Abstract: A patient monitoring device is described that includes a wireless transceiver, an asset management database, and a processor communicably coupled to the wireless transceiver and the asset management database and configured to receive patient monitoring information gathered by the patient monitoring device, format the patient monitoring information into a plurality of frames, each frame of the plurality of frames associated with an incident identifier that identifies an emergency medical services (EMS) incident during which the patient monitoring information was gathered, store the plurality of frames to the asset management database, separately retrieve one or more frames of the plurality of frames from the asset management database based on the incident identifier, and provide one or more retrieved set of one or more frames to the wireless transceiver for transmission.

Abstract: A medical device includes at least one electrode to sense an electrocardiogram (ECG) signal of a patient, and a controller coupled to the at least one electrode. The controller is configured to generate a first ECG template based on a first ECG signal of the patient received during a first baselining operation. The controller is configured to determine that the patient has been administered a therapeutic shock, and responsive to the determination that the patient has been administered the therapeutic shock, the controller is configured to initiate a second baselining operation and generate a second ECG template based on a second ECG signal of the patient received during the second baselining operation. The controller is configured to determine whether the patient is experiencing a cardiac event based on a comparison of the second ECG template to a real time ECG signal received during real time monitoring of the patient.

Abstract: A wearable defibrillator includes one or more environmental sensors including an accelerometer, one or more ECG sensors configured to acquire ECG data, and an alarm manager and at least one processor operatively coupled to the one or more ECG sensors and the accelerometer. The at least one processor is configured to detect a cardiac abnormality in the patient, identify a notification having one or more characteristics, and detect an environmental condition of the wearable defibrillator. The accelerometer is configured to detect a presence or lack of patient motion, and/or detect a body position of the patient as the detected environmental condition. The at least one processor is configured to determine whether one or more factors exist that inhibit the patient's ability to recognize the notification, on determining their existence, adapt the one or more characteristics of the notification and provide an adapted notification, and issue the adapted notification.

Abstract: An arrhythmia monitoring device includes a plurality of pairs of ECG sensing electrodes disposed in a garment configured to be worn about a torso of a patient, and signal acquisition circuit configured to be electrically coupled to the plurality pairs of ECG sensing electrodes. The device includes a processor in communication with the signal acquisition circuit configured to execute a selection process comprising identifying a quality of each of a plurality of ECG signals, ranking the signals based on the identified quality, and selecting at least two ECG signals to monitor having highest quality. The processor is configured to re-execute the selection process following an event including at least one of the garment shifting on the torso, the garment being repositioned on the torso, and the garment being removed and returned to the torso of the patient, and monitor the selected at least two ECG signals for a cardiac arrhythmia.

Abstract: Ambulatory medical devices may occasionally improperly administer a therapeutic stimulation pulse to a patient upon an incorrect detection of arrhythmia in the patient. To address these improperly administered therapeutic stimulation pulses, an ambulatory medical device includes processes and systems for verifying an initial declaration of an arrhythmia. The ambulatory medical device described include at least one first sensing electrode and at least one second sensing electrode distinct from the at least one first sensing electrode. First electrocardiogram (ECG) signals detected by the first sensing electrode are analyzed to provide an initial declaration of the arrhythmia condition of the patient. As a treatment protocol is being initiated in response to the analysis of the first ECG signals, second ECG signals detected by the second sensing electrode are analyzed to verify the initial declaration of the arrhythmia.

Abstract: A wearable monitoring and therapeutic device includes at least two sensing electrodes, including at least one of conductive thread sewn into a garment and/or a metallic surface sewn into the garment. The device includes at least two therapy electrodes and the garment, wherein the garment is configured to be worn about a torso of a subject. The garment includes a breathable and stretchable fabric, an elastic material, and a loose material. The device includes at least one defibrillator component including a power source, a conductive wiring configured to stretch to accommodate the subject's chest size and enhance comfort and couple any of the at least two therapy electrodes and the at least two sensing electrodes to the at least one defibrillator component, an alarm module operatively coupled to the at least one defibrillator component, and one or more response buttons operatively coupled to that at least one defibrillator component.

