CN114420264A - Medical image filing and communication system based on cloud and medical image acquisition method - Google Patents
Medical image filing and communication system based on cloud and medical image acquisition method Download PDFInfo
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Abstract
The invention relates to the technical field of medical image processing, in particular to a medical image filing and communication system based on a cloud and a medical image acquisition method. Medical image archives and communication system PACS based on high in clouds includes: the system comprises a storage server, a cloud computing node cluster, a cloud PACS distribution unit and a plurality of cloud PACS connecting ends; each node of the cloud computing node cluster is configured with a plurality of PACS system clients; the storage server is connected with the cloud computing node cluster through a first network; the invention realizes the PACS based on cloud computing, and can enable a user side to smoothly use the PACS system and smoothly view medical images displayed in 3D even if the user side is a low-configuration computer by high-configuration cloud computing node clusters.
Description
Technical Field
The invention relates to the technical field of medical image processing, in particular to a medical image filing and communication system based on a cloud and a medical image acquisition method.
Background
With the rapid development of the Picture Archiving and Communication Systems (PACS) in hospitals, the quality of medical images becomes high, doctors have higher and higher requirements for the presentation mode of various medical images, and medical images based on 3D display are gradually used. The quality of 3D display medical images such as CT machines and the like is high, so that the occupied bandwidth is increased, and under the condition that terminal computers of departments of some hospitals are low in configuration, doctors cannot smoothly view the medical images based on 3D display.
Disclosure of Invention
The embodiment of the invention provides a medical image archiving and communication system based on a cloud end and a medical image acquiring method, which are used for improving the fluency of a user for acquiring a medical image through a PACS based on cloud computing.
In a first aspect, an embodiment of the present invention provides a cloud-based medical image archiving and communication system, where a PACS includes: the system comprises a storage server, a cloud computing node cluster, a cloud PACS distribution unit and a plurality of cloud PACS connecting ends; each node of the cloud computing node cluster is configured with a plurality of PACS system clients; the storage server is connected with the cloud computing node cluster through a first network;
the storage server is configured to receive and store the medical image generated by the medical image generation device;
the cloud PACS distribution unit is configured to distribute a PACS system client for the cloud PACS connecting end requesting to login according to the user role corresponding to the cloud PACS connecting end requesting to login and the load data of each node of the cloud computing node cluster;
the distributed PACS system client is configured to acquire the medical image corresponding to the image acquisition request from the storage server through the first network according to the image acquisition request of the cloud PACS connecting end, and transmit the acquired medical image to the cloud PACS connecting end corresponding to the image acquisition request through the second network.
Optionally, each node of the cloud computing node cluster is divided into different user roles, each user role has different image processing capabilities, and each node is provided with a plurality of virtual machines; each virtual machine is configured as a PACS system client;
the cloud PACS distribution unit comprises a cloud PACS state monitoring module and a cloud PACS distribution module;
the cloud PACS state monitoring module is configured to periodically acquire load data of all virtual machines of each node according to a preset period;
the cloud PACS distribution module is configured to determine each target node corresponding to the user role from each node of the cloud computing node cluster according to the user role corresponding to the cloud PACS connecting end requesting to login, and the connection quantity of the cloud PACS connecting ends of each target node is distributed in a balanced manner according to the load data of all virtual machines of each target node, so that the client of the PACS system is distributed to the cloud PACS connecting end requesting to login.
Optionally, the cloud PACS distribution module is further configured to replace the PACS system client for the cloud PACS connection end connected to the PACS system client in the abnormal operation state according to the load data of all the virtual machines in each node and the user role of each node.
Optionally, the cloud PACS distribution module is further configured to synchronize interface status data of PACS system clients with abnormal operating status to the replaced PACS system client.
Optionally, the cloud PACS status monitoring module is specifically configured to periodically acquire PACS status data of all virtual machines of each node according to a preset period, perform structured extraction on the PACS status data of all virtual machines of each node, and convert the extracted structured PACS status data into load data of all virtual machines of each node; the PACS state data comprises virtual machine identification information, physical state data and interface state data.
Optionally, the cloud PACS allocation unit further includes a user permission module;
the user permission module is configured to acquire the user role of the cloud PACS connecting end requesting login and provide the acquired user role for the cloud PACS distribution module.
