Abstract: A cartridge for a vapor provision system including the cartridge and a control unit, wherein the cartridge includes a housing part having a mouthpiece end and an interface end, wherein the mouthpiece end includes a vapor outlet for the cartridge and the interface end includes an interface for coupling the cartridge to a control unit; an air channel extending from an air inlet in the housing part to the vapor outlet; a reservoir within the housing part containing liquid for vaporization, wherein an end of the reservoir at the interface end of the housing part is sealed by a resilient plug, wherein the reservoir includes a dividing wall between a first reservoir region on a side of the dividing wall facing the mouth piece end of the housing part and a second reservoir region on a side of the dividing wall facing the interface end of the housing part, wherein the dividing wall includes at least one fluid communication opening to provide fluid communication between the first reservoir region and the second reserv

Abstract: Provided herein are dry powder formulations comprising epinephrine alone or in combination with at least one enabling agent suitable for nasal application. Also provided are unit dose forms and devices comprising such formulations and methods of using such formulations for the treatment of various conditions including anaphylaxis, anaphylactoid reaction, respiratory conditions, hemodynamic collapse, and for administration during cardiopulmonary arrest and other life-threatening conditions.

Abstract: A device that reduces human energy loss in the breathing process, without requiring external energy such as electricity. The device transfers motion, elastic or heat energy by conveying air volume and pressure between the exhaling and inhaling phases in the breathing process in order to adjust the air pressure or temperature in these phases so as to improve air perfusion or the body's thermal homeostatic conditions as required, in addition to reducing the air resistance in masks or respirators used for protection against contaminants. The invention pertains to the field of healthcare. The invention comprises inhalation and exhalation chambers that are associated with air pumps, besides having elastic energy accumulation walls to minimize air flow resistance.

Abstract: According to an aspect of the present invention, there is provided a system for detecting the removal of mask from the face of a user comprising: a sensor housing configured to attach to a mask via one or more attachment mechanisms; one or more sensors in the sensor housing configured to detect a change in position of a mask on the face of a user; a processor configured to analyze sensor data to determine whether a change in position detected by the one or more sensors exceeds a predefined threshold; and an alerting device for activating an alert upon the predefined threshold change in position being exceeded.

Abstract: A controller for an inhalation apparatus, which operates by electric power supplied from a power supply, includes a holding portion configured to hold an atomizer including a heater configured to generate flavored aerosol from a generation source of an aerosol source, a nonvolatile display; and a processor configured to control update of display of the nonvolatile display, wherein the processor determines whether to perform the update in response to occurrence of a factor for changing a remaining amount of the generation source.

Abstract: Supplying therapeutic gas with improved mouth sensing. At least one example is a system and related method of treating CPAP non-compliance by delivery of therapeutic gas during and after sleep apnea events. Another example is a system and related method to change the volume of therapeutic gas delivered responsive to changes in oral resistance to the airflow associated with the transitions from wakefulness to sleep. Yet still other examples are systems and related methods of selective delivery of the therapeutic gas in which the left and right sides of the mouth are measured and delivered to independently to take into account respiratory airflow may not be evenly distributed across the mouth.

Abstract: The invention relates to a system for detecting asynchronies between a ventilator and a living being connected to the ventilator, and to a corresponding, partly automatic control of a ventilator. The system for detecting asynchronies between a ventilator and a living being comprises at least one ventilator, the ventilator comprising at least a sensor unit, a processing unit, an arithmetical unit, a detection unit, a memory unit, a monitoring unit, a control unit and a fan-valve unit, and the detection unit detects asynchronies between the ventilator and the living being based on breathing parameters of the living being.

Abstract: Certain embodiments include an endotracheal (ET) device assembly including an expansion lattice coupled with an expansion and/or contraction actuator. In certain aspects the expansion lattice is position within an open-ended sheath or cover that is position between the trachea and the expansion lattice when deployed.

Abstract: A bite device is configured to be placed in the mouth (92) of a patient, facilitates insertion of soft tubes (91) from the outside into the mouth (92) of the patient, and includes a bite member (2) and an auxiliary member (3). The bite member (2) includes an abutment portion (21), a biting portion (216) extending outwardly from one side of the abutment portion (21), a sleeve portion (22) opposite to the biting portion (216), and a central hole (23) for insertion of one soft tube (91) therethrough. The auxiliary member (3) includes a fixing plate structure (31) having a main auxiliary hole (317) removably sleeved on the sleeve portion (22), and at least one secondary auxiliary hole (318) for insertion of another soft tube (91) into the mouth (92) of the patient.

