The operating room intercom system mainly consists of: ward medical intercom management system, medical host, operating room extension, multimedia information publisher, surgical announcement display screen, surgical status display screen, power amplifier, ceiling speaker, access control host for the entrance and exit of the operating room ward, etc.
This system is an operating room intercom system based on IP network architecture.


Scheme Description
1) Nurse station: composed of a nurse station host and a surgical announcement display screen.
Main functions: visual intercom, data synchronization, host hosting, call forwarding, broadcast playback, online detection, audio and video recording.
2) Operating room: Operating room extension.
Main functions: One click call, visual intercom, and call broadcasting.
3) Family waiting area: ceiling mounted speaker, surgical announcement display screen, surgical education display screen.
Main functions: dissemination of educational information, display of surgical status, and broadcasting.
4) Ward entrance and exit: composed of machines at the entrance of the ward.
Main functions: One click call, visual intercom, broadcast playback, anti demolition alarm, and access control management.

Advantages of the plan
1) Fully digital networking
The system adopts TCP/IP networking method and implements intercom function through local area network. All audio, video, and data signals are transmitted through digital encoding, and the video supports H.263, H. 264 and other protocols; Audio supports H.711, H.723， Waiting for protocols, supporting PCM ADPCM, AMR, AAC, G.711 formats.
2) Easy installation and easy maintenance
The system adopts international standard network interfaces, making construction, maintenance and upkeep convenient. Using standard Category 5 RJ45 wiring, maintenance and expansion are very convenient, and the construction cost of pipeline lines is almost minimized. Powered by POE, the wiring is simple and easy to maintain.
3) Multi channel communication, not busy
The system can achieve point-to-point signal transmission and support multi-channel call intercom through networking.
4) Strong anti-interference ability
Each audio, video, and control signal adopts digital networking, with no loss in transmission, no interference from lines, and no distance restrictions.
5) Strong system scalability
The system intercom system adopts standardized and standardized transmission protocols, providing standardized and open interfaces that can be extended to meet functional requirements such as linked video monitoring, access control, and medical positioning.
6) Easy system upgrade
The operating room intercom system has strong scalability, and the software and hardware of the product are designed in a modular manner, making it easy to upgrade and expand the system.
7) Customized design for the entire hospital
The intelligent medical intercom system has a comprehensive, modular, and intensive research and development, production and processing system, supporting customized services to customers at the hospital or ward level.

System Function Introduction
1 Call and intercom function
The operating room extension calls the medical host to achieve call intercom;
The medical host calls the operating room extension to achieve call intercom;
The operating room extension calls the operating room extension to achieve video intercom;
The operating room extension calls the instrument room, blood bank, and other departments;
One click call from the entrance machine of the operating room ward to the medical host or operating room extension, achieving video intercom;
The medical host can make group calls or group calls to each extension, and can set up transfer calls and ward hosting.

2 Information display and indication functions
The medical host displays a list of patients in this ward, filters and displays patients based on different nursing levels, and can display detailed patient information through interface operations.
The operating room extension displays information such as call list and system time.
The operating room announcement displays the date and time, notifications and warm reminders, surgical announcement information, surgical dynamic information, and educational information.;

3 Access control functions
Visitors can press the call button on the machine at the entrance of the ward to call the medical host. The medical host can perform answering, intercom, and unlock operations, and during intercom, the visitor's video can be seen; When there is no nurse answering, visitors can take a photo and leave a message; When there is no visitor calling, the medical host can monitor the video at the entrance of the ward; Medical staff can pass through various methods such as swiping cards, fingerprints, and facial recognition.