with three skulls nail 700 respectively, at this time two of them locating piece 200 respectively with reference
Point c1 and reference point c2 is overlapped；Support frame 100 is removed from patients head, two positioning is chosen and is respectively installed to reference to needle 500
On the corresponding locating piece 200 of reference point c1 and reference point c2, two positioning protrude from the length point of locating piece 200 with reference to needle 500
Not Wei d1 and d2, swing two positioning in the plane coexisted by three locating pieces 200 with reference to needle 500, two positioning are joined
An intersection point e ' can be formed inside support frame 100 by examining needle 500.By two reference point c1 and reference point c2 outside cranium, thus
Simulation obtains the position of the lesion point of encephalic, and the intersection point e ' obtained here is equivalent to lesion point e；Then piercing mechanism 300 is adjusted
So that piercing mechanism 300 is directed at intersection point e ', obtain puncture angle and puncture distance and record, support frame 100 is finally installed to trouble
The original position in person head, and punctured using the puncture angle of 300 precedence record of piercing mechanism and puncture distance.By this
Intracranial lesion localised puncture device can be conducive to doctor and be carried out essence to the lesion point of patient with high accuracy positioning to intracranial lesion point
Really puncture the extravasated blood of discharge encephalic.
Preferably, as shown in figures 1 and 3, in order to improve the precision that intracranial lesion localised puncture device positions, guarantee positioning
It may be at same plane when swinging with reference to needle 500, sliding trace of three locating pieces 200 on support frame 100 is located at same
One plane.The first strip-shaped hole 110 can be opened up on support frame 100 herein, three locating pieces 200 is made to be slidably arranged in first
In strip-shaped hole 110.
As shown in Figure 1, first locked component includes the screw element (not showing in figure) being mutually spirally connected and the first lock
Determine block 231, the screw element includes the first threaded rod and the abutting part for being located at the first screw thread boom end, and first threaded rod is worn
It crosses the locating piece 200 and support frame 100 and is spirally connected with the first clamping block 231.
Specifically, the second strip-shaped hole 120 being connected with the first strip-shaped hole 110, locating piece are offered on support frame 100
200 be equipped with third strip-shaped hole 240 and the opening direction of third strip-shaped hole 240 it is identical as the opening direction of the second strip-shaped hole 120.The
One threaded rod passes through the second strip-shaped hole 120 and third strip-shaped hole 240, and the both ends of the first threaded rod protrude from the second strip-shaped hole 120
Be open both ends, and the abutting part of the first threaded rod abuts one end of the second strip-shaped hole 120 opening, the first clamping block 231 and threaded rod
Threaded one end far from abutting part connects, and locating piece 200 can be sliding along the length direction and width direction of the first strip-shaped hole 110
Dynamic, the first clamping block 231 of rotation can make the first clamping block 231 and abutting part abut support frame 100 respectively, and then to locating piece
200 are fixed.
As depicted in figs. 1 and 2, which is fixed on cranium (referring to Fig. 5) by skull nail 700
Bone, the locating piece 200 are equipped with the sealed button 220 for fixing skull nail 700, and the sealed button 220 includes being articulated with positioning
The pressing part 221 of block 200 and the locking block 222 being clamped with pressing part 221.Locating piece 200 is equipped with first folder an of spill
Face 223 is held, pressing part 221 here is the elastic piece equipped with the second clamping face 224, and locking block 222 here is supplied equipped with groove
221 free end of pressing part is engaged by clamping.When pressing part 221 snaps fit onto locking block 222, skull nail 700 can be clamped and fastened on
Between first clamping face 223 of locating piece 200 and the second clamping face 224 of pressing part 221.Here skull nail 700 closes for titanium
The drive screw of golden material, in order to make skull nail 700 be fixed on more stable between pressing part 221 and locating piece 200, cranium by pressing
The tail portion of bone nail 700 is equipped with a diameter and is greater than the fixed block that skull follows closely 700 diameters.
As shown in figures 1 and 3, the locating piece 200 is provided with positioning sleeve 210, and the positioning is movable with reference to needle 500 and can
What is be detached from is set to the positioning sleeve 210.Here positioning sleeve 210 is rotatably dispose in the first clamping face 223 of locating piece 200
Locate, is offered on positioning sleeve 210 for positioning the positioning reference bore 211 slid through with reference to needle 500, be positioned such that with reference to needle 500
It can be that oscillation center is swung with positioning sleeve 210, be conducive to positioning and put down with reference to needle 500 what three locating pieces 200 were formed
It is swung in face, and then determines intersection point e '；Positioning can also be detached from out of positioning sleeve 210 simultaneously with reference to needle 500, facilitate support frame
100 are fixed on patients head.
