CN104605884B - A kind of head laser orientation instru-ment - Google Patents
A kind of head laser orientation instru-ment Download PDFInfo
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- CN104605884B CN104605884B CN201510074528.8A CN201510074528A CN104605884B CN 104605884 B CN104605884 B CN 104605884B CN 201510074528 A CN201510074528 A CN 201510074528A CN 104605884 B CN104605884 B CN 104605884B
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Abstract
The invention discloses a kind of head laser orientation instru-ment, including cephalometer and laser frame, cephalometer includes monosymmetric rectangle frame A and rectangle frame B, front side symmetrical rectangle frame C and rectangle frame D, reticule front, holder, amplifier A, amplifier B, gear B, fine setting spiral shell button A, fine setting spiral shell button B, gear A and position-limiting tube, holder is contained in rectangle frame C and the Coronal calibrater at rectangle frame D rear, amplifier A, amplifier B, fine setting spiral shell button A, gear A and position-limiting tube, holder is contained in sagittal plain calibrater, gear B, fine setting spiral shell button B, laser frame includes laser frame A and laser frame B, laser frame A is provided with Laser emission laser pen A, laser frame B is provided with Laser emission laser pen B.Present configuration head can be made stably fixing it is ensured that during scanning image clear, it is to avoid repeatability scanning, shorten the review time of patient, reduce radiation, improve the service life of instrument.
Description
Technical field
The present invention relates to medical auxiliary equipment, specifically a kind of head laser orientation instru-ment.
Background technology
At present, it is both needed to row CT examination before patients with cerebral hemorrhage row micro-damage puncture, when carrying out CT examination, patients head
The up CT examination of the headrest with arcuate groove need to be placed on, be not easy to put and fix the head of examinee in real work, lead
Cause the image quality decrease of CT HC, or even the image obtaining can do nothing to help determination position, can only repeatability scan, from
And extend review time of patient, increased patient radiation dose, cause excessive load to CT machine simultaneously again, have impact on
The service life of machine.In clinical position, positioned by CT diagosis because the position of scanning is inconsistent, lead to positioning inaccurate
Really.Have is positioned by slide gauge, because scalp poor visualization on CT also results in position error.Some equipment is heavy, no
Fix well and also need Multiple-Scan.
Content of the invention
It is an object of the invention to provide a kind of guarantee image stabilization, clearly head laser orientation instru-ment, above-mentioned to solve
The problem proposing in background technology.
For achieving the above object, the present invention provides following technical scheme：
A kind of head laser orientation instru-ment, including cephalometer and laser frame, cephalometer includes monosymmetric square
The shape frame A rectangle frame C symmetrical with rectangle frame B, front side and rectangle frame D, reticule front, holder, amplifier A, amplifier B,
Gear B, fine setting spiral shell button A, fine setting spiral shell button B, gear A and position-limiting tube, the Coronal calibrater at rectangle frame C and rectangle frame D rear
Above contain holder, amplifier A, amplifier B, fine setting spiral shell button A, gear A and position-limiting tube, the rectangle frame A and rectangle frame B of both sides
Lower limb is provided with symmetrical porus acusticus externuses holder and margo orbitalis holder, and holder is divided into upper and lower two, amplifier A consolidating in lower section
Determine on device, on amplifier B holder up；Laser frame includes laser frame A and laser frame B, and laser frame A is provided with laser and sends out
Penetrate laser pen A, laser frame A is arranged in Coronal calibrater, Coronal calibrater is arranged between two holders, Coronal
Calibrater is additionally provided with position-limiting tube with the holder junction of lower section, and Coronal calibrater is also connected with gear A and fine setting spiral shell button A；Swash
Light frame B is provided with Laser emission laser pen B, and laser frame B is arranged in sagittal plain calibrater, and sagittal plain calibrater is mounted above
Holder on, sagittal plain calibrater be also connected with gear B and fine setting spiral shell button B；First cephalometer is worn in head, by two
Side porus acusticus externuses holder, margo orbitalis holder and pintle hook lock are fixing；When wearing, when elasticity is suitable, rotate spiral shell button A, fixing
Cephalometer carries out CT scan, starts to scan when the development of CT machine is coincide with cephalometer base plane, the image obtaining is made
For base plane；Then successively scanning obtains image parallel to base plane；Choose lesion image and carry out target measurement；Obtain horizontal plane
Cross sectional image, the cross sectional image of horizontal plane shows each position of intracranial lesion is a little arrived in reticule front；Pass through
CT machine-readable go out the point that obtains of reticule front cross section to focus distance；Successively scan the focus face obtaining by the layer scanning away from
To numerical value, then determine the horizontal plane of focus by Coronal calibrater upper and lower displacement, in base plane, it leads to this plane-parallel
Cross gear A and fine setting spiral shell button A carries out the projection of lasing area determining laser rack position, sagittal plain calibrater moves left and right determination disease
By gear B, fine setting spiral shell button B, the coronal plane of stove, determines that laser rack position carries out the projection of lasing area, then sagittal plain is fixed
Mark device and Coronal calibrater determine that position carries out reticule, intersection point that lasing area projection is formed and is the direction that focus punctures
Line and point of puncture.
