146 results about "Post surgery" patented technology

The present disclosure relates to a vascular closure device adapted for use in closing a puncture in a blood vessel after e.g. a percutaneous interventional procedure. The disclosure also relates to a method for vascular closure using such a vascular closure device.

The invention provides a postoperative bleeding risk monitoring method and system for a hepatobiliary patient. The method comprises the following steps: collecting real-time multi-modal data; constructing an LSTM-CNN hybrid model by using the time-frequency decomposition features, and obtaining a local tissue hypoxia index and a vasomotor function anomaly probability; the low-frequency impedance change rate and the albumin level are fused through a random forest algorithm, and the ascites occurrence probability and the effusion amount predicted value are obtained; and generating a bleeding point positioning coordinate and a thermodynamic diagram risk grade. And calculating a comprehensive bleeding risk probability and positioning a bleeding area. And generating graded early warning signals and recommending personalized treatment schemes or nursing suggestions. According to the invention, the LSTM-CNN hybrid model, the random forest algorithm and the three-dimensional convolutional neural network are adopted to deeply extract different data features, so that the limitation of single index evaluation is avoided. A causal relationship model is established through the Bayesian network, and the comprehensive risk probability calculation preciseness is improved; the early warning threshold is dynamically adjusted by combining the individual characteristics of the patient, and the traditional problem of easy misjudgment is solved.

An osmotic bandage for treating wounds, such as cuts, abrasions, minor burns, blisters, and post-surgical incisions. The bandage includes a bandage strip with an adhesive along with a plurality of apertures or airholes disposed therethrough for breathability. The bandage further includes a multi-layered gauze pad. The multi-layered gauze pad includes a first layer, a second salt laced layer, and a third odor-reducing layer. The salt is a natural bactericide, through the dehydration of water in bacteria, and kills any bacteria that attempt to invade or enter the wound site. A semi-permeable membrane cover may be disposed in overlying relation to the pad to prevent the salt from being in direct contact with the wound tissue and causing the patient pain.

A method of predicting a seizure occurrence or a surgical outcome includes monitoring a patient using an electroencephalography (EEG) system, including recording EEG data that indicates a seizure, and extracting a peri-ictal segment of the EEG data that includes a pre-ictal period immediately preceding the seizure, or a post-ictal period immediately following the seizure. The method also includes processing the peri-ictal segment, including generating an electrode-wise power spectral density (PSD) feature across a frequency band defined by at least one of a delta frequency range, a theta frequency range, an alpha frequency range, a beta frequency range, and a gamma frequency range. The method also includes inputting the PSD feature into a model, wherein the model predicts a seizure occurrence or a surgical outcome of the patient.

The application discloses a spinal anterior structural bone grafting internal fixation device, which comprises a fixing sheath and a steel nail group, the steel nail group is arranged in the fixing sheath, the steel nail group comprises a first fixing nail, a second fixing nail and a third fixing nail, the top of the first fixing nail is connected with a bent first connecting arm, and the top of the second fixing nail is connected with a bent second connecting arm; an adjusting part for adjusting the telescopic length of the first connecting arm and the second connecting arm is arranged on a convex ring of the inner wall of the fixing sheath in a clearance fit mode, and a locking part is arranged above the convex ring; the third fixing nail is arranged in a through hole of the fixing sheath, the top surface of the third fixing nail is provided with a pressing block, and the pressing block presses the locking part into the space between the convex ring and the adjusting part. The device has good stability after the overall structure is combined, and the bone grafting block is fixed firmly; in addition, the device is light and thin, has a small volume, and thus needs a small wound to be formed, has less bleeding, has less damage to the bone, and reduces trauma during and after the operation.

