CN106652624A - Medical surgery simulation system based on VR technology and transient noise removal technology - Google Patents
Medical surgery simulation system based on VR technology and transient noise removal technology Download PDFInfo
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- 238000005516 engineering process Methods 0.000 title claims abstract description 39
- 238000001356 surgical procedure Methods 0.000 title claims abstract description 23
- 230000001052 transient effect Effects 0.000 title claims abstract description 12
- 238000004088 simulation Methods 0.000 title abstract description 4
- 238000000034 method Methods 0.000 claims abstract description 22
- 230000008569 process Effects 0.000 claims abstract description 17
- 238000003860 storage Methods 0.000 claims abstract description 16
- 239000003814 drug Substances 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 14
- 238000011946 reduction process Methods 0.000 claims description 11
- 239000011521 glass Substances 0.000 claims description 9
- 230000009467 reduction Effects 0.000 claims description 9
- 210000004027 cell Anatomy 0.000 claims description 6
- 238000001228 spectrum Methods 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 5
- 238000011160 research Methods 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 4
- 238000012937 correction Methods 0.000 claims description 3
- 238000013500 data storage Methods 0.000 claims description 3
- 238000005553 drilling Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 238000009432 framing Methods 0.000 claims description 3
- 238000010297 mechanical methods and process Methods 0.000 claims description 3
- 230000005226 mechanical processes and functions Effects 0.000 claims description 3
- 210000000056 organ Anatomy 0.000 claims description 3
- 238000011897 real-time detection Methods 0.000 claims description 3
- 210000000352 storage cell Anatomy 0.000 claims description 3
- 210000000707 wrist Anatomy 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims 1
- 108090000623 proteins and genes Proteins 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 238000003384 imaging method Methods 0.000 abstract 1
- 230000003238 somatosensory effect Effects 0.000 abstract 1
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- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000002224 dissection Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
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- 238000004519 manufacturing process Methods 0.000 description 1
- 210000000697 sensory organ Anatomy 0.000 description 1
- 230000008733 trauma Effects 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
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- G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H50/00—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics
- G16H50/50—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for simulation or modelling of medical disorders
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Abstract
The invention discloses a medical surgery simulation system based on VR technology and transient noise removal technology The medical surgery simulation system includes a database storage unit, which stores model element information of a plurality of medical devices, performance information corresponding to the medical devices, and surgery type information relating to the medical devices; a scene building unit, which retrieves data information in the database storage unit in a virtual environment area for image and video editing of all the operation processes corresponding to each medical surgery; and a virtual reality imaging unit. According to the invention, medical personnel can have somatosensory experience of the performance and function of the medical devices while experiencing virtual reality technology and get a better exercise and knowledge of the medical technology in the medical surgery process, thereby achieving a more realistic understanding of the effect of the medical devices while having a good exercise and knowledge of a variety of medical surgeries.
Description
Technical field
It is the present invention relates to technical field of virtual reality more particularly to a kind of based on VR technologies and transient noise noise-removed technology
Medical operating analogue system.
Background technology
Science and technology development with rapid changepl. never-ending changes and improvements, brings unprecedented technological revolution, in this phase to the manufacturing industry of the world today
Between virtual reality technology arise at the historic moment, it has brought the strange sensation of a door god and technical field, gives people to have brought dream into
The unreal world.Virtual reality abbreviation VR, referred to as virtual reality, it is with the property immersed, interactivity and imagination as basic technical features
The sense organ work(such as computer advanced man-machine interface, parallel processing technique, many sensing technologies, vision, the sense of hearing, the tactile of simulation people
Can so that people are immersed in the virtual environment of computer generation and can therewith be carried out by natural ways such as language, gestures
Interaction, creates a kind of Multi information space of making children, has broad application prospects.
With the development of social economy, computer becomes important part in people's life, human-machine interface technology into
For the important topic that people are concerned about.Therefore in recent years virtual reality technology becomes emphasis of concern, builds in urban planning
If in be widely used and bring notable interests, so as to represent the feeling of immersion of programme virtual reality system and mutually dynamic, use
The sense of reality of scene and sensation true to nature impact are experienced in family in experience of the process, or sensation on the spot in person, can pass through
Data-interface obtains in real time the relevant information of project in virtual environment, therefore facilitates heavy construction planning and designing, is conducive to management
Personnel carry out Computer Aided Design and scheme evaluation to various schemes.
