85 results about "Anatomic Location" patented technology

A modular endoscope system comprises an imaging guidewire comprising an elongate shaft extending from a proximal end to a distal end, an imaging device located proximate the distal end of the elongate shaft and a lighting element located proximate the distal end of the elongate shaft, and an intervention accessory configured to slide along the elongate shaft to provide a medical intervention. A method of providing a medical intervention to an internal anatomic location comprises inserting an imaging guidewire into an anatomic passageway, viewing target anatomy with imaging capabilities of the imaging guidewire, pushing an intervention accessory along the imaging guidewire to the target anatomy, and operating the intervention accessory to provide an intervention on the target anatomy.

The invention provides an osteoporosis automatic diagnosis method and system based on position specific attention, and the method comprises the steps: carrying out the dual-channel enhancement preprocessing of a lumbar CT image, and generating an enhanced image taking the bone mineral density and the bone trabecula structure characteristics into consideration; inputting the enhanced image into a deep convolutional neural network for multi-scale feature extraction to obtain a feature map containing spatial semantic information; on the basis of the anatomical position index information, generating attention weighted features which highlight the key diagnosis area of the vertebral body; global pooling is carried out on the attention weighted features, and then comprehensive diagnosis features containing anatomical priori knowledge are constructed; and inputting the comprehensive diagnosis features into a classifier to realize centrum-level accurate diagnosis. According to the invention, the workload of radiologists can be effectively relieved, and the efficiency and coverage of osteoporosis screening can be improved. Especially under the condition that primary medical institutions are lack of experienced radiologists, the primary medical service level can be improved.

The invention discloses an ultrasonic anesthesia positioning method and system based on AI preoperative evaluation and a storage medium, and relates to the technical field of medical assistance. The method comprises the following steps: comprehensively collecting body health data of a patient, including a physical examination result, a laboratory examination result and a medical history, reasoning the body health data of the patient based on an operation risk knowledge graph model, and determining an operation risk level; if the operation risk level is higher than a preset risk level value, the operation risk is evaluated again in combination with past operation case information, and if the operation condition is met, the crowd is judged to be the high-risk crowd of the operation; an ultrasonic image of an in-vivo structure of an operation high-risk crowd is collected by utilizing an ultrasonic technology, the ultrasonic image is recognized by utilizing an image recognition AI algorithm, the relationship between an anatomical position and an adjacent part is determined, and then an anesthesia position is determined. The medical quality and the service level can be improved, and safer and more efficient surgical treatment experience can be brought to patients.

A 3-dimensional tracking and navigation simulator system for image guided neuro-endoscopy, said system comprising: a fiducial based physical model of an anatomic region associated with neuro-endoscopy, wherein the physical model is mapped with CT / MRI slices of the anatomy; a virtual model of the anatomic region associated with neuro-endoscopy; at least one surgical instrument operable to perform neuro-endoscopy, said at least one surgical instrument is associated with a 3-D tracking component; a camera unit for tracking a location of the at least one surgical instrument with the 3-D tracking component, relative to a reference unit of the physical model; one or more displays for displaying the location of the at least one surgical instrument in the CT / MRI slices and endoscopic output, a computer work-station operably coupled to the physical model, and the camera unit, said work-station comprising: a localization and tracking module having configured to track the tasks performed by a user with the at least one surgical instrument, and estimate the position and rotation of the at least one surgical instrument in 6 degrees of freedom; a virtual space mapping module configured to map a location to a corresponding anatomic position in the virtual model to give a navigation of the surgical instrument in the virtual model; an evaluation module configured to evaluate the 3D tracking of tasks performed based on a localization metric and a 3D tracking metric, and provide feedback to the user based on the performance using machine learning and AI based algorithms.

A gastrointestinal motility detection capsule utilizes bidirectional ultrasound probe pairs to simultaneously obtain the distances from the capsule to the opposite sides of the gastrointestinal tract section. By adding the distances with the distance between the probe pair, a directional cavity diameter is obtained, which can eliminate data fusion errors caused by capsule movement. Based on multiple directional cavity diameters, gastrointestinal morphological features such as curvature, average diameter, volume, anatomical position, and 3D dynamics are acquired. Based on the time series of the features, gastrointestinal motility parameters such as peristaltic frequency and intensity, capsule movement trajectory, and emptying time are obtained. The capsule is to be used in routine gastrointestinal motility checks and disease diagnosis. The examinee does not need to clean the gastrointestinal tract and can pair it with different diets, making it convenient for self-examination at home or hospital check-ups.

