20327 results about "Surgery" patented technology

In some embodiments, a system can include a fluid delivery assembly and a motor drive assembly. The fluid delivery assembly is configured to be releasably mechanically and, optionally, electrically coupled to the motor drive assembly. When the fluid delivery assembly is releasably coupled to the motor drive assembly, the motor drive assembly can control delivery of fluid from the fluid delivery assembly (e.g., to a patient). For example, the motor drive assembly can be releasably coupled to the fluid delivery assembly to control delivery of fluid from the fluid delivery assembly to provide continuous (e.g., non-pulsatile) fluid flow from the fluid delivery assembly.

A drug delivery device may include a housing having an opening and a drug storage container including a delivery member having an insertion end configured to extend at least partially through the opening during a delivery state. The device may also include a guard moveably positioned adjacent to the opening and a plunger having a generally cylindrical body portion extending along a longitudinal axis of the container and at least one flange extending radially outwardly from the body portion, wherein the plunger is moveable toward the distal end of the container to expel a drug through the delivery member. The device may further include a plunger biasing member configured to urge the plunger toward the distal end of the container and a releaser member defining a guide configured to receive the at least one flange and an indicator configured to generate an audible signal indicating an end of drug delivery.

The invention relates to the technical field of medical image detection, and discloses an orthopedic image auxiliary detection system based on big data, and the system comprises the steps: carrying out the sharpness processing of a to-be-detected orthopedic image through fuzzy detection, obtaining a corresponding clear orthopedic image, building and training an integrated classification-positioning cascade model based on big data, judging whether the clear orthopedic image to be detected is normal or not, positioning an abnormal part in the abnormal clear orthopedic image, marking the positioned abnormal part as an abnormal image block, constructing and training an orthopedic disease classification model based on big data, identifying the disease of the abnormal image block through the orthopedic disease classification model, and if the disease cannot be identified, judging whether the image is abnormal or not. And if yes, marking the abnormal image block as a difficult image block, triggering difficult identification, constructing a structured difficult orthopaedic image library, if difficult identification is triggered, screening similar images of the difficult image block in the difficult orthopaedic image library as auxiliary detection basis output, and updating the difficult orthopaedic image library.

The invention belongs to the technical field of biological simulation, and discloses an anus cleaning effect evaluation method and system.The method comprises the steps that an execution assembly is controlled to wipe an anus anatomical structure with a to-be-detected sample according to a target wiping strategy, and a multi-mode sensing assembly is controlled to collect target parameters on the anus anatomical structure; obtaining target monitoring data; according to the residual dirt amount in the target monitoring data, a cleaning efficiency score is obtained through calculation, a target mechanical simulation model is called, according to the humidity permeation gradient value and the pressure value in the target monitoring data and the to-be-detected sample, a skin stimulation risk score is obtained through calculation, and the skin stimulation risk score and the cleaning efficiency score form a cleaning effect evaluation report. Simulation and prediction of the anus cleaning process are achieved, the simulation test effect and accuracy are greatly improved, and a cleaning effect evaluation report is given to illustrate the safety of the to-be-tested sample.

An automated urinary output (“UO”)-measuring system includes a fluid container including a console coupled to one or more ultrasonic sensors and one or more accelerometers. The console includes a processor configured to receive accelerometer values from the one or more accelerometers, to determine an acceleration state of the fluid container, to activate the one or more ultrasonic sensors when the acceleration state of the fluid container is below a threshold, and to measure a volume of fluid in the fluid container when the acceleration state of the fluid container is zero. The system can further include a removable valve coupled to the fluid container and an attachment device including a pocket configured to accommodate the fluid container.

The present invention discloses an air mattress system including a first protection cell group disposed on one side of a support cell group. The first protection cell group includes a first middle cell having a height not exceeding a support surface, so as to preserve smooth routing paths for medical treatment pipelines and prevent obstructed flow of fluids. A front and a rear of the first protection cell group are respectively provided with a first front cell and a first rear cell, both of which are provided with bottom air chambers. When a patient needs to be transferred, the bottom air chambers are controlled to be deflated so that tops of the first front cell and the first rear cell are substantially lowered to be near the support surface to provide the patient with an unobstructed transition during the transfer. When the height of the first protection cell group needs to be restored, only the bottom air chambers need to be inflated and a bed height suitable for a patient to lay on can be quickly restored. The present invention attends to requirements of both smooth pipeline routings and ease of transfer for a patient, hence improving practicability and quality of care of the air mattress system.

