Abstract: Disclosed herein is a method and system for monitoring health risk of a user. The system receives a plurality of information related to clinical symptoms and cough sounds of a user and determines a symptom risk index and a cough risk index based on analysis of clinical symptoms and cough sounds. The system further receives body temperature and oxygen saturation information of the user and determines temperature risk index and oxygen saturation risk index based on the analysis of the received body temperature and oxygen saturation information. The system further determines a final risk index of the user based on the determined symptom risk index, cough risk index, temperature risk index and oxygen saturation risk index. The system provides a quick and easy solution to estimate or predict health risk information of the user.

Abstract: There is disclosed herein a computed tomography (CT) imaging module. The CT imaging module may have a light sensor array to detect photons within a CT imaging system and may produce a plurality of signals based on the detected photons. A switching/multiplexing element may receive the plurality of signals and multiplex the plurality of signals for signal processing. The multiplexing of the plurality of signals may provide for less interconnections for the light sensors within the light sensor array, thereby reducing the risk of reliability failure of the interconnections. Further, fewer signal processing circuitry elements may be utilized for processing the plurality of signals, allowing the CT imaging module to take up less space.

Abstract: Emission imaging data are reconstructed to generate a low dose reconstructed image. Standardized uptake value (SUV) conversion (30) is applied to convert the low dose reconstructed image to a low dose SUV image. A neural network (46, 48) is applied to the low dose SUV image to generate an estimated full dose SUV image. Prior to applying the neural network the low dose reconstructed image or the low dose SUV image is filtered using a low pass filter (32). The neural network is trained on a set of training low dose SUV images and corresponding training full dose SUV images to transform the training low dose SUV images to match the corresponding training full dose SUV images, using a loss function having a mean square error loss component (34) and a loss component (36) that penalizes loss of image texture and/or a loss component (38) that promotes edge preservation.

Abstract: A wireless intraoral dental x-ray imaging sensor and method of use. The sensor optionally has a rechargeable battery located away from the edge of a PCB/ceramic substrate to enable encapsulation. The sensor has a compact microcontroller unit with several blocks including a radiolink, processing capacity, and a low power management system. Bit truncation and image compression take place on a readout substrate and/or on the MCU. External memory blocks allow for at least partial image storage for safety and as a backup.

Abstract: Dental radiographic imaging systems and/or methods for using the same can provide panoramic 2D dental radio-graphic images. Providing improved panoramic 2D image quality can depend on imaging a desired/selected focal trough, which is itself based on a correct positioning of the patient's head inside the panoramic dental imaging system. Exemplary dental radiographic imaging systems and/or methods for using the same can provide a patient positioning device (e.g., bite stick embodiments) that can position or urge patients to get the right positioning (such as head tilt) to increase probabilities of the improved/best panoramic image reconstruction. Further, certain exemplary bite stick embodiments can repeatedly, consistently and/or correctly position patient after patient for panoramic imaging.

Abstract: In general, an X-ray imaging apparatus according to one embodiment includes an X-ray tube, an X-ray detector, and processing circuitry. The processing circuitry is configured to obtain correction-target data that includes component deterioration resulting from a transient response of the X-ray detector, and to output, based on the obtained correction-target and a model that outputs data in which component deterioration resulting from a transient response is reduced based on an input of data that includes component deterioration resulting from a transient response, corrected data in which the component deterioration resulting from the transient response of the X-ray detector is reduced.

Abstract: Methods, devices, systems and apparatus for arranging detector sub-modules in a medical device are provided. In one aspect, a detector includes a housing and a plurality of detector modules arranged in parallel along a direction on the housing and configured to detect rays emitted from a radiation source and attenuated by a subject. Each of the plurality of detector modules includes a support extending in the direction and a plurality of detector sub-modules arranged on the support along the direction. A top surface of each of the plurality of detector sub-modules is tangent to a respective spherical surface of a corresponding target sphere of at least two target spheres having different radiuses, and a respective sphere center of each of the at least two target spheres is substantially overlapped with a focal spot of the radiation source.

Abstract: A device and methods for performing a simulated CT biopsy on a region of interest on a patient. The device comprises a gantry (22) configured to mount an x-ray emitter (24) and CT detector (26) on opposing sides of the gantry, a motor (28) rotatably coupled to the gantry such that the gantry rotates horizontally about the region of interest, and a high resolution x-ray detector (172) positioned adjacent the CT detector in between the CT detector and the x-ray emitter.

