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108results about How to "Avoid bleeding" patented technology

Aqueous emulsion of ultraviolet-absorbing resin and emulsion resin composition

An aqueous ultraviolet-absorbing resin emulsion, and an aqueous resin emulsion composition containing the emulsion is provided, wherein the emulsion is excellent in compatibility with a synthetic resin and light resistance. Also, the emulsion improves stability in blending with an aqueous emulsion of the synthetic resin, and prevents bleed out of the ultraviolet-absorbing resin on the surface of a coating film. Further, the aqueous ultraviolet-absorbing resin emulsion imparts excellent alkali or solvent resistance to a synthetic resin poor in alkali or solvent resistance. More specifically, an aqueous resin emulsion composition comprising (I) an aqueous ultraviolet-absorbing resin emulsion and (II) an other aqueous resin emulsion is provided, wherein the emulsion (I) is obtained by urethanizing (A) a polyol component having an ultraviolet-absorbing group {e.g., 1,1-bis[3-(2H-benzotriazol-2-yl)-4-hydroxy-benzeneethanol]methane}, (B) a polyol if necessary, (C) an alkyl or aryl dialkanolamine compound, and (D) an organic polyisocyanate in (E) an organic solvent, diluting the reaction mixture with (F) an organic solvent having a boiling point lower than 100° C. to give a resin solution, neutralizing the resin solution with (G) a neutralizing agent, and dispersing the resultant in water.
Owner:DAICEL CORP

Artery wound compression device used after cardiovascular intervention operation

The utility model discloses a cardiovascular intervention postoperative artery wound compression device, which relates to the technical field of wound compression devices and comprises a shell, two sides of the shell are movably connected with two sides of a bandage, an adjusting mechanism is arranged at the bottom of the shell and comprises a circular ring, and the inner side of the circular ring is slidably connected with the bottom of the shell. The inner side of the shell is slidably connected with a pressing block, the front portion and the rear portion of the pressing block are both fixedly connected with threaded blocks, the outer sides of the threaded blocks are in meshed connection with the inner side of a circular ring, the inner side of the top of the shell is rotationally connected with a rotating disc, the bottom of the inner side of the pressing block is fixedly connected with the bottom of a rack, and one side of the rack is in meshed connection with the front portion of a gear. One side of the gear is fixedly connected with a worm, the rear portion of the worm is connected with a worm gear in a meshed mode, through the adjusting structure, the effect that the compression pressure can be observed is achieved, and the problem that in a traditional wound compression device, the wound compression force cannot be accurately controlled according to the pulse pressure of a patient is solved.
Owner:XINJIANG UYGUR AUTONOMOUS REGION OCCUPATIONAL DISEASE HOSPITAL (XINJIANG UYGUR AUTONOMOUS REGION OCCUPATIONAL DISEASE PREVENTION & CONTROL HOSPITAL)

Three-dimensional porous scaffold and sustained-release gel system for pulmonary alveolar regeneration

The invention relates to the field of bioengineering, in particular to a three-dimensional porous scaffold and sustained-release gel system for alveolar regeneration, which is composed of a three-dimensional porous hydrogel scaffold and temperature-sensitive hydrogel loaded with FGF-7. The three-dimensional porous hydrogel scaffold is prepared from hydroxyethyl methylacrylate-sodium alginate-gelatin frozen gel, and the temperature-sensitive hydrogel loaded with the FGF-7 is chitosan / beta-glycerophosphoric acid / gelatin temperature-sensitive hydrogel loaded with the FGF-7. The invention constructs an effective pulmonary alveolar regeneration promoting system, which not only can promote the repair of damaged pulmonary alveoli and improve the life quality of patients, but also provides new strategies and hopes for the treatment of lung diseases, and has wide clinical transformation prospects.
Owner:SHANGHAI PULMONARY HOSPITAL (SHANGHAI OCCUPATIONAL DISEASE PREVENTION & CONTROL INSTITUTE)

CT-guided tumor ablation scanning positioning and ablation needle external fixator device

