CN207186642U - Hand-held CT localised puncture digital display angle guiding devices - Google Patents
Hand-held CT localised puncture digital display angle guiding devices Download PDFInfo
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- CN207186642U CN207186642U CN201720219165.7U CN201720219165U CN207186642U CN 207186642 U CN207186642 U CN 207186642U CN 201720219165 U CN201720219165 U CN 201720219165U CN 207186642 U CN207186642 U CN 207186642U
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- angular adjustment
- adjustment bar
- guide ribs
- bar
- digital display
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Abstract
The utility model discloses two kinds of hand-held CT localised puncture digital display angle guiding devices, including fix bar or fixed plate, angular adjustment bar, extension rod, guide ribs, horizontally or vertically calibrator unit, arc track, it is connected to arc track circle centre position in the middle part of angular adjustment bar and can be rotated around the center of circle, fixed component is provided with angular adjustment bar, fixed component is used to angular adjustment bar being fixed on angular adjustment part, digital angle instrument is provided with angular adjustment bar, extension rod one end is connected with angular adjustment bar, the other end is connected with guide ribs, the guiding groove parallel with angular adjustment bar or guide through hole are provided with guide ribs, horizontally or vertically calibrator unit is fixed in fix bar or fixed plate.The utility model using digital display type inclinometer can quickly and accurately angles of display value, substantially increase manipulation accuracy；Designed by extension rod and guide ribs, can ensure to puncture the accurate angle needed and depth simultaneously, it is easy to operate, it is simple in construction.
Description
Technical field
The utility model belongs to technical field of medical instruments, and in particular to two kinds are capable of numerical monitor angle, for CT
Position the guiding equipment of the puncture angles such as lung, liver.
Background technology
Medical development makes rapid progress at present, and swollen thing of various internal organs deep tissues such as Lung neoplasm, liver etc. needs aspiration biopsy to obtain
Pathological tissue carries out related PCI, need to much be carried out under computed tomography (CT) guiding, CT related softwares
Needle angle and depth can be accurately measured in corresponding tomography optimum puncturing point, but only be difficult accurately by predetermined with operator's experience
Angle is punctured to desired depth, and particularly site of puncture is deeper, the inclined least bit of angle, leading to great error；And it can not allow more
People grasps this technology.In clinic, also someone aids in puncturing by some easy positioners, but these devices or it is more or
It is few all to there are problems that：Such as lead to not very much regulation level greatly with human contact's area, or puncture needle exists with spacer
On same plane, when puncturing, spacer is easily formed to puncture path hinders.In addition, existing angle positioning device is using quarter
Dial-type, scale division are mostly 1 degree, and precision is relatively low, due to relying on artificial reading angular reading, can undoubtedly bring certain mistake
Difference, it is impossible to meet High-precision angle value needs.
The content of the invention
To solve the above problems, the utility model discloses the guiding of the hand-held CT localised punctures digital display angle of brand-new design
Device, puncture path forms a certain distance with angular adjustment plane on the basis of keeping parallelism, and can be formed with human body
Point contact, further employing digital display angle instrument realizes the numerical monitor of angle.
In order to reach object above, the utility model provides following technical scheme：
Hand-held CT localised puncture digital display angle guiding devices, including fixed plate, angular adjustment bar, extension rod, guide ribs, water
Flat or vertical calibration part, arc track is provided with the fixed plate, is connected in the middle part of the angular adjustment bar in fixed plate
Arc track circle centre position and it can be rotated around the center of circle, angular adjustment bar can be moved arcuately track, be provided with angular adjustment bar
Fixed component, fixed component are used to angular adjustment bar being fixed on arc track, and digital angle is provided with angular adjustment bar
Instrument, described extension rod one end are connected with angular adjustment bar, and the other end is connected with guide ribs, and guiding groove is provided with the guide ribs
Or guide through hole, the guiding groove or guide through hole are parallel with angular adjustment bar, and the horizontally or vertically calibrator unit is fixed on
In fixed plate.