Abstract: A fluoroscopy system includes a fluoroscopy device, an indicating assembly and a center control device. The fluoroscopy device includes a contoured support arm, an X-ray emitting unit, an X-ray sensor and a display unit. The contoured support arm has a first end part and a second end part opposite to the first end part. The X-ray emitting unit is located on the first end part and is configured to emit an X-ray. The X-ray sensor is located on the second end part to sense the X-ray. The display unit is electrically connected to the X-ray sensor. The indicating assembly is located near the contoured support arm and includes a plurality of light emitting units. Each of the plurality of light emitting units is rotatable and configured to emit a light plane. The center control device is electrically connected to the fluoroscopy device and the indicating assembly.

Abstract: A system and method for registration of a pre-procedural image data set (e.g. CT data) or a 3D model derived therefrom with a patient's luminal structure (e.g., airways in the lungs) using intraprocedural fluoroscopic imaging techniques.

Abstract: A radiological imaging device that includes a source that emits radiation that passes through at least part of a patient, the radiation defining, a central axis of propagation; and a receiving device that receives the radiation and is arranged on the opposite side of the patient with respect to the source. The receiving device includes a first detector to detect radiation when performing at least one of tomography and fluoroscopy, a second detector to detect radiation when performing at least one of radiography and tomography; and a movement apparatus arranged to displace the first and second detectors with respect to the source. The movement apparatus provides a first active configuration in which the radiation hits the first detector and a second active configuration in which the radiation hits the second detector.

Abstract: A control system includes a radiation emission apparatus and a radiographic imaging apparatus that generates image data by receiving radiation A first apparatus of the radiation emission apparatus and the radiographic imaging apparatus includes a first timer that performs time measurement to periodically generate first time measurement information. A second apparatus of the radiation emission apparatus and the radiographic imaging apparatus includes a second timer that performs time measurement to periodically generate second time measurement information. The first apparatus includes an interface that transmits the first time measurement information to the second timer. At least one apparatus includes a hardware processor which adjusts the operation of the first or second timer based on adjustment conditions in a state where the second timer does not acquire the first time measurement information.

Abstract: A system or method for improving quality in projection and tomographic x-ray, which includes a depth sensing device to measure a depth of at least one body part of a patient from the depth sensing device and a control unit to calculate a thickness and/or circumference of the body part using the depth information. The calculated thickness and circumference information is used to determine an optimal level of x-ray exposure for the body part. The system or method also includes a camera to identify the body part that needs to be examined and to detect any motion of the identified body part.

Abstract: A computer-implemented method for correcting measurement variability across a scanner field of view within an image scan, such as in PET imaging. The method operates on a slice-by-slice application and identifies and negates scan inconsistencies across the scanner field of view by normalizing values across the image scan as a function of reference signals measured across the field of view.

Abstract: Medical apparatus includes an elongate probe for insertion into a body of a patient. The probe includes an ablation element and an acoustic transducer disposed at a distal end of the probe. An array of acoustic sensors is placed over the body. While the distal end of the probe is positioned in a target location in the body, a control unit drives the acoustic transducer in a training phase to emit an acoustic signal, receives electrical signals from the acoustic sensors in response to the acoustical signal, and processes the electrical signals so as to derive a phase profile focused at the target location. In an operational phase, the control unit drives the ablation element to ablate tissue in the body at the target location, and receives and filters the electrical signals from the acoustic sensors using the phase profile so as to detect acoustical activity at the target location.

Abstract: A system for determining peripheral artery disease and method of use for determining the presence or absence of peripheral vascular disease and the severity of the disease in particular vascular segments. The System for determining peripheral artery disease and method of use includes a continuous wave Doppler transceiver which generates a digitized version of quadrature detected stereo audio and is coupleable to a waveform converter and processor. The waveform converter and processor provides filtering, time domain to frequency domain conversion, gain control, and statistical processing of the converted Doppler Stereo audio and is operationally coupled to a display for presenting results to a technician.

Abstract: According to one embodiment, a medical information processing system includes processing circuitry. The processing circuitry acquires an ultrasound image of a subject. The processing circuitry acquires a first modality image of the subject, the first modality image differing from the ultrasound image. The processing circuitry acquires an imaging position for the ultrasound image. The processing circuitry generates diagnosis support information for the subject based on the ultrasound image, the imaging position for the ultrasound image, and the first modality image.

