CN106344128B - A kind of Double-plane probe deflection composite imaging method - Google Patents
A kind of Double-plane probe deflection composite imaging method Download PDFInfo
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- CN106344128B CN106344128B CN201610894288.0A CN201610894288A CN106344128B CN 106344128 B CN106344128 B CN 106344128B CN 201610894288 A CN201610894288 A CN 201610894288A CN 106344128 B CN106344128 B CN 106344128B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T11/00—2D [Two Dimensional] image generation
- G06T11/003—Reconstruction from projections, e.g. tomography
- G06T11/005—Specific pre-processing for tomographic reconstruction, e.g. calibration, source positioning, rebinning, scatter correction, retrospective gating
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
- A61B2017/3413—Needle locating or guiding means guided by ultrasound
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10132—Ultrasound image
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Abstract
A kind of Double-plane probe deflection composite imaging method, successively including being carried out using Double-plane probe, scanning, data deflection is converted, data are compound, data scanning, several steps is imaged.The Double-plane probe deflects in composite imaging method, before carrying out digital scan conversion (DSC) and forming image data, first plane ultrasonic is popped one's head in, the deflection data harness of second plane ultrasonic probe carries out compound, form complex data harness, then digital scan conversion (DSC) is carried out again forms image data, finally it is imaged, in this way by the compound progress before being placed on digital scan conversion (DSC) of data, only carry out simple superposition processing, the complexity of deflection imaging is greatly reduced, to realize that the direction perpendicular to detection position is punctured, reduce the pain of injury of patient, avoid unnecessary damage, it is more safe and reliable.
Description
Technical field
The present invention relates to a kind of ultrasonic imaging methods more particularly to a kind of Double-plane probe to deflect composite imaging method.
Background technique
In ultrasonic scan imaging, need that puncture target and puncture needle is imaged.
For the ultrasonic probe of monoplane, acoustic beam perpendicular to detecting head surface, be acoustic beam along the vertical direction, and puncture needle
The side of plane ultrasonic probe is then set, and when puncture needle is punctured in a manner of perpendicular to detecting head surface, acoustic beam can not be covered
Target and puncture needle are punctured, therefore, in order to obtain the imaging for puncturing target and puncture needle, puncture needle must be in vertical direction with one
Angle is punctured in an inclined manner.
When puncture needle is punctured in an inclined manner, the puncture distance of puncture needle punctures greatly more than vertical, increases patient's
The pain of injury is easy to pierce through some blood vessels in addition, puncture needle has to pass through large area on patient body since angled manner punctures
Or other tissues, cause unnecessary damage.
Some blood vessels or other groups are pierced through to solve the existing puncture of above-mentioned puncture needle inclination puncture apart from larger, easy
The defect knitted, it is natural first choice that puncture needle punctures vertically, still, currently without it is preferable vertical puncture imaging device or
Technology, wherein it is considerably complicated that sixty-four dollar question is that the imaging after deflection is got up, this be our ultrasonic imaging fields always
Endeavour the direction of research.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of Double-plane probes to deflect composite imaging method, this biplane
The complexity of deflection imaging can be greatly reduced in probe deflection composite imaging method, and to be ultimately imaged with better
Authenticity.The technical solution adopted is as follows:
A kind of Double-plane probe deflection composite imaging method, it is characterised in that include the following steps:
(1) carry out scanning using Double-plane probe: the first plane ultrasonic probe, the second plane ultrasonic probe carry out inclined respectively
Turn scanning, covering punctures target and puncture needle；
(2) data deflection transformation: respectively by the first plane ultrasonic probe, the second plane ultrasonic probe original number obtained
Deflection data harness is transformed to according to harness；
(3) data are compound: the deflection data harness of the first plane ultrasonic probe, the second plane ultrasonic probe is answered
It closes, forms complex data harness；
(4) data scanning: digital scan conversion (DSC) is carried out to complex data harness, forms image data；
(5) it is imaged: being imaged according to image data.
In the present invention, puncture needle is punctured with the direction perpendicular to detection position, the first plane ultrasonic probe, second flat
Face ultrasonic probe is swung in opposite directions, deflection scanning is carried out, between overlapping the first plane ultrasonic of covering probe, the second plane ultrasonic probe
Puncture target, by the first plane ultrasonic probe, the second plane ultrasonic probe initial data harness be transformed to deflection data line
Beam, and the progress of the deflection data harness of the two is compound, complex data harness is formed, carries out digital scan conversion again later
(DSC), image data is formed, it is last to be imaged according to image data.Key of the invention is: carrying out digital scan change
It changes (DSC) to be formed before image data, the deflection data harness of the first plane ultrasonic probe, the second plane ultrasonic probe is carried out
It is compound, complex data harness is formed, digital scan conversion (DSC) is then carried out again and forms image data, be finally imaged, this
The compound progress before being placed on digital scan conversion (DSC) of data is only carried out simple superposition processing, significantly subtracted by sample
The complexity of few deflection imaging.