As the further scheme of the present invention：Tooth is arranged on the upper and lower architrave of rectangle frame C/D with rectangle frame D for the rectangle frame C
Wheel spline structure, gear spline structure connects cogged one end in pintle hook lock, and the other end of pintle hook lock connects spiral shell button A, and the both sides of pintle hook lock are also
It is provided with both sides symmetrical spring A, both sides symmetrical spring B.
As the further scheme of the present invention：Described gear spline structure include gear A, gear B, lower gear A with
Gear B.
Compared with prior art, the invention has the beneficial effects as follows：Present configuration head can be made stably fixing it is ensured that
During scanning, image is clear, it is to avoid repeatability scanning, shortens the review time of patient, reduces radiation, extends the use longevity of CT machine
Life.
Brief description
Fig. 1 is cephalometer tomograph；
Fig. 2 is the connection figure of the symmetrical two rectangle frame C/D in front side；
Fig. 3 is the top view of Fig. 2；
Fig. 4 is cephalometer positioning schematic diagram；
Fig. 5 is the structural representation of head laser orientation instru-ment；
Fig. 6 is the top view of Fig. 5；
Fig. 7 is the Laser emission laser pen projection principle schematic on laser frame；
In figure：1- gear A, 2- gear B, 3- lower gear A, 4- lower gear B, 5- pintle hook lock, 6- spiral shell button A, 7- both sides pair
Claim spring A, 8- both sides symmetrical spring B, 9- reticule front, 10- Coronal calibrater, 11- gear A, 12- fine setting spiral shell button A,
13- laser frame A, 14- Laser emission laser pen A, 15- holder, 16- amplifier A, 17- position-limiting tube, 18- gear B, 19- fine setting
Spiral shell button B, 20- laser frame B, 21- Laser emission laser pen B, 22- amplifier B, 23- sagittal plain calibrater, 24- reticule, 25-
Mark line, 26- porus acusticus externuses holder, 27- margo orbitalis holder, the upper and lower architrave of 28- rectangle frame C/D.
Specific embodiment
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described,
Obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based in the present invention
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of not making creative work, all
Belong to the scope of protection of the invention.
Embodiment 1
Refer to Fig. 1, the three dimensional structure explanation of cephalometer：
By constituting of the monosymmetric rectangle frame A rectangle frame C symmetrical with rectangle frame B, front side and rectangle frame D, wherein square
, perpendicular to base plane, base plane is following by four rectangle frames for the plane that shape frame A, rectangle frame B, rectangle frame C, rectangle frame D are formed
Edge is constituted, and is also perpendicularly to base plane by the level-crossing line F of rectangle frame C and rectangle frame D, and reticule front 9 is parallel to flat
Face reticule F, and parallel with crown calibrater and in same plane, as three-dimensional localization tag line, the rectangle frame A of both sides and square
Shape frame B lower limb is symmetrical porus acusticus externuses holder 26 and margo orbitalis holder 27, so forming the outer three-dimensional of a symmetry cranium
Frame structure position finder.Porus acusticus externuses holder 26, margo orbitalis holder 27 are used for wearing cephalometer and are fixed on head to be used.Margo orbitalis
In tubular construction, nearly cranium end is small sucker to holder 27, and remote cranium end is rubber it is therefore an objective to draw dyestuff, with carrying during positioning
The small sucker of color identifies outside cranium, also has mark, to position in the original location when wearing again after extracing cephalometer
With to ensure the stability of three dimensional structure.