An emergency cardiac and electrocardiogram (ECG) electrode placement device is disclosed herein. The emergency cardiac and electrocardiogram (ECG) electrode placement device incorporates electrical conducting materials and elastic material into a pad that is applied to a chest wall of a patient, which places multiple electrodes in the appropriate anatomic locations on the patient to quickly obtain an ECG in a pre-hospital setting.

The present disclosure provides a method for assessing cardiorespiratory health. The method comprising: generating mechanical movement data associated with a torso of a subject's body using a plurality of ballistocardiography (BCG) sensors; filtering the mechanical movement data to extract respiratory signal waveforms and heart signal waveforms; decomposing the respiratory signal waveforms into thoracic, diaphragmatic, and abdominal breathing components based on waveform characteristics and anatomical location of the plurality of BCG sensors; analyzing phase differences between the thoracic, diaphragmatic, and abdominal breathing components over time to quantify a degree of synchrony or asynchrony; evaluating relative contributions of thoracic, diaphragmatic, and abdominal breathing components to an overall breathing effort; identifying a breathing abnormality based on the analysed phase differences and the evaluated relative contributions; and detecting a potential cardiorespiratory condition based on the identified breathing abnormality.

A stabilizer sleeve is disclosed for use with cardiac implantable electronic device leads. The sleeve comprises a tubular body sized to receive the lead and shaped to bias the lead toward a desired anatomical location, thereby reducing migration, dislodgement, and interference with cardiac structures. The sleeve may be introduced with the lead as a unitary assembly or added after lead placement. Various embodiments include a slitted body for expansion, radiopaque markers for visualization, detachable nose-cone tips for guidewire tracking, and antimicrobial coatings. The sleeve may be formed of polymers, alloys, or composite materials, and may include features such as texturing or anchoring projections for tissue engagement. Applications include positioning within a tricuspid valve commissure to minimize regurgitation and stabilizing left ventricular leads within branches of the coronary sinus. The device and methods described provide improved long-term stability and performance of implanted cardiac leads.

To provide a favorable apparatus and the like.SOLUTION: An apparatus for delivering a vascular arteriovenous graft includes a tubular sleeve 44 defining an internal lumen adapted to be slidably disposed over a tunneling instrument 42. Upon advancement of the tunneling instrument to a desired subcutaneous anatomical location, a shaft is removed while the sleeve remains in a tissue. The sleeve has a linear slit 58 extending from a proximal end to a midpoint of the length of the sleeve. The lumen receives a distal end of the graft and at least a portion of a cannulation chamber. An end portion of the sleeve gradually expands along the slit, providing an enlarged diameter to accommodate the cannulation chamber. A longitudinal force applied to the sleeve from the tissue when the sleeve is removed from the tissue, fixes the graft within the sleeve by radial compression of the sleeve, and the graft and the sleeve are pulled through the tunnel to deploy the vascular graft.SELECTED DRAWING: Figure 8

The invention particularly relates to a neural decoding method based on multi-scale electroencephalogram signals and heterogeneous visual stimulation alignment, which comprises the following steps: firstly, performing frequency domain transformation, processing and inverse mapping on original EEG signals through an FADE module to effectively integrate frequency specific information; then, the signals are input into an ACC module, and the module achieves self-adaptive multi-channel relation modeling based on a functional relation instead of a fixed anatomical position through a dynamic clustering center and a cross attention mechanism; then, the encoded EEG features and CLIP visual features are subjected to alignment training under a joint loss function, and the loss function optimizes the semantic fidelity and discrimination of the features at the same time; finally, the EVA frame obtained through training can be used for heterogeneous visual stimulation decoding tasks such as zero-sample image retrieval, video classification and high-quality image reconstruction. According to the method, the capture capability of the EEG features on visual semantic information and the generalization of the model can be effectively improved, and the challenge of multi-scale and multi-modal neural decoding is solved to a certain extent.