The utility model relates to the technical field of auxiliary equipment used after a child girdling operation, in particular to protective underpants used after the child girdling operation, which solve the technical problem that the protective underpants suitable for being used after the child girdling operation are lacked in the prior art and are characterized in that an opening is formed in the front crotch side of an underpants body, and son buckles are arranged on the two sides of the opening; sticking rough surfaces are arranged on the upper side and the lower side of the opening; the two sides of the shielding part are provided with mother buckles connected with the son buckles in a matched mode, and the upper side and the lower side of the shielding part are provided with pasting hook faces matched with the pasting hair faces; a ventilation seam area is formed in the center area of the shielding part, and ventilation holes are formed in the ventilation seam area; the two sides of the breathable seam area are respectively connected with a bag-shaped air bag, the side, facing the underpants body, of each bag-shaped air bag is provided with a protection area, the protection areas protrude out of the outline of the underpants body, and the underpants have the advantages of being convenient to disassemble and clean, free of the design of hard objects and foreign matter and capable of preventing children from clamping and abrading the inner sides of legs when the children use the underpants.

Systems and methods may be used for presenting motion feedback for an orthopedic patient. In an example, images may be captured of a patient in motion attempting to perform a task, for example after completion of an orthopedic surgery on the patient. The images may be analyzed to generate a movement metric of the patient corresponding to the task. The movement metric may be compared to a baseline metric (e.g., an average metric or a previous patient metric) for the task. An indication of the comparison may be presented, for example including a qualitative result of the comparison.

The present application relates to the medical technical field, specifically relates to a kind of early postoperative adverse outcome prediction method for craniopharyngioma patient, comprising: extracting preoperative data and label data of patient, store in database;The data in database is preprocessed, is randomly divided into training set and verification set according to preset proportion, and the training set is handled using the minority class oversampling technique, obtain the training set after processing;From the training set after processing, the most predictive value feature subset is identified and screened;Predictive model is constructed;The predictive model is evaluated and compared, and the best model is selected as the final deployment model;Receive new preoperative data of patient, input final deployment model, output prediction result.The present application fills the blank of existing prediction craniopharyngioma postoperative early overall adverse outcome model, overcomes the single data processing method in existing prediction technology, feature selection is not accurate enough, prediction accuracy is not high and lacks clinical usability and other problems.

The present disclosure provides methods for treating, reducing the severity of, inhibiting the growth of a tumor, or inducing necrosis of a tumor, wherein the method includes selecting a patient with cancer (e.g., liver cancer, lung cancer, or head and neck cancer) in need thereof and administering to the patient a therapeutically effective amount of a programmed death 1 (PD-1) inhibitor (e.g., cemiplimab or abioequivalent thereof) as neoadjuvant therapy followed by surgical resection and optional administration of a programmed death 1 (PD-1) inhibitor (e.g., cemiplimab or a bioequivalent thereof) as post-surgery adjuvant therapy. In certain embodiments, the liver cancer is hepatocellular carcinoma (HCC), the lung cancer is non-small cell lung cancer (NSCLC), or the head and neck cancer is head and neck squamous cell carcinoma (HNSCC).

The utility model relates to the technical field of medical equipment, in particular to a medical bellyband for fixing a drainage tube of a postoperative patient, which comprises a connecting part, a connecting band arranged on the connecting part and a drainage tube clamping part arranged on the connecting part, and is fixed on the body of the patient through the matching of the connecting part and the connecting band. And the drainage tube clamping part is used for stably clamping the drainage tube. Compared with the prior art, the drainage tube fixing device has the advantages that the drainage tube can be stably clamped and fixed through the design of the through hole and the open groove in the covering layer of the connecting part and the two clamping assemblies and the elastic pull rope of the drainage tube clamping part, the drainage tube is effectively prevented from loosening or falling off due to movement or external force of a patient, and the drainage tube fixing device is convenient to use. The continuity and safety of the drainage process are ensured, a drainage tube with a certain length can be reserved between the two clamping assemblies, and therefore a certain buffer space can be provided for extension of the drainage tube when the drainage tube is pulled by external force, the effect on a wound is relieved, and the risk that a pipeline falls off or the wound cracks is avoided.