Abstract: There is provided a respiratory apparatus and a kit of parts. The respiratory apparatus and the kit of parts comprise a sensor and a respiratory mask. The respiratory mask comprises a mask body having an enclosing wall that defines an interior cavity, and the sensor has a transmitter of electromagnetic radiation and a receiver of electromagnetic radiation. The enclosing wall has a sensor portion including first and second sensor windows, a portion of the interior cavity being defined between the first and second sensor windows. The sensor is mounted relative to the sensor portion of the respiratory mask, such that electromagnetic radiation from the transmitter is transmitted, in use, through the first window of the sensor portion of the enclosing wall, through the portion of the interior cavity defined between the first and second windows, through the second window, to the receiver.

Abstract: Nasal respiratory assembly includes flexible tubing connected to a fluid source. The flexible tubing includes a pair of receptacles through which the fluid is dispensed, a pair of posts, and a connector with a central opening sized and shaped to cooperate with one of the receptacles. Each post includes a flange sized and shaped to fit over the nostril of a patient; a main body comprising a passageway configured therein.

Abstract: The invention relates to a respirator therapy system including a respiratory therapy device, a patient interface and an air circuit delivering pressurised air to the patient interface. The air circuit is formed from two or more lengths of tubing connected to each other by a connecting mechanism. The connecting mechanism is configured such that the respective connectors are both fluidly and electrically connected.

Abstract: A flexible ear cuff, configured to receive an oxygen tube and the flexible ear cuff is shaped to nestle between a pinna of an ear and a head of a patient. Thus, the flexible ear cuff may be used to secure the oxygen tube to the head of a patient.

Abstract: A respiratory interface system for use in delivering a flow of a positive pressure breathing gas to an airway of a patient that includes a patient interface device with a tubing assembly structured to be disposed on the head of the patient, a mask having a sealing element structured to sealingly engage about the airway of the patient, and an adaptor. The adapter includes a flange portion that extends generally radially outward from a central aperture and a hollow male connector extending from the flange portion and coupled with a correspondingly-shaped female connector of the tubing assembly or the mask. The mask is coupled to the tubing assembly via the adaptor, and the tubing assembly, the mask, and the adapter define a pathway structured to conduct the flow of the positive pressure breathing gas to the airway of the patient.

Abstract: Condensation traps are disclosed herein for the purpose of trapping and removing water condensed from the humidified air present within respiratory ventilatory systems and tubing. Traps disclosed herein can be positioned inline with the tubing, and therefore allow the trap to be positioned very near the patient interface, and minimize dead space between the trap and the patient interface. Minimizing the dead space in this manner prevents water from condensing prior to entering the trap. Respiratory ventilator systems incorporating condensation traps and methods of mechanical ventilation relying on condensation traps are also disclosed herein.

Abstract: A monitoring connector for a patient ventilation system serves for connecting to a breathing air tube portion for conducting ventilation air to a patient and for connecting the breathing air tube portion to a patient air interface. The connector has a control/regulation unit and at least one sensor for capturing a breathing air parameter which is in signal communication with the control/regulation unit. According to one aspect, the connector has a signal data memory for at least temporarily storing signal data. According to a further aspect, the sensor is configured as to measure the breathing air parameter in contact with the breathing air. According to one further aspect, the sensor is configured as to measure the breathing air parameter without contact. According to another aspect, the control/regulation unit has a plurality of signal transmission interfaces. This results in a connector which can be used flexibly and adapted to the respective requirements.

Abstract: A hybrid single-limb patient circuit coupled to an inspiratory port and an expiratory port of a ventilator. The hybrid single-limb patient circuit may include a check valve positioned to direct breathing gases supplied from the inspiratory port in a single direction; a manifold pneumatically coupled to the check valve; a dual-purpose single limb, pneumatically coupled to the manifold and the non-invasive patient interface, to carry breathing gases to the non-invasive patient interface and carry exhaled gases from the non-invasive patient interface; and an exhalation tubing segment, pneumatically coupled to the manifold and the expiratory port, to carry the exhaled gases from the manifold to the expiratory port.