Optionally, a plurality of cloud PACS connection ends are arranged at the user side; each cloud PACS connecting end comprises a user login module and a PACS connecting module;
the user login module is configured to configure a user role for a user according to user permissions;
the PACS connection module is configured to send a login request to the cloud PACS distribution unit according to the configured user role and the login request of the user login module; and logging in the PACS system client side distributed by the cloud PACS distribution unit according to the connection information sent by the cloud PACS distribution unit.
Optionally, the connection information carries a virtual machine address and a virtual machine connection port number, and the connection protocol is a remote desktop protocol.
In a second aspect, an embodiment of the present invention further provides a medical image obtaining method for a cloud-based medical image archiving and communication system, where the cloud-based medical image archiving and communication system includes a storage server, a cloud computing node cluster, a cloud PACS distribution unit, and a plurality of cloud PACS connection terminals; each node of the cloud computing node cluster is configured with a plurality of PACS system clients; the storage server is connected with the cloud computing node cluster through a first network; the medical image acquisition method comprises the following steps:
storing the received medical image generated by the medical image generating equipment in a storage server;
distributing a PACS system client for the cloud PACS connecting end which requests to login according to the user role corresponding to the cloud PACS connecting end which requests to login and the load data of each node of the cloud computing node cluster;
according to an image acquisition request of the cloud PACS connecting end, medical images corresponding to the image acquisition request are acquired from the storage server through the first network, and the acquired medical images are transmitted to the cloud PACS connecting end corresponding to the image acquisition request through the second network.
Optionally, each node of the cloud computing node cluster is divided into different user roles, each user role has different image processing capabilities, and each node is provided with a plurality of virtual machines; each virtual machine is configured as a PACS system client;
according to the user role that the high in the clouds PACS link that requests to login corresponds and each node load data of cloud computing node cluster, for the high in the clouds PACS link that requests to login distribution PACS system client, include:
according to a preset period, periodically acquiring load data of all virtual machines of each node;
determining each target node corresponding to the user role from each node of the cloud computing node cluster according to the user role corresponding to the cloud PACS connecting end which requests to log in;
and according to the load data of all the virtual machines of each target node, the number of the cloud PACS connecting ends of each target node is distributed in a balanced manner, so that the PACS system client is distributed to the cloud PACS connecting ends which request to log in.
In each embodiment of the invention, a storage server is used for storing medical images, a PACS system client is configured at each node of a cloud computing node cluster, and the PACS system client is distributed for the cloud PACS connecting end requested to log in through a cloud PACS distribution unit according to a user role corresponding to the cloud PACS connecting end requested to log in and the load data of each node of the cloud computing node cluster, so that the PACS system client can acquire the medical images from the storage server and feed the medical images back to the cloud PACS connecting end according to an image acquisition request of the cloud PACS connecting end, thereby realizing the PACS based on cloud computing, and through a high-configuration cloud computing host, the cloud PACS connecting end at the user side can smoothly use a PACS system even if being a low-configuration computer, and smoothly check the medical images displayed in 3D; meanwhile, according to the load data of each node, the nodes can be reasonably distributed, and the rationalization of resource distribution is ensured; in addition, different user roles are configured for each node, so that each node can be configured with different numbers of virtual machines according to different user roles.
Drawings
Fig. 1 is a network topology diagram of a cloud-based medical image archiving and communication system according to an embodiment of the present invention;
fig. 2 is a flowchart of a medical image acquisition method of a cloud-based medical image archiving and communication system according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments, it being understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention.
In the following description, suffixes such as "module", "component", or "unit" used to denote elements are used only for facilitating the explanation of the present invention, and have no specific meaning in itself. Thus, "module", "component" or "unit" may be used mixedly.
Example one
An embodiment of the present invention provides a cloud-based medical image archiving and communication system, and as shown in fig. 1, a PACS of the cloud-based medical image archiving and communication system includes: the system comprises a storage server, a cloud computing node cluster, a cloud PACS distribution unit and a plurality of cloud PACS connecting ends; each node of the cloud computing node cluster is configured with a plurality of PACS system clients; the storage server is connected with the cloud computing node cluster through a first network (network 2); each node of the cloud computing node cluster is divided into different user roles, each user role has different image processing capabilities, and each node is provided with a plurality of virtual machines; each virtual machine is configured as a PACS system client;
the storage server is configured to receive and store the medical image generated by the medical image generation device;
the cloud PACS distribution unit is configured to distribute a PACS system client for the cloud PACS connecting end which requests to login according to the user role corresponding to the cloud PACS connecting end which requests to login and the load data of each node of the cloud computing node cluster, so that the cloud PACS connecting end which requests to login is connected to the distributed PACS system client;
the distributed PACS system client is configured to acquire the medical image corresponding to the image acquisition request from the storage server through the first network according to the image acquisition request of the cloud PACS connecting end, and transmit the acquired medical image to the cloud PACS connecting end corresponding to the image acquisition request through the second network.