According to the design and manufacturing method of the orthodontic postoperative intermaxillary traction device based on the invisible orthodontic device, CT scanning is conducted on a patient, craniomaxillofacial and tooth three-dimensional data are collected, and preparation is made for obtaining three-dimensional virtual tooth data of the patient through manufacturing of an anhydrite tooth model; data of a patient are imported into cranio-maxillofacial surgical operation planning software, a cranio-jaw virtual model of the patient is established, a manufactured anhydrite tooth model is subjected to three-dimensional scanning, dentition data are obtained, a maxillary tooth bone section is moved to a target position through a simulated operation on the virtual cranio-jaw model, and the patient is subjected to cranio-maxillofacial surgical operation planning software. And then determining a target position of a mandibular tooth bone section based on a final occlusion relationship, importing dentition data of the patient into three-dimensional virtual design software, performing Boolean operation, and manufacturing a traction device by using a three-dimensional printing technology. According to the device, assistance of methods such as a dental arch splint and an intermaxillary traction nail is not needed, intermaxillary elastic traction can be carried out after an invisible orthodontic patient completes a orthodontic operation, and it is ensured that the occlusion relation after the orthodontic operation meets the requirement.

Disclosed herein is an orthopedic device and methods to aid in reducing weight or pressure on a portion of a subject's knee while maintaining stability and normal gait patterns following injury or surgery. Certain embodiments include a main shaft for use in an orthopedic device, wherein the main shaft includes a curved portion. In embodiments, the curved portion cures outwardly in the walking direction. The curvature can comprise a curvature that is consistent with the maximum knee flexion angle that is observed during the loading phase of the normal gait cycle. In embodiments, the device further comprises a handle portion and a foot, wherein the main shaft is disposed between the handle portion and the foot. Additional aspects include a method of promoting the healing or recovery in a subject following injury or surgery of the knee using any one or more of the orthopedic devices disclosed herein.

The utility model provides a body position fixing device for a patient after a complex trachea operation. The body position fixing device comprises a head fixator and a neck and chest adjusting fixator. The neck and chest adjusting fixator comprises a right adjuster, a left adjuster, a jaw supporting part, a left neck fixing part, a right neck fixing part, a left connecting rod, a right connecting rod, a connecting bridge, a left chest attaching part, a right chest attaching part, a left fixing strap and a right fixing strap, wherein the left neck fixing part and the right neck fixing part correspond to the rear side face of the neck. The two ends of the jaw supporting part are rotationally connected with the left adjuster and the right adjuster in a one-way mode respectively, and the rotation direction of the jaw supporting part is anticlockwise when viewed from the right adjuster to the left adjuster; the right adjustor is connected with the right neck fixing part, the left adjustor is connected with the left neck fixing part, and the left neck fixing part and the right neck fixing part are connected through a first hook-and-loop fastener. The utility model solves the problem of how to fix the head and the neck of a patient in the prior art so that the head and the neck of the patient can be kept at a proper angle in a neck anteflexion position.

The invention discloses an umbrella-shaped catcher for cardiac mucinoma, which comprises a net bag, an umbrella-shaped net bag, an umbrella-shaped net bag, an umbrella-shaped net bag, an umbrella-shaped net bag and an umbrella-shaped net bag, the rubber ring is arranged along the opening, is fixedly connected with the net bag and is used for shrinking the opening through self elasticity; the two adjusters are symmetrically arranged on the two sides of the net bag and connected with the outer wall of the net bag, and each adjuster comprises a sleeve and an adjusting rod; wherein the outer wall of the sleeve is connected with the net bag, one end of the adjusting rod is connected with the net bag, the other end of the adjusting rod penetrates through the sleeve and extends to the outside, and the adjusting rod can move relative to the sleeve in the axial direction so as to be used for dynamically adjusting the size of the opening. Therefore, the difficulty of surgical operation can be reduced, and the accidental risk of postoperative visceral organ embolism caused by the fact that the broken mucus tumor is left in the heart can be avoided.

A system and method for visualizing a position of a needle inside a patient's body for use in providing regional anesthesia and a system and method for providing electro anesthesia during surgery, post surgery and during rehabilitation. The method and system use EMG / AMG information regarding activity of a muscle associated with a target nerve to provide a visualization of a position of a needle or other device relative to the target nerve and to determine efficacy of the electro anesthesia. EMG / AMG information and feedback information such as EEG information may be used to provide automatic adjustment of a waveform provided for electro anesthesia to maintain a suitable pain level.

