CN104202374A - Breakpoint resume method for medical image transmission - Google Patents
Breakpoint resume method for medical image transmission Download PDFInfo
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- CN104202374A CN104202374A CN201410416959.3A CN201410416959A CN104202374A CN 104202374 A CN104202374 A CN 104202374A CN 201410416959 A CN201410416959 A CN 201410416959A CN 104202374 A CN104202374 A CN 104202374A
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Abstract
The invention discloses a breakpoint resume method for medical image transmission. A PACS (Picture Archiving and Communication System) incoming message server and a first breakpoint resume server are arranged in an origin hospital, and a PACS outgoing message server and a second breakpoint resume server are arranged in a destination consultation platform; a first DICOM (Digital Imaging and Communications in Medicine) file is established by the PACS incoming message server, and the first breakpoint resume server is triggered by a system for breakpoint service of outgoing messages; the second breakpoint resume server is used for receiving the file for the breakpoint service of outgoing messages by the first breakpoint resume server through a public network and writing the transmitted DICOM file and related information in the PACS outgoing message server. According to the breakpoint resume method, the reliability of file transmission is improved, and the breakpoint resume servers try to connect uninterruptedly and continue to transmit files; the transmission time is reduced, and the transmission speed is improved; multiple concurrences of the system can be automatically set according to band width, and all uploading band width is occupied; data are convenient for long-distance hospitals and experts to retrieve.
Description
Technical field
The present invention relates to image transmission technology, particularly a kind of method for medical image transmission breakpoint transmission.
Background technology
Along with the development of computer technology, the application of large-capacity storage media and Image Compression, can store medical image in a large number; The raising of computer run speed, making becomes possibility to the real-time analysis of image; And the develop rapidly of the communication technology can be transmitted rapidly medical image; The DICOM3.0 standard of being come by ACR-NEMA standard evolution makes medical image and relevant information thereof have a unified standard in intercomputer transmission.PACS is the important channel of realizing medical image informationization management, and it carries out digitized processing to the collection of medical image, demonstration, storage, exchange and output, finally realizes the digitlization storage and transmission of image.The target of PACS is to realize rapid transmission and the distribution of medical image inside and outside hospital, makes doctor or patient can obtain required medical image whenever and wherever possible.
The agreement that has contained nearly all information exchanges such as collection, filing, communication, demonstration and inquiry of medical digital images in dicom standard; With the framework of opening and interconnecting and OO method, defined a set of object set that comprises the information such as various types of medical diagnostic image and relevant analysis thereof, report; Defined service class and command set for information transmission, exchange, and the normal response of message; The technology of unique identification various information object has been described in detail in detail; The service support that is applied to network environment (OSI or TCP/IP) is provided; The structured compatibility statement that has defined manufacturer.Dicom standard has good expandability.It is comprised of many parts, can to certain part, expand separately; In each several part, again the content that is easy to increase and revise is put in appendix to convenient renewal.
But DICOM file transfer protocol (FTP) is the good network environment between Intranet the earliest.And our Remote consultation platform will be considered the network of basic hospital and basic unit image center and exists network to be connected unsettled problem.The software product of each PACS manufacturer also major part is to carry out under the Intranet environment based on stable, can not adapt to network environment complicated and changeable.Original PACS solution adopts Single document single wire transmission.If interrupt at each file networking in transmitting procedure, file below cannot continue to upload to long-range PACS server.
Chinese patent (publication number: CN 102075742A) disclose " a kind of medical image transmission method and system ", can not meet in the following areas our desired function:
1. due to cost, we are according to above-mentioned patent, and the computer of settling in 100 places is low-down configuration, in a lot of situations, are mounted on the virtual machine on client computer.Because configuration is low, and we also will install other background services, and the computer of origin hospital can not take too many system resource.Our system has adopted simplification principle at the beginning of design.Therefore adopted the mode of direct transmission and the image of DICOM file inside has not been carried out to any processing.Simplifying is most after PACS message in-coming server, directly to enter breakpoint transmission server, and can not carry out the operations such as compression, safe handling and transmission pond of image file.
