Abstract: There is provided a device comprising a blood pressure sensor for sensing blood pressure and a method for controlling the device. An angle of the device with respect to the direction of gravity is determined (202) and a location of one or more features of the user holding the device is identified (204). A height of the blood pressure sensor relative to a heart level of the user is determined based on the determined angle of the device with respect to the direction of gravity and the identified location of the one or more features of the user (206). The device is controlled based on the determined height of the blood pressure sensor relative to the heart level of the user (208).

Abstract: According to an aspect, there is provided an apparatus for measuring the blood pressure, BP, of a user, the apparatus comprising a volume-clamp BP monitoring device that comprises a first pressure device for applying pressure to a first part of the body of the user, a first photoplethysmogram, PPG, sensor for obtaining a first PPG signal from the first part of the body of the user, and a control unit that is configured to analyse the first PPG signal and to control the pressure of the first pressure device; wherein the control unit is configured to adjust the pressure of the first pressure device to maintain the first PPG signal at a constant level and to determine the BP of the user from the pressure of the first pressure device; and a second sensor, separate from the first PPG sensor, for measuring a physiological characteristic of the user in a second part of the body of the user, wherein the second part of the body is separate from the first part of the body; wherein the apparatus is configured to analyse

Abstract: In a pump arrangement (6) for use with a double breast pump device, a first air conduit (65) and a second air conduit (66) have a function in connecting respective expression kits (2, 3) to the pump arrangement (6). Each of the air conduits (65, 66) N is connectable to and disconnectable from a suction side and a discharge side, respectively, of a pump (61) that is included in the pump arrangement (6). Further, the air conduits (65, 66) are connectable to and disconnectable from each other directly through an intermediate switching mechanism (70) arranged between the air conduits (65, 66) at a bypass position with respect to the pump (61), so that it is possible to directly transfer vacuum between the air conduits (65, 66) and to thereby support the functioning of the pump (61) which may be relatively small for that reason.

Abstract: A pump arrangement (5) for use with abreast pump device comprises a pump element (51), an expression kit air conduit (55) designed to allow for air connection of an expression kit (2) of the device to the pump arrangement (5), a volume element (54) configured to store vacuum in the pump arrangement (5), and a storage switching mechanism (58) arranged between the expression kit air conduit (55) and the volume element (54), configured to switch between a position of direct connection of the expression kit air conduit (55) to the volume element (54) at a bypass position with respect to the pump element (51) and a position of disconnection of the expression kit air conduit (55) from the volume element (54). Through a direct exchange of vacuum between an expression kit (2) and the volume element (54), support of the functioning of the pump element (51) is realized.

Abstract: There is provided a blood pressure monitor for use in measuring the blood pressure of a subject, the blood pressure monitor comprising a cuff that is configured to be placed around a body part of the subject and inflated to apply pressure to the body part; a pressure sensor that is configured to provide measurements of the pressure in the cuff; a plethysmography sensor comprising a coil having one or more windings that is configured to provide an output signal indicating the volume of the body part of the subject and/or changes in the volume of the body part; and a processing unit that is configured to determine the blood pressure of the subject from the measurements of the pressure in the cuff and the measurements of the volume of the body part and/or the changes in the volume of the body part. A corresponding method claim is also provided.

Abstract: There is provided an apparatus (12) for use with a wearable cuff (14) in determining blood pressure and/or pulse rate. The wearable cuff (14) is inflatable to pressurize a measurement site of a subject (18). The apparatus (12) is configured to acquire a pressure signal indicative of pressure in the wearable cuff (14) during inflation of the wearable cuff (14) to pressurize the measurement site of the subject (18) and analyze the acquired pressure signal to detect an artifact corresponding to a decrease in pressure during inflation of the wearable cuff (14) due to cuff slippage. The apparatus (12) is also configured to determine the blood pressure and/or pulse rate of the subject (18) by analyzing oscillations in the acquired pressure signal, wherein determining comprises compensating for the detected artifact.

Abstract: There is provided an apparatus (12) for controlling a wearable cuff (14) for use in measuring blood pressure, wherein the wearable cuff (14) is inflatable to pressurize a measurement site of a subject (18). The apparatus (12) is configured to initiate the inflation of the wearable cuff (14) at a first inflation speed and change the first inflation speed during inflation of the wearable cuff (14). The first inflation speed is changed at a rate that is limited to a maximum value.

Abstract: According to an aspect there is provided an inflation apparatus (10) for use with an inflation-based non-invasive blood pressure, NIBP, measurement apparatus, the inflation apparatus comprising: an outlet (110) configured to be coupled to a cuff of the inflation-based NIBP measurement apparatus; a pump (120) configured to output a flow of gas at an output flow rate; a valve (130) disposed along a flow path between the pump and the outlet to selectively pass part of the flow of gas output by the pump; and a control unit (140) configured to control the flow resistance of the valve to provide a flow of gas to the outlet at a required flow rate for inflating the cuff.

Abstract: A breast pump arrangement having an expression kit with a milk flow sensor (200) is provided. The milk flow sensor (200) comprises a container (240) with a first end with a first opening (242) and a second end with a second opening (243). The second opening (243) allows an outflow of milk with a predefined outflow characteristics out of the container (241). The first opening (242) is larger than the second opening (243). A milk amount sensor (250) is provided to measure a height or volume of milk in the container. A calculating unit (260, 240) calculates a milk flow based on the height or volume measurements and the predefined outflow characteristic of the second opening (243).