As a preferred solution of the present invention, step (2) data deflection transformation, it is the first plane ultrasonic probe, second flat
Initial data harness is transformed to deflection data harness as follows by face ultrasonic probe:
(2-1) chooses initial data harness B, and initial data harness B and vertical direction are (corresponding to perpendicular to detection position
Direction) there is a deflection angle；
(2-2) assumes that after initial data harness B carries out data deflection transformation be deflection data harness A, deflection data harness A
There is no deflection angle with vertical direction；
(2-3) determines the intersection point collection of initial data harness B Yu deflection data harness A；
(2-4) when the numerical value of certain point P on a certain data line L in deflection data harness A to be determined, in initial data line
The intersection point of beam B is concentrated, and at least four intersection points close to P point are chosen, and forms intersection point group Q, the numerical value of each intersection point in intersection point group Q
It is overlapped respectively multiplied by weighted value, thus obtain the numerical value of P point, and so on, obtain the number of deflection data harness A all the points
Value.
As the further preferred embodiment of the present invention, in the step (2-4), weighted value is according to each intersection point in intersection point group
The distance between P point carries out weight distribution.
It is overlapped above by intersection point is chosen in initial data harness B, to determine a certain data in deflection data harness A
The numerical value of certain point P on line L achievees the effect that deflection transformation, while retaining minutia to greatest extent again, so that being ultimately imaged
With better authenticity.
It is preferred that the Double-plane probe in above-mentioned steps (1), including it is shell, the first plane ultrasonic probe, puncture needle, second flat
Face ultrasonic probe and probe swing mechanism；Swing mechanism installation pop one's head in the shell, it is first plane ultrasonic probe, second flat
Face ultrasonic probe is disposed side by side on the bottom surface of shell, between having between the first plane ultrasonic probe and the second plane ultrasonic probe
Gap, and the power output end of the first plane ultrasonic probe, the second plane ultrasonic probe with probe swing mechanism is sequentially connected；
Shell, which is equipped with, punctures pilot hole, between puncture pilot hole is between the first plane ultrasonic probe and the second plane ultrasonic probe
Gap, and bottom surface of the axis perpendicular to shell of pilot hole is punctured, puncture needle, which is in, to be punctured in pilot hole.By setting on the shell
Two the first plane ultrasonic probe, the second plane ultrasonic probes side by side are set, and pilot hole setting will be punctured and surpassed in the first plane
Gap between sonic probe, the second plane ultrasonic probe, puncture needle, which is inserted into, to be punctured in pilot hole, and puncture needle is perpendicular to detection
The direction at position is punctured and (is perpendicular to the bottom surface of shell), then drives the first plane ultrasonic to visit by probe swing mechanism
Head, the opposite swing of the second plane ultrasonic probe, carry out deflection scanning, and overlapping the first plane ultrasonic of covering probe, the second plane are super
Puncture target between sonic probe, the first plane ultrasonic probe, the second plane ultrasonic probe obtain initial data harness respectively.
Further preferred above-mentioned probe swing mechanism is gear drive, and gear drive includes the first sliding tooth
Wheel, the first transmission gear, the second transmission gear, the second driving gear, the first drive shaft, the first transmission shaft, second driving shaft, the
Two drive shafts, the first driving gear, the first transmission gear, the second transmission gear, the second driving gear pass through the first driving respectively
On the housing, first drives gear, the first driving cog for axis, the first transmission shaft, second driving shaft, the installation of the second drive shaft
Wheel, the second transmission gear, the second driving gear successively engage, and the first drive shaft and first plane ultrasonic probe connect, the
Two drive shafts and second plane ultrasonic probe connect.
Compared with the prior art, the invention has the following advantages:
The present invention is before carrying out digital scan conversion (DSC) and forming image data, by the first plane ultrasonic probe, second
The deflection data harness progress of plane ultrasonic probe is compound, forms complex data harness, then carries out digital scan conversion again
(DSC) image data is formed, is finally imaged, the compound of data is placed on digital scan conversion (DSC) progress before in this way,
Simple superposition processing is only carried out, the complexity of deflection imaging is greatly reduced.