Wherein, the user roles can be divided into a main task, a doctor and an administrator; the user authority comprises picture deletion, film printing, three-dimensional reconstruction, picture export, password modification and worklist query. The administrator may have full user privileges. The medical images include CT images and the like, and can be classified into 2D, 3D and the like.
The plurality of cloud PACS connecting ends are arranged at the user side; for example, each department setting of a hospital is provided with a cloud PACS connection terminal.
In the embodiment of the invention, the medical images are stored by the storage server, the PACS system client is configured at each node of the cloud computing node cluster, allocating a PACS system client to the cloud PACS connection end requesting login through a cloud PACS allocation unit according to the user role corresponding to the cloud PACS connection end requesting login and the load data of each node of the cloud computing node cluster, so that the client of the PACS system can acquire the medical images from the storage server and feed the medical images back to the connection end of the cloud PACS according to the image acquisition request of the connection end of the cloud PACS, therefore, the PACS based on cloud computing is realized, and the PACS system can be smoothly used by low-configuration computers in departments through high-configuration cloud computing hosts, namely, even if the cloud PACS connecting end at the user side is a low-configuration computer, the PACS system can be used smoothly, and 3D displayed medical images can be checked smoothly; meanwhile, according to the load data of each node, the nodes can be reasonably distributed, and the rationalization of resource distribution is ensured; in addition, different user roles are configured for each node, so that each node can be configured with different numbers of virtual machines according to different user roles. The data of the cloud PACS connecting end of the user side in downtime or other serious problems can be protected.
In some embodiments, the cloud PACS distribution unit includes a cloud PACS status monitoring module and a cloud PACS distribution module;
the cloud PACS state monitoring module is configured to periodically acquire load data of all virtual machines of each node according to a preset period;
the cloud PACS distribution module is configured to determine each target node corresponding to the user role from each node of the cloud computing node cluster according to the user role corresponding to the cloud PACS connecting end requesting to login, and the connection quantity of the cloud PACS connecting ends of each target node is distributed in a balanced manner according to the load data of all virtual machines of each target node, so that the client of the PACS system is distributed to the cloud PACS connecting end requesting to login.
Optionally, the cloud PACS distribution module is further configured to replace the PACS system client for the cloud PACS connection end connected to the PACS system client in the abnormal operation state according to the load data of all the virtual machines in each node and the user role of each node.
Specifically, the cloud PACS distribution module distributes the PACS system client through the cloud PACS distribution service. The cloud PACS distribution unit also comprises a user authority module; the user permission module is configured to acquire the user role of the cloud PACS connecting end requesting login and provide the acquired user role for the cloud PACS distribution module. Therefore, the method is used for managing the available permission problem of different users, providing a credential basis for the cloud PACS distribution module, for example, all permissions are selected aiming at the role of an administrator, and therefore, nodes supporting three-dimensional processing capacity need to be distributed; the user roles comprise a master, a doctor and an administrator; the user authority comprises picture deletion, film printing, three-dimensional reconstruction, picture export, password modification and worklist query.
The cloud PACS distribution module is further configured to synchronize interface state data of the PACS system client with the abnormal operation state to the replaced PACS system client. By synchronizing the interface state data in the abnormal state, the accuracy of the medical image data acquired by the cloud PACS connecting end is effectively ensured.
In some embodiments, in order to ensure rapidness and high efficiency of data interaction between the cloud PACS state monitoring module and the cloud PACS distribution module and ensure security of interaction data, the cloud PACS state monitoring module is specifically configured to periodically acquire PACS state data of all virtual machines of each node according to a preset period, perform structured extraction on the PACS state data of all virtual machines of each node, and convert the extracted structured PACS state data into load data of all virtual machines of each node; the PACS state data comprises virtual machine identification information, physical state data and interface state data.