2. at Remote consultation platform end, we need to receive number per hour with the file of thousand notes, and after platform is promoted, system load may exponential increase.We also will carry out other batch processings to the file receiving by existing server except receiving file.If add other services such as decompress(ion), safe handling of image file on breakpoint transmission, can cause plateform system resource occupation excessive, drag down the response speed that platform provides service.So at the breakpoint transmission server of Remote consultation platform, we have also adopted simplification principle.After breakpoint transmission server is received file, directly dock PACS message in-coming server rather than the file of receiving is carried out to decompression processing.
In brief, above-mentioned patent, in the situation that the configuration of point-to-point transmission access or server is higher, can provide required service.Point-to-area (Remote consultation platform is sent in a plurality of services simultaneously) in the situation that, can not meet the requirement of height configuration of the system resource of the point (hospital) of low configuration and the face (Remote consultation platform) of exponent increase.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of method for medical image transmission breakpoint transmission, solves in the situation that outer net environment is bad, and Remote consultation platform is downloaded or uploaded medical image file and can carry out smoothly; Reach and save time, raising speed and cost-saving effect.Improve the network services quality of all kinds of PACS servers, the reliability of the DICOM file transfer of the hospital that especially remote region hospital and networking environment are bad; Improve the remote transmission speed of PACS server DICOM file simultaneously, solve the file transfer problem of Telemedicine most critical.
For above-mentioned purpose, the present invention is by the following technical solutions: a kind of method for medical image transmission breakpoint transmission, origin hospital is provided with PACS message in-coming server and the first breakpoint transmission server, and destination consultation of doctors platform arranges PACS dispatch server and the second breakpoint transmission server; The PACS message in-coming server of origin hospital carries out PACS message in-coming wait, when there being new file to arrive, PACS message in-coming server carries out PACS message in-coming, and carries out a DICOM document creation, and the file-transfer program of system triggers the first breakpoint transmission server carries out breakpoint service dispatch; In destination consultation of doctors platform, the breakpoint file message in-coming of the second breakpoint transmission server receives the file of the breakpoint service dispatch of the first breakpoint transmission server by public network, and carry out the 2nd DICOM document creation, system produces Event triggered, the DICOM file transmitting and relevant information are write to PACS dispatch server and carry out PACS dispatch, and flow process finishes.
Beneficial effect of the present invention is, if interrupt at networking, breakpoint transmission server will uninterruptedly attempt connecting and continuing transfer files, improve the file transmission reliability; Breakpoint transmission is after encountering network failure, from the part of having interrupted, continues transfer files, has saved the transmission time; System can be how concurrent according to bandwidth Lookup protocol, takies whole uploading bandwidths, improved transmission speed; Be convenient to remote hospital and expert and transfer data, saved the medical treatment cost of doctor and patient; The Expert Resources of big city and large hospital can be shared by remote hospital, has realized at utmost resource-sharing.
Accompanying drawing explanation
Fig. 1 is the contrast schematic diagram of the present invention and prior art.
Fig. 2 is breakpoint transmission flow chart of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described, referring to Fig. 1 and Fig. 2, a kind of method for medical image transmission breakpoint transmission, origin hospital 1 is provided with PACS message in-coming server 11 and the first breakpoint transmission server 12, and destination consultation of doctors platform 2 arranges PACS dispatch server 21 and the second breakpoint transmission server 22; The PACS message in-coming server 11 of origin hospital 1 carries out PACS message in-coming and waits for 101, when there being new file to arrive, PACS message in-coming server 11 carries out PACS message in-coming 102, and carrying out a DICOM document creation 103, the file-transfer program of system triggers the first breakpoint transmission server 12 carries out breakpoint service dispatch 104; In destination consultation of doctors platform 2, the breakpoint file message in-coming 201 of the second breakpoint transmission server 22 receives the file of the breakpoint service dispatch 104 of the first breakpoint transmission server 12 by public network, and carry out the 2nd DICOM document creation 202, system produces Event triggered, the DICOM file transmitting and relevant information are write to PACS dispatch server 21 and carry out PACS dispatch 203, and flow process finishes.