At present medical technology is constantly developing, and the technical merit of medical personnel needs further to improve, and medical personnel are led to
Cross the data of browsing constantly specially to grind academic knowledge, including medicine equipment use and illustrate, the diagnosis of various diseases and treatment,
The many medical treatment science of study and research of operation, etc. of dissecting various to human body wait medical personnel to go constantly exploration, but existing
There are study that medical personnel in technology are much performed the operation in academic research and exercise routine to be all viewing video or clinic
View and emulate other medical personnel and carry out Learning Studies, for practical operative ability is not preferably taken exercise.
The content of the invention
According to the problem that prior art is present, the invention discloses a kind of based on VR technologies and transient noise noise-removed technology
Medical operating analogue system, including
Database storage unit：The model element information of its various medical devices that are stored with, to should medicine equipment property
Can information and the type of surgery information for being related to the medicine equipment；
Scenario building unit：Data message in the called data stock's storage unit of virtual environment region is by each medical hand
The corresponding all operationss process of art carries out image/video editor, and the process includes medicine equipment title, the doctor that surgical procedure needs
Treat apparatus quantity, in actual mechanical process doctor operation posture；The scenario building unit includes edit cell, described
The correct operating conditions information of various operations is entered after edlin to be stored in memory by edit cell；
The scenario building unit also includes carrying out video image and phonetic image the noise reduction module of noise reduction process, described
Noise reduction module treats first process object and carries out sub-frame processing, reads the mel cepstrum coefficients of this frame signal and the base of this frame signal
Because of the cycle, detect whether this frame signal uses pitch period predicted value containing noise if containing using mel cepstrum coefficients
Waveform reconstruction to carry out signal realizes the noise reduction process of its frame signal.
Virtual reality image-generating unit：Including the VR image-forming modules being worn on medical personnel's head, it is worn on medical personnel
Data message detection gloves on hand, the VR image-forming modules include 3D glasses and the three-dimensional earphone that uses cooperatively with the glasses with
And the dynamic detection module of lip of the dynamic information of lip of the detection medical personnel during sham operated, the virtual reality image-generating unit is also
Including rectification module；Under working condition：Medical personnel wear 3D glasses and the sight of medical operating are carried out in reality environment
Rub, when needing to carry out drilling operation, medical personnel wear the human body device that upper data message detection gloves are presented under virtual environment
It is operated on official, while giving an oral account the key point of the operation and the detailed operation of surgical procedure, the rectification module reads
Statement and practical operation of the data message in database storage unit to the medical personnel judges, if the medical personnel
Practical operation action is correct.
Action message, the finger gripping Medical treatment device of each finger of the data message detection gloves real-time detection medical personnel
The dynamics information of tool, the dynamics information of wrist, while dynamic using actual gimmick of the camera to medical personnel under virtual environment
Work is that surgical procedure carries out captured in real-time.
The correction module includes study module, right during medical personnel carry out operation rehearsal under virtual environment
Surgical procedure has the simple posture in new research and discovery such as anatomic course, and the study module is carried out in real time to above- mentioned information
Record, and database storage unit is sent to, the data storage cell carries out real-time update to the data message of its inside.
Mel cepstrum coefficients are counted in the following way when the noise reduction module carries out noise reduction process to video image and sound
Calculate：
The framing signal of pending object is input into, its frame length information is recorded and it is normalized；To present frame
Signal carries out preemphasis and windowing process obtains frequency-region signal, the energy spectrum of frequency-region signal is calculated, by the energy spectrum of frequency-region signal
By the triangle filter group of one group of Mel scale carry out frequency domain filtering, calculate the energy and logarithm of the output of each wave filter from
And obtain its mel cepstrum coefficients.