The present application relates to chondrocyte compositions and kits comprising morselized cartilage tissue particles and a biodegradable matrix. Applications and methods of using the chondrocyte composition for cartilage grafts, repairing cartilage injuries and defects, and joint repair are provided.

The invention belongs to the technical field of aquaculture and food engineering, and relates to a fish anesthesia recovery activity prediction method based on acoustic signal time-frequency domain feature fusion. The method comprises the following steps of: acquiring acoustic respiratory vibration signals in real time in a fish anesthesia recovery process, performing 0.1-50Hz band-pass filtering, denoising and other pretreatment on the acoustic respiratory vibration signals, and extracting ZCR and Gammatone characteristic spectrums; meanwhile, fish swimming data are collected by adopting a YOLOv11 visual tracking algorithm, and activity grading standards are established by calculating activity indexes; zCR and Gammatone maps are used as double-branch input data of a deep learning model, corresponding activity grading data are used as labels, and a multi-category classification prediction model is constructed. According to the method, the anesthesia recovery state of the fish can be accurately predicted, and excessive stress and death loss in the transportation process are avoided; a non-invasive and intelligent detection means is provided for activity monitoring in the aquatic product transportation process, and the market application prospect is wide.

A urinary drainage system includes an air pressure apparatus. The air pressure apparatus includes a connector and an adapter. The connector includes a reduced diameter portion, a connector lumen extending from an upstream opening to a downstream opening in the reduced diameter portion, and a lateral port configured for drawing a fluid sample from the connector lumen. The adapter is sealing coupled to the connector and includes an adapter lumen receiving the reduced diameter portion, the downstream opening in fluid communication with the adapter lumen. A luminal space is defined in the adapter lumen around the reduced diameter portion of the connector. The adapter further includes an air intake port including a port lumen orthogonal to the adapter lumen, which is configured to provide a positive air flow to the luminal space to draw a fluid through the downstream opening in the reduced diameter portion of the connector.

The present disclosure relates generally to a hair brushes, particularly hair brushes for curly hair that may enhance waves, curls, and coils in hair, eliminate frizz, and promote hair smoothness. In particular, the disclosed hair brushes allow users to enhance waves, curls, and coils of their hair, while also allowing for smoothing, creating well-defined clumps, and preventing frizz. According to an aspect of the present disclosure, a brush may comprise a brush head having a first and second plurality of channels disposed along two opposing sides of the brush head, wherein each of the first and second plurality of channels has a predetermined depth. The plurality of channels allow a user to separate and smooth hair.

Disclosed herein are devices for delivering fluid to an eye. The device may include a handle comprising a fluid assembly at least partially contained therein, the fluid assembly comprising a fluid reservoir, a plunger tube, and a displacement rod, where the plunger tube and displacement rod are configured to move relative to the fluid reservoir to deliver fluid during advancement of an elongate member. The device includes a cannula coupled to a distal end of a handle, and the elongate member slidably positioned within the handle. The handle includes a drive assembly where actuation of the drive assembly moves the plunger tube and the displacement rod in opposite directions during advancement of the elongate member. The drive assembly also comprises a first linear gear and a second linear gear, where the first linear gear is configured to move in a direction opposite the second linear gear.

An introducer sheath is described. The introducer sheath may include a tubular body. The tubular body may extend from a distal end toward a proximal end. The tubular body may include a lumen. The lumen may at least partially be defined by a wall. A channel may be disposed within the wall. The channel may be configured to receive a guidewire. The tubular body may include an expandable portion expandable to increase a cross-sectional area of the lumen.

The invention discloses an automatic injection pen with a double-cavity structure, and belongs to the technical field of medical instruments. Comprising a shell, a refill frame, a double-cavity clamping type bottle, a push rod, a base, an unlocking piece, a releasing piece, an injection spring and a button, the push rod is provided with a first hook hole, the base is provided with a first clamping hook matched with the first hook hole, the base is further provided with a second hook hole, and the unlocking piece is provided with a second clamping hook matched with the second hook hole; the unlocking piece is used for keeping or releasing matching of the first hook hole and the first clamping hook; and the release piece is used for keeping or releasing matching of the second hook hole and the second clamping hook, so that before the release piece releases the second hook hole and the second clamping hook, the button cannot be pressed down, and the unlocking piece cannot slide by pressing the button. The release piece and the unlocking piece ensure that double-cavity liquid medicine cannot be triggered before being mixed, operation is easy, stability is high, and a patient can conveniently and safely conduct injection.