Detailed description of the invention
Fig. 1 is the Irnaging procedures figure of the preferred embodiment for the present invention；
Fig. 2 is the schematic diagram of the numerical value of certain point P on a certain data line L in determining deflection data harness A；
Fig. 3 is the structural schematic diagram of Double-plane probe；
Fig. 4 be Fig. 3 along the sectional view of A-A.
Specific embodiment
It is described further with reference to the accompanying drawing with the preferred embodiment of the present invention.
As shown in Figure 1, this Double-plane probe deflects composite imaging method, include the following steps:
(1) carry out scanning using Double-plane probe: the first plane ultrasonic probe, the second plane ultrasonic probe carry out inclined respectively
Turn scanning, covering punctures target and puncture needle；
(2) data deflection transformation: respectively by the first plane ultrasonic probe, the second plane ultrasonic probe original number obtained
Deflection data harness is transformed to according to harness；First plane ultrasonic probe, the second plane ultrasonic probe as follows will be original
Data harness is transformed to deflection data harness:
(2-1) chooses initial data harness B, and initial data harness B and vertical direction have a deflection angle；
(2-2) assumes that after initial data harness B carries out data deflection transformation be deflection data harness A, deflection data harness A
There is no deflection angle with vertical direction；
(2-3) determines the intersection point collection of initial data harness B Yu deflection data harness A；
(2-4) as shown in Fig. 2, when the numerical value of certain point P on a certain data line L in deflection data harness A to be determined,
The intersection point of initial data harness B is concentrated, and at least four intersection points close to P point are chosen, and forms intersection point group Q, each in intersection point group Q
The numerical value of intersection point is overlapped multiplied by weighted value respectively, thus obtain the numerical value of P point, and so on, obtain deflection data harness A
The numerical value of all the points, wherein weighted value carries out weight distribution according to the distance between each intersection point in intersection point group and P point；
(3) data are compound: the deflection data harness of the first plane ultrasonic probe, the second plane ultrasonic probe is answered
It closes, forms complex data harness；
(4) data scanning: digital scan conversion is carried out to complex data harness, forms image data；
(5) it is imaged: being imaged according to image data.
As shown in Figure 3, Figure 4, above-mentioned Double-plane probe, including shell 1, the first plane ultrasonic probe 2, puncture needle 3, second
Plane ultrasonic probe 4 and gear drive 5；First plane ultrasonic the 2, second plane ultrasonic of probe probe 4 is arranged side by side outside
On the bottom surface of shell 1, there is gap between the first plane ultrasonic probe 2 and the second plane ultrasonic probe 4；Gear drive 5 includes
First driving gear 501, the first transmission gear 502, the second transmission gear 503, second drive gear 504, the first drive shaft
505, the first transmission shaft 506, second driving shaft 507, the second drive shaft 508 and adjusting knob 509, adjusting knob 509 are equipped with
Scale, the first driving gear 501, the first transmission gear 502, the second transmission gear 503, second driving gear 504 pass through respectively
First drive shaft 505, the first transmission shaft 506, second driving shaft 507, the second drive shaft 508 are mounted on shell 1, the first driving
Gear 501, the first transmission gear 502, the second transmission gear 503, second driving gear 504 successively engage, the first drive shaft 505
It is connect with the first plane ultrasonic probe 2, the second drive shaft 508 is connect with the second plane ultrasonic probe 4, and adjusting knob 509 is installed
On the outer end of second driving shaft 507；Shell 1, which is equipped with, punctures pilot hole 6, punctures pilot hole 6 and is in the first plane ultrasonic probe 2
Gap between the second plane ultrasonic probe 4, and punctures bottom surface of the axis perpendicular to shell 1 of pilot hole 6, puncture needle 3
In puncture pilot hole 6.
Above-mentioned first plane ultrasonic pops one's head in the 2, second plane ultrasonic probe 4 can be by independent one big array element ultrasonic probe
It constitutes；Above-mentioned first plane ultrasonic pops one's head in the 2, second plane ultrasonic probe 4 also can be by two independent small array element ultrasounds spies
Head is constituted, one of them small array element ultrasonic probe is used for vertical scanning, another small array element ultrasonic probe is for deflecting scanning, so
After carry out it is compound, to expand imaging area.