Refer to Fig. 2-Fig. 3, I-shaped structure, the connection figure of front side symmetrical rectangle frame C and rectangle frame D to be described, has two
Rectangle frame C on front side of folding control before and after side gear and rectangle frame D to adapt to head size, in the upper and lower architrave of rectangle frame C/D 28
Upper setting gear spline structure, it is ensured that the level-crossing line F that its activeness is formed by two planes is not affected by activity simultaneously, is protected all the time
Hold perpendicular to base plane, and the gear spline structure of rectangle frame C and rectangle frame D is subject to pintle hook lock 5 before it to limit no longer activity, thus
Ensure the stability of three dimensional structure.Gear spline structure includes gear A1, gear B2, lower gear A3, lower gear B4, facilitates square
Shape frame C and rectangle frame D activity, pintle hook lock 5 adopts gear structure, locked gear A1, gear B2, lower gear A3, lower gear B4
No longer activity, so that when cephalometer wears suitable on head, rotation spiral shell button A6 makes pintle hook lock 5 advance or retreat and plays pintle hook lock
Or pine card effect, limit the activity of rectangle frame C and rectangle frame D, so pass through porus acusticus externuses holder 26, margo orbitalis holder 27 keeps
Cephalometer stability.The both sides of wherein pintle hook lock 5 are additionally provided with both sides symmetrical spring A7, both sides symmetrical spring B8, both sides pair
Spring A7, both sides symmetrical spring B8 are called both sides symmetrical spring structure, so that pintle hook lock 5 bounces back, restore to the original state.
And spiral shell button A6 can be passed through by preformed hole, cephalometer is allowed to be adapted to together with holder 15 and fixing, so logical
Cross cephalometer to determine three-dimensional coordinate and generating laser laser projections to determine the line of direction and point of puncture that focus punctures.
Refer to Fig. 4, cephalometer positions schematic diagram：
By gear A 11, fine setting spiral shell button A12, laser frame A13, Laser emission laser pen A14, holder 15,16 groups of amplifier
Become.
Coronal calibrater 10 determines longitudinally-moving to determine that laser frame A13 launches the laser plane of laser formation and base is put down
The distance in face.Level-crossing line F is that two front plan are formed, and reticule front 9 is parallel to two leading flank reticules and vertical
In base plane, level-crossing line F and reticule front 9 and Coronal calibrater 10 are in straight line in Coronal projection.
Coronal calibrater 10, parallel to reticule front 9, both perpendicular to base plane, is managed by holder 15 and restriction
17 ensure Coronal calibrater 10 all the time parallel to reticule front 9 and perpendicular to base plane.Install in Coronal calibrater 10
Laser frame A13, Laser emission laser pen A14, and in Coronal calibrater 10,11 turns of gear A is easy to by sawtooth spline structure in side
Move upper and lower coarse adjustment, grade can be accurate to, veutro has and can be accurate to 0.1 grade, even more by finely tuning spiral shell button A12 fine setting
Pinpoint accuracy.By gear A 11, fine setting spiral shell button A12 activity so that laser frame A13, Laser emission laser pen A14 are up and down fixed
Position.Movable vertical dimension through lower section amplifier A16 readout value.Laser frame A13 parallel to base plane, perpendicular to Coronal
Calibrater 10.Laser is launched by Laser emission laser pen A14, can form lasing area, display head surface can be formed one with
The same fine rule of laser spot diameter.
The connection diagram of Fig. 5, cephalometer and laser frame：
Spiral shell button A6 fixes pintle hook lock 5, and spiral shell button A6 may pass through preformed hole, and amplifier A16, amplifier B22 help read displacement
Numerical value.Holder 15 is in square, and to ensure reticule front 9, Coronal calibrater 10 in Coronal center, sagittal plain is calibrated
Device 23 is in same plane and vertical with reticule front 9, Coronal calibrater 10, on front side of sagittal plain calibrater 23 to two and side
Distance equal, structure matching and the fixations such as cephalometer and laser frame are allowed by this structure.
Fig. 6, holder 15 makes cephalometer be adapted to laser frame and fixing.Sagittal plain calibrater 23 is put down parallel to base
Face, it is equal all the time to put both sides plan range thereon, and there is laciniation same side the same with Coronal calibrater 10 structure
Gear B 18 rotate before and after coarse adjustment, can be accurate to grade, the veutro of gear B 18 have can fine setting contrate through laser scale,
0.1 Millisecond, even more high degree of accuracy are accurate to by rotary fine adjustment spiral shell button B19 fine setting.By gear B 18, fine setting spiral shell button B19
So that sagittal plain calibrater 23 fore-aft travel positioning.Movable longitudinal separation through front amplifier B22 readout value.Laser frame
B20 perpendicular to base plane and and sagittal plain calibrater 23 vertical, bilateral symmetry.Laser is launched by Laser emission laser pen B21,
Lasing area can be formed, display head surface can form the straight line of a thickness as laser spot diameter, that is, perpendicular to
The laser plane of base plane, parallel with Coronal calibrater 10, so parallel to the laser plane of base plane（Horizontal plane）With hang down
Directly in the laser plane of base plane（Coronal plane）Formed and intersect, head shows 2 points, that is, need the point of puncture positioning.
