A medical system comprising: one or more medical body area network, MBAN, systems, each MBAN system including: one or more MBAN devices configured to acquire and communicate patient data with a hub device via short-range wireless communication, the communication of the patient data via the short-range wireless communication being within a predefined spectrum, part of the predefined spectrum being in use by a primary user and unavailable for use; the hub device configured to receive patient data communicated from the one or more MBAN devices, and to communicate with a central monitoring station via a longer range communication; a channel regulator configured to prohibit the one or more MBAN devices from utilizing at least a portion of the predefined spectrum and to define a channelization scheme with one or more channels of the predefined spectrum accessible to the one or more MBAN devices, wherein the channelization scheme defines one or more non-overlapping channels within the predefined spectrum which can only be accessed within a healthcare facility and one or more overlapping channels within the predefined spectrum which can be accessed anywhere. one or more medical body area network, MBAN, systems, each MBAN system including: one or more MBAN devices configured to acquire and communicate patient data with a hub device via short-range wireless communication, the communication of the patient data via the short-range wireless communication being within a predefined spectrum, part of the predefined spectrum being in use by a primary user and unavailable for use; the hub device configured to receive patient data communicated from the one or more MBAN devices, and to communicate with a central monitoring station via a longer range communication; a channel regulator configured to prohibit the one or more MBAN devices from utilizing at least a portion of the predefined spectrum and to define a channelization scheme with one or more channels of the predefined spectrum accessible to the one or more MBAN devices, wherein the channelization scheme defines one or more non-overlapping channels within the predefined spectrum which can only be accessed within a healthcare facility and one or more overlapping channels within the predefined spectrum which can be accessed anywhere. one or more MBAN devices configured to acquire and communicate patient data with a hub device via short-range wireless communication, the communication of the patient data via the short-range wireless communication being within a predefined spectrum, part of the predefined spectrum being in use by a primary user and unavailable for use; the hub device configured to receive patient data communicated from the one or more MBAN devices, and to communicate with a central monitoring station via a longer range communication; a channel regulator configured to prohibit the one or more MBAN devices from utilizing at least a portion of the predefined spectrum and to define a channelization scheme with one or more channels of the predefined spectrum accessible to the one or more MBAN devices, wherein the channelization scheme defines one or more non-overlapping channels within the predefined spectrum which can only be accessed within a healthcare facility and one or more overlapping channels within the predefined spectrum which can be accessed anywhere.