The present embodiment carry out digital scan conversion (DSC) formed image data before, by the first plane ultrasonic pop one's head in 2,
The deflection data harness progress of second plane ultrasonic probe 4 is compound, forms complex data harness, then carries out digital scan change again
It changes (DSC) and forms image data, be finally imaged, in this way by the compound advance for being placed on digital scan conversion (DSC) of data
Row, only carries out simple superposition processing, and the complexity of deflection imaging is greatly reduced.
In addition, it should be noted that, the specific embodiments described in this specification, each section title etc. can not
Together, the equivalent or simple change that all structure, feature and principles described according to the invention patent design are done, is included in the present invention
In the protection scope of patent.Those skilled in the art can do described specific embodiment various each
The mode that the modify or supplement or adopt of sample is similar substitutes, and without departing from structure of the invention or surmounts the claims
Defined range, is within the scope of protection of the invention.
Claims (2)
1. a kind of Double-plane probe deflects composite imaging method, it is characterised in that include the following steps:
(1) data deflection transformation: respectively by the first plane ultrasonic probe, the second plane ultrasonic probe initial data line obtained
Beam is transformed to deflection data harness；Wherein, the first plane ultrasonic probe, the second plane ultrasonic probe as follows will be original
Data harness is transformed to deflection data harness:
(1-1) chooses initial data harness B, and initial data harness B and vertical direction have a deflection angle；
(1-2) assumes to be deflection data harness A after initial data harness B carries out data deflection transformation, deflection data harness A and perpendicular
Histogram is to no deflection angle；
(1-3) determines the intersection point collection of initial data harness B Yu deflection data harness A；
(1-4) when the numerical value of certain point P on a certain data line L in deflection data harness A to be determined, in initial data harness B
Intersection point concentrate, choose at least four intersection points close to P point, form intersection point group Q, the numerical value point of each intersection point in intersection point group Q
It is not overlapped multiplied by weighted value, thus obtain the numerical value of P point, and so on, obtain the number of deflection data harness A all the points
Value；
(2) data are compound: the deflection data harness of the first plane ultrasonic probe, the second plane ultrasonic probe is carried out compound, shape
At complex data harness；
(3) data scanning: digital scan conversion is carried out to complex data harness, forms image data；
(4) it is imaged: being imaged according to image data.
2. Double-plane probe as described in claim 1 deflects composite imaging method, it is characterised in that: in the step (1-4),
Weighted value carries out weight distribution according to the distance between each intersection point in intersection point group and P point.
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| CN201610894288.0A CN106344128B (en) | 2016-10-14 | 2016-10-14 | A kind of Double-plane probe deflection composite imaging method |
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| CN201610894288.0A CN106344128B (en) | 2016-10-14 | 2016-10-14 | A kind of Double-plane probe deflection composite imaging method |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101744639A (en) * | 2008-12-19 | 2010-06-23 | Ge医疗系统环球技术有限公司 | Ultrasonic imaging method and device |
| CN101866480A (en) * | 2009-04-15 | 2010-10-20 | 深圳迈瑞生物医疗电子股份有限公司 | Frame correlation processing method and system in spatial compound imaging |
| CN104814763A (en) * | 2015-04-30 | 2015-08-05 | 武汉超信电子工程有限公司 | Space compound medical ultrasonic imaging method |
| CN105596030A (en) * | 2015-12-22 | 2016-05-25 | 汕头市超声仪器研究所有限公司 | Full-automatic puncture needle developing enhancing method based on pattern recognition |
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- 2016-10-14 CN CN201610894288.0A patent/CN106344128B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101744639A (en) * | 2008-12-19 | 2010-06-23 | Ge医疗系统环球技术有限公司 | Ultrasonic imaging method and device |
| CN101866480A (en) * | 2009-04-15 | 2010-10-20 | 深圳迈瑞生物医疗电子股份有限公司 | Frame correlation processing method and system in spatial compound imaging |
| CN104814763A (en) * | 2015-04-30 | 2015-08-05 | 武汉超信电子工程有限公司 | Space compound medical ultrasonic imaging method |
| CN105596030A (en) * | 2015-12-22 | 2016-05-25 | 汕头市超声仪器研究所有限公司 | Full-automatic puncture needle developing enhancing method based on pattern recognition |
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Address after: 515041 No. 77 Jinsha Road, Guangdong, Shantou Patentee after: Shantou Ultrasonic Instrument Research Institute Co., Ltd Address before: 515041 No. 77 Jinsha Road, Jinping District, Guangdong, Shantou Patentee before: SHANTOU INSTITUTE OF ULTRASONIC INSTRUMENTS Co.,Ltd. |