The utility model relates to the technical field of medical instruments, in particular to a pen holding type electric flushing gun which is provided with a pipe body, a water inlet pipe, a water outlet pipe and a water inlet pump are respectively arranged in the pipe body, and the front ends of the water inlet pipe and the water outlet pipe respectively extend to the closed end face of the front end of the pipe body. The water inlet pipe is connected with a water inlet pump in the pipe body and then extends out of the pipe body to be connected with an external water source, a detachable flushing connector is arranged at the front end of the pipe body and comprises an outer sleeve and an inner sleeve, the front end of the outer sleeve is open and is in supporting connection with the outer wall of the inner sleeve through a connecting rod, and the rear end of the outer sleeve is connected with a sealing plate. A water inlet hole and a water outlet hole are symmetrically formed in the sealing plate, the water outlet hole is communicated with the outer sleeve, the front end of the inner sleeve extends out of the outer sleeve, and the rear end of the inner sleeve extends to the water outlet of the sealing plate of the outer sleeve. The device has the advantages that the structure is simple, the flushing effect is good, local residual flushing fluid and waste tissue residues after an operation are avoided, the pain of a patient is reduced, and postoperative complications are reduced.

The invention belongs to the technical field of medical experimental animal models, and discloses a small animal model for skull base high-flow cerebrospinal fluid leakage and skull base reconstruction as well as a construction method and application of the small animal model. The technical obstacle that due to the fact that the nasal cavity of a small animal is narrow and the turbinate structure is complex, surgical instruments cannot reach the skull base through the nose is overcome, meanwhile, a modeling and repairing area is arranged on the rear nasal meatus and the top wall of the nasopharynx, and the temperature and humidity conditions and environment of the nasal mucosa are reserved; and the microenvironment for tissue healing after the endoscopic transnasal skull base surgery is restored on the pathophysiological level. The dissected marking points are clear, and compared with narrow anterior skull base low-flow cerebrospinal fluid leakage of small animals, the standardized bone defect constructed in the middle skull base butterfly saddle area can cause continuous and high-flow cerebrospinal fluid leakage; autologous bone flap and free mucous membrane repair is used, the method is the same as current clinical practice, and a new platform can be provided for screening of skull base repair materials or operation evaluation and retrograde intracranial infection research after an operation.

The application discloses a nerve interventional operation post-arterial puncture point compression device, and relates to the puncture compression technical field; the device comprises a compression mounting piece, two traction monitoring pieces are installed on the compression mounting piece, and the two traction monitoring pieces are respectively used for keeping the body position; an upper compensation piece is installed on the upper traction monitoring piece; a lower compensation piece is installed on the lower traction monitoring piece; the lower compensation piece and the upper compensation piece are used for preventing friction and extrusion; and the compression mounting piece is used for pressing the puncture point; so as to solve the problem that the current arterial puncture point compression device is inconvenient to control and correct the compression point position without disassembling the bandage; the traction monitoring piece is adapted according to the femoral artery puncture position, and once the patient bends the leg or bends the waist, the restraint band can be further tightened.

1. The name of the product under this design: Compression Jacket (Wealth Bag). 2. Purpose of the product of this design: Corset for use after surgery. 3. The design key points of this appearance design product are: the main view. 4. The image or photograph that best illustrates the design's key features: the front view. 5. The top view and bottom view of this design product are parts that are difficult to see or cannot be seen when in use, so the top view and bottom view are omitted. 6. The model in the design image is a background and does not belong to the design content for which protection is requested.

The invention discloses a drainage tube structure, and relates to the technical field of drainage after surgical operation, the drainage tube structure comprises a tube body, one end of the tube body is a closed head, the other end of the tube body is connected with an open tail, and the tail of the tube body is externally connected with a drainage device; a scale marking ruler is arranged on the tube body in the direction from the head to the tail, a bottom drainage hole and a top drainage hole are formed in the end, close to the head, of the tube body, and the bottom drainage hole and the top drainage hole are both communicated with the interior of the tube body and used for conducting drainage towards the interior of the tube body; and a spiral metal wire is embedded and fixed on the inner wall of the pipe body. According to the drainage tube, due to the fact that the spiral metal wire is arranged in the tube body of the drainage tube, the spiral metal wire has two structural designs, bending can be prevented during drainage, the flexibility and blocking resistance of the drainage tube are improved, besides normal drainage holes in the bottom and the top, auxiliary drainage holes are formed in the tube wall according to clinical requirements, and the drainage tube is convenient to use. Therefore, different operation scenes and patient requirements can be met.