Abstract: Hybrid ventilation apparatuses, systems and methods are provided. Some example mechanical ventilation apparatuses include a gas delivery system, at least one oxygen concentrator for generating oxygen enriched gas for delivery to a patient, at least one pressurized oxygen source for providing oxygen for delivery to the patient, and a controller. Based at least in part on an FIO2 setting for the gas to be delivered to the patient, the controller may determine an oxygen enriched gas flow rate of the oxygen enriched gas and a pressurized oxygen source flow rate of the oxygen from the at least one pressurized oxygen source, for the gas to be delivered to the patient. The controller may control the gas delivery system to deliver the gas to the patient in accordance with the FIO2 setting, the determined oxygen enriched gas flow rate, and the determined pressurized oxygen source flow rate.

Abstract: The present disclosure relates generally to medical devices and, more particularly, to a gas mixing system for a medical ventilator. A gas mixer is provided to adjust the oxygen concentration of environmental air for a blower-based ventilator, by adjusting the mix of air upstream of the ventilator and providing the mixed air to the ventilator's environmental air inlet.

Abstract: Systems and methods for controlling an exhalation valve to increase flow resistance during exhalation. An example method includes delivering breathing gases for a first breath; controlling the expiratory valve according to a first closure profile during a first exhalation phase of the first breath; detecting, by the flow sensor, an exhaled gas flow rate during the first exhalation phase; determining that the exhaled gas flow rate during the first exhalation phase is indicative of a collapsed airway during the first exhalation phase; based on determining that the exhaled gas flow rate is indicative of the collapsed airway, setting a second closure profile of the expiratory valve for a second exhalation phase wherein the second closure profile of the expiratory valve increases airflow resistance for the second exhalation phase of a second breath; and controlling the expiratory valve according to the second closure profile during the second exhalation phase.

Abstract: Methods and systems for dynamically adjusting the compliance of a patient circuit. In an example, the technology relates to a medical ventilation system that includes a dynamic compliance circuit. The dynamic compliance circuit includes an inspiratory tube extending from an inhalation port of a medical ventilator, the inspiratory tube defining an inner lumen for carrying breathing gases from the inhalation port towards a patient; and a compliance adjustment covering coupled to the inspiratory tube, wherein adjustments to the compliance adjustment covering alter an effective compliance of the inspiratory tube. The system may also include a processor; and memory storing instructions that, when executed by the processor, cause the system to perform operations including, based a type of ventilation mode of the ventilator, causing an adjustment to the compliance adjustment covering to alter the effective compliance of the inspiratory tube.

Abstract: A respiratory treatment device comprising at least one chamber, a chamber inlet configured to receive exhaled air into the at least one chamber, at least one chamber outlet configured to permit exhaled air to exit the at least one chamber, and an exhalation flow path defined between the chamber inlet and the at least one chamber outlet. A restrictor member positioned in the exhalation flow path is moveable between a closed position, where a flow of exhaled air along the exhalation flow path is restricted, and an open position, where the flow of exhaled air along the exhalation flow path is less restricted. A vane in fluid communication with the exhalation flow path is operatively connected to the restrictor member and is configured to reciprocate between a first position and a second position in response to the flow of exhaled air along the exhalation flow path.

Abstract: The present invention relates to a meditation device; wherein the meditation device comprising of a vibrator (E), a sound producing tool (F), and optionally a light source connected to a circuit board (D) and are enclosed in a ‘housing’ (A).

Abstract: Methods and devices are described for proactively managing an individual's mental health through the delivery of customized digital wellness content to a user based on their emotional state. In various examples, the present disclosure describes a method at a device. A user input is obtained and mapped to a mood parameter representative of the user's emotional state. Recommended digital wellness content is displayed on a user interface enabling the user to engage with the recommended digital wellness content, based on the mood parameter, and optionally based on the user's historical interaction with digital wellness content. In examples, engaging with the recommended digital wellness content may assist the user in reaching a state of emotional balance and promote wellness.

Abstract: A catheter retainer and a catheter-protecting device including the catheter retainer are disclosed. The catheter retainer defines a channel configured for passage of a pre-shaped section of a catheter therethrough. The channel includes a first channel section and a second channel section. The first channel section is configured for passage of a straight section of a tip of the catheter therethrough, and the second channel section is configured for passage of a bent section of the tip of the catheter therethrough. The catheter retainer including the first channel section and the second channel section is able to ensure that an angle of a pre-shaped end of the catheter can be maintained without decreasing for a long time, allowing an operator to directly use and deploy the catheter at a lesion site without having to subjecting it to a steam shaping process. This can reduce the time required for preoperative preparation.