In some embodiments, disclosed herein are systems and methods of treating a patient that can include the steps of accessing the sphenopalatine fossa, and cannulating the inferior orbital fissure from the sphenopalatine fossa to access the retro-orbital space. The sphenopalatine fossa can be accessed via various routes, including percutaneously. Accessing the sphenopalatine fossa can include the step of inserting a needle-catheter system into the sphenopalatine fossa. Integrated needle-catheter systems as described herein can also be configured to access the trigeminal ganglion, epidural space, intrathecal space, and other desired anatomical locations.

The application provides a key frame extraction and report generation method for a light reflection-oriented endoscopic video, comprising: evaluating the aggregation degree of the visible arc length at the lesion edge, determining the attention priority order of the lesion edge area according to the aggregation degree; dynamically adjusting the key frame screening condition by combining the attention priority order with the contour concave-convex degree, preferentially retaining the image frames with obvious local morphology of the lesion, and obtaining a candidate key frame set; positioning the abnormal area in each frame according to the candidate key frame set, matching the abnormal area with a reference template of an anatomical position description, and evaluating the specific position of the abnormal area in the anatomical structure; combining the anatomical position description and the abnormal area positioning information according to the final output key frame combination, generating a structured endoscopic video analysis report, and completing the lesion identification and description task under the interference of light reflection.

The application discloses a kind of lung edema and pneumothorax identification and quantitative evaluation device based on multi-modal flexible ultrasound, the method is by synchronously obtaining the morphological ultrasound image and the elastic mechanics image of the same anatomical position, B line quantitative index, pleural line sliding index and the average strain value of region of interest are extracted from morphological ultrasound image and elastic mechanics image;B line quantitative index, pleural line sliding index, average strain value are combined into feature vector, feature vector is input into multi-parameter fusion decision model, obtains lung edema index and pneumothorax risk probability;Lung edema index and pneumothorax risk probability are displayed in display terminal, and when lung edema index exceeds preset index threshold or pneumothorax risk probability exceeds preset probability threshold, alarm is triggered;It can reduce the misdiagnosis rate under emergency scene, reduce end-to-end response time, provide objective, real-time, quantifiable decision support for clinician, significantly reduce the risk of missed diagnosis and improve emergency treatment efficiency.

The utility model discloses a multifunctional enemator for treatment, and relates to the technical field of medical nursing appliances, in particular to the multifunctional enemator for treatment, which comprises a liquid medicine bag, a liquid medicine box, a connecting tube and an anal tube, and the anal tube is connected with the liquid medicine bag and the liquid medicine box through a Y-shaped connecting tube; the liquid medicine box comprises a liquid medicine shell and a metering pump, and the metering pump is provided with an adjusting valve. The utility model has the advantages that the two enema liquid containers with different capacities can be respectively suitable for the operations of large-amount non-retention enema, retention enema and small-amount non-retention enema, and the Y-shaped enema design can meet the requirements of pipe washing before and after medicine use during retention enema, ensure the accuracy of the medicine use and avoid the waste of the liquid medicine. The optimized design of the anal tube can reduce stimulation and friction force of enema to the anus, the depth of the anal tube entering the intestinal tract and the anatomical position of the anal tube entering the intestinal tract can be visually judged, and the accuracy and safety of treatment are improved. The operation process is simplified, and the workload of medical staff is reduced.

An endoscope has a control handle having angulation knobs, wherein the angulation knobs are oversized permitting the user to access the oversize angulation knobs without stressing the thumb. A control handle attachment secures to the control handle and urges the hand into a neutral anatomic position.

A TPLO plate configured to accommodate flexible strands (flexible loops) attached to tissue to be attached to bone. The TPLO plate has one or more suture eyelets, to allow the user (surgeon) to pass a flexible strand through the eyelets and attach / reattach the tissue to the plate at the anatomical location, and to improve the rotational stability of the joint or bone. The eyelets may have various shapes, forms and configurations and may be provided on or within a surface of the TPLO bone plate in any number, depending on the characteristics of the fractured bone or bone segments, or of the plate design. The eyelets preferably receive one or more flexible strands.

A method for determining personal protective equipment (PPE) comfort for an individual wearer includes defining a first anatomical shape data representative of an anatomical area of the individual wearer prior to donning a PPE, a second anatomical shape data representative of the anatomical area of the individual wearer after donning the PPE, and comparing the first anatomical shape data with the second anatomical shape data. The method further includes determining a soft skin tissue deformation at a plurality of predetermined anatomical positions based on the comparison between the first anatomical shape data and the second anatomical shape data, and determining a displacement comfort threshold (CTd) value based on the soft skin tissue deformation. The method also includes determining a pressure pain threshold (PPT) value, and determining a comfort metric based on the PPT values and the CTd values. The method also includes generating a notification corresponding to the comfort metric.