In detail, the cloud PACS status monitoring module is configured to obtain PACS status data of all virtual machines in a cloud computing node cluster according to a certain period, (each virtual machine is assigned with a unique ID, and the name of the virtual machine is also ordered), perform structural analysis on the obtained PACS status data and perform conversion of an object model, package data representing the PACS status into a model representing the current node status, for example, perform structural extraction on the received discrete PACS status data through the structural analysis, perform conversion of the object model, change the data format, extract data required by corresponding subsequent computing, and store the data into load data in a format supported by the monitoring module.
The PACS state data comprises physical state data and interface state data, the physical state data comprises CPU utilization rate, memory utilization rate and GPU utilization rate, the interface state data comprises data capable of reflecting the PACS interface state, and the interface state comprises login information of a user, an opened window state, query parameters and the like.
Cloud end PACS distribution module is used for connecting the virtual machine of end distribution, its main logic for cloud end PACS:
and (3) load processing: according to the states of all nodes (load data of all virtual machines under the nodes) in the cloud computing cluster, the connection quantity of PACS connecting ends under all the nodes is distributed in a balanced mode, the load of a certain node exceeds 80%, the PACS connecting ends are distributed to other nodes, and the load of a certain virtual machine exceeds 80%, and the PACS connecting ends are distributed to other virtual machines of the same node;
exception handling: the method comprises the steps of maintaining the state of each client and the virtual machines distributed by the clients in real time, immediately switching the available virtual machines under other nodes in a cluster after the virtual machines in the connection are abnormal (selecting the current virtual machine with the lightest physical load according to the physical state data sequence), synchronizing the interface state data of the abnormal virtual machine to a new virtual machine, wherein the interface state data are set parameter values for reflecting the interface operation record of the virtual machine, and the interface state of the previous virtual machine before the abnormality is presented after the PACS client on the new virtual machine loads the interface state data.
In some embodiments, each cloud PACS connection end comprises a user login module and a PACS connection module;
the user login module is configured to configure a user role for a user according to user permissions;
the PACS connection module is configured to send a login request to the cloud PACS distribution unit according to the configured user role and the login request of the user login module; and logging in the PACS system client side distributed by the cloud PACS distribution unit according to the connection information sent by the cloud PACS distribution unit.
That is to say, the user login module is used for users with different authorities to log in the cloud PACS, the cloud PACS connection module is used for receiving the connection information sent by the cloud PACS distribution module, the connection information carries the address and the port number of the virtual machine, the cloud PACS is connected based on the connection information, the remote desktop protocol RDP protocol is adopted for specific connection, and the IP address and the port number of the virtual machine and the login account password of the system are required.
In order to more clearly describe the above embodiments of the system, the main procedure of acquiring medical images based on the above embodiments is described below.
1. Storing medical images generated by each image generating device (including but not limited to a CT machine and the like) in a storage server through a PACS receiving service;
2. connecting the storage server with a cloud computing node cluster through a high-speed Ethernet;
3. different departments have different requirements, such as viewing 2D images and 3D images, the configuration performance requirements of the nodes are different, the cloud computing node cluster is divided into different nodes according to the performance difference, each node has different user roles, and each node builds a plurality of virtual machines;
4. configuring a complete PACS system client on each virtual machine;
5. the cloud PACS connecting ends are installed on terminal computers in various departments of a hospital;
6. and the cloud PACS service allocates virtual machines for the PACS connecting ends according to the user roles of the PACS connecting ends and the states of all nodes in the current cloud computing cluster.
7. If the abnormality occurs, the cloud PACS service redistributes the virtual machines on other nodes in the cloud computing cluster for the current PACS connecting end to use.
In each system embodiment of the invention, medical images are stored through a storage server, a PACS system client is configured at each node of a cloud computing node cluster, and the PACS system client is distributed for the cloud PACS connecting end requested to log in through a cloud PACS distribution unit according to a user role corresponding to the cloud PACS connecting end requested to log in and the load data of each node of the cloud computing node cluster, so that the PACS system client can acquire the medical images from the storage server and feed the medical images back to the cloud PACS connecting end according to an image acquisition request of the cloud PACS connecting end, and further the PACS connecting end can smoothly use a PACS system to check the medical images smoothly displayed in 3D even if the cloud PACS connecting end is a low-configuration computer; data when the cloud PACS connecting end computer is down or has other serious problems can be avoided; meanwhile, according to the load data of each node, the nodes can be reasonably distributed, and the rationalization of resource distribution is ensured; in addition, different user roles are configured for each node, so that each node can be configured with different numbers of virtual machines according to different user roles.