The present invention receives and dispatches civilian server 14 by the PACS of origin hospital 1 in the past and replaces to PACS message in-coming server 11 and first breakpoint transmission server 12 two parts.The PACS message in-coming server 11 of origin hospital 1 is deposited local hard drive by the file of Medical Devices 13.PACS message in-coming server 11 carries out PACS message in-coming and waits for 101, and when without new file message in-coming, PACS message in-coming server 11 is in holding state; Whenever there being new file to arrive PACS message in-coming server 11, to carry out PACS message in-coming 102, and complete a DICOM document creation 103, system produces Event triggered.Event triggered will trigger the file-transfer program of the first breakpoint transmission server 12, carries out breakpoint service dispatch 104.
The first breakpoint transmission server 12 has adopted the rsync software on Linux server.Rsync supports breakpoint transmission and concurrent transmission.In unsettled network environment transmitting procedure, adopt automatically concurrently, guarantee that breakpoint transmission service can take whole uploading bandwidths, thereby guarantee transmission speed.
When DICOM file arrives destination consultation of doctors platform 2, the second breakpoint transmission server 22 of access public network will receive breakpoint service that the first breakpoint transmission server 12 transmits 104 files of sending the documents.And new breakpoint service 104 files of sending the documents are carried out to the 2nd DICOM document creation 202, thereby will trigger the program of PACS dispatch server 21.The DICOM file transmitting and relevant information are write to the PACS dispatch 203 in the PACS dispatch server 21 of destination consultation of doctors platform 2, be provided to Remote consultation platform 23.So far, DICOM document breakpoint transmission flow process finishes.
embodiment:the present invention is in specific implementation process, and PACS message in-coming server 11 and the first breakpoint transmission server 12(are shown in Fig. 1) be a client computer of origin hospital 1, or a virtual machine on client computer.Virtual machine configuration on computer or computer can be relatively low.What the present embodiment adopted is virtual machine, 1 GHz monokaryon CPU, 512 M internal memories, 8 G hard disks.The operating system of computer or virtual machine is Ubuntu (Linux) 12.04.Application software is inotify and rsync.Wherein inofity is responsible for DICOM document creation 103 triggering (see figure 2)s of origin hospital 1.Rsync is responsible for the file transfer of the first breakpoint transmission server 12.PACS dispatch server 21 and the second breakpoint transmission server 22 are the server of Remote consultation platform 23.2 GHz tetra-core CPU, 2 G internal memories, 127 GB hard disks.The operating system of server is Ubuntu (Linux) 12.04.Application software is inotify and rsync.Wherein inofity is responsible for the 2nd DICOM document creation 202 triggerings of Remote consultation platform 23.Rsync is responsible for the file transfer of the first breakpoint transmission server 12.
What the transmitting-receiving of DICOM file was used is DICOM transmitting-receiving standard agreement, in order to use breakpoint transmission technology.We need to cut complete DICOM file transfer Data-Link.The breakpoint transmission module that directly adds us in far-end hospital and data center.In unsettled network environment or the file transfer that us are used in the bad place of network environment likely occurs.In the situation that network environment is good, use the DICOM agreement of standard.
In a word, the invention provides the method for a kind of medical image transmission breakpoint transmission, at origin hospital 1 and destination consultation of doctors platform 2, installs respectively PACS message in-coming server 11 and the PACS server 21 of sending the documents is set; The dispatch of source PACS hospital, utilizes dicom standard transfer files to the first breakpoint transmission server 12.At outer net, connect in unsettled situation, adopt the mode of breakpoint transmission to send medical image to the second breakpoint transmission server 22 of destination consultation of doctors platform 2, recycle afterwards the PACS server that dicom standard sends the data to destination.
The present invention, for the method for medical image transmission breakpoint transmission, has embodied following advantage:
1. improved the file transmission reliability: in original system, if file transfer is interrupted, in some business software, can cause PACS system crash.In some system, file transfer can not renew transmitting file after interrupting.Adopt us to invent and can guarantee that file transmits accurately.If interrupt at networking, breakpoint transmission server will uninterruptedly attempt connecting and continuing transfer files.
2. saved the time: some document transmission system also can be restarted file-transfer program after interrupt at networking.This point and breakpoint transmission have essential distinction.Breakpoint transmission is after encountering network failure, from the part of having interrupted, continues transfer files, and the transmission that there is no need to start anew.For example: interrupt at the file of 100M networking when being transferred to 99M.Restart file transfer and need to restart 100M file transfer.And breakpoint transmission only need to be transmitted remaining 1M file.
