186 results about "Operative wound" patented technology

The embodiment of the invention provides an intelligent hospital guide method and system based on BERT and feature fusion. Wherein biochemical information such as humidity and temperature of a postoperative wound is collected through a dressing sensor of the intelligent medical textile, and a wound healing activity index is generated. A wound image is synchronously obtained and processed to enhance edge sharpness and texture, and a detailed wound topological structure is formed. In combination with nursing record text analysis, a semantic map describing inflammation intensity and seepage trend is generated and is associated with biochemical data. A wound healing activity index, a wound topological structure and a semantic map are dynamically associated in a cross-modal mode, and the analysis precision is improved by adjusting specific parameters, such as the association between humidity and a necrotic tissue boundary and the relationship between layering density and a pH value. And generating a wound healing deviation parameter according to a comprehensive analysis result, evaluating a risk level and triggering a corresponding hospital guide decision. According to the technical scheme provided by the embodiment of the invention, the intelligent hospital guide efficiency and accuracy can be improved.

The invention discloses a double-layer microneedle patch and a preparation method thereof.The preparation method of the double-layer microneedle patch comprises the following steps that firstly, 3D printing is conducted through polydimethylsiloxane, and a PDMS mold similar to a machining microneedle is obtained; dispersing the medicine into the sericin solution to serve as an outer layer solution; dispersing germanium nanoparticles into the polycaprolactone solution to obtain an inner layer solution; and finally, adding the outer-layer solution into the needle-shaped groove of the PDMS mold, so that the needle-shaped groove is filled with the outer-layer solution, drying, adding the inner-layer solution, drying, and demolding to obtain the double-layer microneedle patch. When the double-layer microneedle patch is used for drug delivery, drugs can be dissolved and released in a short time, the inner layer is polycaprolactone (PCL) carrying photo-thermal agent germanium nanoparticles, degradation is slow, a photo-thermal effect is generated under irradiation of 808nm near-infrared light, residual tumor cells are induced to die immunogenicity, an immune microenvironment is programmed in a time sequence, and the double-layer microneedle patch has the advantages of being high in sensitivity, high in sensitivity and good in stability. Postoperative recurrence and metastasis of tumors are efficiently inhibited, and meanwhile operative wound repair is promoted.

The embodiment of the invention provides a multi-modal data fused postoperative plastic surgery infection early warning method and system. The method comprises the following steps: firstly, performing quality evaluation and restoration on postoperative wound images, clinical texts, wearable vital signs and baseline features; performing double-flow coding and priori segmentation on the repaired image to obtain a coarse mask; constructing a super-pixel graph, obtaining a topological consistent fine mask through a graph neural network, and quantifying the erythema / exudation area; the text and the vital signs are coded respectively and then fused with the image features and the masks through cross-attention and self-attention, and a fusion implicit vector and uncertainty are obtained through quality weight gating; an individualized dynamic threshold value is constructed by combining baseline risk, logarithmic probability calibration and a sliding window trend, a confidence band is output by using conformal prediction, and early reliable infection early warning is realized.

The invention relates to the technical field of medical health assessment information, in particular to a construction method and system based on an anorectal surgery postoperative nursing rehabilitation assessment model. The method comprises the following steps: acquiring postoperative health data of an anorectal surgery patient; performing postoperative wound morphological image scanning on the postoperative health data of the anorectal surgery patient to obtain a wound morphological structure image; performing postoperative wound area measurement and calculation on the wound morphological structure image to generate postoperative wound area data; and performing granulation tissue feature recognition on the wound morphological structure image according to the postoperative wound area data to obtain granulation tissue feature data. According to the method, through a data processing technology, a feature mapping technology and a mode recognition technology, an anorectal surgery postoperative nursing rehabilitation evaluation model is constructed based on granulation tissue growth information, step number fatigue evaluation data and postoperative defecation index data; the comprehensive functional index postoperative nursing rehabilitation evaluation of the patient is realized, so that the evaluation accuracy is improved.