The invention relates to the technical field of rehabilitation medical instruments, in particular to a pain relieving and thirst quenching buccal structure used after general anesthesia. Comprising a base, a supporting module, a shell, a controller, a cable, a fixing base, a supporting frame, a refrigeration piece, a temperature conduction rod, a mouthpiece, a cooling head, a rail, a sliding block and an adjusting module, the controller is arranged in the shell, the two ends of the cable are connected with the controller and the refrigeration piece correspondingly, the supporting frame is slidably arranged in a containing groove, and the refrigeration piece is fixedly connected with the supporting frame; the two ends of the temperature conduction rod are connected with the refrigeration piece and the mouthpiece respectively, the cooling head is fixedly connected with the mouthpiece, the rail is fixedly connected with the fixing base, the sliding block is fixedly connected with the supporting frame and located on the outer side wall of the supporting frame, the sliding block is arranged in the rail in a sliding mode, and the adjusting module is connected with the supporting frame. The effects of being convenient for operation patients with different tooth conditions to use after the general anesthesia operation and being beneficial to stimulating taste buds of the operation patients to secrete saliva are achieved.

1. The name of the design product: skin anastomat. 2. The use of the design product: for anastomosis between postoperative wounds. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view.

The utility model relates to a capsular membrane polisher after cataract surgery, which comprises a connecting tube, a polishing head is rotatably connected to one end of the connecting tube far away from the connecting tube, a water outlet hole is arranged on the polishing head, the connecting tube is communicated with the water outlet hole, an impeller is arranged at the position of a tube opening where the connecting tube is connected with the polishing head, and the impeller is connected with the polishing head. A connecting rod is fixedly connected to the center of the impeller, the two ends of the connecting rod are rotationally connected with the side wall of the connecting pipe and fixedly connected with the side wall of the polishing head respectively, a pushing and injecting assembly is installed at the end, away from the polishing head, of the connecting pipe and used for injecting liquid into the water outlet hole, and the liquid drives the impeller to rotate when passing through the impeller. The capsular membrane polisher used after the cataract surgery aims to solve the problems that in the prior art, the head of a capsular membrane polisher is fixedly connected with a handle of the capsular membrane polisher, the polisher polishes the capsular membrane excessively due to excessive force in the using process, the safety is not high, the head needs to be rotated manually by workers, and the operation difficulty is large.

The utility model relates to a suction and aspiration device for hepatobiliary surgery, and belongs to the technical field of medical machinery. The device mainly comprises a base, a liquid extraction assembly, a liquid guide assembly and a liquid storage assembly. The base comprises universal wheels, a four-corner support and a bottling device, the universal wheels are installed at the bottom of the four-corner support respectively, the bottling device is installed on the upper portion of the four-corner support, the liquid pumping assembly comprises a liquid pumping bottle, a motor and a drainage pipe, the drainage pipe is communicated with the liquid pumping bottle, and a drainage suction head is arranged at the other end of the drainage pipe. A flow adjusting valve and a first one-way valve are installed on the upper portion of the liquid pumping bottle, the motor is installed above the liquid pumping bottle, the liquid guiding assembly is connected to the lower portion of the liquid pumping bottle and the lower portion of the liquid storage bottle, a second one-way valve is installed in the middle of the liquid guiding assembly, the liquid storage assembly comprises the liquid storage bottle, an alarm and a liquid outlet hole, and the liquid storage bottle is installed on the bottling frame. A liquid level sensor and an alarm are arranged at the upper part; drainage can be conducted in the hepatobiliary surgical operation process or after the operation, and the drainage mode can effectively solve the problems that a drainage bag is not replaced in time, body fluid is blocked in the drainage process and the like in traditional manual drainage.