The present invention relates to a CT-guided tumor ablation scanning positioning and a device for an external fixator for an ablation needle, which is characterized by comprising a transparent adhesive tape and a fixator, wherein the transparent adhesive tape is rectangular and is provided with nine evenly arranged X-ray development positioning lines parallel to the long side direction thereof; a fixator is provided on at least one of the long sides of the transparent adhesive tape, and the fixator comprises a fixing seat and a support rod, wherein the fixing seat is long and fixedly connected to the long side of the transparent adhesive tape, a slide groove is provided in the fixing seat, a slider is installed in the slide groove, and there is friction resistance between the slider and the slide groove; the lower end of the support rod is connected to the slider, and a caliper for holding and fixing the ablation needle is installed at the upper end of the support rod. The present invention has an ingenious structure, a reasonable design, and is easy to use. It can free the doctor's hands during microwave ablation, and can prevent the displacement of the ablation needle to avoid causing serious complications.
Owner:ZHEJIANG PROVINCIAL PEOPLES HOSPITAL

Camouflage coating spraying device and intelligent construction equipment

The invention relates to the technical field of coating equipment, in particular to a camouflage coating spraying device and intelligent construction equipment. The camouflage paint spraying device comprises a spraying gun which is installed on the base frame, communicated with paint raw material liquid and used for spraying the paint liquid and forming a spraying range. And the movable frame is mounted on the base frame in a sliding manner and forms a shielding surface capable of adjusting the angle of the shielding line. The movable driving part is mounted on the base frame, the output end is connected with the movable frame, and the movable driving part is used for driving the movable frame to quantitatively slide. According to the spraying mode, overlapping spraying is not needed, a coating with a special thickness is not needed to cover the color of the lower layer to prevent bleeding, meanwhile, construction is convenient, the construction period cannot be prolonged, use of paint can be greatly reduced, and therefore the cost is reduced. Manual operation is not needed, and construction damage is avoided. Three-dimensional simulation construction, overall construction, observation and modification can be carried out in advance, and overall adjustment of the camouflage pattern is facilitated.
Owner:WUXI XINCHUANG CHEM PLANT CO LTD

Venous transfusion monitoring and alarming device

The invention discloses a monitoring and alarming device for venous transfusion. The monitoring and alarming device comprises a bedside calling bell arranged at a nurse station, the venous transfusion monitoring and alarming device further comprises a first shell, a second shell, a detection unit, a flow adjusting device, a single-chip microcomputer module and a power module. Wherein the first shell is of a square structure with an opening in the upper end, a first partition plate is arranged in the first shell in the width direction of the first shell, a first pipe groove is formed in the portion, coinciding with the first partition plate, of the bottom face of the first shell, and the first pipe groove is used for being clamped on a pipeline, located above a Murphy type dropper, of an infusion pipe; the second shell is of a directional structure with an opening in the upper end, a second partition plate is arranged in the second shell in the width direction, and a second pipe groove is formed in the portion, coinciding with the second partition plate, of the bottom face of the second shell. The system is used for replacing manual operation to monitor the infusion condition, and can control the bedside calling bell to give an alarm at the first time after liquid in the infusion bottle drips off so as to remind medical staff to withdraw a needle or replace a medicine bottle in time.
Owner:GUANGZHOU WOMEN & CHILDRENS MEDICAL CENT LIUZHOU HOSPITAL

Temperature response type flowable concrete admixture as well as preparation method and application thereof

The invention relates to a temperature-responsive flowable concrete admixture which comprises the following raw materials in percentage by mass: 30-50% of a temperature-sensitive polymer material, 2-5% of a cross-linking agent, 3-5% of a water-soluble water reducing agent, 1-3% of a plasticizer and 40-60% of water, wherein the temperature-sensitive high polymer material is selected from one or more of polyvinyl alcohol and sodium polyacrylate. The temperature response type flowable concrete admixture disclosed by the invention can be applied to concrete to realize dynamic adjustment under temperature change, so that the excellent construction performance of the concrete under different environmental conditions is ensured.
Owner:CHENGDU YEXINGRUNDA NEW BUILDING MATERIALS CO LTD