The invention relates to the technical field of image segmentation, in particular to an intensive care unit video image processing method based on image semantic segmentation, which comprises the following steps of: acquiring a video image through monitoring camera shooting, dividing a semantic region, calculating a pixel displacement direction of each part, identifying an abnormal track, erasing interference, recombining a boundary contour, and comparing shape change. And constructing a trend and re-drawing a structure, evaluating stability in combination with directions, speeds and amplitudes, screening and correcting inconsistent labels, and outputting an index result. According to the method, track features are constructed by introducing pixel direction coding, a deviation region is identified and interference is eliminated in combination with a direction change trend, an edge structure is reconstructed by using a boundary connection sequence and curve fitting, contour division is optimized through deformation direction consistency, and labels are corrected by synthesizing direction change and boundary speed. Dynamic tracking and accurate labeling of the patient state are achieved, the abnormal action recognition efficiency and the label updating accuracy are improved, and the time sequence integrity and the space expression ability of image data are enhanced.

Provided herein are methods of treating a patient comprising providing a medical apparatus comprising an external system and an implantable system, implanting the implantable system, and delivering at least one of power or data to the implantable system with the external system. The external system comprises: at least one external antenna configured to transmit a first transmission signal to the implantable system; an external transmitter configured to drive the at least one external antenna; an external power supply; and an external controller. The implantable system comprises: at least one implantable antenna configured to receive the first transmission signal from the first external device; an implantable receiver; at least one implantable functional element configured to interface with the patient; an implantable controller; an implantable energy storage assembly; and an implantable housing surrounding at least the implantable controller and the implantable receiver. Medical apparatus are also provided.

A syringe assembly includes (1) a syringe barrel defining a chamber; (2) a plunger mounted in the chamber and moveable with respect to the barrel; and (3) a cap assembly containing a cap and an absorbent material is removably attached to the plunger. A strip package includes at least two cap assemblies. Each of the cap assemblies includes a cap holder and an antiseptic cap positioned in the cap holder. The antiseptic cap includes a sidewall defining a chamber and an antiseptic substance within the chamber. A strip extends over at least two cap assemblies. The strip includes a first seal engaged to the cap holder and a second seal engaged to the antiseptic cap.

The present invention relates generally to improved systems and methods for removing undesirable material residing in vessels. More specifically, the present invention relates to systems and methods for using at least one cannula to remove substantially en bloc, from a site of obstruction or interest, undesirable material without fragmentation and without excessive fluid loss.

Various implementations include a sheath system and corresponding expandable introducer. The system includes an elongated introducer body and an elongated core member received within the central lumen of the introducer body. A portion of the introducer body expands in response to the outwardly directed radial force exerted on the central lumen of introducer body by the core member as it moves between the unexpanded and expanded positions.

The invention discloses a cerebral hemorrhage image recognition method, and aims to solve the problems that different cerebral hemorrhage focuses have significant differences in form, size and position, and cerebral anatomical structures of different individuals also have significant differences, so that the features of cerebral hemorrhage images are complex and changeable, and the recognition accuracy is high. Therefore, a traditional image processing method is difficult to accurately identify the key information of the focus in the cerebral hemorrhage image. The method comprises the steps of obtaining a cerebral hemorrhage image; the cerebral hemorrhage image is input into the trained cerebral hemorrhage image recognition model to obtain a recognition result output by the model, and the recognition result comprises the lesion type, position and size of the lesion in the cerebral hemorrhage image; wherein the cerebral hemorrhage image recognition model is obtained by training an enhanced cerebral hemorrhage image sample obtained by performing elastic deformation processing on a cerebral hemorrhage image sample. The invention further discloses a cerebral hemorrhage image recognition device, electronic equipment, a computer readable storage medium and a computer program product.

The present disclosure relates generally to a hair brushes, particularly hair brushes for curly hair that may enhance waves, curls, and coils in hair, eliminate frizz, and promote hair smoothness. In particular, the disclosed hair brushes allow users to enhance waves, curls, and coils of their hair, while also allowing for smoothing, creating well-defined clumps, and preventing frizz. According to an aspect of the present disclosure, a brush may comprise a brush head having a first and second plurality of channels disposed along two opposing sides of the brush head, wherein each of the first and second plurality of channels has a predetermined depth. The plurality of channels allow a user to separate and smooth hair.