Another hand-held CT localised punctures digital display angle guiding device, including fix bar, angular adjustment bar, extension rod, draw
Sliver, horizontally or vertically calibrator unit, in addition to arc track, the fix bar are connected with arc track, the angular adjustment
It is connected to arc track circle centre position in fix bar in the middle part of bar and can be rotated around the center of circle, angular adjustment bar passes through fixed component and arc
Track is connected, and angular adjustment bar one end can arcuately track be moved with fixed component, and digital angle is provided with angular adjustment bar
Instrument is spent, described extension rod one end is connected with angular adjustment bar, and the other end is connected with guide ribs, and guiding is provided with the guide ribs
Groove or guide through hole, the guiding groove or guide through hole are parallel with angular adjustment bar, and the horizontally or vertically calibrator unit is fixed
In fix bar.
As the improvement of another hand-held CT localised punctures digital display angle guiding device, the fix bar passes through fixed component
It is connected with arc track, fix bar one end can arcuately track moves with fixed component.
Further, the extension rod can rotate around angular adjustment bar bottom.
Further, the extension rod and guide ribs are detachable connection, or extension rod is removable with angular adjustment bar
Unload formula connection.
Further, the fixed component includes knob, and the knob includes screw rod and swivel head, described screw rod one end with
Angular adjustment bar or fix bar connection, the other end are connected with swivel head, and the screw rod is through arc track and can move wherein
It is dynamic.
Further, the display screen of the digital angle instrument is arranged in angular adjustment bar or fix bar or fixed plate.
Further, the regulation angular range of the fix bar or fixed plate is preferred for 90 °.
Further, it is provided with scale in the guide ribs.
Further, the guide ribs bottom is less than at the top of angular adjustment bar bottom, or guide ribs and is higher than angular adjustment bar
Top.
Compared with prior art, the utility model has the following advantages that and beneficial effect：
Using digital display type inclinometer can quickly and accurately angles of display value, substantially increase the accuracy of operation；Pass through
Extension rod and guide ribs design, make puncture needle course can either and can parallel with angular adjustment bar it is enough with protractor holding one
Set a distance, it can ensure to puncture the accurate angle needed and depth simultaneously, it is easy to operate, it is simple in construction；Guiding device is small-sized, with
Human body forms point contact, is easy to adjust leveling feature keep level；Because extension rod can rotate around angular adjustment bar,
It is convenient to carry out puncture procedure in diverse location.This guiding device is mainly used in the puncturing operations such as CT positioning lung, liver, and can derive and answer
Angularly guided for orthopedic spinal, pedicle of vertebral arch, intervertebral foramen, brain, kidney in equipment.
Brief description of the drawings
Fig. 1 is the hand-held CT localised puncture digital display angle guiding device front views that embodiment one provides.
Fig. 2 is Fig. 1 side views.
Fig. 3 is leveling feature top view.
Fig. 4 is guide ribs sectional view in embodiment one.
Fig. 5 is the hand-held CT localised puncture digital display angle guiding device front views that embodiment two provides.
Fig. 6 is Fig. 5 side views.
Fig. 7 is guide ribs sectional view in embodiment three.
Description of reference numerals：
1- angular adjustment bars, 2- fixed plates, 3- extension rods, 4- guide ribs, 5- leveling features, 501- level meters face
Plate, 502- first bubble level meters, the air-bubble levels of 503- second, 6- knobs, 601- screw rods, 602- swivel heads, 7- curved tracks
Road, 8- rotating shafts, 9- digital angle instrument, 10- display screens, 11- fix bars, the horizontal level meters of 12-, 13- vertical levels, 14- are recessed
Groove.
Embodiment
With reference to the accompanying drawings and detailed description, the utility model is furtherd elucidate, it should be understood that following specific embodiment parties
Formula is merely to illustrate the utility model rather than limitation the scope of the utility model.