Adjustable wound fixing device after permanent pacemaker implantation

The utility model discloses an adjustable wound fixing device after permanent pacemaker implantation, and relates to the technical field of wound fixing after permanent pacemaker implantation. The technical problem that an existing wound fixing device used after the permanent pacemaker operation does not have the function of limiting the arm abduction range, and wound recovery is likely to be affected is solved. According to the technical scheme, the adjustable wound fixing device after permanent pacemaker implantation comprises a fixing device body and further comprises a rear chest extension piece, a front chest extension piece, axilla belts, arm belts, a limiting assembly and a pressurizing assembly; according to the adjustable wound fixing device after implantation of the permanent pacemaker, arm abduction can be effectively prevented through the limiting assembly, a wound can be conveniently pressurized and fixed on the same day after implantation through the pressurizing assembly, bleeding is prevented, the device is provided with multiple adjusting structures, the flexibility is high, the applicability is wide, the arm movement range of a patient can be effectively limited, and the practicability is high. Therefore, the implantation effect of the permanent pacemaker is greatly guaranteed, and wound recovery is facilitated.
Owner:BEIJING ANZHEN HOSPITAL AFFILIATED TO CAPITAL MEDICAL UNIV

Anti-mud foam-stabilizing slump retaining material and preparation method thereof

PendingCN119463052Aincrease electrostatic repulsionprocess stabilityAqueous solutionChemistry
The invention relates to the technical field of building admixtures, in particular to an anti-mud foam-stabilizing slump retaining material and a preparation method thereof. The preparation method comprises the following steps: dropwise adding a comonomer mixture solution, an initiator aqueous solution and a molecular weight regulator aqueous solution into a reaction kettle filled with water, stirring and reacting at the reaction temperature of 5-80 DEG C for 1.0-2.0 hours, continuously reacting for 0.5-2.0 hours after dropwise adding to obtain a copolymerization product, and regulating the pH value to 5-7 by using alkali to obtain the anti-mud foam-stabilizing slump retaining material, the prepared slump retaining material is excellent in slump retaining performance, has a very good air entraining effect, is more stable in bubbling when being applied to concrete, can further improve the lubricating effect of particles in multiple systems of the concrete, endows the concrete with an excellent anti-mud function, can reduce concrete segregation and bleeding, has an early strength effect, and has a good anti-mud effect. Even in the harsh process of stirring, long-distance transportation, frequent loading and unloading and even final pouring of concrete, bubbles can still keep the integrity and do not crack or overflow.
Owner:GUANGDONG KEZHIJIE NEW MATERIALS

Abdominal pressure belt for midwifery and prevention of postpartum hemorrhage

The utility model discloses an abdominal pressure belt for aiding delivery and preventing postpartum hemorrhage, which relates to the technical field of medical tools and comprises a bridle and a pressure belt, a cover bag is sewn on the outer side wall of the pressure belt, and a bag is arranged in an interlayer between the pressure belt and the cover bag. The olive oil in the bag is stroked out upwards by stroking the pressing belt from bottom to top, the olive oil overflows from the injection plug through the bag cavity, wets the cotton piece on the inner layer and is evenly smeared on the belly of the pregnant woman through the open holes, the olive oil contains fat-soluble vitamin E, the fat-soluble vitamin E is effectively absorbed by the skin, metabolism can be enhanced, and the belly skin of the pregnant woman is kept wet; the body is improved by utilizing the metabolism enhancing effect of the olive oil, the problem of uterine contraction and weakness can be avoided to a certain extent, and postpartum hemorrhage of pregnant women is avoided.
Owner:HAINAN MODERN WOMENS XINGGUANG HOSPITAL CO LTD

Aqueous dispersion

To solve the problems described herein, this invention provides a resin emulsion for primers capable of suitably controlling sagging when a base coating is applied and capable of obtaining a smooth appearance in aqueous paint systems for plastics. The invention provides an aqueous dispersion comprising an acid-modified polyolefin resin (A), a nitrogen-containing non-ionic emulsifier (B), and water, wherein the acid-modified polyolefin resin (A) is a propylene-α-olefin copolymer having a butene content of 2 to 35 mass% in a polyolefin component, and wherein a coating film after baking at 80°C has a pure water contact angle of 40° to 90°.
Owner:TOYOBO MC CORP

