CN109864820A - One kind mapping mixed positioning navigation system based on CT threedimensional model - Google Patents
One kind mapping mixed positioning navigation system based on CT threedimensional model Download PDFInfo
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- 238000013507 mapping Methods 0.000 title claims abstract description 11
- 239000000523 sample Substances 0.000 claims abstract description 20
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- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 7
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- 210000000056 organ Anatomy 0.000 claims abstract description 5
- 238000005516 engineering process Methods 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims description 4
- 238000002679 ablation Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
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- 241001062009 Indigofera Species 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 230000004927 fusion Effects 0.000 abstract description 6
- 230000037361 pathway Effects 0.000 abstract description 2
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- 238000002591 computed tomography Methods 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
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- 238000012986 modification Methods 0.000 description 2
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- 230000000259 anti-tumor effect Effects 0.000 description 1
- 239000002246 antineoplastic agent Substances 0.000 description 1
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- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The invention discloses one kind to map mixed positioning navigation system, including CT machine, storage equipment, CDROM reader, data switching exchane, bluetooth docking adapter, surgical navigation computer, key mouse peripheral apparatus, liquid crystal display and navigation probe based on CT threedimensional model；CT machine is a kind of 3 D positioning equipment, play the role of connecting medical image, operation tool, surgical target three in navigation system, play the role of to navigation and positioning accuracy and success rate of operation highly important, the main function of CT machine is positioned to human tissue organ and surgical instrument；Navigation probe is operation tool.It is of the present invention a kind of based on CT threedimensional model mapping mixed positioning navigation system, the effect that mixed reality fusion can intuitively be obtained very much, play perspective human body directly compares fusion, accurate measuring and calculating planning operation pathway, it safely and effectively avoids risk, brings better prospect of the application.
Description
Technical field
It is the present invention relates to mixed positioning navigation field, in particular to a kind of based on the mapping mixed positioning navigation of CT threedimensional model
System.
Background technique
With the rapid development of computer technology and medical imaging technology, image-guidance surgical operation has gradually replaced opening
Status of the surgical operation in clinical medicine practice, the surgical operation under image guidance includes interventional therapy and direct surgery hand
Art, interventional therapy rely on the advantages such as its wound is small, side effect is low to be increasingly becoming the prefered method for treating tumour, and interventional therapy refers to
Like in C line, CT, B ultrasound guidance, by the puncture needle of speciality by lesion region in thin conduit insertion body, is injected through artery anti-
Cancer drug is more high than the concentration of surrounding tissue times of drug concentration in tumour, improves antitumor curative effect to reach
A kind for the treatment of method, the main target of the lower interventional therapy operation of image guidance be increase intervention with it is visual in surgical procedure
Change, keep access more accurate, while thoroughly melting lesion, protects normal tissue to greatest extent；Existing mixed positioning
There are certain drawbacks in navigation system, be based only on CT nuclear magnetic scanning initial data DICOM format and realize volume drawing when in use
Three-dimensional modeling may be implemented three-dimensional stereo model and show multi-angle observation, but directly cannot directly compare with patient site,
It can only see at present and be unable to precise alignment, not enough intuitively, need further perfect, bring certain shadow in actual use
It rings, for this purpose, it is proposed that a kind of map mixed positioning navigation system based on CT threedimensional model.
Summary of the invention
The main purpose of the present invention is to provide one kind to map mixed positioning navigation system, Ke Yiyou based on CT threedimensional model
Effect solves the problems in background technique.
To achieve the above object, the technical scheme adopted by the invention is as follows:
One kind mapping mixed positioning navigation system, including CT machine, storage equipment, CDROM reader, data based on CT threedimensional model
Interchanger, bluetooth docking adapter, surgical navigation computer, key mouse peripheral apparatus, liquid crystal display and navigation probe；
The CT machine is a kind of 3 D positioning equipment, and connection medical image, operation tool, surgical target are played in navigation system
The effect of three, plays the role of navigation and positioning accuracy and success rate of operation highly important, and the main function of CT machine is to people
Body tissue organ is positioned with surgical instrument, is established between surgical target and medical image by three-dimensional orientation technology
Relationship, to obtain location information of the target in its space in measurement field in real time；
The navigation probe is operation tool, and the Real-time Feedback of position is provided by built-in cell winding, these biographies
Sensor in positioning system provide surgical probe location information and probe relative to sensor axis to rotation information, by
In navigation probe be cylindrical and sensor axis to axially coincident with navigation probe, so can be used for the directional information of sensor
Represent the direction of operation tool, the position of sensor and the offset of tip position can be by user settings；
The surgical navigation computer and liquid crystal display are respectively the crossover tool and demonstration tool of patient medical image；
The storage equipment is connect with data switching exchane, bluetooth docking adapter with CDROM reader, passes through data switching exchane and indigo plant
Tooth docking adapter can realize the wireless sharing of data information.