The invention discloses a preparation method of a conductive thermal response drug release suture line, the obtained suture line has an inner conductive sensing functional coating and an outer thermal response drug-loading temperature-sensitive hydrogel functional coating, the inner coating has conductivity, heating property and wound sensing function, and the outer coating has thermal response drug-loading temperature-sensitive hydrogel functional coating. The outer coating has the functions of adhesion, drug carrying and thermal response drug release, the suture line is simple in process and convenient to operate, drug release can be regulated and controlled according to conductive thermal response, and the requirements of postoperative wound monitoring and on-demand treatment can be met.

The invention relates to the technical field of nursing monitoring, in particular to a nursing monitoring system for collecting postoperative data of a patient based on myoelectricity sensing. The system comprises a frequency calculation unit, a power quality unit and a monitoring scheme unit. The active degree of the muscle signals around the postoperative wound of the patient is monitored through the broken line and the horizontal reference line in the postoperative wound electromyogram of the patient, when the root mean square point of the corresponding electromyographic signal in the broken line is higher than the horizontal reference line, it is monitored that the active degree of the muscles around the postoperative wound of the patient is increased, and the postoperative wound recovery state of the patient is good; the postoperative wound recovery condition of the patient is monitored in real time through the electromyogram, unnecessary examination and intervention can be reduced, a nurse can accurately judge the muscle activity condition of the patient according to the result of the electromyogram, and pain and burden brought to the patient by excessive examination are avoided. Meanwhile, unnecessary measures can be avoided, the medical cost is reduced, and the nursing efficiency is improved.

The present invention relates to the field of medical health assessment information technology, and in particular to a construction method and system based on anorectal surgery postoperative nursing rehabilitation assessment model. The method comprises the following steps: obtaining postoperative health data of anorectal surgery patients; scanning postoperative wound morphology images of postoperative health data of anorectal surgery patients to obtain wound morphology structure images; measuring postoperative wound area of ​​wound morphology structure images to generate postoperative wound area data; identifying granulation tissue features of wound morphology structure images according to postoperative wound area data to obtain granulation tissue feature data. The present invention constructs anorectal surgery postoperative nursing rehabilitation assessment model based on granulation tissue growth information, step fatigue assessment data and postoperative defecation index data through data processing technology, feature mapping technology and pattern recognition technology; realizes postoperative nursing rehabilitation assessment of patients based on comprehensive functional indicators, thereby improving the accuracy of the assessment.

The invention discloses a nanometer material-based postoperative wound intelligent healing patch preparation method, which comprises: S1, preparing a temperature response layer, and compounding PNIPAM with surface-modified zinc oxide nanoparticles; s2, preparing a pH response layer, and compounding chitosan with the surface modified titanium dioxide nanoparticles; s3, a humidity response layer is prepared, and release of silver ions is optimized by adopting a PEGDA and silver nanoparticle composite material; s4, assembling the layers layer by layer through an electrostatic spinning technology or a lamination technology, and controlling process parameters in combination with meta learning and transfer learning to complete preparation of an overall structure of the patch; s5, embedding temperature, pH and humidity sensors, and constructing a sensor data set; s6, the drug release rate and the material phase change behavior are dynamically adjusted, and accurate response is achieved; and S7, after patch preparation is completed, combining Bayes and a multi-objective evolutionary algorithm to optimize sterilization parameters. The intelligent healing patch is prepared by combining a nano material with an intelligent algorithm, and real-time environmental response is realized.

The utility model provides a rehabilitation nursing vibration recuperating bed which comprises a bed body, a plurality of groups of recuperating units which are longitudinally arranged are arranged on the bed body, each recuperating unit comprises a plurality of groups of mounting frames which are arranged on the bed body at intervals, lifting plates which can ascend and descend are arranged in the mounting frames, and massage columns are arranged on the lifting plates. A movable seat is slidably arranged at the bottom of the bed body in the arrangement direction of the mounting frames, a vibration mechanism is arranged on the movable seat and connected with one lifting plate, an adjusting assembly connected with the movable seat is arranged at the bottom of the bed body, and the adjusting assembly drives the movable seat to slide. According to the vibration recuperating bed, the purpose of conducting vibration recuperating on the local area of a patient is achieved, hurt to the injured position or the operative wound of the patient when the whole body of the patient is vibrated is effectively avoided, and the application range of the recuperating bed is widened.