Abstract: The present invention relates to systems and methods that enable high frequency intraluminal imaging, such as IVUS or intra-cardiac echography (ICE), by reducing an amount of circuitry and wiring required to control the functions of one or more transducer array elements of an intraluminal device (e.g. catheter, guidewire, probe, etc.). In particular, aspects of the invention provide for selectively grouping transducers of an array that receive bias voltages from bias voltage circuitry and that are controlled by transmit and receive circuitry (also referred to as pulser/receiver circuitry). The selective grouping of the invention allows the same transmit and receive circuitry to stimulate one or more transducer elements to transmit signals while stimulating one or more other transducer elements to receive signals.

Abstract: Aspects of the technology described herein relate to techniques for guiding an operator to use an ultrasound device. Thereby, operators with little or no experience operating ultrasound devices may capture medically relevant ultrasound images and/or interpret the contents of the obtained ultrasound images. For example, some of the techniques disclosed herein may be used to identify a particular anatomical view of a subject to image with an ultrasound device, guide an operator of the ultrasound device to capture an ultrasound image of the subject that contains the particular anatomical view, and/or analyze the captured ultrasound image to identify medical information about the subject.

Abstract: A hybrid elastography method includes application of a continuous low frequency vibration and generation, using an ultrasonic transducer in contact with the viscoelastic medium, of a first series of ultrasonic acquisitions, the first series of ultrasonic acquisitions including groups of ultrasonic acquisitions, the groups of ultrasonic acquisitions being generated with a first repetition rate, each group of ultrasonic acquisitions including at least one acquisition, the continuous vibration generating an elastic wave within the viscoelastic medium; application of a low frequency pulse and generation, using the ultrasonic transducer, of a second series of ultrasonic acquisitions, the ultrasonic acquisitions composing the second series being generated with a second repetition rate, the low frequency pulse generating a transient shear wave propagating within the viscoelastic medium; the continuous vibration applied by the first vibrator being stopped before the application of the low frequency pulse.

Abstract: Aspects of the technology described herein relate to incorporating how a user has previously moved an ultrasound device when providing instructions for moving the ultrasound device. Some embodiments include providing a first instruction for moving the ultrasound device, determining a difference between the first instruction and a movement of the ultrasound device, determining a second instruction for moving the ultrasound device based on the difference between the first instruction and the movement of the ultrasound device, and providing the second instruction for moving the ultrasound device. Some embodiments include providing a notification to the user regarding the user not following an instruction accurately. Some embodiments include providing a first instruction among a set of instructions that also includes a second instruction that has not yet been provided. Based on determining that the user did not follow the first instruction accurately, the second instruction is provided.

Abstract: An automated workflow receives a patient study comprising cardiac biomarker measurements and a plurality of echocardiographic images taken by an ultrasound device of a patient heart. A filter separates the plurality of echocardiogram images by 2D images and Doppler modality images based on analyzing image metadata. The 2D images are classified by view type, and the Doppler modality images are classified by view type. The cardiac chambers are segmented in the 2D images, and the Doppler modality images are segmented to generate waveform traces, producing segmented 2D images and segmented Doppler modality images. Using both the sets of images, measurements of cardiac features for both left and right sides of the heart are calculated. The cardiac biomarker measurements and the calculated measurements are compared with international cardiac guidelines to generate conclusions, and a report is output showing the measurements that fall within or outside of the guidelines.

Abstract: An ultrasound guidance dynamic progression method includes selecting a predetermined ultrasound diagnostic workflow in memory of an ultrasound diagnostic computing system, the workflow including a sequence of views of a target organ. The method further includes selecting a first view in the sequence and presenting guidance in a display of the computing system for the first view, for instance visual, audible or haptic feedback. The method yet further includes acquiring imagery in the computing system in association with the first view, and detecting an anomalous feature of the acquired imagery. Finally, the method includes selecting a different view in the sequence as a substitute for a next one of the views in the sequence in response to having detected the anomalous feature, and further presenting different guidance in the display for the different view in lieu of guidance for the next one of the views.

Abstract: An ultrasound system has user selectable tissue specific presets by which a user can condition the ultrasound system to be optimized for specific types of diagnostic exams. After an exam type has been selected and the exam commenced, a user manipulates imaging and workflow controls to better visualize the target anatomy. The user has the choice of setting up the system so that imaging and workflow settings are maintained when the tissue specific presets are changed, or to reset the imaging and workflow settings to default values upon a change of the tissue specific presets.