Example two
The embodiment of the invention provides a medical image acquisition method of a cloud-based medical image archiving and communication system, wherein the cloud-based medical image archiving and communication system comprises a storage server, a cloud computing node cluster, a cloud PACS distribution unit and a plurality of cloud PACS connecting ends; each node of the cloud computing node cluster is configured with a plurality of PACS system clients; the storage server is connected with the cloud computing node cluster through a first network; the medical image acquisition method comprises the following steps:
s101, storing the received medical image generated by the medical image generating equipment in a storage server;
s102, distributing a PACS system client for the cloud PACS connecting end which requests to login according to the user role corresponding to the cloud PACS connecting end which requests to login and the load data of each node of the cloud computing node cluster;
and S103, according to an image acquisition request of the cloud PACS connecting end, acquiring the medical image corresponding to the image acquisition request from the storage server through the first network, and transmitting the acquired medical image to the cloud PACS connecting end corresponding to the image acquisition request through the second network.
In the embodiment of the invention, the medical images are stored through the storage server, the PACS system client is configured at each node of the cloud computing node cluster, and the PACS system client is distributed for the cloud PACS connecting end requested to log in through the cloud PACS distribution unit according to the user role corresponding to the cloud PACS connecting end requested to log in and the load data of each node of the cloud computing node cluster, so that the PACS system client can acquire the medical images from the storage server and feed the medical images back to the cloud PACS connecting end according to the image acquisition request of the cloud PACS connecting end, and further the PACS system can be smoothly used even if the cloud PACS connecting end is a low-configuration computer, and the medical images displayed in 3D can be smoothly viewed; data when the cloud PACS connecting end computer is down or has other serious problems can be avoided; meanwhile, according to the load data of each node, the nodes can be reasonably distributed, and the rationalization of resource distribution is ensured; in addition, different user roles are configured for each node, so that each node can be configured with different numbers of virtual machines according to different user roles.
In some embodiments, each node of the cloud computing node cluster is divided into different user roles, each user role has different image processing capabilities, and each node is provided with a plurality of virtual machines; each virtual machine is configured as a PACS system client;
according to the user role that the high in the clouds PACS link that requests to login corresponds and each node load data of cloud computing node cluster, for the high in the clouds PACS link that requests to login distribution PACS system client, include:
according to a preset period, periodically acquiring load data of all virtual machines of each node;
determining each target node corresponding to the user role from each node of the cloud computing node cluster according to the user role corresponding to the cloud PACS connecting end which requests to log in;
and according to the load data of all the virtual machines of each target node, the number of the cloud PACS connecting ends of each target node is distributed in a balanced manner, so that the PACS system client is distributed to the cloud PACS connecting ends which request to log in.
Optionally, the medical image acquiring method further includes:
and replacing the client of the PACS system for the cloud PACS connecting end connected with the client of the PACS system with abnormal operation state according to the load data of all the virtual machines of each node and the user roles of each node.
Specifically, the cloud PACS distribution module distributes the PACS system client through the cloud PACS distribution service. The cloud PACS distribution unit also comprises a user authority module; the user permission module is configured to acquire the user role of the cloud PACS connecting end requesting login and provide the acquired user role for the cloud PACS distribution module. Therefore, the method is used for managing the available permission problem of different users, providing a credential basis for the cloud PACS distribution module, for example, all permissions are selected aiming at the role of an administrator, and therefore, nodes supporting three-dimensional processing capacity need to be distributed; the user roles comprise a master, a doctor and an administrator; the user authority comprises picture deletion, film printing, three-dimensional reconstruction, picture export, password modification and worklist query.
The cloud PACS distribution module is further configured to synchronize interface state data of the PACS system client with the abnormal operation state to the replaced PACS system client. By synchronizing the interface state data in the abnormal state, the accuracy of the medical image data acquired by the cloud PACS connecting end is effectively ensured.