Splitter plate runner pressure disc aperture hole machining process

The invention relates to the technical field of hot runners, in particular to a splitter plate runner pressure disc aperture hole machining process. The honing device comprises a honing device body and a clamping jig arranged on the honing device body. The clamping jig is characterized by comprising a fixed base arranged on a platform corresponding to a machining tool of the honing equipment, a shaft seat arranged on the fixed base, a fixed outer shaft fixedly mounted on the platform of the honing equipment, and a profiling shaft seat arranged in the fixed outer shaft, the clamping groove assembly and the buckle pressing plate assembly are arranged at the two ends of the profiling shaft seat respectively. The device has the beneficial effects that according to the technical scheme, the splitter plate is fixedly installed by arranging the specific fixing jig, quality abnormity caused by workpiece movement in the machining process is effectively prevented by adopting one-clamping and one-pressing, then machining is conducted through honing equipment, after machining is completed, burrs do not exist, the surface is in a crossed net shape, and the machining efficiency is improved. Glue seepage of the pouring gate can be effectively prevented, and efficiency is improved.
Owner:MOLD-MASTERS (KUNSHAN) CO LTD

Open chest trauma treatment device

The invention discloses an open chest trauma treatment device which comprises a ring sleeve and further comprises an adjusting assembly used for stopping bleeding of a wound; the adjusting assembly comprises a thin tube, an air bag, an ejector rod A and a push plate, the air bag is fixedly connected to the thin tube, the air bag penetrates through the ring sleeve, one end of the ejector rod A is rotationally connected with the ring sleeve, a shaft is rotationally connected to the ejector rod A, the shaft is fixedly connected with an ejector rod B, the ejector rod B is hinged to the push plate, and the ring sleeve is connected with the pushing assembly; according to the invention, pneumothorax and blood loss can be effectively avoided.
Owner:GENERAL HOSPITAL OF NUCLEAR IND

Fiber-based biomimetic polyurethane artificial blood vessels and their preparation methods

This invention provides a fiber-based biomimetic polyurethane artificial blood vessel and its preparation method. The method involves using wet spinning technology to obtain filaments, which are then drawn and wound onto the surface of a metal tube to form a polyurethane fiber inner layer. A fabric middle layer is woven onto the surface of the polyurethane fiber inner layer. An organic solvent is sprayed onto the surface of the fabric middle layer, and an outer polyurethane fiber layer is prepared on the fabric surface using electrospinning technology. Finally, after curing and demolding, the fiber-based biomimetic polyurethane artificial blood vessel is obtained. This invention combines wet spinning, weaving, and electrospinning technologies to achieve integrated preparation of polyurethane artificial blood vessels. The resulting artificial blood vessel is of high quality, with a tightly bonded three-layer fiber-based structure that maximally mimics the three-layer structure of natural blood vessels. The inner layer provides excellent compliance, the fabric layer increases the blood vessel's impermeability and sutureability, and the outer layer effectively prevents vascular delamination and promotes endothelialization. Furthermore, the preparation method is environmentally friendly and pollution-free, with a short process flow, making it suitable for continuous industrial production.
Owner:WUHAN TEXTILE UNIV

Puncture point compression device

The utility model discloses a puncture point oppression device, including shell, first binding band, second binding band, cotton pad and limit mechanism, first binding band and second binding band are respectively connected with shell, first binding band and second binding band are connected to can fix the shell at the puncture point, cotton pad is provided in the shell, limit mechanism is provided in the shell, and the limit mechanism is provided in the shell. A cotton pad is arranged in the shell, a connecting plate is arranged on the cotton pad, limiting grooves are formed in the bottom end of the shell, the number of the limiting grooves is two, a first clamping groove is formed in each limiting groove, a second clamping groove is formed in each limiting groove, and the angle between each first clamping groove and the corresponding second clamping groove is 90 degrees. The puncture point compression device can be repeatedly used, the cost is reduced, resource waste is reduced, and the number of medical waste is reduced.
Owner:FIRST AFFILIATED HOSPITAL OF DALIAN MEDICAL UNIV