3. improved speed: in original system, during file, in one process mode, transmit.Transmission can not take all bandwidth.Adopt us to invent, system can be how concurrent according to bandwidth Lookup protocol.Take whole uploading bandwidths.This function is particularly useful in the emergency treatment consultation of doctors.
4. saved cost: medical image transmission is convenient, is convenient to remote hospital and expert and transfers data, and patient need not run around here and there, long drive, repeats film making, loses time, money.
5. shared resource at utmost: had the present invention, the Expert Resources of big city and large hospital can be shared by remote hospital.Remote consultation platform can be greatly for the people provides medical services.
Claims (1)
1. for a method for medical image transmission breakpoint transmission, it is characterized in that, origin hospital is provided with PACS message in-coming server and the first breakpoint transmission server, and destination consultation of doctors platform arranges PACS dispatch server and the second breakpoint transmission server; The PACS message in-coming server of origin hospital carries out PACS message in-coming wait, when there being new file to arrive, PACS message in-coming server carries out PACS message in-coming, and carries out a DICOM document creation, and the file-transfer program of system triggers the first breakpoint transmission server carries out breakpoint service dispatch; In destination consultation of doctors platform, the breakpoint file message in-coming of the second breakpoint transmission server receives the file of the breakpoint service dispatch of the first breakpoint transmission server by public network, and carry out the 2nd DICOM document creation, system produces Event triggered, the DICOM file transmitting and relevant information are write to PACS dispatch server and carry out PACS dispatch, and flow process finishes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410416959.3A CN104202374A (en) | 2014-08-22 | 2014-08-22 | Breakpoint resume method for medical image transmission |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410416959.3A CN104202374A (en) | 2014-08-22 | 2014-08-22 | Breakpoint resume method for medical image transmission |
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| CN104202374A true CN104202374A (en) | 2014-12-10 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107302549A (en) * | 2016-04-14 | 2017-10-27 | 宾盛科技(武汉)有限公司 | A kind of remote data transmission and storage system and method |
| CN113411389A (en) * | 2021-06-16 | 2021-09-17 | 江苏颐东信息技术有限公司 | Original DICOM image downloading method applied to cloud film system |
Citations (2)
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| CN1405699A (en) * | 2001-08-17 | 2003-03-26 | 阎涛 | Method and system for applying medical picture network |
| CN102075742A (en) * | 2009-10-30 | 2011-05-25 | 西门子公司 | Method and system for transmitting medical image |
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2014
- 2014-08-22 CN CN201410416959.3A patent/CN104202374A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1405699A (en) * | 2001-08-17 | 2003-03-26 | 阎涛 | Method and system for applying medical picture network |
| CN102075742A (en) * | 2009-10-30 | 2011-05-25 | 西门子公司 | Method and system for transmitting medical image |
Non-Patent Citations (2)
| Title |
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| 张斌: "基于DICOM标准的核医学PACS系统研究", 《中国优秀硕士论文全文数据库信息科技辑》 * |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107302549A (en) * | 2016-04-14 | 2017-10-27 | 宾盛科技(武汉)有限公司 | A kind of remote data transmission and storage system and method |
| CN113411389A (en) * | 2021-06-16 | 2021-09-17 | 江苏颐东信息技术有限公司 | Original DICOM image downloading method applied to cloud film system |
| CN113411389B (en) * | 2021-06-16 | 2022-06-03 | 江苏颐东信息技术有限公司 | Original DICOM image downloading method applied to cloud film system |
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Address after: 330006, Jin Lei building, No. 58, Feng Feng Road, East Lake District, Jiangxi, Nanchang Province, China. Third Applicant after: A Jiangxi sun Medical Consulting Co. Ltd. Address before: 330006, Jin Lei building, No. 58, Feng Feng Road, East Lake District, Jiangxi, Nanchang Province, China. Third Applicant before: JIANGXI BEIKANG MEDICAL CONSULTING CO., LTD. |
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Application publication date: 20141210 |
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