It is disclosed by the invention a kind of based on VR technologies and transient noise noise-removed technology as a result of above-mentioned technical proposal
Medical operating analogue system, to the Medical Instrument Information in medical operating and the practical operation information of operation under visible environment
Preserved, entered into scenario building unit when surgery observation or operation rehearsal is carried out under medical personnel need virtual environment
The operation technique experience of row virtual reality, medical personnel carry out dissection operation at the position of human organ under virtual environment,
The skill of process learning operation is so as to improving the actual medical treatment level of medical personnel.And the VR video informations for building all are
Through noise reduction process, carry out ensureing after noise reduction process video data under three-dimensional virtual environment more to video image and acoustic information
Plus it is clear.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present application or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments described in application, for those of ordinary skill in the art, on the premise of not paying creative work,
Can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is the structural representation of the system；
Fig. 2 is the structural representation of virtual reality image-generating unit in the system.
Specific embodiment
To make technical scheme and advantage clearer, with reference to the accompanying drawing in the embodiment of the present invention, to this
Technical scheme in inventive embodiments carries out clearly complete description：
The VR medical treatment experiencing systems based on transient noise noise-removed technology and correcting technology as Figure 1-Figure 2, including：Number
According to stock's storage unit：The model element information of its various medical devices that are stored with, to should medicine equipment performance information and relate to
And to the type of surgery information of the medicine equipment.Specifically include that many medicine equipments are little to arrive greatly large medical apparatus to scalpel
Structure is such as：The operation instruction and performance specification of trauma treating vehicle, operation table, operating lamp, patient monitor, lung ventilator, Ultrasound Instrument etc.,
And the suitable operation names of each medicine equipment etc..The model element information of medicine equipment includes that video information and image are believed
Breath.
Scenario building unit：Data message in the called data stock's storage unit of virtual environment region is by each medical hand
The corresponding all operationss process of art carries out image/video editor, and the process includes medicine equipment title, the doctor that surgical procedure needs
Treat apparatus quantity, in actual mechanical process doctor operation posture；The scenario building unit includes edit cell, described
The correct operating conditions information of various operations is entered after edlin to be stored in memory by edit cell.By scenario building unit
Edit cell editor and the arrangement of three-dimensional modeling are carried out to the element information in database storage unit, form complete three-dimensional
Stereoscopic video information, also wears sound element information.And the video information for editting is stored in memory, for medical care
Personnel view and emulate under virtual environment and use.
The scenario building unit also includes carrying out video image and phonetic image the noise reduction module of noise reduction process, described
Noise reduction module treats first process object and carries out sub-frame processing, reads the mel cepstrum coefficients of this frame signal and the base of this frame signal
Because of the cycle, detect whether this frame signal uses pitch period predicted value containing noise if containing using mel cepstrum coefficients
Waveform reconstruction to carry out signal realizes the noise reduction process of its frame signal.
Virtual reality image-generating unit：Including the VR image-forming modules being worn on medical personnel's head, it is worn on medical personnel
Data message detection gloves on hand, the VR image-forming modules include 3D glasses and the three-dimensional earphone that uses cooperatively with the glasses with
And the dynamic detection module of lip of the dynamic information of lip of the detection medical personnel during sham operated, the virtual reality image-generating unit is also
Including rectification module；Under working condition：Medical personnel wear 3D glasses and the sight of medical operating are carried out in reality environment
Rub, when needing to carry out drilling operation, medical personnel wear the human body device that upper data message detection gloves are presented under virtual environment
It is operated on official, while giving an oral account the key point of the operation and the detailed operation of surgical procedure, the rectification module reads
Statement and practical operation of the data message in database storage unit to the medical personnel judge, provides judged result.
Action message, the finger gripping Medical treatment device of each finger of the data message detection gloves real-time detection medical personnel
The dynamics information of tool, the dynamics information of wrist, while dynamic using actual gimmick of the camera to medical personnel under virtual environment
Work is that surgical procedure carries out captured in real-time.Under virtual environment, in medical personnel's experience medical procedure, due to wearing on hand
Upper data message detects gloves, and it can detect gimmick information of the medical personnel in simulated maneuver process, including hold scalpel
Gimmick information, force information is used, while in the skill in using a kitchen knife in cookery by scalpel when human organ is cut and how anatomic information
Etc. can collect, and the information for detecting is real-time transmitted to into rectification module, the rectification module is due to reading data
Correct accurate operation technique is believed in stock's storage unit, both information is contrasted, so as to judge the medical personnel's
Whether rehearsal is qualified.