Preferably, there are USB port, bluetooth port and the network ports on the storage equipment and CDROM.
Preferably, which is made of hardware system and software systems, and software systems are mainly by system setting, surgical navigational
It is formed with three modules of zone of ablation label.
Preferably, the surgical navigation computer is responsible for conversion, rebuilds manikin.
Preferably, the key mouse peripheral apparatus is plugged on surgical navigation computer by USB port.
Preferably, the data information parameter in the storage mediums such as CD CD can be read in the CDROM reader.
Compared with prior art, the invention has the following beneficial effects:
In the present invention, patient site marks reference point, and patient obtains data by doctor's advice scanning computed tomography, obtains scanning original thin layer
DICOM data are partitioned into three-dimensional stereo model blood vessel, occupy-place, bone, skin, camera by the reconstruction of human body three-dimensional auxiliary diagnosis
It is on and reads background real-time video, select suitable angle, then dummy model and human body fusion are opened visible
Laser (green 650nm) selection simulation puncture path, determines position, at this time visible path laser projection, can be very intuitive
The effect for obtaining mixed reality fusion, playing perspective human body directly compares fusion, accurate to survey where fast and easy finds out sufferer
Planning operation pathway is calculated, is safely and effectively avoided risk, navigation mark avoids making mistakes, brings better prospect of the application.
Detailed description of the invention
Fig. 1 is a kind of hardware architecture diagram that mixed positioning navigation system is mapped based on CT threedimensional model of the present invention；
Fig. 2 is a kind of basic schematic diagram that mixed positioning navigation system is mapped based on CT threedimensional model of the present invention；
Fig. 3 is a kind of work flow diagram that mixed positioning navigation system is mapped based on CT threedimensional model of the present invention.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
As shown in Figure 1-3, a kind of map mixed positioning navigation system based on CT threedimensional model, including CT machine, storage equipment,
It CDROM reader, data switching exchane, bluetooth docking adapter, surgical navigation computer, key mouse peripheral apparatus, liquid crystal display and leads
Navigate probe；
CT machine is a kind of 3 D positioning equipment, and connection medical image, operation tool, surgical target three are played in navigation system
Effect, play the role of to navigation and positioning accuracy and success rate of operation highly important, the main function of CT machine is to human body group
It knits organ to be positioned with surgical instrument, the pass between surgical target and medical image is established by three-dimensional orientation technology
System, to obtain location information of the target in its space in measurement field in real time；
Navigation probe is operation tool, and the Real-time Feedback of position is provided by built-in cell winding, these sensors
For in positioning system provide surgical probe location information and probe relative to sensor axis to rotation information, due to leading
The probe that navigates is cylindrical and sensor axis to axially coincident with navigation probe, so the directional information that can be used for sensor carrys out generation
The direction of table operation tool, the position of sensor and the offset of tip position can be by user settings；
Surgical navigation computer and liquid crystal display are respectively the crossover tool and demonstration tool of patient medical image；
Storage equipment is connect with data switching exchane, bluetooth docking adapter with CDROM reader, passes through data switching exchane and bluetooth pair
The wireless sharing of data information can be realized by connecing device；
It stores equipment and there are USB port, bluetooth port and the network ports on CDROM；The system is by hardware system and software system
System composition, software systems are mainly made of three system setting, surgical navigational and zone of ablation label modules；Surgical navigation computer
It is responsible for conversion, rebuilds manikin；Key mouse peripheral apparatus is plugged on surgical navigation computer by USB port；CDROM is read
The data information parameter in the storage mediums such as CD CD can be read in device.
It should be noted that the present invention is a kind of based on CT threedimensional model mapping mixed positioning navigation system, when in use,
Patient site marks reference point, and patient obtains data by doctor's advice scanning computed tomography, obtains scanning original thin layer DICOM data and passes through
The reconstruction of human body three-dimensional auxiliary diagnosis is partitioned into three-dimensional stereo model blood vessel, and occupy-place, bone, skin, it is straight that three-dimensional reads viewport background
Connect be camera capture real-time pictures, open reconstruct come 3 D human body organ model computer diagosis end, camera open
Background real-time video is read in starting, selects suitable angle, and dummy model and human body fusion are then opened visible laser
(green 650nm) selection simulation puncture path, determines position, at this time visible path laser projection, can pass through computer diagosis end
The paracentesis depth (skin and arrival occupy-place foreign matter Actual path distance) that toolbar measurement has indicated is in visible green laser calibration
Navigation channel on the depth Direct perforantes that measure in advance or implement to detect, avert failure and save the time, it is more practical.