The invention discloses preparation of a light-operated adhesion anti-oxidation, anti-inflammatory and anti-fibrosis hydrogel implant and application of the light-operated adhesion anti-oxidation, anti-inflammatory and anti-fibrosis hydrogel implant in resisting glaucoma postoperative scars. The hydrogel disclosed by the invention is composed of a carboxymethyl chitosan derivative formed by modifying carboxymethyl chitosan with phenylboronic acid and o-nitrobenzyl alcohol respectively, and a polyphenol anti-inflammatory and antioxidant drug, wherein the phenylboronic acid modified carboxymethyl chitosan derivative and the polyphenol drug form a phenylboronic acid ester bond with active oxygen response; the o-nitrobenzyl alcohol modified carboxymethyl chitosan derivative is triggered by ultraviolet light and can form a dynamic covalent imine bond with an amino group on a tissue or a polymer. The hydrogel provided by the invention can enhance the adhesion to conjunctiva through light triggering at a glaucoma filtration wound part, and the viscous implant can realize an anti-fiber effect. In addition, the anti-inflammatory and anti-oxidation medicine loaded in the hydrogel can respond to wound active oxygen release, and postoperative wound oxidative stress and inflammatory response are relieved.

The invention discloses a radio frequency needle electrode structure for short-term implantation, which comprises an electrode tip, a hose, a connecting end electrode ring and an insulating part which are connected in sequence, a lead is connected between the electrode tip and the connecting end electrode ring; the temperature sensor is fixedly sealed in the electrode tip; the defects that an existing radio frequency electrode cannot be placed in a human body for a short time due to the fact that the outer diameter of the existing radio frequency electrode mostly adopts a metal tube hard electrode, repeated puncture is needed, and the comfort of a patient is poor are overcome; the diameter size is small, the operative wound is smaller, the patient feels comfortable, the device is soft and implantable, and the problem that the number of puncture times is too large due to periodic treatment is solved; meanwhile, the electrode is made of a flexible material, a temperature sensor is additionally arranged in the electrode, compared with a nerve stimulation electrode wire, larger energy can be output, and a more lasting curative effect is achieved under the assistance of the radio frequency heat effect.

The utility model discloses a cardiothoracic surgery postoperative protective device, which belongs to the technical field of medical instruments and comprises a dressing pad and a patch which jointly form dressing, positioning holes are arranged at four corners of the dressing pad, radiating holes distributed at intervals are arranged at the top of the patch, a surrounding positioning sheet is arranged on the outer side of the periphery of the dressing, and positioning rings are arranged at the tops of four corners of the positioning sheet. The positioning ring is provided with a fixedly connected rubber pull rope, the other end of the rubber pull rope is provided with a pull rope clamping rod, the pull rope clamping rod is inserted into the positioning hole, the bottom of the pull rope clamping rod is provided with a clamping ring, the clamping ring is attached to the lower end face of the patch on the dressing, and the bottom of the positioning piece is provided with an anti-skid pad. The protective device is arranged around the dressing, so that the dressing can be effectively prevented from shifting, and a wound of a patient can be normally healed after an operation.

The utility model discloses an ear postoperative wound dressing fixer, which belongs to the technical field of ear postoperative nursing and comprises a first mounting lantern ring, a dressing mechanism is arranged on the outer side of the first mounting lantern ring, a wearing mechanism is arranged above the first mounting lantern ring, and a mounting ring is fixedly mounted at the left end of the first mounting lantern ring. The fixing device comprises a mounting ring, a supporting rod is fixedly mounted on the inner wall of the mounting ring, a threaded seat is fixedly mounted on the supporting rod, a fixing screw is in threaded connection with the inner side of the threaded seat, and the fixing device for the wound dressing after the ear surgery is composed of a first mounting lantern ring, a dressing mechanism and a wearing mechanism. According to the fixator, a double-installation-sleeve-ring linkage structure is combined with a multi-point adjustable pressure system of the dressing mechanism, the gauze body is flexibly fixed, the problem that adhesive tape is prone to falling off is solved, the wearing mechanism is double fixed through insertion plate type telescopic adjustment and elastic hook-and-loop fasteners, under the assistance of a ventilation groove and a soft cotton cushion, the displacement amount is reduced, and the skin pressure is reduced; stability and comfort are achieved, and the postoperative nursing quality is effectively improved.

