CN208582511U - A kind of novel accurate spinal puncture positioning device of three axis adjustable type - Google Patents
A kind of novel accurate spinal puncture positioning device of three axis adjustable type Download PDFInfo
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- CN208582511U CN208582511U CN201820252023.5U CN201820252023U CN208582511U CN 208582511 U CN208582511 U CN 208582511U CN 201820252023 U CN201820252023 U CN 201820252023U CN 208582511 U CN208582511 U CN 208582511U
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Abstract
The utility model discloses a kind of novel accurate spinal puncture positioning devices of three axis adjustable type, it include: bracket, Z-axis transmission frame, Y-axis gear frame, X-axis gear frame, locator, Z-axis transmission frame is connected on bracket, Z-axis transmission frame lower end is connected with bracket, Z-axis transmission frame upper end is connected with Y-axis gear frame, it is connected with X-axis gear frame on Y-axis gear frame, is connected with locator on X-axis gear frame.The utility model can be very good localised puncture point and angle, it solves current patient and mostly uses uncertainty by the unarmed piercing method under X-ray examination, so that is punctured is accurate in controlled range, to not depend on the experience of patient, so that the puncture precision and stability of operation greatly improve, the efficiency of puncturing operation is improved, and then reduces doctor in ray exposure radiation amount and operating time, there is good application and popularization value.
Description
Technical field
The utility model relates to orthopaedics field of tool, specially a kind of accurate spinal puncture positioning dress of novel three axis adjustable type
It sets.
Background technique
As minimal invasive techniques are in the development of field of spinal surgery, using percutaneous foramen intervertebrale lens as the minimal invasive techniques of representative increasingly at
It is ripe.The treatment of backbone degenerative diseases a series of for the protrasion of the lumbar intervertebral disci etc., the foramen intervertebrale lens technology of transforaminal approach
Have many advantages, such as that operation wound is small, it is fast to restore, intraoperative hemorrhage is few, skin incision is small.But being accurately punctured to ideal position is operation
The key of success or failure, patient mostly uses by the unarmed piercing method under X-ray examination at present, and accurate puncture is more difficult, and greatly
The experience of operator is relied on, repeated multiple times puncture is easy to damage the weight such as dura mater, nerve of blood vessel and intraspinal tube in front of centrum
It organizes, and ray exposure is more, increases the iatrogenic damage of medical staff and patient, the study for extending this of patient technology is bent
Line.Puncture accuracy rate how is improved, and then reduces ray exposure radiation amount and operating time, it has also become the heat of Clinical Discussion at present
Point.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of accurate spinal puncture positioning of novel three axis adjustable type
Device solves the problems, such as to puncture in a series of backbone degenerative disease operations such as existing protrasion of the lumbar intervertebral disci inaccurate.
(2) technical solution
To achieve the above object, the utility model provides the following technical solutions:
A kind of novel accurate spinal puncture positioning device of three axis adjustable type characterized by comprising bracket, Z-axis transmission
Frame, Y-axis gear frame, X-axis gear frame, locator, Z-axis transmission frame is connected on the bracket, and Z-axis transmission frame lower end and bracket connect
It connects, Z-axis transmission frame upper end is connected with Y-axis gear frame, and X-axis gear frame is connected on Y-axis gear frame, is connected on X-axis gear frame
Locator；The Z-axis transmission frame includes rack leg, motor, and transmission case is connected on the rack leg, is provided with electricity in transmission case
Machine, motor lower end are mounted on rack leg, and motor upper end is connected with screw rod, are provided with feed screw nut on screw rod, on feed screw nut
It is connected with push rod, push rod lower end is connected with feed screw nut, and push rod upper end is connected with Y-axis gear frame；The Y-axis gear frame includes Y
Axis rail support base, Y-axis guide rail support base lower surface are connected with push rod upper end, and Y-axis guide rail support base side is connected with straight line water
Level gauge is connected with X-axis gear frame on straight horizontal guide rail；The X-axis gear frame includes X-axis attachment base, X-axis attachment base suit
It is slidably connected on straight horizontal guide rail and with straight horizontal guide rail, at least two horizontal polished rods, water is connected on X-axis attachment base
Zero diopter bar both ends are connect with preceding connecting plate and rear connecting plate respectively, are connected with locator on rear connecting plate；The locator includes
Attachment base is rotated, rotation attachment base is connected with rear connecting plate, is rotated and is connected with X-axis rotation angle adjusting knob, X-axis on attachment base
It is connected with connecting column on rotation angle adjusting knob, angle index turntable is connected on connecting column, is connected on angle index turntable same
Walk the guide pipe of rotation.