Ultrasonic blood sampling device and method and application of ultrasonic blood sampling device and method in small animal blood sampling aspect

PendingCN121754176AEnter accuratelyAccurately guide entryOrgan movement/changes detectionSensorsBlood collectionVein
The invention discloses an ultrasonic blood sampling device and method and application in small animal blood sampling, and relates to the technical field of medical instruments and devices.The ultrasonic blood sampling device comprises an ultrasonic instrument matched with an ultrasonic probe for display, the ultrasonic instrument is arranged on one side of an experiment table, and a blood sampling assembly is fixedly installed on the experiment table and comprises an operation bin, a base and an operation table; the base and the operation table are vertically arranged in the operation bin side by side, a clamping plate is rotationally installed on the operation table through a connecting assembly, a clamping plate is fixedly installed on the clamping plate in a magnetic attraction mode, clamping grooves corresponding to four limbs of a blood sampling animal are formed in the clamping plate, and the connecting assembly is in a W shape. The blood sampling success rate can be increased, the position of the deep vein and the blood flow condition are observed in real time through the ultrasonic imaging technology, the blood sampling needle can be accurately guided to enter the blood vessel, and the blood sampling success rate is remarkably increased.
Owner:FUJIAN UNIV OF TRADITIONAL CHINESE MEDICINE

Waist stool for infant infusion

PendingCN121775253AImprove the effectiveness of restraint workImprove soothing effectRestraining devicesInfusion devices
The invention belongs to the technical field of child infusion auxiliary equipment, and provides a waist stool for infant infusion, which comprises a lacing belt which is laced and fixed on an adult, a supporting mechanism which is arranged on the outer side of the lacing belt and is used for supporting an infant during infusion, and a lifting mechanism which is arranged above the lacing belt and is used for adjusting the infusion height; by arranging the supporting mechanism, the restraining working effect of the device on an infant is greatly improved, the infant can be better pacified, the waist stool main body, the anti-falling safety belt and the tightening protection belt are arranged in the supporting mechanism, better safety protection can be provided for the infant during tightening, and the safety of the infant is improved. Meanwhile, other activities of adults cannot be affected while the infants are pacified, the height of the hook can be conveniently adjusted through work cooperation of a movable lead screw and an adjuster arranged in the lifting mechanism, and due to the fact that the infants like to move freely, the safety of the infants is improved. And the phenomenon of blood return in the infusion process can be effectively prevented to a certain extent.
Owner:ORDOS MONGOLIAN MEDICINE HOSPITAL (ORDOS MONGOLIAN MEDICINE RES INST)

Catheter guard

ActiveCN117883676BCause secondary damageAffect fixed effectsCatheterMedical applicatorsAdhesive beltBody fluid
The application discloses a catheter protection device and relates to the technical field of medical devices, which comprises an arc-shaped plate, connecting round rods, magic tapes, soft wheels and a fixing assembly, the arc-shaped plate is fixedly connected with the symmetrically arranged connecting round rods, one of the symmetrically arranged connecting round rods is uniformly fixedly connected with the magic tapes, the magic tapes pass around the other connecting round rod, and the arc-shaped plate is uniformly and intervally rotationally connected with the soft wheels. The arc-shaped plate is fixed on the thigh of a patient by the magic tapes, and then the catheter is fixed by side pressing plates and a large pressing plate. In this way, the catheter does not need to be fixed by adhesive tapes, the patient can avoid allergic reactions to the glue of the adhesive tapes, the adhesive tapes can avoid falling off due to the body fluid of the patient, and thus the fixing effect on the catheter is affected.
Owner:JILIN UNIVERSITY

Traditional Chinese medicine cold compress patch for acute stage of gouty arthritis as well as preparation method and application of traditional Chinese medicine cold compress patch