The invention relates to the technical field of biomedical engineering and intelligent medical instruments, in particular to a conductive hydrogel suture line and a preparation method and application thereof. The preparation method comprises the following steps: adding bacterial cellulose and 3, 4-ethylenedioxythiophene, and carrying out an in-situ polymerization reaction to obtain a BC / PEDOT composite solution; and preparing continuous fibers by using a micro-fluidic wet spinning process, and further weaving the continuous fibers into a multi-strand structure to obtain the suture line. According to the suture line, high mechanical strength is achieved through micro-fluidic wet spinning and a K3 woven structure, the charge transfer behavior of a poly (3, 4-ethylenedioxythiophene) chain is regulated and controlled through bound water, and dual response to wound tension and exudate is achieved. The near-infrared photothermal antibacterial property and an intelligent classification system based on deep learning are combined, the wound state can be monitored and classified in real time, and the method is suitable for intelligent postoperative wound management.

The invention discloses a pediatric multi-finger postoperative protective cover. The pediatric multi-finger postoperative protective cover comprises a breathable base body, a waterproof cover assembly and a wrist fixing assembly. The breathable base body is in an arc-shaped dome shape and is provided with air holes, a containing space and an opening with a fixing ring are formed in the bottom of the breathable base body, the waterproof cover assembly comprises a fixed cover petal and a movable cover petal, and the movable cover petal can be unfolded to cover the breathable base body and can cover the breathable base body through cooperation of all sealing structures. During closing, the gaps between the cover petals, the side gaps between the cover body and the base body and the front gap are completely sealed, so that a closed protective cavity is formed; the wrist fixing assembly is connected with the wrist in a sealed mode through the flexible sealing sleeve and the elastic adjusting piece. By means of the unique design of the waterproof cover capable of being opened and closed, flexible switching between a ventilation mode and a comprehensive waterproof mode of a postoperative wound is achieved, three-dimensional protection is provided for a child patient, the infection risk caused by collision, scratching and bathing soaking is effectively avoided, and home nursing difficulty and burden are reduced.

The invention discloses cardiac postoperative wound nursing equipment, and belongs to the technical field of cardiac intervention postoperative nursing. A connecting and supporting mechanism for supporting and mounting the arm fixing mechanism is mounted on the mounting frame; an arm fixing mechanism for positioning and fixing arms of a patient is mounted on the connecting and supporting mechanism; a locking mechanism used for being connected with a sickbed is installed on the installation frame. The connecting and supporting mechanism comprises a hinging assembly, a limiting assembly and an arm rotating assembly; the number of the limiting assemblies is two. The limiting assembly and the mounting frame are both connected with the hinge assembly; the limiting assembly is connected with the arm rotating assembly; the arm rotating assembly is connected with the arm fixing mechanism. By means of the mode, a patient can freely change the bending degree between the large closed forearms when the arms are fixed, the comfort degree of the patient is improved, and meanwhile blood circulation of the arms of the patient is facilitated.

The invention provides an anorectal postoperative wound cleaning device, and aims to solve the problems that a wound is not easy to expose and is difficult to wash due to many crissum skin wrinkles, strong anus closeness and the like. The device comprises a bracket, an external expansion mechanism, a motor, a turntable, a water tank, a temperature control heating plate, a pressure pump and the like. Through the external expansion mechanism, the hip of the patient can be expanded properly, so that crissum skin wrinkles are unfolded, the wound exposure area is increased, and cleaning is facilitated. The device heats water in the water tank to a safe temperature through the pressure pump, and then conveys the water to the multifunctional spray head. The spray head can adjust the water spraying form, automatic all-directional cleaning is achieved through rotation of the rotary disc, and thorough cleaning of the crissum area is guaranteed. According to the design, the cleaning efficiency is improved, the complexity of manual operation is reduced, and meanwhile, the postoperative nursing comfort and safety of a patient are ensured.

