30 results about "Body organs" patented technology

A method and system for assisting a physician compute the 3D location of the tip of a surgical device inserted into a patient is described. A trained model computes the 3D location of the hidden portion of the surgical device based on live image data of the operative field. A display shows the tip of the surgical device and a 3D model of the body organ in a fused arrangement.

The application relates to a whole-body organ metabolism network analysis method, device, equipment and storage medium. The method comprises the following steps: collecting a PET image of a subject, obtaining SUV images, Ki images and TAC data according to the PET image, and collecting physiological information, clinical pathology information and daily habit information of the subject; metabolism characteristics are extracted based on the PET images, SUV images and Ki images corresponding to the region of interest; the TAC data of each organ is curve-fitted by using the PET image, and the metabolism disturbance under different organs is represented by using the fitting residual error; a whole-body organ metabolism network is constructed according to the physiological information, clinical pathology information, daily habit information, metabolism characteristics and metabolism disturbance; and the whole-body organ metabolism of the subject is analyzed through the whole-body organ metabolism network. The application avoids individual differences, can more comprehensively capture the metabolism correlation among whole-body organs of a specific disease, and is helpful for early diagnosis, accurate evaluation and individualized treatment of clinical diseases.

The present invention relates to an artificial contractile device comprising at least one contractile element (1) comprising a flexible strip (4) extending in a longitudinal direction and a closure (6) for forming the contractile element (1) into a closed loop around a hollow body organ, the closure (6) being situated at a first extremity of the flexible strip (4). The contractile element is adapted to contract a hollow body organ, in such a way that said contractile element (1) may be in a resting position or in an activated position. The artificial contractile device further comprises a flexible transmission (3) comprising a tensioning element (31) being anchored at a first end (311) to a first anchoring point (A) on the flexible strip (4), said flexible transmission (3) being adapted to tighten the contractile element (1) formed in a closed loop around said hollow body organ upon application of a traction force at and end of the tensioning element (2031) by an actuator (7). The artificial contractile device also comprises a connector (5) adapted to connect the flexible transmission (3) to a said actuator (7), a second end (312) of said tensioning element (2031) being anchored in said connector (5).

Apparatuses and methods for facilitating the guided delivery of a drug into a patient's body organ are disclosed. An apparatus (2500) for facilitating the guided delivery of a drug into a patient's body organ can include a container (2504) configured to package a drug, a needle (2502) having a passage therethrough and a sharp distal tip, and a needle sheath (2506) at least partially surrounding a shaft of the needle. The needle sheath can include a distal surface, wherein the sharp distal tip of the needle can be configured to extend through an opening in the distal surface. The needle sheath can be movable relative to the needle along an axis of the needle to control a distance from the distal surface to the distal tip of the needle.

A biopsy guide for guiding biopsy needles towards a body organ includes a clasp for attaching to an ultrasound probe. The biopsy guide includes in addition a guide tower extending upwards away from the clasp that in turn includes a plurality of parallel guide channels placed one above the other and defining each a needle passage that extends through the guide tower between rear and forward open ends. Each guide channel at least along a rear section thereof opens laterally sideways along a slit that has a width sized to be generally similar to or larger than a width of the needle passage.

Devices, systems, and methods for localized delivery of a chemotherapy, hormonal therapy, or targeted drug / biologic therapy to a target tissue area of an internal body organ of a patient. Computer systems may be used for planning and navigation in super selective drug delivery via a tracheobronchial airway. A catheter may be used to form a sealed treatment chamber in a natural lumen extending through the target tissue area. Air is purged from the chamber, which is then filled with a liquid drug solution for an adequate treatment session time, solution volume and drug concentration to saturate the target tissue area, thereby providing the treatment. The liquid drug solution may be circulated or recirculated through the chamber or maintained stationary therewithin to saturate the target tissue area. The chamber is evacuated at the end of the treatment session.

A lead structure according to an embodiment of the present disclosure may include: includes a lead having an electrode wire having one end provided as an insertion portion to be inserted into a body and the other end provided as an interface portion for connection with an external device, a first electrode in the insertion portion to transmit electrical stimulation to body organs, a second electrode on the interface portion to receive electrical stimulation applied from outside, and a signal line configured to interconnect the first electrode and the second electrode and transmit the electrical stimulation received by the second electrode to the first electrode; and a lead case configured to surround the lead, and a conductive plate configured to apply electrical stimulation to body organs and a support plate configured to provide electrical stimulation from the first electrode to the conductive plate by contacting the first electrode.