The invention relates to a gouty arthritis acute-stage traditional Chinese medicine cold compress patch as well as a preparation method and application thereof, and relates to the technical field of traditional Chinese medicines. The traditional Chinese medicine cold compress patch for the acute stage of gouty arthritis is prepared from the following raw materials in parts by mass: 25 to 35 parts of radix et rhizoma rhei, 45 to 55 parts of mirabilite, 15 to 25 parts of herba speranskiae tuberculatae, 15 to 25 parts of rhizoma arisaematis preparata, 15 to 25 parts of rhizoma curcumae longae, 15 to 25 parts of herba violae, 25 to 35 parts of herba taraxaci, 25 to 35 parts of rhizoma smilacis glabrae, 25 to 35 parts of fructus gardeniae, 15 to 25 parts of cortex phellodendri and 15 to 25 parts of radix gentianae macrophyllae. The traditional Chinese medicine cold compress patch for the acute stage of the gouty arthritis can effectively relieve red, swollen and heat pain of the acute stage of the gouty arthritis, and is convenient to prepare, easy to store and less in anaphylactic reaction.
Owner:THE 924TH HOSPITAL OF THE CHINESE PEOPLES LIBERATION ARMY JOINT LOGISTICS SUPPORT FORCE

Forceps head structure, biopsy forceps and endoscope kit

The utility model discloses a forceps head structure, biopsy forceps and an endoscope kit, and relates to the technical field of medical instruments. The forceps head structure is used for biopsy forceps, the forceps head structure comprises a forceps head base and two forceps cups, at least one forceps cup is rotationally installed on the forceps head base, and the two forceps cups are oppositely arranged and used for achieving mutual opening and closing actions through rotation; the forceps head structure is provided with a first receding opening, the first receding opening penetrates through the peripheral side wall of the forceps cup, and the axis of the first receding opening is obliquely arranged towards the near end of the forceps head structure so that a collection cavity formed when the forceps head structure is in a closed state can be observed. According to the scheme, the problem that the operation view field is poor when related biopsy forceps collect tissue can be at least solved.
Owner:HUNAN HUAXIN MEDICAL TECHNOLOGY CO LTD

End face sealed multi-way valve

The utility model discloses a multi-way valve with a sealed end face, and relates to the technical field of multi-way valves. Comprising a valve body, a valve cavity is formed in the middle of the valve body, a plurality of valve ports are distributed in the circumference of one end of the valve body, and the valve ports communicate with the valve cavity; the valve element is arranged in the valve cavity, a driving shaft of the valve element is sealed and rotationally connected with the valve body, the valve element is provided with a plurality of flow channels, and flow channel openings of the flow channels directly face the end, provided with the valve port, of the valve body; the sealing gasket is embedded in the inner side of the end, provided with the valve ports, of the valve body, the sealing gasket can seal a gap between the valve element and the valve body, the sealing gasket is provided with a plurality of flow guide ports, and the flow guide ports correspond to the valve ports one to one; and after the valve element rotates by a set angle, the flow channels in the valve element can communicate with the corresponding valve ports according to the corresponding flow path communication modes. The utility model has low leakage failure rate.
Owner:四川五洲仁信科技有限公司

A multi-degree of freedom digestive tract surgical robot system

This invention proposes a multi-degree-of-freedom gastrointestinal surgical robot system, belonging to the field of medical robot technology. It includes a platform with a pair of guide rails on its end face; a main arm drive device mounted on the platform, its output end connected to one end of the main arm to provide power to the main arm, which is hollow inside; a deployment mechanism mounted on the other end of the main arm away from the platform; two sub-arm drive devices respectively mounted on the platform and slidably connected to the guide rails; the output ends of the two sub-arm drive devices pass through the main arm and extend into the deployment mechanism to provide power to the deployment mechanism; the deployment mechanism includes a snake-bone tube and a force-sensitive elastomer clamping unit. The snake-bone tube includes several sequentially arranged rotary joints, adjacent rotary joints are hinged together, the interior of the first rotary joint communicates with a channel inside the main arm, and the last rotary joint is connected to the force-sensitive elastomer clamping unit. Clamping force and three-dimensional force sensing are achieved through inverse kinematics calculation.
Owner:WUHAN UNIV OF TECH

A pd-l1 guided specific targeting ctc detection binding tumor boundary distinguishing biological probe and a preparation method thereof