Specifically, support frame 100 is additionally provided with for joining when positioning for positioning the Article 4 shape hole 130 passed through with reference to needle 500
Examine needle 500 be each passed through Article 4 shape hole 130 and positioning reference bore 211 and with position reference bore 211 swing when, all positioning
It is generally aligned in the same plane with reference to the swinging track of needle 500.Needle is referred to by 211 pairs of the reference bore positioning in Article 4 shape hole 130 and positioning
500 swing is limited, and is generally aligned in the same plane positioning with reference to the swinging track of needle 500, swings positioning with reference to needle 500
The error of the intersection point e ' and lesion point e that arrive reduce, and then improve the positioning accuracy of piercing mechanism 300.
As shown in Figure 1 and Figure 4, the piercing mechanism 300 includes the first sliding block 310 for being slidably connected to support frame 100, slides
Dynamic the second sliding block 330 for being connected to the first sliding block 310 is articulated with the first rotating block 350 of the second sliding block 330 and is rotationally connected with
Second rotating block 370 of the first rotating block 350, fixed first sliding block 310 are in the second locking piece 320, solid of support frame 100
Fixed second sliding block 330 in the first sliding block 310 third locked component 340, fix the first rotating block 350 in the second sliding block
330 the 4th locking piece 360, fix the second rotating block 370 in the first rotating block 350 the 5th locked component 380, activity and can
It is separately positioned to be locked in the drill bit 600 of second rotating block 370 and the fixed drill bit 600 in the 6th of second switch block
Determine part 372.Support frame 100 is equipped with sliding rail 140 (referring to Fig. 3), and the first sliding block 310 can be slided along sliding rail 140；First sliding block
310 are equipped with bar shaped stepped hole, and the second sliding block 330 can slide on the first sliding block 310 along bar shaped stepped hole；First rotating block
350 are articulated with the second sliding block 330, here hinged hinged for 360 °, and the second rotating block 370 is rotationally connected with the first rotating block
350, it can conveniently adjust the position of drill bit 600 in this way.
Specifically, the second locking piece 320 here is the second threaded rod, and the first sliding block 310 is equipped with the second threaded hole, the
Two threaded rods are threadedly coupled with the first threaded hole, and the second threaded rod of rotation can make the end abutment sliding rail 140 of the second threaded rod, into
And the first sliding block 310 is fixed.Here third locked component 340 be third threaded rod 341 and third clamping block 342,
Third threaded rod 341 is passed through in bar shaped stepped hole and both ends protrude from bar shaped stepped hole, one end of third threaded rod 341 and first
Rotating block 350 is rotatablely connected and the other end is threadedly coupled with third clamping block 342, and rotation third clamping block 342 can make third
Clamping block 342 pushes against the first sliding block 310, so that the second rotating block 330 is pushed against the bottom of bar shaped stepped hole, and then to the second sliding block
330 are fixed.Here the 4th locking piece 360 be the 4th threaded rod, the second sliding block 330 be equipped with the 4th threaded hole, the 4th
Threaded rod is threadedly coupled with the 4th threaded hole, and the 4th threaded rod of rotation can make the end of the 4th threaded rod support the first rotating block 350,
And then the first rotating block 350 is fixed.Here the 5th locked component 380 be the 5th threaded rod 381 and with the 5th screw thread
The 5th clamping block 382 that bar 381 is threadedly coupled, 381 one end of the 5th threaded rod is fixedly connected with the first rotating block 350 and the other end
It being rotatablely connected with the second rotating block 370, the 5th clamping block 382 of rotation can make the 5th clamping block 382 abut the second rotating block 370,
And then the second rotating block 370 is fixed.Second rotating block 370 is equipped with one and is used for the orientation mating for drill bit 600
Hole 371, the second rotating block 370 are additionally provided with the 6th threaded hole communicated with directional hole 371, the 6th locking piece 372 here
For the 6th locking level being threadedly coupled with the 6th threaded hole, rotating the 6th locking level can make the 6th locking boom end be located at directional hole
In 371.When drill bit 600 is inserted into the head abutting intersection point e ' of directional hole 371 and drill bit 600, the 6th locking level of rotation can make
6th locking level end abutment drill bit 600, is fixed drill bit 600, is convenient for measuring the length that drill bit 600 stretches out directional hole 371
Degree avoids drill bit 600 when measurement penetration length from moving, causes measurement error, and then improve positioning accuracy.