Embodiment one：
Hand-held CT localised puncture digital display angle guiding devices as shown in Figure 1 to 4, including fixed plate 2, angular adjustment bar
1st, extension rod 3, guide ribs 4, leveling feature 5, leveling feature 5 are fixed in fixed plate and vertical with fixed plate.Gu
Fixed board is 90 degree fan-shaped, and one end is 90 degree, and one end is 0 degree, as needed, fixed plate it can also be provided that greater or lesser angle
Degree, such as 180 degree.Angular adjustment bar 1 is connected at the fixed plate center of circle 2 by rotating shaft 8, and angular adjustment bar 1 can be around the fixed plate center of circle
Rotate, be provided with digital angle instrument 9 on angular adjustment bar, the display screen 10 of digital angle instrument may be provided on angular adjustment bar or
Fixed plate front lower section（As shown in Figure 1）There is data connection between digital angle instrument and display screen, pass through digital angle instrument energy
Enough it is accurately obtained angular adjustment bar current angular and shows on a display screen.Digital angle instrument is existing in daily life
, based on digital angle instrument, the Digit Display Angle Ruler of the principles such as disk and disc reading information, brushing piece and fixed carbon resister, it is attached to
The requires of the utility model can be met on angular adjustment bar, precision is up to more than 0.1 degree.Fixation is provided with angular adjustment bar 1
Part, fixed component can be contacted or connected with fixed plate, and for angular adjustment bar to be fixed on into fixed plate, fixed component can
Using buckle, magnetic absorption member, stick etc., fixed component is knob 6 in this example, and knob 6 is connected with angular adjustment bar, by turning rotation
Angular adjustment bar can be fixed in fixed plate by button.Arc track 7 is provided with fixed plate 2, the track hollow out, the center of circle is with consolidating
The fixed board center of circle is identical.And knob 6 specifically includes screw rod 601 and swivel head 602, swivel head 602 is located at fixed plate back or front
（It is front in this example）, screw rod 601 passes through arc track, and its one end is connected with angular adjustment bar, and the other end is connected with swivel head.
When knob unclamps, with the angular adjustment of angular adjustment bar, screw rod 601 is moved so as to drive angle in hollow swing-around trajectory
Arcuately track moves on adjusting rod top, and screw rod can make the movement of angular adjustment bar more accurate.
One end of extension rod 3 is connected with angular adjustment bar 1, and the other end is connected with guide ribs 4, and guide ribs 4 are worn for guiding
The direction of pricker.Extension rod can be connected to angular adjustment bar bottom, can also be connected to the top of angular adjustment bar, need to only fit
When the position of adjustment level meter and digital display instrument.It is provided with guiding groove 401 as shown in Figure 4 in guide ribs, guiding groove should be with
Angular adjustment bar is parallel, when guiding groove Cross section Design is regular symmetric figure, the foregoing parallel center for referring to guiding groove
The centerline parallel of line and angular adjustment bar, when guiding slot cross-section irregular, it should at least make puncture needle course and angle
Adjusting rod direction is parallel.Because extension rod has certain length so that guide ribs keep certain distance with fixed plate, will not hinder
The puncture of puncture needle.Guiding groove forms open puncture needle placement region, is easy to insert puncture needle in guiding groove, guiding groove
Section is preferred with arc, is adapted with the external surface shape of puncture needle, is easy to be accurately positioned.The big I of guiding groove is worn according to difference
Thorn needs to be designed as different thicknesses, is used for fixed puncture further according to needing can install fixing apparatus for puncture needle on guiding groove
Pin, such as Small clamp, slot length is guided to be designed as regular length（Such as Lung neoplasm guiding puncture slot length 2cm, internal diameter 18G---
22G）It is preferred, calculates and deduct when being easy to puncture.
As an improvement, extension rod can rotate around angular adjustment bar bottom.Specifically, extension rod is connected with sleeve, institute
State angular adjustment bar bottom be arranged in sleeve and can 360 ° of freely activities, it is convenient to carry out puncture procedure in diverse location, but
It is preferred with fixed vertical position.
Because digital angle instrument should not sterilize, therefore detachable connection is arranged between extension rod and guide ribs, so
Guide ribs can be pulled down from guiding device after the completion of puncture, be convenient for sterilizing.Can also be by extension rod and angular adjustment bar
Detachable connection, guide ribs and extension rod sterilization can be pulled down from guiding device after the completion of puncture.Junction should not use spiral shell
Connection or other face of cylinder connected modes are revolved, in case in operation, extension rod or guide ribs easily rotate or change direction causes not
Beneficial to operation.
As shown in Figure 1, Figure 3, leveling feature is fixed on fixed plate front, and leveling feature can directly use market
On the horizontal alignment instrument that can buy, leveling feature regulation own level, so as to ensure the vertical of fixed plate direction.It is horizontal
Calibrator unit can also be fixed on fixed back, and benefit is that fixed plate bottom can be made to be fixed on front compared with leveling feature
When it is narrower.In this example, as shown in figure 4, leveling feature includes level meter panel 501, and level meter panel 501 is arranged on
On the air-bubble level 503 of first bubble level meter 502 and second, level meter panel is vertically connected in fixed plate, the first gas
Soaked level and the second air-bubble level are perpendicular to one another, wherein, first bubble level meter is vertical with fixed plate, the second bubble level
Instrument is parallel with fixed plate.By two level meters can simultaneously detection level instrument panel it is whether parallel with CT bed surfaces, can also protect
Puncture needle is demonstrate,proved not to human body head pin direction deflection.