The invention relates to the technical field of medical materials, and discloses a preparation method of a multifunctional fiber patch for bone nail fixation postoperative care. The fiber patch adopts a three-layer composite structure design, and comprises an anti-allergic silica gel substrate layer, a drug-loaded nanofiber functional layer and a waterproof breathable layer. The preparation method comprises the following steps: (1) preparing the anti-allergic silica gel substrate layer from platinum cured silica gel and a pressure-sensitive adhesive; (2) preparing a medicine-carrying nanofiber functional layer containing phellinus igniarius polysaccharide through electrostatic spinning; (3) mixing waterborne polyurethane with polytetrafluoroethylene to prepare a waterproof breathable layer; and (4) sequentially compounding the substrate layer, the functional layer and the waterproof breathable layer into the multifunctional fiber patch. The fiber patch has the comprehensive effects of resisting bacteria, resisting inflammation, resisting allergy and easing pain, meanwhile has excellent air permeability and comfort, can effectively promote postoperative wound recovery and reduce infection risks, is particularly suitable for wound nursing after orthopedic internal fixation, and has remarkable clinical application value.

The utility model relates to a diameter-variable blood vessel sheath structure, which solves a series of problems of large operative wound, incapability of intraoperative radiography and the like in the process of treating lower limb artery embolism by opening a Fogarty catheter to take thrombus. The device comprises an outer sheath, an inner sheath and a sheath core which are sequentially nested from outside to inside, the outer sheath comprises an outer sheath main body and an outer sheath base arranged at the near end of the outer sheath main body; the inner sheath comprises an inner sheath body, an inner sheath base is arranged at the near end of the inner sheath body and connected with a hemostasis valve, the far end of the inner sheath body is connected with a self-expansion covered stent sample structure with two open ends, and the length of the inner sheath is larger than that of the outer sheath. The sheath core comprises a sheath core body, a sheath core base is arranged at the near end of the sheath core body, a conical end with the outer diameter gradually reduced is arranged at the far end of the sheath core body, a middle hole for a guide wire to penetrate through is formed in the sheath core body, and the length of the sheath core is larger than that of the inner sheath. The utility model has the advantages of high effectiveness, high safety, strong adaptability, good adaptability, simple structure and convenient operation.

The invention discloses a pituitary tumor postoperative nasal breathing assisting device which comprises a mounting plate, a connecting ring is arranged in the mounting plate, an air inlet pipe is arranged in the connecting ring, air can be introduced into the air inlet pipe, so that a patient can breathe through the air inlet pipe, and a connecting pipe is arranged at the top of the mounting plate; under the cooperation of the air inlet pipe, the medical sponge, the air bag and the plug, the device can assist breathing of a patient in the using process, breathing of the patient is not affected while an operative wound of the patient is treated, and therefore the comfort of the patient in the treatment process is improved, the medical sponge can absorb liquid medicine, and the medical sponge can absorb the liquid medicine. The medical sponge is simple in structure and convenient to use, liquid medicine can treat the wound of a patient for a long time, the strength of the medical sponge is improved under the action of the air bag, an opening can be formed in the middle of the sponge, air circulation is facilitated, the strength of the medical sponge can be improved, and it is avoided that deformation of the medical sponge affects pressing of the wound.

The utility model discloses a special patient dress for lower limb operation patient relates to medical instrument technical field, including elastic waistband, the bottom fixed connection of elastic waistband has trousers main part, the bottom of trousers main part is equipped with combination trouser pipe, the inside of combination trouser pipe is equipped with protection mechanism, combination trouser pipe includes two elastic trouser pipe. The utility model adopts above -mentioned structure, and the protection mechanism of this device provides reliable protection for patient postoperative wound, and arc shape cladding shell is fixed in elastic trouser pipe through magic tape, and the wound is covered with the cladding shell by utilizing the articulated member, and buffer spring provides support with arc shape support, avoids the wound to be pressed, and torsional spring, carousel, connecting rod and limit stop etc. Parts cooperate, realize the stable closure of cladding shell, and the rotating adjusting wheel can open the cladding shell and change dress quickly, and the design gives consideration to protection and convenience, and does not influence the operation of changing dress while protecting the wound, and effectively promotes the clinical nursing quality.