Combinations of cannabinoids, vitamins, trace elements, bioactive components, bioflavonoid polyphenols, proteolytic enzymes, amino acids, and antioxidants which work independently and synergistically for the prevention, treatment, and inhibition of excess cytokines caused by the immune response to extreme viral and bacterial infections, including the inhibition of COVID-19, Rhinovirus and / or other virus spike proteins and mRNA vaccine spike proteins from attaching to body organ cells, penetrating cell membranes, and the replication of virus particles and spike proteins inside the cells. Inhibition of inflammation and prevention of long-term side effects, health issues (long-haulers), and disease caused by the SARS-COV-2 and its variants, Rhinovirus, other viruses, bacteria, and mRNA vaccines are provided by the nutraceutical compositions. Specific combinations of these compounds work synergistically to increase the efficacy of the independent nutraceuticals in treatment.

Among other things, there are disclosed embodiments of belts or bands that can be used in treatments for tricuspid valve regurgitation. In some embodiments, such belts may be heat-set in a particular configuration to effectively decrease tricuspid annulus when deployed around the atrioventricular groove. Embodiments include one or more tensioning sutures for applying cinching or tightening to belts when deployed, and structure for effectively distributing force during such tightening.

A lead structure includes a lead having an electrode wire having one end provided as an insertion portion to be inserted into a body and the other end provided as an interface portion for connection with an external device, a first electrode in the insertion portion to transmit electrical stimulation to body organs, a second electrode on the interface portion to receive electrical stimulation applied from outside, and a signal line configured to interconnect the first electrode and the second electrode and transmit the electrical stimulation received by the second electrode to the first electrode; and a lead case configured to surround the lead, and a conductive plate configured to apply electrical stimulation to body organs and a support plate configured to provide electrical stimulation from the first electrode to the conductive plate by contacting the first electrode.

The application belongs to the technical field of animal vaccine preparation, and discloses an African swine fever virus (ASFV) multi-epitope fusion protein, a ferritin nanoparticle vaccine of the ASFV multi-epitope fusion protein and application. The application obtains 16 dominant B cell epitopes by using an ASFV phage display library in combination with reverse screening of clinical positive serum, and constructs a nanoparticle vaccine by linking the 16 epitopes with ferritin self-assembly. The vaccine has excellent biosafety, can induce high-level and sustained specific antibodies and significant IFN-gamma cellular immune response in pigs, can effectively delay the clinical onset and death process of pigs in ASFV virulent challenge experiments, and can significantly reduce the virus load in whole-body organ tissues, thereby providing 25% survival protection rate. The application provides an effective new strategy for the development of a subunit vaccine for responding to various ASFV mutant strains.

The invention discloses a valve clamping device and a preparation method thereof, the valve clamping device is made of a degradable high polymer material doped with a developing component, and the surface of the valve clamping device is covered with a degradable drug coating. The valve clamping device is safe and non-toxic, can be degraded into water and carbon dioxide in vivo, and has small burden on body organs. The surface of the valve clamping device is coated with a degradable medicine coating, and the risk of causing inflammation, tissue hyperplasia and thrombus after the valve clamping device is implanted into a human body is low. Due to the introduction of the developing component, the valve clamping device can be positioned in vivo in real time by virtue of developing equipment, so that a replacement operation of the valve clamping device can be conveniently carried out as required under specific conditions, such as when the valve clamping device is not completely degraded.

The application provides a disease diagnosis method based on image and clinical data and a related device. The method comprises: performing feature extraction processing on a medical image based on a spatial dimension and a time dimension to obtain a medical image feature, wherein the medical image is a medical image of a specific body organ of a patient; performing feature extraction processing on patient clinical data to obtain a clinical data feature, wherein the patient clinical data comprises clinical data of the patient and / or clinical data of a specific disease patient, and the specific disease patient refers to a patient who has a specific disease in the specific body organ; fusing the image feature and the clinical data feature to obtain a fusion feature, and performing classification based on the fusion feature to obtain a classification result, wherein the classification result is used to indicate whether the patient has the specific disease. The method can improve the disease diagnosis accuracy.

A method for generating a skeleton in an image of a cavity of an organ of a body includes receiving a map of the cavity, the map including surface voxels and interior voxels. A subset of the interior voxels is generated, of candidate locations to be on the skeleton. The subset is pruned by removing outlier candidate locations. Using a geometrical model including a statistical model, the candidate locations remaining in the pruned subset are spatially compressed. The compressed candidate locations are connected to produce one or more centerlines of the skeleton. At least the skeleton is displayed to user.