ActiveCN116794311BHas magnetizing propertiesavoid bleedingNanomagnetismNanomedicineRaman imagingMalignant Neoplastic Disease
The application belongs to the technical field of biological probes, and relates to a PD-L1 guided specific targeted CTC detection combined with tumor boundary distinguishing biological probe and a preparation method thereof. The PD-L1 guided specific targeted CTC detection combined with tumor boundary distinguishing biological probe comprises a core, a covalent organic framework and a PD-L1 antibody, the core comprises a superparamagnetic nanoparticle, the covalent organic framework is coated on the surface of the core, and the PD-L1 antibody is combined on the surface of the covalent organic framework. The PD-L1 guided specific targeted CTC detection combined with tumor boundary distinguishing biological probe prepared by the application can be transported into the body across the membrane, smoothly enter a PD-L1 positive malignant tumor lesion, and perform Raman imaging to microscopically distinguish the tumor boundary.
Owner:ZHEJIANG CANCER HOSPITAL +2

Hospital dress for hemodialysis patient

The utility model belongs to the technical field of hospital dress, and discloses a hospital dress for a hemodialysis patient, which comprises a dress body with sleeves, the sleeves are provided with windows corresponding to puncture parts of arms, and the edges of one sides of the windows on the sleeves are connected with closing pieces for closing the windows. The free ends of the closing pieces are detachably connected with the sleeves; a plurality of catheter holes are formed in the closing piece, and catheter limiting pieces are connected to the positions, corresponding to the catheter holes, of the closing piece; hemostatic cotton fixing pieces are arranged on the sides, away from the windows, in the sleeves; the utility model solves the problems that when a hemodialysis patient carries out puncture, arms catch cold due to the fact that sleeves are pulled up, the previous puncture part is injured, and a nurse cannot puncture conveniently.
Owner:HECHI PEOPLES HOSPITAL

Foam-stabilizing functional monomer, long-acting foam-stabilizing slump-retaining material for small-slump concrete and preparation method of long-acting foam-stabilizing slump-retaining material

PendingCN119591525AImprove slump retentionGood effect of entraining airSulfonic acids salts preparationSulfonic acid preparationAlkanePolymer science
The invention relates to the technical field of building admixtures, in particular to a foam-stabilizing functional monomer, a long-acting foam-stabilizing slump retaining material for small-slump concrete and a preparation method of the long-acting foam-stabilizing slump retaining material. A foam-stabilizing functional monomer prepared from pentaerythritol allyl ether, alkylene oxide and an epoxy sulfonic acid compound through an addition polymerization reaction is used for synthesizing the long-acting foam-stabilizing slump retaining material for the small-slump concrete, and the prepared long-acting foam-stabilizing slump retaining material for the small-slump concrete not only has excellent slump retaining performance, but also has a good air entraining effect; the concrete slump retaining agent is more stable in foaming when being applied to concrete, can prevent bubbles from cracking or overflowing in the concrete stirring, transporting, loading, unloading and pouring processes, is particularly suitable for small-slump concrete projects with long-acting slump retaining requirements, and has important practical application value.
Owner:KZJ NEW MATERIALS GROUP CO LTD

Venous indwelling needle capable of preventing bleeding at puncture position

ActiveCN222566452Ufirmly connectedIncrease the fixed areaSurgeryInfusion needlesVeinNeedle puncture
The venous indwelling needle comprises an indwelling needle body, a connecting piece used for covering a needle inlet point and skin around the needle inlet point is fixedly connected to a connecting pipe of the indwelling needle body, a bag body is arranged on the face, facing the skin, of the connecting piece and corresponds to the needle inlet point, a hemostasis piece is arranged in the bag body, and a protrusion is formed on the portion, on the connecting piece, of the bag body; the connecting piece is further provided with pasting pieces used for pasting the connecting piece and the skin, the pasting pieces are arranged on the two sides of the indwelling catheter, and the size of the bag body protrusion is larger than the thickness of the pasting pieces. The face, facing the skin, of the connecting piece is provided with release paper which adheres to the pasting piece and covers the bag body. When the indwelling needle is punctured into a vein or an artery, a compression hemostasis effect can be achieved on a needle insertion point, so that the needle insertion point is prevented from bleeding; the infusion apparatus is suitable for clinical medicine and is suitable for patients needing long-term infusion.
Owner:THE 980TH HOSPITAL OF THE CHINESE PEOPLES LIBERATION ARMY JOINT LOGISTICS SUPPORT FORCE