The rehabilitation pillow comprises a rectangular supporting plate used for supporting the height of a forearm, a soft cushion is arranged above the supporting plate, a plurality of first adjusting mechanisms used for adjusting the horizontal height of the supporting plate are arranged below the supporting plate, and a plurality of second adjusting mechanisms used for adjusting the horizontal height of the supporting plate are arranged below the supporting plate. A hinge and an extension plate are arranged on one side of the supporting plate, the extension plate is movably mounted below the supporting plate through the hinge, and the extension plate corresponds to a forearm horizontal placement position below an elbow of a human hand when being unfolded and fixed, so that during use, the first adjusting mechanism is adjusted to a proper lifting position to enable the horizontal height of the supporting plate to be proper; the forearm of a patient can be supported and placed above the supporting plate, by arranging the extension plate, when the patient needs to horizontally place the forearm below the elbow, the extension plate is unfolded and fixed, the extension plate provides horizontal support for the forearm below the elbow, the situation that the forearm droops, consequently, the elbow pulls the affected shoulder, and postoperative wound recovery is affected is avoided, and the whole structure is simple and convenient to use.

This invention relates to the field of postoperative wound management technology, specifically to a method for intervening in abnormal scar hyperplasia after a cesarean section. The method includes the following steps: based on linear scar detection sites on the abdominal wall, the rebound temporal distribution characteristics are obtained; based on the changes in the rebound sequence, a segmented scar location structure is formed; the segmental nursing interval sequence is determined by combining the rebound arrangement relationship of each segment; nursing execution data is then generated according to the segmental location; and nursing rhythm changes are generated based on the differences in retesting. This invention calculates the recovery ratio based on displacement record changes and determines the rebound sequence to obtain temporal characteristics. By analyzing the internal temporal density, the order of segmental nursing is adjusted; the currently initiated segment is selected to optimize the application execution data; the records are rearranged to establish the nursing rhythm; and the unified treatment is transformed into a dynamic zonal intervention based on tissue elasticity. This eliminates the drawbacks of blind operation and ensures precise inhibition of tension concentration areas, comprehensively enhancing the targeted control of abnormal hyperplasia and improving the overall repair quality.

The invention discloses a compression hemostasis device used after a general surgery department, which comprises a positioning plate, mounting seats are positioned and mounted at two ends of the positioning plate, a movable rod is mounted in an inner slot of the positioning plate in a penetrating manner, and the bottom end of the movable rod extends to the outer side of the bottom of the positioning plate in a penetrating manner, and further comprises a positioning belt connected with an inner slot of the mounting seat at the right end in a penetrating manner, and the other end of the positioning belt penetrates and extends to the outer side of the left end mounting seat, and the positioning belt is in an arc shape. The compression hemostasis device used after the general surgery department is provided with an arc-shaped block, when the compression hemostasis device needs to be used for carrying out extrusion hemostasis on a postoperative wound of a patient, at the moment, the other end of a positioning belt is pulled to penetrate and extend out from the interior of a left end mounting seat; at the moment, the extrusion spring can sequentially eject the arc-shaped blocks into a row of arc-shaped grooves through the elastic force of the extrusion spring, then the pulled positioning belt can be subjected to sliding limiting, and the phenomenon that the positioning belt is loosened and deviates in the later use period is avoided.

The utility model discloses a shoulder pillow device for limiting an affected limb after a rotator cuff repair operation. The shoulder pillow device comprises a bottom pad and a clamping bag. The bottom pad is arranged from the shoulder of the affected side to the arm of the affected side, so that the shoulder of the affected side is lifted up to the arm of the affected side. The clamping bag is triangular and is clamped between the affected arm and the trunk, one corner of the clamping bag is attached to the interior of the armpit of the affected side, and the space of the armpit of the affected side is filled. When a patient sleeps at night, the patient after the rotator cuff repair lies on the sickbed, the shoulder of the affected side is supported to the height of the arm of the patient through the bottom pad, the abduction angle of the shoulder joint of the affected side is supported through the clamping bag, the clamping bag is attached to the abduction position of the affected limb to be placed, the abduction position braking effect of the affected limb is achieved, postoperative wound growth is promoted, and secondary injury caused by traction due to adduction of the arm of the patient is avoided; and the patient feels comfortable.