Preferably, it is provided with linear vertical guide rail on the outside of the push rod, it is sliding that upright guide rail is provided on linear vertical guide rail
Block, upright guide rail sliding block are connected with feed screw nut.
Preferably, the screw lower end is connected by positive coupling with motor output end, and also interference is connected on screw rod
Thrust ball bearing.
Preferably, Y-axis guide rail support base lower surface is also connected with two vertical polished rods disposed in parallel, vertical polished rod
Upper end is connected with Y-axis guide rail support base lower surface, and vertical polished rod lower end passes through the through-hole of transmission case, on the vertical polished rod of at least one
It is provided with scale.
Preferably, Y-axis lock handle and X-axis locking knob are provided on the X-axis attachment base, on the rotation attachment base
It is provided with X-axis rotation locking knob.
Preferably, it is provided with rangefinder on the connecting column side wall, connecting column front end is provided with laser emitter.
Preferably, the rangefinder is connected by data line with single-chip microcontroller, and single-chip microcontroller passes through data line and power supply and display
Device connection, the display are connected with power supply, and the power supply is also connected with laser emitter.
Preferably, scale is also equipped on the horizontal polished rod.
(3) beneficial effect
The utility model provides a kind of novel accurate spinal puncture positioning device of three axis adjustable type, has following beneficial to effect
Fruit:
The utility model can be very good localised puncture point and angle, solves current patient and mostly uses by X-ray examination
Under unarmed piercing method uncertainty so that puncture it is accurate in controlled range, to not depend on the experience of patient, make
The puncture precision and stability that must be performed the operation greatly improve, and improve the efficiency of puncturing operation, and then reduce doctor in ray exposure
Amount of radiation and operating time have good application and popularization value；The utility model can be moved in three dimensionality, can be with
It is rotated, doctor is made to operate more smoothly；The X-axis rotation angle adjusting knob and angle index turntable of the utility model setting
Doctor can be facilitated to find corresponding angle to perform the operation.
Detailed description of the invention
Fig. 1 is the overview of the utility model；
Fig. 2 is the utility model Z-axis transmission frame cross-sectional view；
Fig. 3 is the utility model Z-axis transmission frame inner detail diagram；
Fig. 4 is the utility model X-axis gear frame overview；
Fig. 5 is the portion the A schematic enlarged-scale view in the utility model Fig. 1；
Fig. 6 is the utility model range finder module structure chart.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figures 1 to 6, the utility model provides a kind of technical solution: a kind of novel accurate backbone of three axis adjustable type
Puncture positioning device, comprising: bracket 1, Z-axis transmission frame 2, Y-axis gear frame 3, X-axis gear frame 4, locator 5 connect on the bracket
It is connected to Z-axis transmission frame, Z-axis transmission frame lower end is connected with bracket, and Z-axis transmission frame upper end is connected with Y-axis gear frame, Y-axis gear frame
On be connected with X-axis gear frame, be connected with locator on X-axis gear frame；The Z-axis transmission frame includes rack leg 201, motor 202,
It is connected with transmission case 209 on the rack leg, motor is provided in transmission case, motor lower end is mounted on rack leg, on motor
End is connected with screw rod 212, and feed screw nut 204 is provided on screw rod, push rod 206, push rod lower end and silk are connected on feed screw nut
Stem nut connection, push rod upper end is connected with Y-axis gear frame；The Y-axis gear frame includes Y-axis guide rail support base 501, Y-axis guide rail
Support base lower surface is connected with push rod upper end, and Y-axis guide rail support base side is connected with straight horizontal guide rail 502, and straight horizontal is led
X-axis gear frame is connected on rail；The X-axis gear frame includes X-axis attachment base 400, and X-axis attachment base is sleeved on straight horizontal guide rail
It above and with straight horizontal guide rail is slidably connected, at least two horizontal polished rods 413, horizontal polished rod both ends is connected on X-axis attachment base
It is connect respectively with preceding connecting plate 409 and rear connecting plate 410, is connected with locator on rear connecting plate；The locator includes rotation
Attachment base 414, rotation attachment base are connected with rear connecting plate, are rotated and are connected with X-axis rotation angle adjusting knob 404, X on attachment base
It is connected with connecting column 412 on axis rotation angle adjusting knob, angle index turntable 411 is connected on connecting column, on angle index turntable
It is connected with the guide pipe of synchronous rotary.
Preferably, it is provided with linear vertical guide rail 208 on the outside of the push rod, is provided with upright guide rail on linear vertical guide rail
Sliding block 205, upright guide rail sliding block are connected with feed screw nut.