Abstract: An ultrasound guidance dynamic mode switching method includes selecting a predetermined ultrasound diagnostic procedure in memory of an ultrasound diagnostic computing system and identifying an operating mode of the system for a first sequence of views stored in the memory as a workflow in correspondence to the selected procedure. The method additionally includes placing the system in the identified operating mode and acquiring imagery of a target organ in association with the views of the first sequence of the workflow. Finally, the method includes detecting in the acquired imagery, a feature of the target organ mapped to a different operating mode, and in response to the detection, displaying a recommendation in a display to change operating modes, placing the system into the different operating mode, and acquiring additional imagery of the target organ utilizing the system in association with a different sequence of additional views of a different workflow.

Abstract: A hand-held ultrasound system includes integrated electronics within an ergonomic housing. The electronics includes control circuitry, beamforming and circuitry transducer drive circuitry. The electronics communicate with a host computer using an industry standard high speed serial bus. The ultrasonic imaging system is operable on a standard, commercially available, user computing device without specific hardware modifications, and is adapted to interface with an external application without modification to the ultrasonic imaging system to allow a user to gather ultrasonic data on a standard user computing device such as a PC, and employ the data so gathered via an independent external application without requiring a custom system, expensive hardware modifications, or system rebuilds.

Abstract: A biological sample collection system can include (i) a sample collection vessel having an opening for receiving a biological sample, (ii) a selectively movable valve comprising a core and a collar disposed about the core, and (iii) a sealing cap coupled to the collar and comprising a reagent chamber for storing a measure of sample preservation reagent. The sealing cap is configured to associate—and form a fluid tight connection—with the sample collection vessel such that associating the sealing cap with the sample collection vessel causes a physical rearrangement of the core relative to the collar such that a fluid vent associated with the core is moved into fluid communication with the reagent chamber, thereby permitting sample preservation reagent to pass from the regent chamber to the sample collection vessel.

Abstract: A multidirectional device for percutaneous procedures. The multidirectional device includes an operation chamber connected to a first end of a sheath via a hinge. A hinge system is operably connected to the operation chamber and allows for multidirectional movements of an operation apparatus disposed within the operation chamber. A housing is disposed on a second end of the sheath, wherein the housing includes controls for the hinge system. A main control system is operably connected to the housing to perform all hinge movement and housing functions and can be accessed remotely by a doctor performing the procedure. In some embodiments, the main control system is integrated into a CT or MRI scanner and is capable of being electronically navigated by artificial intelligence, convolutional neural networks, machine learning, autopilot navigation system, and the like. In other embodiments, a robot is used to control the movements of the multidirectional device.

Abstract: A core-severing cannula for use with tissue biopsy devices, comprising a plurality of flexible fingers for severing a tissue core. The core-severing cannula is positioned coaxially outside of a core-cutting cannula, and is slidable relative to the core-cutting cannula. As the device is activated, the core cutting cannula and core-severing cannula advance together to cut a core of tissue. Subsequently, the core-severing cannula is advanced relative to the core cutting cannula, and the fingers of the core-severing cannula assume a closed position to sever the core from the target site.

Abstract: Disclosed herein is a unique surgical device that assists medical practitioners to stabilize and support their hand while conducting a surgical procedure. Specifically exemplified is a hand stabilizing device that includes a stem, having a shaft, a bent portion, and a base portion. The device may also be flexible. The device serves to support and stabilize the hand during a surgical procedure.

Abstract: The present disclosure relates to a gastrointestinal delivery device of a dressing, where the delivery device is capable of fitting through a narrow channel before expanding and applying the dressing. The gastrointestinal delivery device may be used in all gastrointestinal bleeding applications and can be used with a biocompatible, foldable, thin profile, chitosan dressing. Various aspects of the device and its uses are provided herein.

Abstract: A specimen retrieval system for easier tissue removal during endoscopic surgery. The device includes a specimen tube with a main tube, and a mechanism for pulling and everting the distal end of the tube into the tube, or a side channel provided within the tube. The mechanism may include a tether fixed to the distal edge of the tube, or a grasper operable to grasp the distal edge of the tube.