As an improvement, being additionally provided with length scale in guide ribs 4, scale can be arranged on guide ribs outer surface, or
In guiding groove, person's observation easy to operation.
In addition, the bottom of guide ribs 4 should be less than the bottom of angular adjustment bar 1, there was only guide ribs bottom when so operating this guiding device
Portion contacts with human body surface so that guiding device forms point contact with human body, is easy to adjust leveling feature keep level.When
When extension rod is connected at the top of angular adjustment bar, it should be higher than that at the top of guide ribs at the top of angular adjustment bar.
During using this guiding device, angular adjustment bar is moved on into predetermined angular, while the display screen display of digital display angle instrument
Respective angles, when reaching predetermined angular, angular adjustment bar is fixed by tightening fixed knob.Guide ribs bottom is against people
Body surface face, make guiding groove lower central point contact and be directed at point of puncture, finely tune fixed plate general direction and observe horizontal alignment portion
Part, leveling feature is made to be horizontal, so as to make fixed plate holding and horizontal plane.Operator holds puncture needle edge
Guiding groove in guide ribs is travelled downwardly, and bootstrap bar bottom is pierced into human body, and puncture needle is put down with angular adjustment bar in puncture process
OK, paracentesis depth is the depth of CT amount of software plus guiding slot length.After puncture needle abuts guiding groove inserting needle to desired depth, tear open
Unload guide ribs（Or guide ribs and extension rod）, remove guiding device remaining part.
Embodiment two：
Hand-held CT localised puncture digital display angle guiding devices as shown in figures 5 and 6, including fix bar 11, arc track
7th, angular adjustment bar 1, extension rod 3, guide ribs 4, vertical calibration part, substantially 90 degree of arc track radian, as needed, arc
Shape track is it can also be provided that greater or lesser radian, such as 180 degree.The center of circle of arc track is arranged in fix bar, with turning
The center of circle of axle 8 is identical, and angular adjustment bar 1 is connected to circle centre position by rotating shaft 8.Identical with embodiment one, angular adjustment bar 1 can be around
The arc track center of circle is rotated, and the one end of fix bar 11 is connected on arc track by fixed component, and the fixed component is with implementing
The fixed component being connected in example one on angular adjustment bar is identical, can also use knob 6, and swivel head may be provided at fix bar just
Face or the back side, knob include screw rod and swivel head, and screw rod one end is connected with fix bar, and the other end is connected with swivel head, and screw rod is worn
Cross arc track and can be movable within.Fixed component is fixed in fix bar 11, and can in the loosened condition arcuately
Track moves, and so, fix bar one end can also arcuately track moves with fixed component.Either move angle adjusting rod is also
It is relative position of the fix bar on arc track, the angle between angle adjusting rod and fix bar can be adjusted.Angle is adjusted
Digital angle instrument 9 is provided with pole, the display screen 10 of digital angle instrument may be provided on angular adjustment bar or fix bar front
（Also may be used at the back side）Lower section（As shown in Figure 1）There is data connection between digital angle instrument and display screen.In order to allow angular adjustment
Bar is swimmingly moved to 90 ° from 0 °, and a groove 14, the rotation in fix bar are provided with fix bar and arc track link position
Button edge is jagged, and groove design and breach are designed to allow angular adjustment bar to rotate to level.Vertical calibration part is consolidated
It is scheduled in fix bar.As shown in figure 5, vertical calibration part includes a horizontal level meter and a vertical levels, horizontal level meter
Laterally set, vertical levels are longitudinally disposed, and they are perpendicular to one another, can be used in calibrating vertical plane.Vertical calibration portion in this example
Part also can be replaced the leveling feature 5 in embodiment one, and leveling feature 5 is perpendicular to fix bar.Likewise, in this example
Vertical calibration part, which can be used in embodiment one, to be used to replace leveling feature.Remaining technical characteristic is with implementing in this example
Example one is identical.