Preferably, the screw lower end is connected by positive coupling 210 with motor output end, also interference connection on screw rod
There is thrust ball bearing 203.
Preferably, Y-axis guide rail support base lower surface is also connected with two vertical polished rods 207 disposed in parallel, vertically
Polished rod upper end is connected with Y-axis guide rail support base lower surface, and vertical polished rod lower end passes through the through-hole of transmission case, the vertical light of at least one
Scale is provided on bar.
Preferably, Y-axis lock handle 401 and X-axis locking knob 402 are provided on the X-axis attachment base, the rotation connects
X-axis rotation locking knob 406 is provided on joint chair.
Preferably, it is provided with rangefinder 405 on the connecting column side wall, connecting column front end is provided with laser emitter 408.
Preferably, the rangefinder is connected by data line and single-chip microcontroller 303, and single-chip microcontroller passes through data line and power supply 301
It is connected with display 304, the display is connected with power supply, and the power supply is also connected with laser emitter.
Preferably, scale is also equipped on the horizontal polished rod.
Specifically used method:
As shown in Figures 1 to 6, operation consent determines target spot in waist according to the image on patient's lumbar X mating plate, CT film or MRI
The vertical range (l) and puncture angle (tail inclination alpha and leaning angle β) of spatial position, target spot on vertebra to skin surface.When operation
Patient takes prone position prostrate and operating table, and C " arm " anteroposterior position perspective confirmation lesion gap in patient body-surface setting-out a, line b, and is marked
In the sites of the small of the back skin when remembering the perspective of target spot anteroposterior position out, after according to measure and calculate tail inclination angle, leaning angle
And the distance of cephalad translation, at patient back, body surface marking goes out the corresponding region of puncture needle.Utility model device is mobile
Above to patient, 5 angle of locator is adjusted to " 0 degree, 0 degree ".Good 5 center line of the utility model locator of Design and target
The vertical range of point, this distance can be adjusted with the measured value of range finder module.When specific operation, C " arm " machine perspective is set about
The dynamic Y-axis gear frame that adjusts makes guide pipe be right against target spot, and rotates clockwise lock handle for X-axis gear frame in Y-axis gear frame
Relative position it is locked.The distance that Z-axis transmission frame needs to go up and down is inputted on operation panel, is pressed start key motor and is started work
Make, motor drives lead screw to rotate by shaft coupling, and the worm drive between lead screw and feed screw nut make feed screw nut drive push rod
It is mobile, and observe the scale on polished rod, until locator rises to designed position, then observe the aobvious of LED on rangefinder
Registration evidence judges whether to need to be adjusted again；The position of manual slidable adjustment Y-axis gear frame after accurate, Y-axis sliding
Distance and X-axis gear frame center line make leaning angle just be equal to the angle beta of first calculated at a distance from target spot；Manual slidable adjustment
X-axis gear frame makes locator mobile to head, and rotation locking knob is locked, mobile distance and X-axis gear frame to target spot
Distance be angle [alpha] that tail inclination angle is just equal to first calculated.Last medical worker manually adjusts two deflections of X-axis gear frame
Angle demodulator, rotation X-axis rotate angle adjusting knob, locator are made to turn over the angle β around X-axis, and leaning angle can be made to be equal to and calculated
Value, rotation Y-axis rotate angle adjusting knob, make locator around Y-axis rotation alpha angle, tail inclination angle can be made to be equal to calculated value, at this moment led
It is spatially directed toward target spot to pipe, the scale on two angle scales is observed and judges whether space angle is correct, confirm errorless back spin
Turn X-axis rotation locking knob and Y-axis rotation locking knob fixes angle；Lower pin mark is punctured in order to determine, uses Laser emission
Device 408 is projected in patient's back, and shown red dot is exactly the region to be punctured, and suitable puncture needle is finally selected to be worn
Thorn, followed by conventional puncturing operation.