Sagittal plain calibrater 23 about activity determines that the laser plane that laser frame B20 transmitting laser is formed is handed over to two leading flanks
Cross wires and the distance in reticule front 9.
Fig. 7, the Laser emission laser pen projection principle schematic on laser frame.Laser is single beam, and good directionality is not sent out
Dissipate, therefore to limit sent laser in approximately the same plane, by numerous by parallel to base plane with perpendicular to base plane
Laser pen can launch no several laser, and the laser covering of the fan being formed can present straight line on head, become parallel to
Or the mark line 25 perpendicular to base plane, two lines intersection point is exactly the point of puncture of focus, and reticule as punctures direct line, mark
Note line 25 is made up of the laser rays that both sides laser pen is launched.
Head laser orientation instru-ment principle and operation instruction：
First wear in head with cephalometer, by both sides porus acusticus externuses holder 26, margo orbitalis holder 27 and there is color
Sucker（Labelling is used, and external auditory meatus has porus acusticus externuses not need labelling）And pintle hook lock 5 is fixing.When wearing referring initially to elasticity suitable when,
Rotation spiral shell button A6, fixing cephalometer is that 3 D stereo framework carries out CT scan, timebase and head under the CT machine in scanning
Cranium position finder tag line base plane starts when coincideing to scan, and the image obtaining is as base plane.Then successively scanning obtains image
Parallel to base plane.Choose lesion image and carry out target measurement.Obtain the cross sectional image of horizontal plane, intersection can be shown above
Each position of intracranial lesion is arrived in 9 one points of line front.The point that reticule front 9 cross section obtains can pass through CT machine to focus distance
Read, because the function of holder 15 is to make sagittal plain calibrater numerical value consistent with the distance putting focus, so can activity
The gear of sagittal axle position and spiral shell button carry out before and after thickness regulation indentation sagittal plain calibrater 23 to determine that laser rack position is swashed
The projection of bright finish, obtains the focus face perpendicular to base plane.Successively scanning the focus face obtaining can be by the layer scanning away from being counted
Value, then determines the horizontal plane of focus by Coronal calibrater 10 upper and lower displacement, and parallel to base plane, it passes through hat to this plane
Shape axle position gear and spiral shell button carry out the projection of lasing area determining laser rack position, then sagittal plain calibrater 23 and Coronal are fixed
The formed reticule of mark device 10 lasing area projection, intersection point are line of direction and the point of puncture that focus punctures.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of the spirit or essential attributes of the present invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment only wraps
Containing an independent technical scheme, only for clarity, those skilled in the art should for this narrating mode of description
Using description as an entirety, the technical scheme in each embodiment can also form those skilled in the art through appropriately combined
Understandable other embodiment.