Anastomotic reinforcement and repair assembly

The present invention relates to an anastomotic reinforcement and repair assembly, which can be used in conjunction with a stapler anvil or staple cartridge, and is characterized in that: the anastomotic reinforcement and repair assembly comprises a reinforcement patch, a backing and a wire; the backing comprises a backing body and an extension, the backing body at least partially overlaps the reinforcement patch, and the extension is connected to the backing body; at least a portion of the wire is arranged at two side edges of the backing body, for detachably connecting the reinforcement patch to the backing; at least a portion of the wire is also detachably arranged on the extension; the wire comprises a traction section, and the starting point of the traction section is not less than 5 mm from the edge of the reinforcement patch at the proximal end. The anastomotic reinforcement and repair assembly can prevent anastomotic tearing, bleeding, air leakage, and exudation; and can induce tissue regeneration and avoid the occurrence of clamping lines and staple lines.
Owner:BEIJING BIOSIS HEALING BIOLOGICAL TECH CO LTD

Oral cavity spraying device for postoperative thirst patient

The utility model relates to the technical field of oral cavity spraying, and discloses an oral cavity spraying device for a postoperative thirst patient, which comprises an atomizing cylinder, an external connecting ring is arranged at the top of the atomizing cylinder, a sealing cover is clamped above the atomizing cylinder, a limiting ring is fixedly connected to the surface of the external connecting ring, a medicine guide device is inserted into the limiting ring, and the medicine guide device is connected with the atomizing cylinder. An air outlet is formed in the position, connected with the limiting ring, of the external connection ring, a guide rail is arranged above and below the air outlet respectively, and an air guide plate is slidably connected to the outer portion of the atomization cylinder and the outer portion of the guide rail. According to the oral cavity spraying device for the postoperative thirst patient, through the arrangement of the medicine guiding device and the graduated scale, adjuvant medicine or liquid medicine can be conveniently added into the medicine containing pipe, the dry mouth and thirst of the patient can be conveniently and effectively improved, meanwhile, the water drinking amount can be known through the difference between the front liquid level scale and the rear liquid level scale, and quantitative water drinking and quantitative medicine mixing are achieved; the use effect of the oral spray can be improved.
Owner:郑怀芸

A cable manufacturing injection molding waste recycling equipment

PendingCN122538010Agradient swelling continuousImprove fracture efficiency
This invention discloses a waste recycling device for cable manufacturing injection molding, belonging to the field of intelligent manufacturing equipment technology. It includes a subcritical fluidized shear reactor, a gradient swelling pretreatment chamber, and a swelling accelerator connecting the subcritical fluidized shear reactor and the gradient swelling pretreatment chamber. By designing the gradient swelling pretreatment chamber as a series of first, second, and third swelling zones arranged sequentially in a clockwise direction, and coordinating with a rotating lifting mechanism consisting of a ring frame, track slide column, and hollow material cylinder in the steering conveyor, this invention achieves automatic and continuous immersion and lifting of waste materials between multiple temperature gradient zones, significantly improving swelling uniformity and cross-linking point breakage efficiency.
Owner:HUBEI JINGWEI ELECTRONICS CO LTD

Hip and leg braking device

The utility model provides a hip and leg braking device which can be worn on the hip and the unilateral lower limb of a patient and comprises a hip fixator, a thigh fixator, a shank fixator and a supporting plate. The hip fixator is used for wrapping the hip of a patient, the thigh fixator is used for wrapping the thigh on one side of the patient, and the shank fixator is used for wrapping the shank on the side of the patient; the supporting plate penetrates through the hip fixator, the thigh fixator and the shank fixator, is located on the inner sides of the hip fixator, the thigh fixator and the shank fixator and is used for preventing the lower limbs of the patient from bending. According to the hip and leg braking device, the hip, the thighs and the shanks of a patient can be braked at the same time, so that the lower limbs of the patient are effectively prevented from bending, and the postoperative risk is reduced.
Owner:泰康仙林鼓楼医院有限公司