In some embodiments, in order to ensure rapidness and high efficiency of data interaction between the cloud PACS status monitoring module and the cloud PACS distribution module and ensure security of the interaction data, the periodically obtaining load data of all virtual machines of each node according to a preset period includes: the method comprises the steps of periodically obtaining PACS state data of all virtual machines of each node according to a preset period, carrying out structured extraction on the PACS state data of all virtual machines of each node, and converting the extracted structured PACS state data into load data of all virtual machines of each node; the PACS state data comprises virtual machine identification information, physical state data and interface state data.
In detail, the cloud PACS status monitoring module is configured to obtain PACS status data of all virtual machines in a cloud computing node cluster according to a certain period, (each virtual machine is assigned with a unique ID, and the name of the virtual machine is also ordered), perform structural analysis on the obtained PACS status data and perform conversion of an object model, package data representing the PACS status into a model representing the current node status, for example, perform structural extraction on the received discrete PACS status data through the structural analysis, perform conversion of the object model, change the data format, extract data required by corresponding subsequent computing, and store the data into load data in a format supported by the monitoring module.
The PACS state data comprises physical state data and interface state data, the physical state data comprises CPU utilization rate, memory utilization rate and GPU utilization rate, the interface state data comprises data capable of reflecting the PACS interface state, and the interface state comprises login information of a user, an opened window state, query parameters and the like.
Cloud end PACS distribution module is used for connecting the virtual machine of end distribution, its main logic for cloud end PACS:
and (3) load processing: according to the states of all nodes (load data of all virtual machines under the nodes) in the cloud computing cluster, the connection quantity of PACS connecting ends under all the nodes is distributed in a balanced mode, the load of a certain node exceeds 80%, the PACS connecting ends are distributed to other nodes, and the load of a certain virtual machine exceeds 80%, and the PACS connecting ends are distributed to other virtual machines of the same node;
exception handling: the method comprises the steps of maintaining the state of each client and the virtual machines distributed by the clients in real time, immediately switching the available virtual machines under other nodes in a cluster after the virtual machines in the connection are abnormal (selecting the current virtual machine with the lightest physical load according to the physical state data sequence), synchronizing the interface state data of the abnormal virtual machine to a new virtual machine, wherein the interface state data are set parameter values for reflecting the interface operation record of the virtual machine, and the interface state of the previous virtual machine before the abnormality is presented after the PACS client on the new virtual machine loads the interface state data.
In some embodiments, the medical image acquisition method further comprises:
configuring a user role for a user according to the user authority;
sending a login request to the cloud PACS distribution unit according to the configured user roles and the login request of the user login module; and logging in the PACS system client side distributed by the cloud PACS distribution unit according to the connection information sent by the cloud PACS distribution unit.
That is, each cloud PACS connecting end comprises a user login module and a PACS connecting module; the user login module is used for users with different permissions to login in a cloud PACS, the cloud PACS connection module is used for receiving connection information sent by the cloud PACS distribution module, the connection information carries virtual machine addresses and port numbers, the cloud PACS is connected based on the connection information, a remote desktop protocol RDP protocol is adopted for specific connection, and the IP addresses and the port numbers of the virtual machines and login account passwords of the system are needed.
In the specific implementation process of the second embodiment, reference may be made to the first embodiment, so that a corresponding technical effect is achieved.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. The utility model provides a medical image is filed and communication system based on high in the clouds, a serial communication port, medical image is filed and communication system PACS based on high in the clouds includes: the system comprises a storage server, a cloud computing node cluster, a cloud PACS distribution unit and a plurality of cloud PACS connecting ends; each node of the cloud computing node cluster is configured with a plurality of PACS system clients; the storage server is connected with the cloud computing node cluster through a first network;
the storage server is configured to receive and store the medical image generated by the medical image generation device;
the cloud PACS distribution unit is configured to distribute a PACS system client for the cloud PACS connecting end requesting to login according to the user role corresponding to the cloud PACS connecting end requesting to login and the load data of each node of the cloud computing node cluster;
the distributed PACS system client is configured to acquire the medical image corresponding to the image acquisition request from the storage server through the first network according to the image acquisition request of the cloud PACS connecting end, and transmit the acquired medical image to the cloud PACS connecting end corresponding to the image acquisition request through the second network.