Abstract: A package for a medical device such as an intermittent catheter has a case and a cap connected by threads. The case includes a hollow tube which is closed at one end and open at the other. A shoulder is formed near one end of the case. Above the shoulder is a cylindrical ferrule that includes external threads. The cap has internal threads selectably engageable with the threads on the ferrule to form a liquid-tight seal between the cap and case when the cap is installed on the case.

Abstract: Various systems, devices, and methods are described herein pertaining to expandable sheaths. Sheath aspects are described that include a flexible sheath tip that is expandable and bendable. In some aspects, the sheath includes a radially expandable proximal end and a radially expandable distal end. In some aspects, the sheath tip includes a plurality of layers that expand to accept a medical device traveling axially and bi-directionally therethrough with minimal deformation of the sheath tip.

Abstract: A clot retrieval catheter may have a tailored, highly flexible body section capable of navigating tortuous routes and an expandable tip for local flow restriction/arrest. The catheter may contain one or more spines extending the length of the elongate shaft which may be interwoven with the shaft braid. The distal portion of the spine may be formed into a spine hoop as part of the distal hoops of the tip section. Alternatively, the spine may form a loop around the shaft braid. Spines can be made from metal, polymer, or fiber strands. Polymer spines can be formed using a lamination or coextrusion manufacturing method. The support tube can also have a polymer jacket or membrane disposed around at least a portion of the structure.

Abstract: A catheter includes an elongate tubular body having a side wall defining a lumen extending between a proximal region and a distal region. The distal region comprises a tip portion capable of deflecting away from the proximal region when the tip portion is unconstrained, thereby forming a curved shape of the tip portion. The side wall of the elongate tubular body axially terminates at the tip portion with a slant cut, thereby forming an end surface of the tip portion defining an opening in a non-circular shape.

Abstract: A flow restriction device includes a proximal housing configured to couple to a fluid collection device, a distal housing configured to couple to a catheter assembly, an intermediate housing interposed between the proximal housing and the distal housing and an internal fluid channel extending transversely therethrough. The flow restriction device also includes a fluid shield assembly having an enclosure coupled to an end of the distal housing and a split septum coupled to an end of the enclosure, the split septum comprising a flexible material with a centrally disposed slit. The fluid shield assembly provides for connection of a female connector to a male connector of the distal housing through the slit of the split septum, and to contain fluid within the enclosure and split septum upon disconnection and withdrawal of the female connector from the male connector. Blood collection systems and fluid shield assemblies are also provided.

Abstract: Treatment catheters including a removable hub, and methods for using such treatment catheters with guide extension catheters during a medical procedure are disclosed. A method can include positioning a treatment catheter over a guidewire and through a guide catheter such that a proximal end of the treatment catheter extends from a proximal end of the guide catheter. The method can include removing a removable hub from the proximal end of the treatment catheter and advancing a guide extension catheter having a tubular distal portion through the guide catheter and along an outer surface of the treatment catheter. Advancing the guide extension catheter can include sliding the tubular distal portion of the guide extension catheter over the hubless proximal end of the treatment catheter and reattaching the removable hub to the proximal end of the treatment catheter.

Abstract: Systems, methods, and devices for monitoring and facilitating insertion and positioning of an intravenous catheter within a vein of a patient. Real-time ultrasound data is used to monitor various parameters associated with the selected vein and catheter to aid in selection and positioning of the catheter during an insertion procedure.

Abstract: A catheter system which provides adjustability of the length of the guidewire extending distally from the distal tip of the catheter and/or allows the guidewire to be secured relative to the catheter hub to allow the guidewire and the catheter to be steered simultaneously. The catheter system may include a catheter having an elongate shaft defining a catheter lumen, a hub assembly coupled to the proximal end of the elongate shaft and including a hub assembly lumen, a torque assembly releasably coupled to the hub assembly and including a torque assembly lumen, and a guidewire co-axially disposed within the catheter lumen, hub assembly lumen, and torque assembly lumen. In a first configuration the torque assembly may be configured to simultaneously torque the elongate shaft and the guidewire and in a second configuration the torque assembly may be configured to torque the guidewire independent of the elongate shaft.