Abstract: Disclosed are devices and methods suitable for application of a curable fluid composition to a bodily organ, such as to a lower portion of a bodily organ. The device comprises a monolithic piece of material having a lower surface, two spaced-apart sides, and two spaced-apart walls connecting the two spaced-apart sides. A receptacle for containing the curable fluid composition is defined by the lower surface, the two sides, and the two walls. At least a portion of the height of the two walls is less than the height of at least a portion of the two sides. The device is deployable underneath the bodily organ such that a lower portion of the bodily organ is supported by at least a portion of each of the two walls.

Abstract: A sternal elevator apparatus is disclosed. The sternal elevator may include a panel, a support beam traversing the panel, and a post coupled to a proximal end of the panel. The apparatus may also include an indicator handle coupled to the sternal elevator, an actuator drive pivotably coupled to the indicator handle, and a housing movably coupled to the actuator drive. The sternal elevator apparatus may have an actuator drive incorporating a linear rack. The housing further may include a cylindrical gear where the cylindrical gear is engaged with the linear rack.

Abstract: A suture anchor for tissue repair that has a proximal section and a main section where the proximal and main sections are formed of different materials. The proximal section is formed of a material that promotes in-growth from the surrounding tissue.

Abstract: Anchor delivery systems and methods for repairing a valve inside a body, such as an atrioventricular valve, may include an anchor delivery device including a sheath for at least partially retaining an anchor in a collapsed form. The anchor delivery device may be configured to deliver the anchor to the atrioventricular valve. The anchor and an adjacent anchor may be connectable to each other in an expanded form, to link a series of anchors implanted at least partially around the atrioventricular valve. In some embodiments, the anchors may be connectable by a connecting member, such as a pledget, or a material disposable on a bulb of the anchor. In other embodiments, a bulb of the anchor and a bulb of the adjacent anchor may be configured to be directly interlocked.

Abstract: The disclosure provides apparatus and methods of use pertaining to a multiple suture threader. Embodiments of the multiple suture threader include a handle that is coupled with a first collapsible loop and a second collapsible loop that is axially offset from the first collapsible loop. In use, one or more sutures are doubled over each of the first and the second collapsible loops such that when the axially spaced loops are passed through a narrow axial passage of a surgical implant, a surgical instrument, or a bodily passage such as a bone tunnel, a twenty-five to fifty percent reduction in suture traffic, or in the maximum number of suture thicknesses that simultaneously pass through the narrow passage, is achieved. Other embodiments are disclosed.

Abstract: A surgical instrument can manipulate and pass suture through tissue. The device can easily pass suture through tissue with the suture fixed to the mechanism or where the suture is captured by the mechanism and allowed to slide. Along with this ability to control suture in one of two ways is a feature to provide a large amount of suture on the other side of the tissue that will be relatively easy for the surgeon to grab and pull out of the arthroscopic portal. The device includes a handle with a hollow shaft extending therefrom and a set of fingers movable into and out of the shaft. The fingers can be designed to capture suture, permit the suture to slide while captured, and optionally hold the suture in the device.

Abstract: A method for passing a suture includes extending a distal end of a suture manipulator of a suture passer from a distal portion of a hollow tube of the suture passer, locating a portion of a suture adjacent to a catching portion of the suture manipulator, retracting the distal end of the suture manipulator into the hollow tube and pulling the portion of the suture into the hollow tube so that a loop of the suture is located in the lumen and the portion of the suture is compressed by an inner surface of the hollow tube and a side surface of the catching portion, and sliding the suture manipulator distally relative to the hollow tube and pushing the portion of the suture with a pushing portion of the suture manipulator that is located proximally of the catching portion to expel the suture from the hollow tube.

Abstract: An improvement to devices and methods for suturing tissue in various applications, such as percutaneous closure of arterial and venous puncture sites and the like, providing a self-locking or self-securing suture that does not require manual knot-tying to hold in apposition the tissue of the vessel wall on opposite sides of the puncture.

Abstract: A motorized surgical instrument is disclosed. The surgical instrument includes a displacement member, a motor coupled to the displacement member, a display, and a control circuit coupled to the motor and the display. The control circuit is configured to measure distance traveled by the displacement member over a predetermined period of time, cause the display to present a selection menu indicia that is indicative of a velocity mode, receive a user input corresponding to the velocity mode, and set the motor velocity of the displacement member based on the measured distance traveled by the displacement member over the predetermined period of time and the user input.