Concrete operating principle:
A kind of novel accurate spinal puncture positioning device of three axis adjustable type, including bracket, Z-axis transmission frame, Y-axis gear frame, X
Axis gear frame, locator, guide pipe；The bracket, which plays the role of supporting as support frame, entirely to be equipped, and Z-axis transmission frame can be with
The height of gear frame and locator, the position of the X-axis gear frame and the adjustable locator of Y-axis gear frame are adjusted by motor
It sets, the locator can be hollow for placing operation puncture needle by rotation adjustment twin shaft angle, the pilot hole,
Rangefinder is measurement and positioning device center at a distance from patient skin surface.The bracket is bolted by aluminum profile, screw
It is linked and packed, a transmission case is placed on rack leg, transmission case is connected and fixed by screw.Bottom is equipped with electricity in transmission case
Machine, motor are fastened in transmission case by screw.The motor uses the stepper motor of model 24HC2308-02, can also
Using the stepper motor of other models, as long as torsion and precision reach requirement, very mature, the city of motor control development at present
Ordinary motor controller can control motor and realize accurate position and speed control on field, not do at this to motor control in detail
It states.The Z-axis transmission frame is screw-threaded shaft elevator, by lead screw, feed screw nut, push rod, linear guide, guide rail slide block and thrust ball axis
Hold composition.Because lead screw transmission has many advantages, such as high-precision, self-locking (when lead angle is less than angle of friction).Silk in the utility model
It is close ball-screw that the diameter of axle is 15mm, accuracy class C3 that thick stick, which uses,.Lead screw bottom end passes through positive coupling and motor
Output end is connected, and lead screw is connect with thrust ball bearing interference, by the way that the circumferentially fixed of bearing, lead screw is fixed in transmission case
The heart.Push rod, which is bolted, to be fixed on feed screw nut, in order to increase the rigidity of pushrod movement, is arranged symmetrically before and after push rod straight
Line upright guide rail, guide rail slide block are connect with feed screw nut screw.It is Y-axis guide rail support base, the installation of support base bottom at the top of push rod
Two parallel vertical polished rods, vertical polished rod pass through the through-hole of transmission case, and the plane of arrangement and linear vertical guide rail of vertical polished rod are flat
Face is vertical, and effect is to further increase rigidity, is carved with scale on one of them vertical polished rod, facilitates observation Z axis moving distance.Institute
Stating Y-axis gear frame is straight horizontal guide rail of the frame between two Z-axis transmission framves, straight horizontal guide rail and Y-axis guide rail support base
Screw connection.The X-axis gear frame is four axis manual telescopic devices, and can be slided on straight horizontal guide rail, at the top of X-axis gear frame
Have a set lever, counterclockwise rotation can by X-axis gear frame in Z axis guide rail locking positioning.The setting of X-axis gear frame side
There is locking knob, rotation, which can clamp polished rod, counterclockwise reaches flexible positioning.It is carved with scale on horizontal polished rod, facilitates observation X-axis
Moving distance.The locator is pilot hole angle adjustment device, and locator is placed on X-axis gear frame top.Locator angle
Adjusting is divided into two sections, and first segment can do 360 degree rotation around X-axis, and side has knob that can lock angle, and second segment can be done around Y-axis
Certain angle adjustment, the angular range of adjustment are that can also expand angle adjusting range as needed between-60-60 jiaos, will revolve
Button tightens angle locking.The guide pipe for fixing puncture needle, guide pipe material selection aluminium alloy or titanium alloy, hole it is interior
Diameter is 2mm, can also be selected according to the diameter of puncture needle, the general big 0.5-1.0mm of aperture ratio puncture needle diameter.The ranging
Instrument is placed on the inside of locator, is connected with screw, control module includes power supply, single-chip microcontroller and display, and laser emitter is used to
It is directed at the target spot of patient, power supply is used to power to single-chip microcontroller, display, laser emitter and rangefinder, and single-chip microcontroller acquires ranging
Range data is sent to display by the data of instrument and processing, and display shows the range data that single-chip microcontroller sends over.It is described
Single-chip microcontroller is one chip microcomputer, and the utility model selects STM32 series monolithic, also may be selected in the market that other are common
Any a single-chip microcontroller.The laser emitter is the lower sensor of common energy, as long as target spot can be directed at.It is described
Rangefinder can make laser range sensor, be also possible to other kinds of distance measuring sensor, it is desirable that small in size, precision is high, right
Patient's fanout free region.The display selects small-sized display screen, and what the utility model was selected is LED screen, naturally it is also possible to
Select other displays, it is desirable that small in size, stable.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (8)
1. a kind of novel accurate spinal puncture positioning device of three axis adjustable type characterized by comprising bracket, Z-axis transmission frame, Y
Axis gear frame, X-axis gear frame, locator are connected with Z-axis transmission frame on the bracket, and Z-axis transmission frame lower end is connected with bracket, Z
Axis gear frame upper end is connected with Y-axis gear frame, and X-axis gear frame is connected on Y-axis gear frame, positioning is connected on X-axis gear frame
Device；The Z-axis transmission frame includes rack leg, motor, and transmission case is connected on the rack leg, is provided with motor in transmission case,
Motor lower end is mounted on rack leg, and motor upper end is connected with screw rod, and feed screw nut is provided on screw rod, is connected on feed screw nut
There is push rod, push rod lower end is connected with feed screw nut, and push rod upper end is connected with Y-axis gear frame；The Y-axis gear frame includes that Y-axis is led
Rail support base, Y-axis guide rail support base lower surface are connected with push rod upper end, and Y-axis guide rail support base side is connected with straight horizontal and leads
Rail is connected with X-axis gear frame on straight horizontal guide rail；The X-axis gear frame includes X-axis attachment base, and X-axis attachment base is sleeved on directly
It is slidably connected on line horizontal guide rail and with straight horizontal guide rail, at least two horizontal polished rods, horizon light is connected on X-axis attachment base
Bar both ends are connect with preceding connecting plate and rear connecting plate respectively, are connected with locator on rear connecting plate；The locator includes rotation
Attachment base, rotation attachment base are connected with rear connecting plate, are rotated and are connected with X-axis rotation angle adjusting knob, X-axis rotation on attachment base
It is connected with connecting column on angular adjustment knob, angle index turntable is connected on connecting column, synchronous rotation is connected on angle index turntable
The guide pipe turned.