The correction module includes study module, right during medical personnel carry out operation rehearsal under virtual environment
Surgical procedure has the simple posture in new research and discovery such as anatomic course, and the study module is carried out in real time to above- mentioned information
Record, and database storage unit is sent to, the data storage cell carries out real-time update to the data message of its inside.Profit
New invention or creation with study module in virtual reality technology from statistics medical personnel in medical field, to medical field
Critical effect is played in development.
Mel cepstrum coefficients are counted in the following way when the noise reduction module carries out noise reduction process to video image and sound
Calculate：
The framing signal of pending object is input into, its frame length information is recorded and it is normalized；To present frame
Signal carries out preemphasis and windowing process obtains frequency-region signal, the energy spectrum of frequency-region signal is calculated, by the energy spectrum of frequency-region signal
By the triangle filter group of one group of Mel scale carry out frequency domain filtering, calculate the energy and logarithm of the output of each wave filter from
And obtain its mel cepstrum coefficients.Denoising is carried out during editor to video image and audiovideo, it is ensured that three-dimensional
The vivid property of data message when virtual environment is experienced.
The VR medical treatment experiencing systems based on transient noise noise-removed technology and correcting technology that the system is provided, medical personnel exist
The experience of body-sensing is carried out while experiencing virtual reality technology to the performance and function of medicine equipment, in medical procedure
Medical technology is preferably taken exercise and learnt, the effect of more real understanding medicine equipment is reached simultaneously to every medical treatment
Has in operation take exercise well and learn.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any those familiar with the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept equivalent or change in addition, all should be included within the scope of the present invention.
Claims (4)
1. it is a kind of based on VR technologies and the medical operating analogue system of transient noise noise-removed technology, it is characterised in that to include：
Database storage unit：The model element information of its various medical devices that are stored with, to should medicine equipment performance letter
Cease and be related to the type of surgery information of the medicine equipment；
Scenario building unit：Data message in the called data stock's storage unit of virtual environment region is by each medical operating pair
The all operationss process answered carries out image/video editor, and the process includes medicine equipment title, the Medical treatment device that surgical procedure needs
The quantity of tool, in actual mechanical process doctor operation posture；The scenario building unit includes edit cell, the editor
The correct operating conditions information of various operations is entered after edlin to be stored in memory by unit；
The scenario building unit also includes carrying out video image and phonetic image the noise reduction module of noise reduction process, the noise reduction
Module treat first process object carry out sub-frame processing, read this frame signal mel cepstrum coefficients and this frame signal gene week
Phase, detect whether this frame signal is entered if containing containing noise using pitch period predicted value using mel cepstrum coefficients
The waveform reconstruction of row signal realizes the noise reduction process of its frame signal；
Virtual reality image-generating unit：Including the VR image-forming modules being worn on medical personnel's head, it is worn on medical personnel on hand
Data message detection gloves, the VR image-forming modules include 3D glasses and the three-dimensional earphone that uses cooperatively with the glasses and inspection
The dynamic detection module of lip of the dynamic information of lip of the medical personnel during sham operated is surveyed, the virtual reality image-generating unit also includes
Rectification module；Under working condition：Medical personnel wear 3D glasses and viewing and emulating for medical operating are carried out in reality environment, when
Medical personnel are worn on the human organ that data message detection gloves are presented under virtual environment when needs carry out drilling operation
It is operated, while giving an oral account the key point of the operation and the detailed operation of surgical procedure, the rectification module reads data
Statement and practical operation of the data message in stock's storage unit to the medical personnel judges, if medical personnel's reality
Operational motion is correct.