2. The cloud-based medical image archiving and communication system according to claim 1, wherein each node of the cloud computing node cluster is divided into different user roles, each user role has different image processing capabilities, and each node is provided with a plurality of virtual machines; each virtual machine is configured as a PACS system client;
the cloud PACS distribution unit comprises a cloud PACS state monitoring module and a cloud PACS distribution module;
the cloud PACS state monitoring module is configured to periodically acquire load data of all virtual machines of each node according to a preset period;
the cloud PACS distribution module is configured to determine each target node corresponding to the user role from each node of the cloud computing node cluster according to the user role corresponding to the cloud PACS connecting end requesting to login, and the connection quantity of the cloud PACS connecting ends of each target node is distributed in a balanced manner according to the load data of all virtual machines of each target node, so that the client of the PACS system is distributed to the cloud PACS connecting end requesting to login.
3. The cloud-based medical image archiving and communication system according to claim 2, wherein the cloud PACS distribution module is further configured to change PACS system clients for cloud PACS connections to PACS system clients with abnormal operating conditions based on load data for all virtual machines at each node and the user role of each node.
4. The cloud-based medical image archiving and communication system according to claim 3, wherein said cloud-based PACS distribution module is further configured to synchronize interface state data of PACS system clients with operational anomalies to replacement PACS system clients.
5. The cloud-based medical image archiving and communication system according to claim 2, wherein the cloud PACS status monitoring module is specifically configured to periodically obtain PACS status data of all virtual machines of each node according to a preset period, perform structured extraction on the PACS status data of all virtual machines of each node, and convert the extracted structured PACS status data into load data of all virtual machines of each node; the PACS state data comprises virtual machine identification information, physical state data and interface state data.
6. The cloud-based medical image archiving and communication system according to claim 2, wherein said cloud-based PACS distribution unit further comprises a user permission module;
the user permission module is configured to acquire the user role of the cloud PACS connecting end requesting login and provide the acquired user role for the cloud PACS distribution module.
7. A cloud-based medical image archiving and communication system according to any one of claims 1 to 6, wherein a plurality of cloud PACS connections are provided at the user side; each cloud PACS connecting end comprises a user login module and a PACS connecting module;
the user login module is configured to configure a user role for a user according to user permissions;
the PACS connection module is configured to send a login request to the cloud PACS distribution unit according to the configured user role and the login request of the user login module; and logging in the PACS system client side distributed by the cloud PACS distribution unit according to the connection information sent by the cloud PACS distribution unit.
8. The cloud-based medical image archiving and communication system according to claim 7, wherein the connection information carries a virtual machine address and a virtual machine connection port number, and the connection protocol is a remote desktop protocol.
9. A medical image acquisition method of a cloud-based medical image archiving and communication system is characterized in that the cloud-based medical image archiving and communication system comprises a storage server, a cloud computing node cluster, a cloud PACS distribution unit and a plurality of cloud PACS connecting ends; each node of the cloud computing node cluster is configured with a plurality of PACS system clients; the storage server is connected with the cloud computing node cluster through a first network; the medical image acquisition method comprises the following steps:
storing the received medical image generated by the medical image generating equipment in a storage server;
distributing a PACS system client for the cloud PACS connecting end which requests to login according to the user role corresponding to the cloud PACS connecting end which requests to login and the load data of each node of the cloud computing node cluster;
according to an image acquisition request of the cloud PACS connecting end, medical images corresponding to the image acquisition request are acquired from the storage server through the first network, and the acquired medical images are transmitted to the cloud PACS connecting end corresponding to the image acquisition request through the second network.
10. The medical image acquisition method for a cloud-based medical image archiving and communication system according to claim 9, wherein each node of the cloud computing node cluster is divided into different user roles, each user role has different image processing capabilities, and each node is provided with a plurality of virtual machines; each virtual machine is configured as a PACS system client;
according to the user role that the high in the clouds PACS link that requests to login corresponds and each node load data of cloud computing node cluster, for the high in the clouds PACS link that requests to login distribution PACS system client, include:
according to a preset period, periodically acquiring load data of all virtual machines of each node;
determining each target node corresponding to the user role from each node of the cloud computing node cluster according to the user role corresponding to the cloud PACS connecting end which requests to log in;
and according to the load data of all the virtual machines of each target node, the number of the cloud PACS connecting ends of each target node is distributed in a balanced manner, so that the PACS system client is distributed to the cloud PACS connecting ends which request to log in.
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