Abstract: In some examples, an ambulatory medical device is provided. The ambulatory medical device includes at least one sensor configured to acquire data descriptive of the patient, one or more processors in communication with the at least one sensor, a patient care component executable by the one or more processors, and a limited functionality component executable by the one or more processors. The patient care component is configured to perform one or more primary operations of the ambulatory medical device at least in part by accessing the data descriptive of the patient. The limited functionality component is configured to exchange information with a communication device and to not affect the one or more primary operations of the ambulatory medical device.

Abstract: A wearable defibrillator includes a plurality of ECG electrodes configured to be removably attached to a patient and sense ECG information of the patient, and at least one therapy pad configured to deliver electrical therapy to the patient. The wearable defibrillator includes at least one audio device including a microphone configured to receive an audio input and an audio output device configured to provide an audio output. At least one processor of the wearable defibrillator is operatively connected to the plurality of ECG electrodes, the at least one therapy pad, a memory, and the at least one audio device. The at least one processor is configured to in a set up phase, receive by the microphone and store in the memory, the audio input comprising a voice recording, and cause the audio output device to provide the audio output by to playing back the voice recording to the patient.

Abstract: According to an aspect, an improved modular wearable medical device for monitoring a patient's ECG signals and providing therapeutic shocks in the event of a cardiac arrhythmia is provided. The device includes a garment, a plurality of ECG sensing electrodes that are permanently coupled at first predetermined locations on the garment, at least one pocket or receptacle disposed on the garment and configured to removably secure a module with device electronics within a housing to the garment, a plurality of wires or cables permanently integrated into the garment and operably coupling the plurality of permanently coupled ECG sensing electrodes with the sensor interface module, a plurality of therapy electrodes removably coupled to second predetermined locations on the garment, gel deployment circuitry, one or more capacitors, and a therapy control module configured to control the provision of the therapeutic shocks.

Abstract: A wearable defibrillator includes garment configured to be worn by a patient, treatment electrodes configured to apply electric current to the patient, and an alarm module configured to provide audio, visual, and haptic notifications. The notifications are configured to indicate that an electric current will be administered imminently, and prompt the patient to provide a response input. The wearable defibrillator includes a motion sensor configured to detect motion and a lack of motion of the patient, and a controller in electrical communication with the alarm module and the motion sensor. The controller is configured to monitor for the response input, cause administration of the electric current to be delayed or cancelled if the response input is received and motion of the patient is detected, and cause administration of the electric current to be delivered if no response input from the patient is received and a lack of motion is detected.

Abstract: A system for configuring an ambulatory medical device includes an ambulatory medical device configured to monitor at least one electrocardiogram signal received from a patient for an occurrence of one or more cardiac events. The system also includes a remote computing device configured to receive a set of threshold values related to operation of the ambulatory medical device. The threshold values identify one or more conditions indicative of an occurrence of one or more cardiac events. The remote computing device is configured to query a master lookup table to determine a lookup code associated with the received set of threshold values, establish a communication link with the ambulatory medical device, receive an activation notification indicating that the ambulatory medical device has been activated, and encode a key. The encoded key includes the lookup code. The remote computing device is configured to transmit the encoded key to the ambulatory medical device.

Abstract: An augmented-reality system for providing information relating to a wearable medical device and/or a patient wearing a medical device. An augmented-reality enabled computing device includes an image acquisition device, a user interface operatively coupled to the image acquisition device, the user interface configured to receive streaming images of a scene having one or more predetermined recognizable features, and a processor operably connected to the user interface. The processor is configured receive the streaming images, analyze the one or more predetermined recognizable features to determine a context of the scene, retrieve information relating to at least one of the medical device and the patient wearing the medical device, the information corresponding to the determined context of the scene, and augment the received streaming images with contextual information relating to at least one of the medical device and the patient wearing the medical device.

Abstract: Ambulatory medical devices may occasionally improperly administer a therapeutic stimulation pulse to a patient upon an incorrect detection of arrhythmia in the patient. To address these improperly administered therapeutic stimulation pulses, an ambulatory medical device includes processes and systems for verifying an initial declaration of an arrhythmia. The ambulatory medical device described include at least one first sensing electrode and at least one second sensing electrode distinct from the at least one first sensing electrode. First electrocardiogram (ECG) signals detected by the first sensing electrode are analyzed to provide an initial declaration of the arrhythmia condition of the patient. As a treatment protocol is being initiated in response to the analysis of the first ECG signals, second ECG signals detected by the second sensing electrode are analyzed to verify the initial declaration of the arrhythmia.