An endolumenal robotic system provides the surgeon with the ability to drive a robotically-driven endoscopic device to a desired anatomical position in a patient without the need for awkward motions and positions, while also enjoying improved image quality from a digital camera mounted on the endoscopic device.

The invention belongs to the technical field of waist protection back cushions, and particularly relates to an intelligent waist cushion. In the acquisition mechanism, first to sixth sensor groups corresponding to an erector spine muscle monitoring area, a squarely lumbar muscle monitoring area, a multifidus muscle monitoring area, a pelvic floor muscle monitoring area, a diaphragm muscle monitoring area and a transverse abdominal muscle monitoring area respectively acquire pressure data of corresponding muscle groups; and the control module receives the data, analyzes and processes the data, and then drives corresponding parts of the supporting part to act according to an analysis result, so that targeted supporting adjustment on specific fatigue muscles is realized. The intelligent waist pad has the advantages that the sensor layout accurately corresponds to the anatomical position of the core muscle group of the waist of the human body, the crossing from regional pressure monitoring to muscle-level accurate recognition is realized, so that a reliable data basis is provided for accurate adjustment of the intelligent waist pad, and the effectiveness of support and the comfort level of a user are remarkably improved.

The application discloses a positioning guide and an additive manufacturing method thereof. The positioning guide is used for hip arthroplasty and comprises a positioning base, a main guide structure and first and second guide piles arranged on both sides of the main guide structure. The positioning base comprises first and second fitting parts respectively fitted with local bony surfaces on both sides of a patient's acetabular notch and a connecting part connecting the first and second fitting parts. The main guide structure is arranged on the connecting part and has a guide channel for accommodating a handle of a surgical tool to exert geometric constraint on a placement direction of an acetabular reamer tool. The guide channel is determined according to an acetabular cup designed to a target anatomical position and a simulation handle arranged in association with the acetabular cup. The first and second guide piles are used for guiding the arrangement of Kirschner wires to fix the positioning guide to the acetabular region of the patient, thereby improving the accuracy and stability of acetabular polishing and acetabular cup implantation.

The application discloses a method for identifying gastric anatomical structure based on magnetic control capsule endoscopy image of deep learning, screening the pictures output by the magnetic control capsule endoscopy detection, classifying according to the anatomical position, expanding the data set, and dividing into a training set and a test set; constructing, training and testing a multi-scale fusion pyramid visual Transformer network and a target detection network with an attention module, after the test, using the multi-scale fusion pyramid visual Transformer network to extract the global features of the image from the gastric magnetic control capsule endoscopy image, and classifying the magnetic control capsule endoscopy image; using the target detection network with the attention module to locate the classified pictures and identify the gastric anatomical structure. The application solves the problem of low resolution of the magnetic control capsule endoscopy examination pictures in the prior art, and can accurately identify the gastric anatomical position, further achieving the purpose of positioning the magnetic control capsule endoscopy in the stomach.

The invention relates to the technical field of medical instruments, in particular to a telescopic protective sleeve used under an endoscope and an installation method of the telescopic protective sleeve. The telescopic protective sleeve comprises a protective sleeve main body and an adjusting part, one end of the protective sleeve main body is provided with a duck tongue, and the other end is connected with the adjusting part; and under the control of the adjusting part, the protective sleeve main body can axially move relative to the endoscope so as to adjust the relative extension amount of the duck tongue and the front end of the endoscope. Axial sliding of the protective sleeve body is achieved through the lead screw pair and other structures so that the relative extension amount of the duck tongue can be changed, the protective sleeve can adapt to different anatomical positions without replacing the sleeve, the number of times of instrument replacement in an operation is reduced, the operation time is shortened, and the sealing structure can stabilize intraendoscopic perfusion pressure and avoid liquid backflow and pollution risks.

The invention disclosed herein describes a bunion correction guide system or bunion guide system that is a percutaneous, minimally invasive system (MIS) to multi-directionally control or align the first metatarsal capital fragment (distal articular portion of the first metatarsal or metatarsal head) in four (4D) dimensions to its desired or proper anatomical position and cosmetic alignment by operating different mechanical actuation mechanisms.