Abstract: Disclosed are devices and methods for providing simple, fast, effective, and repeatable anastomotic graft connections, which can reduce (or eliminate) risks associated with graft anastomoses, thus improving patient outcomes. An example embodiment is an anastomotic graft connection device that includes a connector and a cuff. The connector includes a first flared end and a second flared end. The first flared end is configured to be inserted into a vessel (e.g., blood vessel). At least the second flared end is configured to be attached to a graft. The cuff includes an inner ring and an outer ring. The inner ring is configured to secure the graft to at least the second flared end of the connector, and the outer ring is configured to exert force on the vessel to seal the first flared end of the connector against an inner wall of the vessel.

Abstract: The present disclosure provides surgical clamps. The clamp has a body with a mouth that opens and closes to permit the body to encircle a bundle of tissue containing a blood vessel which a surgeon wishes to occlude. The clamp also has an articulating arm that rotates on a hinge and passes through apertures of the clamp body. The apertures and/or the articulating arm include ratchet components that permit the surgeon to apply dynamic adjustable tensioning to the tissue and vessel in real time. This dynamic tension permits a surgeon to ensure a specific reduction of blood flow through the vessel.

Abstract: System for fixation of leaflets of a heart valve including a delivery catheter having an elongated shaft, a proximal end portion and a distal end portion configured to be positioned proximate native leaflets of a heart valve from a remote vascular access point, the delivery catheter further includes a rotatable actuator rod having a threaded fastener at a distal end thereof, and a fixation device releasably coupled by a threaded connection to the threaded fastener of the actuator rod. The fixation device includes a first arm moveable between a closed position and an open position, a second arm moveable between a closed position and an open position.

Abstract: A cystoscopic needle holder and clip cutter is provided herein with jaws including a cutting tool and a grasping tool. The upper and lower jaws feature opposing proximal and distal surface portions that meet when the jaws close. The proximal surface portion of the upper jaw may include a blade, and the proximal surface portion of the lower jaw may include a groove that receives the blade. The distal surface portions of the upper and lower jaw each feature flat surfaces that meet together as a grasp. A shaft extending axially from a handle to the jaws houses a camera channel and laser fiber channel. A laser fiber may extend through an opening in the mouth of the jaw region to provide an additional cutting option. Surgical defects may be closed primarily with the needle holder, and migrated polymer ligation clips may be resected more efficiently with the clip cutting options.

Abstract: A method includes positioning a surgical tool with an end effector adjacent a surgical site, the end effector including a housing having a tapered section that defines an inner surface, first and second arcuate jaw members protruding distally from the housing and defining a channel therebetween, each arcuate jaw member exhibiting a curved profile shaped to receive an arcuate surgical clip, and a feedbar movable within the housing. The method further including urging the arcuate surgical clip against the inner surface, advancing the feedbar within the housing to engage and follow the inner surface and thereby flexing the feedbar downward and into engagement with the arcuate surgical clip, advancing the arcuate surgical clip with the feedbar into interposition between the first and second arcuate jaw members, and collapsing the first and second arcuate jaw members to crimp the arcuate surgical clip.

Abstract: Detachment of a medical device from a delivery assembly can utilize features of electrolytic detachment and features of mechanical detachment. Detachment zones can facilitate mechanical retention of the medical device as well as electrolytic corrosion of portions of the delivery assembly to allow mechanical release of the medical device. Such a delivery system, can include an implant comprising a hub, the hub defining an aperture having an aperture cross-sectional dimension; and a delivery wire comprising (i) a core member extending through the aperture and (ii) a stopper positioned distal to the aperture, the stopper having a first cross-sectional dimension larger than the aperture cross-sectional dimension, and the stopper being electrolytically corrodible to reduce the first cross-sectional dimension to a second cross-sectional dimension smaller than the aperture cross-sectional dimension.

Abstract: A deployable occlusion device for filling an aneurysm. The occlusion device includes a support structure, for example a wire or otherwise elongate structure. The occlusion device also includes a mesh component having a porosity. The mesh component has a first end portion and a second end portion. The first end portion of the mesh component is attached to the support structure and the second end portion of the mesh component is a free end. The mesh component extends from the support structure.

Abstract: Devices for occluding an aneurysm are provided. In particular, the device include an upper member that sits against the dome of the aneurysm, a lower member that sits in the neck of the aneurysm, and a means of adjusting the overall dimensions of the device. Also provided are methods of making and using these devices.

Abstract: A method of providing retrograde perfusion of a patient's brain includes occluding a jugular vein of a subject at a jugular occlusion location, and passively shunting arterial blood from an artery of the subject to a location in the jugular vein distal to the jugular occlusion location.