The utility model discloses a circumcision fixing ring which solves the technical problems that in the operation process of a circumcision operation, a large amount of wound subcutaneous tissue is exposed, the exposure time is long, postoperative wound involution is poor, and healing is delayed due to a large amount of foreign matter inflammatory reaction of a wound. The prepuce fixing device comprises an inner ring sleeved on the coronary sulcus of the penis, an outer ring sleeved on the prepuce at the head of the penis and used for fixing a prepuce wound suture, and an elastic line matched with the inner ring and used for fixing the prepuce at an operation part, the outer ring is in a spring ring shape or an annular shape, and when the outer ring is annular, a circle of seam assisting structure is arranged on the outer surface of the outer ring. According to the utility model, the surgical suture efficiency can be effectively improved, the subcutaneous tissue exposure is reduced, the adverse reaction is reduced, the wound subcutaneous tissue exposure is less, the exposure time is short, the infection probability can be effectively reduced, the wound healing time is favorably shortened due to the good wound folding, the wound contracture and stenosis are avoided after the operation, the absorbable thread knots are less, and the suture removal can be completely avoided.

The method of the embodiment of the application proposes a multi-modal data fusion postoperative infection early warning method and system. First, the postoperative wound image, clinical text, wearable vital signs and baseline features are quality evaluated and repaired. The repaired image is double-flow encoded and the coarse mask is obtained by prior segmentation. The superpixel graph is constructed and the topologically consistent fine mask is obtained by the graph neural network to quantify the erythema / effusion area. The text and vital signs are encoded and fused with the image features and the mask through cross-attention and self-attention, and the fused hidden vector and uncertainty are obtained through the quality weight gate. The individualized dynamic threshold is constructed by combining the baseline risk, the logit calibration and the sliding window trend, the shape-preserving prediction output confidence band is used to realize the early and reliable infection early warning.

The utility model provides a tumor postoperative wound protection device, which belongs to the technical field of wound protection, and is provided with a protection layer, two sections of fitting layers and a connecting band, the two sections of fitting layers are respectively arranged on the left side and the right side of the protection layer, and the fitting layers are used for being fixed with the wound of a patient; the protective layer is arranged between the two sections of the attaching layers, and the protective layer is used for covering a wound and providing barrier protection; a ventilation channel is arranged between the protective layer and the attaching layer and used for promoting air circulation and keeping a wound dry and comfortable. A connecting belt is arranged at the ventilation channel, the protective layer is connected with the attaching layer through the connecting belt, and a plurality of grooves are formed in the connecting belt; the problems that a wound protection device with poor air permeability can enable the humidity and temperature of a wound area to rise, bacteria are bred, the risk of wound infection is possibly increased, and the wound healing time is prolonged can be solved.

The invention belongs to the technical field of biomedical engineering and medical instruments, and particularly discloses a tailoring type electroencephalogram collecting electrode and application of a biocompatible flexible material.The tailoring type electroencephalogram collecting electrode comprises an artificial meninx layer made of the biocompatible flexible material; the electrode array is arranged to be micron-sized conductive units distributed on the inner side of the artificial meninx layer in an array mode. The biocompatible flexible material is applied to the electroencephalogram collecting electrode. The artificial meninx made of the biocompatible flexible material directly replaces the dura mater, the resistance barrier of the dura mater to signals is eliminated, the electrode is directly coupled to the surface of the cortex, and the signal-to-noise ratio of high-frequency signals is remarkably increased. And by adopting a biocompatible flexible material, the risk of operative wounds and postoperative complications is reduced. The biocompatible flexible material is matched with the elasticity modulus of the brain tissue and can be adaptively attached along with the deformation of the brain tissue, stable electrode-brain interface contact is maintained for a long time, and impedance fluctuation is reduced.