1. Name of the product in this design: Fluid drainage bottle (intensive care unit). 2. Intended use of this design: for pneumothorax, pleural effusion and closed thoracic drainage after surgery. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model. 5. The design for which protection is sought includes color.

The invention relates to the technical field of medical treatment, in particular to a postoperative early-stage bad result prediction method for a craniopharyngeal tubuloma patient, which comprises the following steps: extracting preoperative data and label data of the patient, and storing the data in a database; preprocessing the data in the database, randomly dividing the data into a training set and a verification set according to a preset proportion, and processing the training set by adopting a synthetic minority class oversampling technology to obtain a processed training set; identifying and screening a feature subset with the highest prediction value from the processed training set; constructing a prediction model; the prediction models are evaluated and compared, and the model with the best performance is selected as a final deployment model; and receiving preoperative data of a new patient, inputting the preoperative data into the final deployment model, and outputting a prediction result. According to the method, the blank of an existing model for predicting the early-stage overall bad result after the craniopharyngeal tubuloma operation is filled, and the problems that in the existing prediction technology, a data processing method is single, feature selection is not accurate enough, prediction precision is not high, clinical usability is lacked and the like are solved.

The invention belongs to the field of medical apparatuses and instruments, and particularly relates to a hemostasis instrument used after a breast minimally invasive rotary cutting operation, which comprises a catheter, an elastic piece, a first elastic piece and a second elastic piece, the filling pipe is arranged in the containing channel and provided with a first channel and a second channel which are separated in the radial direction, one end of the filling pipe is fixedly sleeved with an elastic balloon, an exhaust element is arranged at the end of the first channel at the other end of the filling pipe, and the end of the second channel serves as a filling injection port; the cutter is positioned in the accommodating channel; the titanium clamp comprises a first titanium clamp and a second titanium clamp which are located on the two sides of the cutter in the axial direction of the guide pipe; the driving mechanism is in driving connection with the cutter and the titanium clamp; the negative pressure mechanism comprises a negative pressure aspirator and a guide core, the guide core is arranged in the containing channel and extends to the compression area outside the elastic balloon along the containing channel, and the negative pressure aspirator is communicated with the compression area through the guide core.

The application discloses a kind of percutaneous minimally invasive lumbar pedicle screw fixation system and matching instruments, comprising: shell;Telescopic rod, telescopic rod fixedly connected shell side;Handle, telescopic rod is fixedly connected with handle at one end away from shell;Distraction mechanism, located in the shell interior;Strip-shaped plate, located in the shell exterior, and is connected with distraction mechanism;Detection positioning device, located in the two sides of strip-shaped plate;Distraction mechanism contains first recess, motor push rod, trapezoidal slider, special-shaped slider, second recess and first motor, the gap of the skeleton needing to be treated is opened by distraction mechanism, the operation space of medical staff is increased, and medical staff can better observe and handle pathological tissue, wherein the angle and interval of distraction mechanism can be flexibly adjusted, and the operation of subsequent operation is facilitated by maintaining the stability of vertebral body, wherein the detection lamp can display the situation of operation in real time, help medical staff to quickly locate, operate and correct, improve the efficiency of operation.

This invention discloses an anal fistula cutting device, comprising a left shell, a right shell, and a front shell. The left and right shells are symmetrically arranged to form a main chamber. The rear end of the front shell is fixed inside the main chamber, and the interior of the front shell is a cutting blade chamber. The cutting blade chamber is elongated and cylindrical, and the cutting blade moves back and forth within it. A drive assembly is installed in the lower part of the main chamber, a transmission assembly is installed in the middle of the main chamber, a cutting assembly is installed at the front end of the transmission assembly, a switch fixing plate is installed inside the main chamber, an activation assembly is installed at a corner inside the main chamber, and a return assembly is connected to the switch fixing plate. This anal fistula cutting device is simple to operate, avoiding extensive muscle and nerve damage caused by fistula endotomy, effectively separating fistula polyps, reducing postoperative complications, and alleviating the surgical intensity for doctors and the psychological stress for patients.