In the description of the present invention, it is to be understood that, term " coaxial ", " bottom ", " one end ", " top ", " middle part ",
The orientation or positional relationship of the instructions such as " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.
In addition, term " first ", " second ", " third ", " the 4th " are used for description purposes only, and should not be understood as instruction or
It implies relative importance or implicitly indicates the quantity of indicated technical characteristic, define " first ", " second ", " the as a result,
Three ", the feature of " the 4th " can explicitly or implicitly include at least one of the features.
In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " fixation ",
Terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be with
It is mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside a element, unless otherwise restricted clearly, for the common of this field
For technical staff, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. one kind based on CT threedimensional model map mixed positioning navigation system, it is characterised in that: including CT machine, storage equipment,
It CDROM reader, data switching exchane, bluetooth docking adapter, surgical navigation computer, key mouse peripheral apparatus, liquid crystal display and leads
Navigate probe；
The CT machine is a kind of 3 D positioning equipment, and connection medical image, operation tool, surgical target are played in navigation system
The effect of three, plays the role of navigation and positioning accuracy and success rate of operation highly important, and the main function of CT machine is to people
Body tissue organ is positioned with surgical instrument, is established between surgical target and medical image by three-dimensional orientation technology
Relationship, to obtain location information of the target in its space in measurement field in real time；
The navigation probe is operation tool, and the Real-time Feedback of position is provided by built-in cell winding, these biographies
Sensor in positioning system provide surgical probe location information and probe relative to sensor axis to rotation information, by
In navigation probe be cylindrical and sensor axis to axially coincident with navigation probe, so can be used for the directional information of sensor
Represent the direction of operation tool, the position of sensor and the offset of tip position can be by user settings；
The surgical navigation computer and liquid crystal display are respectively the crossover tool and demonstration tool of patient medical image；
The storage equipment is connect with data switching exchane, bluetooth docking adapter with CDROM reader, passes through data switching exchane and indigo plant
Tooth docking adapter can realize the wireless sharing of data information.
2. according to claim 1 a kind of based on CT threedimensional model mapping mixed positioning navigation system, it is characterised in that: institute
It states storage equipment and there are USB port, bluetooth port and the network ports on CDROM.
3. according to claim 1 a kind of based on CT threedimensional model mapping mixed positioning navigation system, it is characterised in that: should
System is made of hardware system and software systems, and software systems are mainly by system setting, surgical navigational and zone of ablation label three
Module composition.
4. according to claim 1 a kind of based on CT threedimensional model mapping mixed positioning navigation system, it is characterised in that: institute
Surgical navigation computer is stated to be responsible for conversion, rebuild manikin.
5. according to claim 1 a kind of based on CT threedimensional model mapping mixed positioning navigation system, it is characterised in that: institute
Key mouse peripheral apparatus is stated to be plugged on surgical navigation computer by USB port.
6. according to claim 1 a kind of based on CT threedimensional model mapping mixed positioning navigation system, it is characterised in that: institute
Stating CDROM reader can be read data information parameter in the storage mediums such as CD CD.
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| CN201910209921.1A CN109864820A (en) | 2019-03-19 | 2019-03-19 | One kind mapping mixed positioning navigation system based on CT threedimensional model |
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| CN201910209921.1A CN109864820A (en) | 2019-03-19 | 2019-03-19 | One kind mapping mixed positioning navigation system based on CT threedimensional model |
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Cited By (6)
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| CN110420050A (en) * | 2019-07-18 | 2019-11-08 | 沈阳爱健网络科技有限公司 | CT Conducted Puncture method and relevant apparatus |
| CN111557733A (en) * | 2020-05-02 | 2020-08-21 | 中国人民解放军空军军医大学 | Intelligent laparoscope over-the-horizon surgical field navigation system based on three-dimensional reconstruction |
| CN112002018A (en) * | 2020-08-18 | 2020-11-27 | 云南省第一人民医院 | Intraoperative position navigation system, device and method based on mixed reality |
| CN113367779A (en) * | 2021-06-16 | 2021-09-10 | 张涛 | Puncture system and method based on C-arm CT and semiconductor laser |
| CN113648056A (en) * | 2021-08-18 | 2021-11-16 | 上海电气集团股份有限公司 | Mixed reality display equipment, operation navigation method thereof and operation navigation system |
| WO2024067753A1 (en) * | 2022-09-29 | 2024-04-04 | 武汉联影智融医疗科技有限公司 | Registration method, registration system, navigation information determination method, and navigation system |
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