During using this guiding device, angular adjustment bar is moved on into predetermined angular, while the display screen display of digital display angle instrument
Respective angles, when reaching predetermined angular, angular adjustment bar is fixed by tightening the fixed knob on angular adjustment bar.It will draw
Sliver bottom is against human body surface, makes guiding groove lower central point contact and is directed at point of puncture, finely tunes this guiding device general direction
And horizontal or vertical calibrator unit is observed, make vertical calibration part in vertical position or make leveling feature be in horizontal position
Put, so as to make angular adjustment plane in this guiding device（The plane that i.e. arc track and fix bar are formed）Holding is hung down with horizontal plane
Directly.Operator holds puncture needle and travelled downwardly along the guiding groove in guide ribs, bootstrap bar bottom piercing human body, in puncture process
Puncture needle is parallel with angular adjustment bar, and paracentesis depth adds guiding slot length for the depth of CT amount of software.Puncture needle is against guiding
After groove inserting needle to desired depth, lower guide ribs are dismantled（Or guide ribs and extension rod）, remove guiding device remaining part.
Embodiment three：
As the improvement of embodiment one and embodiment two, this example realizes another embodiment in guide ribs.With reality
It is different to apply guiding groove in example one and two, guide through hole 402 as shown in Figure 7 is provided with guide ribs.Guide through hole all should be with angle
It is parallel to spend adjusting rod, it is foregoing parallel to refer in guide through hole when guide through hole Cross section Design is regular symmetric figure
The centerline parallel of heart line and angular adjustment bar, when guide through hole section is irregular, should at least make puncture needle course with
Angular adjustment bar direction is parallel.Puncture needle needs to penetrate guide through hole from one and punctured, guide through hole section with circular or
Ellipse is preferred, at least at it with including one section of arc on puncture needle contact surface so that contact surface can be with the appearance of puncture needle
Face shape is adapted, and is easy to be accurately positioned.The big I of guide through hole needs to be designed as different thicknesses according to different punctures, and guiding is logical
Hole length is to be designed as regular length（Such as Lung neoplasm guiding puncture through hole length 2cm, internal diameter 18G---22G）It is preferred, is easy to wear
Calculate and deduct during thorn.Remaining technical characteristic is identical with embodiment one and embodiment two in this example.
During using this guiding device, angular adjustment bar is moved on into predetermined angular, while the display screen display of digital display angle instrument
Respective angles, when reaching predetermined angular, angular adjustment bar is fixed by tightening fixed knob.Guide ribs bottom is against people
Body surface face, make guide through hole lower central point contact and be directed at point of puncture, finely tune this guiding device general direction and make this guiding device
Middle angular adjustment part is kept and horizontal plane.Operator holds puncture needle and penetrated along guide through hole one to advance still further below,
Bootstrap bar bottom is pierced into human body, and puncture needle is parallel with angular adjustment bar in puncture process, and paracentesis depth is the depth of CT amount of software
Degree adds guide through hole length.After puncture needle abuts guide through hole inserting needle to desired depth, lower guide ribs are dismantled（Or guide ribs and
Extension rod）, remove guiding device remaining part.
Technological means disclosed in the utility model is not limited only to the technological means disclosed in above-mentioned embodiment, also
Including being combined formed technical scheme by above technical characteristic.It should be pointed out that the ordinary skill for the art
For personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these are improved and profit
Decorations are also considered as the scope of protection of the utility model.
Claims (10)
1. hand-held CT localised puncture digital display angle guiding devices, it is characterised in that：Including fixed plate, angular adjustment bar, extension rod,
Guide ribs, horizontally or vertically calibrator unit, arc track is provided with the fixed plate, is connected in the middle part of the angular adjustment bar
Arc track circle centre position and it can be rotated in fixed plate around the center of circle, angular adjustment bar can be moved arcuately track, angular adjustment bar
On be provided with fixed component, fixed component is used to angular adjustment bar being fixed on arc track, is provided with angular adjustment bar
Digital angle instrument, described extension rod one end are connected with angular adjustment bar, and the other end is connected with guide ribs, is set in the guide ribs
There are guiding groove or guide through hole, the guiding groove or guide through hole are parallel with angular adjustment bar, the horizontally or vertically calibration portion
Part is fixed in fixed plate.