A lead structure according to an embodiment of the present disclosure may include: includes a lead having an electrode wire having one end provided as an insertion portion to be inserted into a body and the other end provided as an interface portion for connection with an external device, a first electrode in the insertion portion to transmit electrical stimulation to body organs, a second electrode on the interface portion to receive electrical stimulation applied from outside, and a signal line configured to interconnect the first electrode and the second electrode and transmit the electrical stimulation received by the second electrode to the first electrode; and a lead case configured to surround the lead, and a conductive plate configured to apply electrical stimulation to body organs and a support plate configured to provide electrical stimulation from the first electrode to the conductive plate by contacting the first electrode.

The present invention provides method for monitoring physiological status of an organ in a subject by monitoring morphological changes over time in transplanted tissue on an eye of the subject.

Among other things, there are disclosed embodiments of belts or bands that can be used in treatments for tricuspid valve regurgitation. In some embodiments, such belts may be heat-set in a particular configuration to effectively decrease tricuspid annulus when deployed around the atrioventricular groove. Embodiments include one or more tensioning sutures for applying cinching or tightening to belts when deployed, and structure for effectively distributing force during such tightening.

An apparatus for use in tissue removal from a body organ is presented. The apparatus comprises a hand-held probe device, a rotating motor device and a connection assembly configured for removably interconnecting between the hand-held probe device and the rotating motor device. The hand-held probe device is disposable and comprises a housing having proximal and distal ends, a rotatable cutting tool extending distally from the distal end of the housing and being configured for cutting and removing tissue during rotation, and a transmission assembly passing inside the housing between the proximal and distal ends and being configured for transmitting rotational power to the rotatable cutting tool. The connection assembly is configured for engaging between the rotating motor device and the transmission assembly to thereby controllably rotate the cutting tool and remove tissue. In some embodiments, the apparatus includes a control unit for controlling operation of the apparatus, the control unit comprises an activation mechanism for activating the rotatable cutting tool, and a controller configured for operating the activation mechanism to generate a single fixed activation signal of a known intensity and duration during a predetermined time interval, thereby restricting operation of the cutting tool during the time interval to the single activation signal only.

Embodiments include methods for draining fluids from a body organ, such as pericardiocentesis. Embodiments include inserting a large diameter outer needle through the chest wall towards an organ, inserting a smaller diameter microneedle through the outer needle and into the organ, threading a microwire through the lumen of the inner microneedle into the organ, removing the outer needle and inner microneedle, threading a guide sheath over the microwire into the organ, removing the inner dilator and microwire from the guide sheath, inserting a stiffer guide wire through the guide sheath into the organ, removing the guide sheath, threading a drain sheath over the stiffer guide wire into the organ, removing the stiffer guide wire, securing the drain sheath to the patient using a stay fix device, and connecting a suction device to the proximal end of the drain sheath and creating negative pressure to facilitate fluid drainage.

A cell collection system comprising an endoscope including: a probe configured to produce first ultrasound waves configured to image a target, wherein the system includes circuitry to control the first ultrasound waves; and selectively insonate a target in a bodily organ to assist in exfoliation of cells and / or fragments of the target, wherein the system includes circuitry to produce second ultrasound waves for the selective insonation.

The invention belongs to the field of electric water heaters, and provides a functional electric water heater which comprises a shell, a water inlet pipe is fixedly connected to the side edge of the shell, a water outlet pipe is fixedly connected to the bottom of the side face of the shell, outlet water is pressurized through a booster pump, and the booster pump and a controller are powered on through a 12V battery under the power failure condition; the front end of the genital organ is impacted by constant-temperature and constant-pressure water, so that some body organs, intestines and stomach, liver, prostate and impotence and premature ejaculation are improved, belly pain and diarrhea can be caused by eating unclean food before, at present, the symptoms are improved to some extent, the belly is not painful any more, and the condition of diarrhea is also relieved to some extent; bad smells are emitted before defecation, but at present, the situation is improved, the bad smells do not appear frequently any more, and equipment needs to be used once about ten days; at present, sexual intercourse is difficult to erect before, is easy to feel soft and is not easy to erect after being stimulated midway, but now, the sexual intercourse time is greatly prolonged and is basically more than ten minutes.