Abstract: The present guide extension catheter improves the safety of the coronary stenting procedure and overcomes various safety concerns associated with conventional guide extension catheters, such as stent disruption, compromise in blood flow to the heart (ischemia), and hydraulic dissection of the coronary artery. The guide extension catheter system is insertable into a guide catheter and the coronary artery to provide back-up support during coronary stenting. The guide extension catheter system is configured with a push handle at a proximal section, an alignment device at a middle section, and a perfusion tube positioned distally. The alignment device facilitates in alignment of the stent with the concave-shaped inlet at the proximal end of the perfusion tube for the entrance into the lumen of the perfusion tube. The enhanced surface provided by the concave-shaped inlet facilitates in prevention of the stent disruption during the stenting procedure.

Abstract: A guide wire is provided with a core shaft, a coil portion, a sound source, and wiring. The coil portion is coupled to a distal end portion of the core shaft and is helically wound around a periphery of the core shaft to the rearward. The coil portion includes an open portion in which an interval of element wires constituting the coil portion itself is larger than that in another portion. The sound source is provided in an inner side of the open portion. The wiring extends along an extending direction of the core shaft, and a distal end of the wiring is positioned at an inner side of the coil portion. The wiring supplies energy to the sound source.

Abstract: Provided herein is a device for advancement of an instrument into an intravenous catheter assembly. The device includes a housing having a proximal end, a distal end, and a sidewall therebetween defining an interior. A displaceable instrument is received within the housing interior and has a proximal end and a distal end, with the instrument being one of a guidewire and a probe. The instrument is advanceable from a first, proximal position in which the distal end does not extend beyond a distal end of a catheter of the intravenous catheter assembly, to a second, distal position in which the distal end extends beyond the distal end of the catheter of the intravenous catheter assembly. The distal end of the instrument includes an antithrombogenic material, the antithrombogenic material being an antithrombogenic coating applied to the instrument or an antithrombogenic composition from which the instrument is formed, in part.

Abstract: Methods for purging a balloon catheter of air. An inflation fluid is inserted into a balloon and an inflation lumen of a balloon catheter. The inflation lumen is in fluid communication with the balloon. The balloon catheter is positioned in an inverted orientation with a distal end thereof disposed below a proximal end thereof. The distal end of the balloon catheter includes a balloon. A vibration source is positioned in direct contact with an outer surface of the balloon catheter. The balloon catheter is vibrated via the vibration source. A vacuum is applied or pulled on the inflation lumen of the balloon catheter. The steps of vibrating the balloon catheter and applying the vacuum are performed simultaneously.

Abstract: PTA catheters and improved PTA methods address problems associated with PTA procedures. One or more stabilizers are activated to hold or fix the PTA catheter at a desired relative position within a support catheter. Timely activation of the stabilizers can prevent deformation of the PTA apparatus during manipulation of the PTA apparatus within biological vessels.

Abstract: An improved method and device are provided for forming and/or maintaining a percutaneous access pathway. The device generally comprises at least one of three type of components: access pathway, insertion device, and attachment device. In one embodiment, the device is used to form and/or maintain a percutaneous access pathway into the pleural cavity (i.e. tube thoracostomy). The provided assembly substantially reduces the possibility of iatrogenic infection while accessing and/or re-accessing a body space.

Abstract: A valve assembly for a medical device including a container including a first region and a second region, a first fluid inlet fluidly coupled to the first region, a second fluid inlet fluidly coupled to the second region, and a piston assembly disposed within the container. The container is configured to house an agent within the second region, the first fluid inlet is configured to deliver a first portion of pressurized fluid to the first region at a first pressure level, and the second fluid inlet is configured to deliver a second portion of pressurized fluid to the second region at a second pressure level that is less than the first pressure level. The piston assembly includes a valve configured to move from a first position to a second position in response to the piston assembly moving relative to the container.

Abstract: Methods and devices to affect types, proportion, quantity, distribution, or proliferation of microorganisms within a female reproductive system.

Abstract: Devices and methods for mixing and preparing therapeutic pellets are described. In one aspect, the present disclosure may include a medical device for mixing and preparing pharmaceuticals. The medical device may include a body sized and shaped to be supported by a human hand. The body may be elastically flexible between a relaxed shape and a flexed shape. In the relaxed shape, the body may form a basin and may be shaped and sized to receive a vessel for mixing or forming the therapeutic pellets. In the flexed shape, the bowl may be configured for controlled pouring of the therapeutic pellets.