Embodiment two:
As shown in Fig. 1, Fig. 3 and Fig. 5, the present invention provides a kind of sphenotresia positioning device, the sphenotresia positioning device
It further include head circumference set 400 including a kind of intracranial lesion localised puncture device described in embodiment one, the head circumference set 400
Outer wall is equipped with a plurality of mark line 430 being parallel to each other, and the mark line 430 is coated with reflecting coating；Each described label
At least three are provided on line 430 for accommodating the location hole 440 of skull nail 700.Head circumference set 400 is for being socketed in patient's head
Portion, and patient skull is inserted into from location hole 440 using skull nail 700 and is fixed.Spacing between every mark line 430 is substantially
Equal with the spacing of CT scan, mark line 430 is used to make reference line when CT scan.
Head circumference set 400 is removed from patients head in the case where not removing skull nail 700 for convenience, the location hole
A fixing sleeve 450 is arranged in 440, the fixing sleeve 450 is sheathed on outside skull nail 700.When needing to remove skull set, first
Fixing sleeve 450 is removed out of location hole 440, there are certain intervals between skull nail 700 and location hole 440 at this time, are removing
It is not easy that the inner wall of location hole 440 is made to touch skull nail 700 when head circumference set 400, avoids being that patient causes secondary injury.
The head circumference set 400 is equipped with the adjusting buckle 410 that 400 internal diameters are covered for adjusting head circumference, and adjusting buckle 410 here is city
Pu head buckle on field, it is not more stable that adjusting buckle 410, which can make head circumference set 400 be fixed on patient's head, while conveniently being torn open yet
It unloads.
In order to improve the comfort that patient puts on head circumference set 400, the inner wall of the head circumference set 400 is equipped with 460 He of cushion
For accommodating the auricle slot 420 of patient's auricle.
The rest part of the present embodiment is the same as example 1, in the present embodiment unaccounted feature, is all made of implementation
The explanation of example one, is not discussed here.
A kind of application method of sphenotresia positioning device successively carries out as follows:
Step 1: according to patient, CT image primarily determines the position plane a where patient's hemotoncus maximum layer for the first time, by head circumference
Set 400 is set in patients head, and adjustment head circumference set 400 is so that wherein a mark line 430b is overlapped with plane a, adjustment adjusting buckle
410 so that head circumference set 400 is fixed on patients head；
Step 2: three location holes 440 on mark line 430b being located at according to step 1 selection, and in selected location hole
Fixing sleeve 450 is inserted into 440 respectively, then skull is stamped toward patients head from the position of each fixing sleeve 450 and follows closely 700 conducts
Reference point c1, reference point c2, reference point c3；
Step 3: CT scan being carried out to patient from mark line 430b and obtains secondary CT image, is determined on secondary CT image
The position reference point c1 ' of the position of patient's hemotoncus, that is, lesion point e and three skull nails 700, reference point c2 ', reference point c3 ', are surveyed
Lesion point e is measured respectively to the distance d1 and d2 of reference point c1 ' and reference point c2 '；
Step 4: taking out the fixing sleeve 450 in location hole 440 respectively, open adjusting buckle 410, head circumference is covered 400 from patient
Head is removed, and the position of locating piece 200 on support frame 100 is then adjusted, and clamps cranium by the sealed button 220 on locating piece 200
Support frame 100 is fixed to patients head by bone nail 700, adjusts the first locked component and locating piece 200 is fixed, at this time wherein
The position of two 200 positioning sleeves 210 of locating piece is overlapped with reference point c1 and reference point c2 respectively；
Step 5: opening sealed button 220 one by one, support frame 100 is removed from patients head, choose two positioning with reference to needle
In the positioning sleeve 210 of the corresponding locating piece 200 of 500 difference grafting reference point c1 and reference point c2, two positioning are with reference to needle 500
One end is located in Article 4 shape hole 130, and two positioning protrude from positioning sleeve far from the one end in Article 4 shape hole 130 with reference to needle 500
210 length is respectively d1 and d2, while swinging two positioning and referring to needle 500, the end with reference to needle far from Article 4 shape hole 130
An intersection point e ' can be formed inside support frame 100；
Step 6: being inserted into a drill bit 600 in directional hole 371, piercing mechanism is adjusted according to the intersection point e ' that step 5 obtains
300, it is overlapped the end of drill bit 600 with intersection point e ', then adjusts piercing mechanism 300 and directional hole 371 is positioned, it is fixed at this time
To the opening of hole 371 towards the boring direction for being drill bit 600, the end of drill bit 600 is measured to the length of 371 opening of directional hole
D3 is to puncture distance；
Step 7: the positioning on locating piece 200 being removed with reference to the drill bit 600 on needle 500 and piercing mechanism 300, then will
Device is reattached to patients head, and the fixation position of support frame 100 is identical as the position of support frame 100 in step 4 at this time,
Then it is drilled by directional hole 371 towards patients head, the length that drill bit 600 stretches out directional hole 371 is d3.