Claims (3)
1. it is characterised in that including cephalometer and laser frame, cephalometer includes both sides to a kind of head laser orientation instru-ment
The symmetrical rectangle frame A rectangle frame C symmetrical with rectangle frame B, front side and rectangle frame D, reticule front (9), holder (15), put
Big device A (16), amplifier B (22), gear B (18), fine setting spiral shell button A (12), fine setting spiral shell button B (19), gear A (11) and spacing
Pipe (17), the Coronal calibrater (10) at rectangle frame C and rectangle frame D rear is upper to be contained holder (15), amplifier A (16), puts
Big device B (22), fine setting spiral shell button A (12), gear A (11) and position-limiting tube (17), sagittal plain calibrater contains holder on (23)
(15), gear B (18), fine setting spiral shell button B (19), the rectangle frame A of both sides is provided with symmetrical porus acusticus externuses with rectangle frame B lower limb and fixes
Device (26) and margo orbitalis holder (27), holder (15) is divided into upper and lower two, and amplifier A (16) is in the holder (15) of lower section
On, on amplifier B (22) holder (15) up；Laser frame includes laser frame A (13) and laser frame B (20), laser frame A
(13) it is provided with Laser emission laser pen A (14), laser frame A (13) is arranged in Coronal calibrater (10), Coronal is calibrated
Device (10) is arranged between upper and lower two holders (15), and holder (15) junction of Coronal calibrater (10) and lower section is also
It is provided with position-limiting tube (17), Coronal calibrater (10) is also connected with gear A (11) and fine setting spiral shell button A (12)；Set on laser frame B (20)
There is Laser emission laser pen B (21), laser frame B (20) is arranged in sagittal plain calibrater (23), sagittal plain calibrater (23) is led to
Cross sagittal plain calibrater (23) position to be limited on the holder (15) being mounted above, sagittal plain calibrater (23) is also connected with tooth
Wheel B (18) and fine setting spiral shell button B (19)；First cephalometer is worn in head, by both sides porus acusticus externuses holder (26), margo orbitalis
Holder (27) and pintle hook lock (5) are fixing；When wearing, when elasticity is suitable, rotate spiral shell button A (6), fixing cephalometer
Carry out CT scan, start to scan when the development of CT machine is coincide with cephalometer base plane, the image obtaining is as base plane；So
Successively scanning obtains image parallel to base plane afterwards；Choose lesion image and carry out target measurement；Obtain the cross-sectional view of horizontal plane
Picture, the cross sectional image of horizontal plane shows each position of intracranial lesion is a little arrived in reticule front (9)；By CT machine-readable go out
The point that reticule front (9) cross section obtains is to focus distance；Successively scan the focus face obtaining by the layer scanning away from being counted
Value, then determines the horizontal plane of focus, this plane-parallel is in base plane, level by Coronal calibrater (10) upper and lower displacement
Face to be determined laser frame A (13) position and to be carried out the projection of lasing area by gear A (11) and fine setting spiral shell button A (12), by sagittal
Position calibrater (23) moves forward and backward the crown bit plane determining focus, and it passes through gear B (18), finely tunes spiral shell button B (19) to determine
Laser rack position carries out the projection of lasing area, then sagittal plain calibrater (23) and Coronal calibrater (10) determine that position is carried out
The formed reticule of lasing area projection, intersection point are line of direction and the point of puncture that focus punctures.
2. head laser orientation instru-ment according to claim 1 is it is characterised in that in the architrave of rectangle frame C and rectangle frame D
Setting gear spline structure, gear spline structure connects cogged one end in pintle hook lock (5), and the other end of pintle hook lock (5) connects spiral shell button A
(6), the both sides of pintle hook lock (5) are additionally provided with both sides symmetrical spring A (7), both sides symmetrical spring B (8).
3. head laser orientation instru-ment according to claim 2 is it is characterised in that described gear spline structure includes gear A
(1), gear B (2), lower gear A (3) and lower gear B (4).
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| CN201510074528.8A CN104605884B (en) | 2015-02-12 | 2015-02-12 | A kind of head laser orientation instru-ment |
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| CN201510074528.8A CN104605884B (en) | 2015-02-12 | 2015-02-12 | A kind of head laser orientation instru-ment |
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| CN104605884B true CN104605884B (en) | 2017-03-08 |
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| CN107303196A (en) * | 2016-04-19 | 2017-10-31 | 陈德路 | A kind of tumor-localizing puncture instrument |
| CN107174320A (en) * | 2017-06-29 | 2017-09-19 | 杨宗德 | A kind of puncture needle direction guider |
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| CN1522667A (en) * | 2003-09-04 | 2004-08-25 | 高春平 | Brain tridimensional positioning system capable of resetting |
| CN1698548A (en) * | 2004-05-21 | 2005-11-23 | 古美孝 | Intracranial piercing laser locator |
| CN101229065A (en) * | 2007-01-24 | 2008-07-30 | 徐屹 | Head stereotaxic apparatus |
| CN201710461U (en) * | 2009-08-18 | 2011-01-19 | 陈德路 | Head and neck precise locating and positioning instrument |
| CN102048581A (en) * | 2009-11-10 | 2011-05-11 | 孙树杰 | Medical instrument for double-cross-surface directional minimally invasive intracerebral foreign body removing operation |
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Effective date of registration: 20200508 Address after: 726000 Shangluo City, Shaanxi province Shangzhou District Shangdan Park of small and Medium-sized Enterprises Incubator Park on the right side of the door on the third floor office building Patentee after: SHAANXI HANDEKANG MEDICAL TECHNOLOGY Co.,Ltd. Address before: Shangluo City, Shaanxi Province, North Street 726000 Shangzhou District No. 148 Patentee before: Zhou Jun |
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