The invention relates to the technical field of medical instruments, and discloses an anesthetic waste gas purification device which comprises a confluence shell and a water collection tank, a support is arranged on the inner side of the water collection tank, and a water collection cavity is formed between the support and the water collection tank; the bottom of the confluence shell is connected with an air outlet pipe through a guide part; an activated carbon filter plate capable of floating up and down in the axial direction is mounted on the inner side of the guide part; a condensation cover is installed on the top of the confluence shell and comprises a top cover, an air inlet pipe is installed on the top cover, a bottom plate is connected to the lower portion of the top cover, and a refrigeration module is installed below the bottom plate. Waste anesthetic gas penetrates through the purification device from top to bottom to be purified, condensate formed in the condensation cover converges to the water collection tank under the action of gravity and airflow blowing, and collection is convenient; the activated carbon filter plate can float in the axial direction, pressure balance can be achieved through automatic downward movement when the up-down pressure difference is large, and the risk that the pore structure of the activated carbon filter plate is damaged is reduced.

Disclosed embodiments include apparatuses, systems, and methods for controlling advancement of a needle deployed through a control system. In an illustrative embodiment, a needle actuator is configured to be fixably coupled to a proximal end of a needle. A first release device is movably coupled to the needle actuator and is engageable to release the needle actuator to move from a retracted position to a ready position where the distal end of the needle is adjacent the distal end of the sheath. A second release device is movably coupled to the needle actuator and is engageable to release the needle actuator to move from the ready position to a sampling position where the distal end of the needle is advanceable into tissue to be sampled.

The invention discloses a cerebral hemorrhage CT image processing method and system based on image recognition, and relates to the technical field of intelligent diagnos.The system collects multi-angle projection data of a patient and transmits the multi-angle projection data to a central processing center for analysis and three-dimensional space interpolation resampling, and then image processing is conducted; after feature extraction, data processing is carried out, and a blood focus structure data set, a penetration evolution data set and a gray scale deviation data set are obtained; a structure fracture disturbance index SBI is calculated according to the blood focus structure data set, and blood focus structure stability evaluation is carried out; when the blood focus structure stability is evaluated to be unstable, calculating a penetration evolution trend index DEI according to the penetration evolution data set, summarizing the penetration evolution trend index DEI with a structure fracture disturbance index SBI, and comprehensively calculating a comprehensive risk fusion index ZHF in combination with the gray deviation data set to perform diffusion trend evaluation. And automatic identification and grading determination of cerebral hemorrhage focus edge rupture, permeation evolution and diffusion risks are realized.

The invention discloses an automatic acupuncture needle assembling machine which comprises a machine cabinet, a needle handle feeding mechanism, a needle wire feeding mechanism, a wire penetrating mechanism, a needle pushing mechanism, an embossing mechanism and a pulling and cutting mechanism, the wire penetrating mechanism, the embossing mechanism and the pulling and cutting mechanism are linearly arranged on the machine cabinet, and a discharging plate is arranged between every two adjacent mechanisms. The feeding mechanism is arranged on the side edge of the threading mechanism, the discharging plate is arranged on the side edge of the threading mechanism in parallel, the needle handle feeding mechanism and the needle wire feeding mechanism are arranged on the side edge of the threading mechanism in parallel, synchronous feeding of needle handles and needle wires is achieved, the needle pushing mechanism is located between the threading mechanism and the embossing mechanism, and a material collecting disc is arranged below the pulling and cutting mechanism. Automatic threading assembly of a single needle wire and a single needle handle is achieved, and the overall cost is effectively reduced while the automation efficiency is ensured.

A cannula system and method for tissue repair includes a cannula defining a central lumen and a divider removably coupled to the cannula. The divider has a divider shaft to separate the central lumen into at least two discrete working channels.

Clot material may be removed from a patient and separated from blood so that the blood may be collected using an efficient dual-stroke technique. The methods described herein withdraw clot and blood from a patient during a first stoke of a pump at a first rate, filter the blood to remove clot, and drive the filtered blood into a collection chamber at a second rate that is different from the first rate. The first rate may be optimized to disrupt and remove clot, while the second rate may be optimized to move the blood without damaging, e.g., lysing, the blood.

The present disclosure relates to a skin treatment device, the skin treatment device comprising: a main body including a control unit that controls the operation of the skin treatment device and a power source unit that supplies power to the medical skin treatment device; a transfer unit for moving the main body; and a handpiece which receives power from the power source unit of the main body, is controlled by the control unit, and has one side that comes into contact with the skin of a patient to radiate therapeutic energy below the skin surface of the patient and thus improve the skin.