Above-described embodiment is the preferable implementation of the present invention, and in addition to this, the present invention can be realized with other way,
Do not depart from the technical program design under the premise of it is any obviously replace it is within the scope of the present invention.
Claims (10)
1. a kind of intracranial lesion localised puncture device, it is characterised in that: be slidably connected to support frame including support frame, at least three
Locating piece, be movably connected on support frame piercing mechanism, activity and the separable positioning for being set to the locating piece with reference to needle
And the locking locating piece is in the first locked component of support frame.
2. a kind of intracranial lesion localised puncture device according to claim 1, it is characterised in that: at least three positioning
The sliding trace of block on the support frame is generally aligned in the same plane.
3. a kind of intracranial lesion localised puncture device according to claim 1, it is characterised in that: first locked component
Including the screw element and the first clamping block being mutually spirally connected, the screw element includes the first threaded rod and is located at the first screw thread boom end
Abutting part, first threaded rod passes through the locating piece and support frame and is spirally connected with the first clamping block.
4. a kind of intracranial lesion localised puncture device according to claim 1, it is characterised in that: intracranial lesion positioning is worn
Thorn device is fixed on skull by skull nail, and the locating piece is equipped with the sealed button for fixing skull nail, the sealed button packet
Include the pressing part for being articulated with locating piece and the locking block with pressing part clamping.
5. a kind of intracranial lesion localised puncture device according to claim 1, it is characterised in that: the locating piece is provided with
Positioning sleeve, the positioning is with reference to needle activity and departing is set to the positioning sleeve.
6. a kind of intracranial lesion localised puncture device according to claim 1, it is characterised in that: the piercing mechanism includes
It is slidably connected to the first sliding block of support frame, the second sliding block for being slidably connected to the first sliding block, is articulated with the first of the second sliding block
Rotating block and the second rotating block for being rotationally connected with the first rotating block, fixed first sliding block are in the second locking of support frame
Part, fixed second sliding block in the first sliding block third locked component, fix the first rotating block in the 4th lock of the second sliding block
Determine part, fix the second rotating block in the 5th locked component of the first rotating block, activity and separable be set to second rotation
The drill bit of block and the fixed drill bit are in the 6th locking piece of second switch block.
7. a kind of sphenotresia positioning device, it is characterised in that: fixed including intracranial lesion as claimed in any one of claims 1 to 6
The outer wall of position device and head circumference set, the head circumference set is equipped with a plurality of mark line being parallel to each other, and the mark line is coated with anti-
Light coating；At least three are provided on each described mark line for accommodating the location hole of skull nail.
8. a kind of sphenotresia positioning device according to claim 7, it is characterised in that: the positioning hole is arranged with one
A fixing sleeve, it is outer that the fixing sleeve is sheathed on skull nail.
9. a kind of sphenotresia positioning device according to claim 7, it is characterised in that: the head circumference is arranged with for adjusting
Section header encloses the adjusting buckle of set internal diameter.
10. a kind of sphenotresia positioning device according to claim 7, it is characterised in that: the inner wall of the head circumference set is set
There are cushion and the auricle slot for accommodating patient's auricle.
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| CN201821734247.6U CN209285751U (en) | 2018-10-24 | 2018-10-24 | A kind of intracranial lesion localised puncture device and its sphenotresia positioning device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109330712A (en) * | 2018-10-24 | 2019-02-15 | 陈健 | A kind of intracranial lesion localised puncture device and its sphenotresia positioning device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109330712A (en) * | 2018-10-24 | 2019-02-15 | 陈健 | A kind of intracranial lesion localised puncture device and its sphenotresia positioning device |
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Granted publication date: 20190823 |