2. according to claim 1 a kind of based on VR technologies and the medical operating analogue system of transient noise noise-removed technology,
It is further characterized in that：Action message, the finger gripping of each finger of the data message detection gloves real-time detection medical personnel
The dynamics information of medicine equipment, the dynamics information of wrist, while the reality using camera to medical personnel under virtual environment
Gimmick action is that surgical procedure carries out captured in real-time.
3. a kind of medical operating based on VR technologies and transient noise noise-removed technology according to claim 1 and 2 emulates system
System, is further characterized in that：The correction module includes study module, drills when medical personnel carry out operation under virtual environment
Cheng Zhong, there is the simple posture in new research and discovery such as anatomic course to surgical procedure, and the study module is to above- mentioned information
Real time record is carried out, and is sent to database storage unit, the data storage cell carries out reality to the data message of its inside
Shi Gengxin.
4. according to claim 1 a kind of based on VR technologies and the medical operating analogue system of transient noise noise-removed technology,
It is further characterized in that：The noise reduction module carries out mel cepstrum coefficients during noise reduction process to video image and sound and adopts such as lower section
Formula is calculated：
The framing signal of pending object is input into, its frame length information is recorded and it is normalized；To current frame signal
Carry out preemphasis and windowing process obtains frequency-region signal, calculate the energy spectrum of frequency-region signal, the energy spectrum of frequency-region signal is passed through
The triangle filter group of one group of Mel scale carries out frequency domain filtering, calculates the energy and logarithm of each wave filter output so as to obtain
To its mel cepstrum coefficients.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109064817A (en) * | 2018-07-18 | 2018-12-21 | 杭州行开科技有限公司 | Surgery simulation system based on CT Three-dimension Reconstruction Model |
| CN111951651A (en) * | 2020-07-30 | 2020-11-17 | 中南民族大学 | Medical ultrasonic equipment experiment teaching system based on VR |
| CN113572769A (en) * | 2021-07-23 | 2021-10-29 | 河南省洛阳正骨医院（河南省骨科医院） | VR immersion type traditional Chinese medicine culture transmission system based on 5G real-time transmission |
| CN115068261A (en) * | 2022-06-15 | 2022-09-20 | 中国人民解放军陆军军医大学第一附属医院 | Operation experience bed and use method thereof |
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| JP2010155019A (en) * | 2009-01-05 | 2010-07-15 | Ge Medical Systems Global Technology Co Llc | Image reconstruction method and x-ray ct system |
| CN103440872A (en) * | 2013-08-15 | 2013-12-11 | 大连理工大学 | Transient state noise removing method |
| CN105825752A (en) * | 2016-04-22 | 2016-08-03 | 吉林大学 | Force feedback device-based virtual corneal surgery training system |
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2016
- 2016-10-12 CN CN201610890079.9A patent/CN106652624B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010155019A (en) * | 2009-01-05 | 2010-07-15 | Ge Medical Systems Global Technology Co Llc | Image reconstruction method and x-ray ct system |
| CN103440872A (en) * | 2013-08-15 | 2013-12-11 | 大连理工大学 | Transient state noise removing method |
| CN105825752A (en) * | 2016-04-22 | 2016-08-03 | 吉林大学 | Force feedback device-based virtual corneal surgery training system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109064817A (en) * | 2018-07-18 | 2018-12-21 | 杭州行开科技有限公司 | Surgery simulation system based on CT Three-dimension Reconstruction Model |
| CN111951651A (en) * | 2020-07-30 | 2020-11-17 | 中南民族大学 | Medical ultrasonic equipment experiment teaching system based on VR |
| CN113572769A (en) * | 2021-07-23 | 2021-10-29 | 河南省洛阳正骨医院（河南省骨科医院） | VR immersion type traditional Chinese medicine culture transmission system based on 5G real-time transmission |
| CN115068261A (en) * | 2022-06-15 | 2022-09-20 | 中国人民解放军陆军军医大学第一附属医院 | Operation experience bed and use method thereof |
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Inventor after: Tong Peicheng Inventor after: Duan Huifeng Inventor before: Dong Peicheng Inventor before: Duan Huifeng |
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Granted publication date: 20190524 |
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