An emergency cardiac and electrocardiogram (ECG) electrode placement device is disclosed herein. The emergency cardiac and electrocardiogram (ECG) electrode placement device incorporates electrical conducting materials and elastic material into a pad that is applied to a chest wall of a patient, which places multiple electrodes in the appropriate anatomic locations on the patient to quickly obtain an ECG in a pre-hospital setting.

According to an aspect of the present invention, there is provided a tongue sleeve allowing for the tongue to remain in a comfortable anatomical position with a lower frenulum slit, comprising: a first outer wall on a left side; a first outer base perpendicular to the first outer wall; a second outer wall on a right side; a second outer base perpendicular to the second outer wall; a connecting floor connecting the first outer base and the second outer base; a first inner wall perpendicular to the connecting floor on the left side; a second inner wall perpendicular to the connection floor on the left side; and a connecting ceiling connecting the first inner wall and the second inner wall.

The present application relates to a digital twin driven perioperative nursing scheme dynamic optimization method, sets an intervention sensitive area associated with the current postoperative state of the patient, and limits the physical limit conditions of the nursing operation trigger threshold according to the operation type and anatomical position of the patient; the time period from the completion of the operation to the recovery of the related physiological indicators to the steady state is set as the impact period, and other nursing tasks that produce physical effects on the same area or its physiologically related areas are prohibited from entering the execution sequence; a damping feedback component is embedded in the nursing feedback channel of the digital twin, and when the change rate is higher than the preset physiological tolerance threshold, a rhythm slowing mechanism is started to adjust the execution rhythm of the subsequent tasks; an artificial operation behavior monitoring node is set in the nursing terminal or the bed area; based on the data collected by the monitoring node, an execution behavior deviation judgment unit is constructed for comparison with the system recommended path to identify the implicit correction behavior of the system strategy.

An emergency cardiac and electrocardiogram (ECG) electrode placement device with artificial intelligence is disclosed herein. The emergency cardiac and electrocardiogram (ECG) electrode placement device incorporates electrical conducting materials and elastic material into a pad that is applied to a chest wall of a patient, which places multiple electrodes in the appropriate anatomic locations on the patient to quickly obtain an ECG in a pre-hospital setting. The AI program continuously runs EKGs to continuously monitor a patient.

The application relates to the technical field of neck braces, and particularly provides a neck flexible fixing brace design method and system, the neck flexible fixing brace design method comprises the following steps: obtaining individual neck three-dimensional shape data; identifying a key anatomical position of the neck according to the individual neck three-dimensional shape data, and designing a flexible fixing brace according to the individual neck three-dimensional shape data to obtain a first flexible fixing brace preliminary design scheme; obtaining skin physiological parameters of the key anatomical position of the neck; and adjusting the first flexible fixing brace preliminary design scheme according to the skin physiological parameters to obtain an individualized flexible fixing brace design scheme; the method can significantly improve the adaptability, wearing comfort and safety of the neck flexible fixing brace and the neck of a patient.

The present application relates to the technical field of digital image processing, in particular to a tumor interstitial proportion quantitative evaluation system based on pathological images. The present application automatically obtains tumor epithelial region, tumor interstitial region, tumor region and tumor infiltration front region based on image segmentation, without pre-selecting histological evaluation position for visual evaluation by artificial selection, avoiding the subjective experience dependence of traditional methods, and improving the efficiency of tumor interstitial proportion evaluation. In addition, the present application comprehensively quantitatively evaluates the first tumor interstitial proportion under the overall scale of the to-be-tested pathological image, the second tumor interstitial proportion under the scale of the tumor infiltration front region and the third tumor interstitial proportion under the scale of the tumor region, and finally obtains the tumor interstitial proportion score value which can reflect the tumor interstitial proportion characteristics of different anatomical positions, further improving the accuracy of the evaluation result. The preset rule is to select the window tumor interstitial proportion with the highest tumor interstitial proportion value.

Systems and methods for controlling devices through gestures sensed via an earbud. The earbud can include a set of electrodes configured to contact particular anatomic locations on an individual's ear. Based on electrophysiologic signals sensed via the electrode assembly, the system can identify gestures being performed by the user and control the external device accordingly.