The present invention provides an improved vascular occlusion device having improved flexibility and retention of the type fabricated from braided tubular metal fabric having an expanded preset configuration and an elongated collapsed reduced diameter configuration for delivery through a catheter to a treatment site and shaped to create an occlusion of an abnormal opening in a body organ or vessel, the woven metal fabric having a memory property whereby the medical device tends to return to said expanded preset configuration when unconstrained. The device further including at least one disk portion adjacent a body cylindrical portion formed from the fabric and having a transition diameter between the disk and cylindrical portion, significantly smaller than the diameter of the disk and the diameter of the cylindrical portion.

A method of managing debris-protection associated with medical procedures, the method including, activating a debris-protection device placed in a body lumen to prevent debris from flowing with body fluids to a body organ prior to beginning a step in a medical procedure which is likely to produce debris, and de-activating the debris-protection device before the activated debris-protection device is likely to cause damage to the body organ. An activation mechanism for activating a debris-protection device associated with a medical procedure, the mechanism including a spring against which force must be exerted to activate the device. An activation mechanism for activating a debris-protection device associated with a medical procedure, wherein the mechanism is programmed to automatically activate the device based on an activation input. Related apparatus and methods are also described.

The present invention provides an improved vascular occlusion device having improved flexibility and retention of the type fabricated from braided tubular metal fabric having an expanded preset configuration and an elongated collapsed reduced diameter configuration for delivery through a catheter to a treatment site and shaped to create an occlusion of an abnormal opening in a body organ or vessel, the woven metal fabric having a memory property whereby the medical device tends to return to said expanded preset configuration when unconstrained. The device further including at least one disk portion adjacent a body cylindrical portion formed from the fabric and having a transition diameter between the disk and cylindrical portion, significantly smaller than the diameter of the disk and the diameter of the cylindrical portion.

The present disclosure discloses a method and system for measuring respiratory flow by using an air change measurement sensor. A system for measuring respiratory flow according to an embodiment may include an air change measurement sensor disposed around a body organ of a user in which inhalation and exhalation occur according to respiration of the user, and configured to measure a change in air according to the inhalation and the exhalation, and a circuit unit attached to a body of the user and connected to the air change measurement sensor such that the air change measurement sensor is disposed around the body organ, and configured to receive information on the change in air measured by the air change measurement sensor. In this case, respiratory flow of the user may be measured on the basis of the information on the change in air.

The present invention provides an improved vascular occlusion device having improved flexibility and retention of the type fabricated from braided tubular metal fabric having an expanded preset configuration and an elongated collapsed reduced diameter configuration for delivery through a catheter to a treatment site and shaped to create an occlusion of an abnormal opening in a body organ or vessel, the woven metal fabric having a memory property whereby the medical device tends to return to said expanded preset configuration when unconstrained. The device further including at least one disk portion adjacent a body cylindrical portion formed from the fabric and having a transition diameter between the disk and cylindrical portion, significantly smaller than the diameter of the disk and the diameter of the cylindrical portion.

High-accuracy multimodal biometric authentication of a plurality of body organisms is achieved while suppressing postural fluctuation when the plurality of body organisms are captured. An authentication system stores feature quantities for body organisms in association with users and performs biometric authentication on the basis of images from a capture device. The capture device photographs a first body organism of a first user during a first period and captures a second body organism and a third body organism of the first user during a second period. The authentication processing device calculates a first feature quantity from the first body part photographed during the first period, respectively calculates a second feature quantity and a third feature quantity from the second body organism and the third body organism captured during the second period, and compares with the feature quantities for the body organisms of each user stored at the storage device.

An irrigation system, for irrigation of a hollow body organ, comprises a reusable part and a disposable part. The reusable part comprises a liquid container with a first opening and a first connection interface. The disposable part comprises a protective cover comprising a tubular part, a one-way valve in the tubular part, and a protective skirt connected to and encircling the tubular part. The tubular part is provided with a second connection interface which is releasably connectable to the first connection interface.

An improved gastroesophageal reflux preventer and related methods are provided. The improved gastroesophageal reflux preventer can include an absorbable material that can be placed in contact with a body organ and that is configured to cause scarification of the body organ in response to absorption of the material by the body organ. In this way, the proximal sphincter can be tightened, for example to alleviate regurgitation through the gastroesophageal sphincter.

A method and system for assisting a physician compute the 3D location of the tip of a surgical device inserted into a patient is described. A trained model computes the 3D location of the hidden portion of the surgical device based on live image data of the operative field. A display shows the tip of the surgical device and a 3D model of the body organ in a fused arrangement.