2. hand-held CT localised puncture digital display angle guiding devices, it is characterised in that：Including fix bar, angular adjustment bar, extension rod,
Guide ribs, horizontally or vertically calibrator unit, in addition to arc track, the fix bar are connected with arc track, and the angle is adjusted
It is connected to arc track circle centre position in fix bar in the middle part of pole and can be rotated around the center of circle, angular adjustment bar passes through fixed component and arc
Shape track is connected, and angular adjustment bar one end can arcuately track be moved with fixed component, and numeral is provided with angular adjustment bar
Inclinometer, described extension rod one end are connected with angular adjustment bar, and the other end is connected with guide ribs, is provided with and is drawn in the guide ribs
Guide groove or guide through hole, the guiding groove or guide through hole are parallel with angular adjustment bar, and the horizontally or vertically calibrator unit is consolidated
It is scheduled in fix bar.
3. hand-held CT localised punctures digital display angle guiding device according to claim 2, it is characterised in that：The fix bar
It is connected by fixed component with arc track, fix bar one end can arcuately track moves with fixed component.
4. the hand-held CT localised puncture digital display angle guiding devices according to any one in claims 1 to 3, its feature exist
In：The extension rod can rotate around angular adjustment bar.
5. the hand-held CT localised puncture digital display angle guiding devices according to any one in claims 1 to 3, its feature exist
In：The extension rod is detachable connection with guide ribs, or extension rod and angular adjustment bar are detachable connection.
6. the hand-held CT localised puncture digital display angle guiding devices according to any one in claims 1 to 3, its feature exist
In：The fixed component includes knob, and the knob includes screw rod and swivel head, described screw rod one end and angular adjustment bar or solid
Fixed pole is connected, and the other end is connected with swivel head, and the screw rod passes through arc track and can be movable within.
7. the hand-held CT localised puncture digital display angle guiding devices according to any one in claims 1 to 3, its feature exist
In：The display screen of the digital angle instrument is arranged in angular adjustment bar or fix bar or fixed plate.
8. the hand-held CT localised puncture digital display angle guiding devices according to any one in claims 1 to 3, its feature exist
In：The regulation angular range of the fixed plate or fix bar is 90 °.
9. the hand-held CT localised puncture digital display angle guiding devices according to any one in claims 1 to 3, its feature exist
In：Scale is provided with the guide ribs.
10. the hand-held CT localised puncture digital display angle guiding devices according to any one in claims 1 to 3, its feature
It is：The guide ribs bottom is less than at the top of angular adjustment bar bottom, or guide ribs higher than at the top of angular adjustment bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720219165.7U CN207186642U (en) | 2017-03-08 | 2017-03-08 | Hand-held CT localised puncture digital display angle guiding devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720219165.7U CN207186642U (en) | 2017-03-08 | 2017-03-08 | Hand-held CT localised puncture digital display angle guiding devices |
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| Publication Number | Publication Date |
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| CN207186642U true CN207186642U (en) | 2018-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720219165.7U Expired - Fee Related CN207186642U (en) | 2017-03-08 | 2017-03-08 | Hand-held CT localised puncture digital display angle guiding devices |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109580365A (en) * | 2018-10-19 | 2019-04-05 | 中国科学院地质与地球物理研究所 | High energy acclerator CT rock mechanics testing system |
| CN109907839A (en) * | 2019-03-29 | 2019-06-21 | 南京市第一医院 | A kind of positioning device for the guidance of patient's puncture angle |
| CN113288364A (en) * | 2021-06-01 | 2021-08-24 | 伍国锋 | Guiding method and puncture guiding instrument based on plane circular theory craniocerebral focus |
-
2017
- 2017-03-08 CN CN201720219165.7U patent/CN207186642U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109580365A (en) * | 2018-10-19 | 2019-04-05 | 中国科学院地质与地球物理研究所 | High energy acclerator CT rock mechanics testing system |
| CN109907839A (en) * | 2019-03-29 | 2019-06-21 | 南京市第一医院 | A kind of positioning device for the guidance of patient's puncture angle |
| CN113288364A (en) * | 2021-06-01 | 2021-08-24 | 伍国锋 | Guiding method and puncture guiding instrument based on plane circular theory craniocerebral focus |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180406 Termination date: 20210308 |
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| CF01 | Termination of patent right due to non-payment of annual fee |