2. the accurate spinal puncture positioning device of the novel three axis adjustable type of one kind according to claim 1, it is characterised in that: institute
State and be provided with linear vertical guide rail on the outside of push rod, be provided with upright guide rail sliding block on linear vertical guide rail, upright guide rail sliding block and
Feed screw nut's connection.
3. the accurate spinal puncture positioning device of the novel three axis adjustable type of one kind according to claim 1, it is characterised in that: institute
It states screw lower end to be connected by positive coupling with motor output end, also interference is connected with thrust ball bearing on screw rod.
4. the accurate spinal puncture positioning device of the novel three axis adjustable type of one kind according to claim 1, it is characterised in that: institute
It states Y-axis guide rail support base lower surface and is also connected with two vertical polished rods disposed in parallel, vertical polished rod upper end and Y-axis guide rail support
The connection of seat lower surface, vertical polished rod lower end pass through the through-hole of transmission case, are provided with scale on the vertical polished rod of at least one.
5. the accurate spinal puncture positioning device of the novel three axis adjustable type of one kind according to claim 1, it is characterised in that: institute
It states and is provided with Y-axis lock handle and X-axis locking knob on X-axis attachment base, X-axis rotation locking is provided on the rotation attachment base
Knob.
6. the accurate spinal puncture positioning device of the novel three axis adjustable type of one kind according to claim 1, it is characterised in that: institute
It states and is provided with rangefinder on connecting column side wall, connecting column front end is provided with laser emitter.
7. the accurate spinal puncture positioning device of the novel three axis adjustable type of one kind according to claim 6, it is characterised in that: institute
It states rangefinder to connect by data line with single-chip microcontroller, single-chip microcontroller is connect by data line with power supply and display, the display
It is connected with power supply, the power supply is also connected with laser emitter.
8. the accurate spinal puncture positioning device of the novel three axis adjustable type of one kind according to claim 1, it is characterised in that: institute
It states and is also equipped with scale on horizontal polished rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820252023.5U CN208582511U (en) | 2018-02-12 | 2018-02-12 | A kind of novel accurate spinal puncture positioning device of three axis adjustable type |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820252023.5U CN208582511U (en) | 2018-02-12 | 2018-02-12 | A kind of novel accurate spinal puncture positioning device of three axis adjustable type |
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| CN208582511U true CN208582511U (en) | 2019-03-08 |
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| CN201820252023.5U Active CN208582511U (en) | 2018-02-12 | 2018-02-12 | A kind of novel accurate spinal puncture positioning device of three axis adjustable type |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108210092A (en) * | 2018-02-12 | 2018-06-29 | 史航 | A kind of novel accurate spinal puncture positioning device of three axis adjustable type |
| CN110236655A (en) * | 2019-07-18 | 2019-09-17 | 中国人民解放军陆军特色医学中心 | A kind of laser emitter on ultrasonic guidance device |
-
2018
- 2018-02-12 CN CN201820252023.5U patent/CN208582511U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108210092A (en) * | 2018-02-12 | 2018-06-29 | 史航 | A kind of novel accurate spinal puncture positioning device of three axis adjustable type |
| CN110236655A (en) * | 2019-07-18 | 2019-09-17 | 中国人民解放军陆军特色医学中心 | A kind of laser emitter on ultrasonic guidance device |
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