Abstract: According to an aspect there is provided an inflation apparatus (10) for use in an inflation-based non-invasive blood pressure, NIBP, measurement apparatus, the inflation apparatus comprising: an outlet (110) configured to be coupled to a cuff of the inflation-based NIBP measurement apparatus; a plurality of pumps (120) each configured to output a flow of gas to the outlet; and a control unit (130) configured to enable at least one of the plurality of pumps to output a flow of gas to the outlet based on a required flow rate to inflate the cuff and/or to control a flow rate of at least one of the plurality of pumps to output a flow of gas to the outlet based on a required flow rate to inflate the cuff.

Abstract: A cardio-pulmonary compression system includes a compression device (110), a supporting mechanism (120) coupled to the compression device and a feedback sensor (104) configured to measure interactions between a patient and the compression device. A control unit (112) is configured to receive input from the feedback sensor and adjust operating parameters of the compression system to meet a target parameter during operation of the compression device.

Abstract: A device is configured for tracking e.g. the diastolic blood pressure in a patient. The device applies a pressure to a body part, e.g. by use of an inflatable cuff. By performing repeated and alternating pressure changes in the cuff, a specific feature of a signal that relates to the diastolic blood pressure can be tracked and possibly measured. The device may have particular use in conjunction with cardiopulmonary resuscitation devices.

Abstract: There is provided a device comprising a blood pressure sensor for sensing blood pressure and a method for controlling the device. An angle of the device with respect to the direction of gravity is determined (202) and a location of one or more features of the user holding the device is identified (204). A height of the blood pressure sensor relative to a heart level of the user is determined based on the determined angle of the device with respect to the direction of gravity and the identified location of the one or more features of the user (206). The device is controlled based on the determined height of the blood pressure sensor relative to the heart level of the user (208).

Abstract: A system for providing feedback regarding chest compressions in CPR, an automated resuscitation device and a method for providing feedback regarding chest compressions in CPR, are based upon a quality measure for cardio pulmonary resuscitation. The system includes a measuring unit, a processor, an indicator unit, and a sensor and display. The measuring unit measures an arterial blood pressure of a patient. The processor calculates a blood pressure CPR quality index based on the measured blood pressure as a function of time. The indicator unit provides an indication of the blood pressure CPR quality indicator. The sensor registers a depth of compression of CPR and the display displays a signal indicating CPR compression depth as a function of time.

Abstract: There is provided a blood pressure monitor for use in measuring the blood pressure of a subject, the blood pressure monitor comprising a cuff that is configured to be placed around a body part of the subject and inflated to apply pressure to the body part; a pressure sensor that is configured to provide measurements of the pressure in the cuff; a plethysmography sensor comprising a coil having one or more windings that is configured to provide an output signal indicating the volume of the body part of the subject and/or changes in the volume of the body part; and a processing unit that is configured to determine the blood pressure of the subject from the measurements of the pressure in the cuff and the measurements of the volume of the body part and/or the changes in the volume of the body part. A corresponding method claim is also provided.

Abstract: Proposed is a Pulse Transit Time, PTT, measurement concept wherein a forced oscillation technique, FOT, is used to determine a pulse arrival time at alveoli of the lungs of a patient.

Abstract: The present disclosure relates to a device and a method for blood pressure measurement, the device (12) comprising a pressurizing unit (30), that is arranged to supply, via at least one supply line (32), a wearable cuff (14) which is arranged to pressurize a measurement site (16) of a subject of interest, a pressure detection unit (40) that detects a cuff pressure (p2) in a direct or mediate fashion, a control section (50) comprising a feed forward 5 controller (64) arranged to output a target inflation flow signal based on a desired inflation rate (or pressure), a feedback controller (62) arranged to minimize the error between a target inflation rate (or pressure) and an actual inflation rate (or pressure), wherein the output of the feed forward controller (64) and the output of the feedback controller (62) are combined to drive the pressurizing unit (30), and a blood pressure determination unit (100) arranged to calculate a blood pressure value based on the cuff pressure (p2) detected by the pressure detect

Abstract: An automated cardio pulmonary resuscitation device comprises a front structure with first and second movable unit arranged to move back and forth along said front structure, a compression element for compressing a patient's chest, two arms coupled to the chest pad, one end of each of the arms being coupled to a respective one of the first and second movable units, driving means arranged for, when in operation, driving the first and second movable unit back and forth. The front structure comprises a transmission system including a driving pulley and a transmission rope, the transmission rope being arranged to be driven by the driving pulley, and said first and second movable units being coupled to the transmission rope so as to move back and forth in a translational motion along the front structure.

Abstract: According to an aspect, there is provided an apparatus for measuring the blood pressure, BP, of a user, the apparatus comprising a volume-clamp BP monitoring device that comprises a first pressure device for applying pressure to a first part of the body of the user, a first photoplethysmogram, PPG, sensor for obtaining a first PPG signal from the first part of the body of the user, and a control unit that is configured to analyse the first PPG signal and to control the pressure of the first pressure device; wherein the control unit is configured to adjust the pressure of the first pressure device to maintain the first PPG signal at a constant level and to determine the BP of the user from the pressure of the first pressure device; and a second sensor, separate from the first PPG sensor, for measuring a physiological characteristic of the user in a second part of the body of the user, wherein the second part of the body is separate from the first part of the body; wherein the apparatus is configured to analyse

Abstract: There is provided a method for use in cuff-based oscillatory non-invasive blood pressure (NIBP) measurement. The method comprises: progressively altering the volume of air in a cuff of a NIBP measurement apparatus during a measurement period; obtaining a plurality of measurements of the flow rate of the air into/out of the cuff during the measurement period; obtaining a plurality of measurements of the air pressure in the cuff during the measurement period; and determining a relationship between quasi-static cuff compliance and cuff pressure by calculating the quasi-static cuff compliance at a plurality of instances during the measurement period, based on the flow rate measurements and the air pressure measurements obtained during the measurement period.