Abstract: In some examples, an ambulatory medical device is provided. The ambulatory medical device includes at least one sensor configured to acquire data descriptive of the patient, one or more processors in communication with the at least one sensor, a patient care component executable by the one or more processors, and a limited functionality component executable by the one or more processors. The patient care component is configured to perform one or more primary operations of the ambulatory medical device at least in part by accessing the data descriptive of the patient. The limited functionality component is configured to exchange information with a communication device and to not affect the one or more primary operations of the ambulatory medical device.

Abstract: A remote alarm for use with a wearable medical device. The remote alarm is configured to receive alarms, voice messages and prompts issued by the wearable medical device and to repeat those alarms, voice messages and prompts in a manner that can more easily be perceived by a patient wearing the wearable medical device or a bystander. The remote alarm can be configured to receive a communication from the wearable medical device, and in response, to identify one or more messages to be provided to the patient or a bystander. The messages may be provided audibly, visually, tactilely or combinations thereof. The remote alarm may further be configured to take certain actions depending upon the content of the communication, such as sending a telephone message to alert emergency personnel to the identity, location and medical condition of the patient, or sending an email.

Abstract: A wearable medical monitoring device includes a plurality of ECG electrodes configured to receive an ECG signal when the wearable medical monitoring device is worn by a patient, and a monitor coupled to the plurality of ECG electrodes. The monitor is configured to detect an impending cardiac event based on the received ECG signal of the patient. The device includes at least one processor configured to execute a plurality of instructions to implement an update manager configured to receive a software update corresponding to the at least one software module for the monitor, determine an event estimation of risk score for a predetermined period of time, cause an installation of the update when the event estimation of risk score indicates a low likelihood of an impending cardiac event, and cause a delay in the installation when the event estimation of risk score indicates a high likelihood of impending cardiac event.

Abstract: A system for configuring an ambulatory medical device includes a medical device configured to monitor a patient for an occurrence of one or more cardiac events, and a remote computing device. The remote computing device is configured to receive threshold values related to operation of the medical device from, for example, a physician, the threshold values identifying conditions indicative of an occurrence of a cardiac event. The remote computing device can query a master lookup table to determine a lookup code associated with the received threshold values and encode a key including the lookup code. Upon activation of the medical device, the remote computing device can establish a communication link with the medical device and transmit the encoded key to the medical device. The medical device can decode the lookup code, identify the threshold values on a local lookup table, and operate according to the identified threshold values.

Abstract: A remote communications system for providing enhanced communication with cardiac devices includes a wearable defibrillator disposed on a torso of a patient and a remote device. The wearable defibrillator includes one or more buttons configured to be actuated by the patient to indicate that the patient is conscious, a speaker configured to communicate information to the patient, a wearable defibrillator transceiver configured to transmit the information, and a processor in communication with the speaker and the wearable defibrillator transceiver. The remote device includes a wireless transceiver for bi-directional communication configured to receive the information from the wearable defibrillator, at least one of a touch screen and a speaker, and a processor configured to cause the remote device to provide via the at least one of the touch screen and the speaker at least one of an alarm, voice message, and prompt based on the received information.

Abstract: A wearable therapeutic device to facilitate care of a subject is provided. The wearable therapeutic device can include a garment having a sensing electrode. The garment includes at least one of an inductive element and a capacitive element, and a controller identifies an inductance of the inductive element or a capacitance of the capacitive element, and determines a confidence level of information received from the sensing electrode based on the inductance or the capacitance. The wearable therapeutic device also includes an alarm module coupled with the controller and configured to provide a notification to a subject based on the confidence level.

Abstract: According to at least one aspect, a wearable cardiac device is provided. The wearable cardiac device includes a garment worn about a torso of a patient, at least one sensing electrode to monitor cardiac activity of the patient, and a controller including a plurality of separate and distinct modules distributed about and/or integrated into the garment. The plurality of separate and distinct modules includes, for example, an operations module coupled to the at least one sensing electrode and configured to detect at least one cardiac condition of the patient and/or a communications module coupled to the operations module to communicate with an external device. In some examples, the wearable cardiac device may be configured as a treatment device and include an energy storage module coupled to at least one therapy electrode and configured to store energy for at least one therapeutic shock to be applied to the patient.