Abstract: A coupling arrangement for use in an air delivery circuit includes a first connector tube defining a first passage therethrough and a second connector tube defining a second passage therethrough. The second connector tube telescopically receives a portion of the first connector tube within the second passage. A release mechanism includes wedges coupled to the first or second connector tube. The first and second connector tubes have a number of corresponding features that latch the first connector tube within the second passage of the second connector tube when the first connector tube is axially inserted along the longitudinal axis a predetermined distance. Actuation of the wedges radially toward the longitudinal axis causes axial movement among the first connector tube and the second connector tube a second predetermined distance that is sufficient to unlatch the corresponding features.

Abstract: Connection systems and methods establish safe, routine, functional connections between sterile single patient-use (“SPU”) medical devices and multiple patient-use (“MPU”) medical devices. For example, a connection system can include a male connector associated with an SPU medical device and a female connector associated with an MTV medical device. The male connector can include a flexible member therearound but proximal of a plug of the male connector. The female connector can include a rigid member around an opening of a receptacle of the female connector. The flexible member can conform to the rigid member with a procedural barrier therebetween when the plug of the male connector is inserted into the receptacle of the female connector. Upon insertion of the plug of the male connector into the receptacle of the female connector, one or more functional connections can be established across the procedural barrier between the SPU and MPU medical devices.

Abstract: A fluid connector device for a blood collection system is disclosed. In order to be safely used with different gauges, the fluid connector device can regulate blood flow therethrough based upon the catheter gauge. For example, when 18-to-22-gauge catheters are used, the fluid connector device regulates the blood flow by positioning a slider assembly (within the fluid connector device) to a setting that allows a single channel to transmit blood through the fluid connector device into a fluid inlet and out of a fluid outlet of the fluid connector device. Alternatively, in another example, when 24-gauge (or greater) catheters are used, the slider assembly can be actuated to a new position, which allows multiple channels to transmit blood into the fluid inlet and out of the fluid outlet. By regulating blood flow, the fluid connector device can limit or prevent hemolysis, while being universally used with different catheters.

Abstract: A circuit connector for a humidification system, the system comprising a base unit configured to be engaged by a humidification chamber. The circuit connector comprises an inlet to fluidly connect to an outlet of the humidification chamber to receive humidified gases therefrom, an outlet to sealably connect to or integral with a conduit for directing the humidified gases to a user, and an electrical terminal for electrically coupling the circuit connector to an electrical terminal associated with the base unit. The circuit connector may be releasably and lockably connectable to the outlet of the humidification chamber and/or orientation features may control orientation of component parts of the system as they are assembled.

Abstract: A central line protector apparatus includes (a) a central venous catheter (CVC); (b) a site protector providing a viewing shield surrounded by a protective frame; (c) an inlet provided on the site protector configured to covering and receiving the catheter; and (d) a protective sleeve attached to the site protector at the inlet and extending a predetermined length away from the site protector and configured to reduce undesired tampering of the catheter. The protective sleeve is configured to provide a passage for the catheter into the site protector, and into an entry point of the patient.

Abstract: A heart pump including: a housing forming a cavity including: at least one inlet aligned with an axis of the cavity; and, at least one outlet provided in a circumferential outer wall of the cavity; an impeller provided within the cavity, the impeller including vanes for urging fluid from the inlet to the outlet; and, a drive for rotating the impeller in the cavity and wherein a flow path through the pump has a minimal cross-sectional area of at least 50 mm2.

Abstract: An intravascular blood pump comprises a pump casing having a blood flow inlet and a blood flow outlet, and an impeller arranged in said pump casing so as to be rotatable about an axis of rotation, wherein the impeller has blades sized and shaped for conveying blood from the blood flow inlet to the blood flow outlet. The blood pump further comprises a drive unit for rotating the impeller, the drive unit comprising a plurality of posts arranged about the axis of rotation, wherein each of the posts includes a shaft portion and a head portion. Coil windings around the posts are sequentially controllable so as to create a rotating magnetic field. The drive unit further comprises a back plate which engages ends of the shaft portions of the posts opposite the head portions.

Abstract: The application relates to a pump, in particular blood pump. The pump comprises a drive shaft (3) which runs in an axial direction, a delivery element (6) which is connected to the drive shaft (3) in a distal region of this, and a housing (5) which surrounds the delivery element (6). The delivery element (6) and the housing (5) are designed in a manner such that these automatically unfold after a forced compression. The housing (5) moreover comprises an inlet region (22) with at least one inlet opening (23), a fluid-tight region (20) which surrounds a region of the delivery element (6), and an outlet region (24) with at least one opening (23) for the exit of the pump medium. The delivery element (6) is arranged in a manner such that it projects into the outlet region (24).