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50 results about "Urethral infection" patented technology

Medicine-carrying nano antibacterial super-smooth coating for marine organisms

The invention discloses a medicine-carrying nano antibacterial super-smooth coating for marine organisms. The medicine-carrying nano antibacterial super-smooth coating comprises a medicine-carrying nano antibacterial slow-release coating and a hydrophilic coating, wherein the medicine-carrying nano antibacterial slow-release coating comprises medicine-carrying nano particles and antibacterial substances; the medicine-carrying nano particles have effects of restraining and preventing bacteria and sustaining release, and have bacteria-inhibiting effects on escherichia coli, staphylococcus aureus, candida albicans and the like which cause urinary tract infection easily; the antibacterial substances further can improve the antibacterial effects of the medicine-carrying nano antibacterial slow-release coating, so that the medicine-carrying nano antibacterial slow-release coating achieves lasting and stable antibacterial effects; after contacting water, substances of the hydrophilic layer can quickly form a lubricating film, so that the conduit surface is sufficiently and efficiently lubricated, and the conduit is conveniently and quickly implanted; after the conduit is implanted, the hydrophilic polymer is dissolved into water to play synergetic bacteriostatic action with the medicine-carrying nano particles and the antibacterial substances, and the loaded bacteria-restraining components are slowly released to finally achieve the lasting and stable antibacterial effects.
Owner:青岛高新区尚达医药研究所

Nitrogen heterocyclic ring substituted antibiotic, and preparation method and use thereof

The invention relates to an antibiotic substituted by nitrogen heterocyclic ring, and a preparation method and the application thereof, pertaining to the antibiotic medicament of a human body, and discloses the structural formula (I) of 7-(Alpha-(N, N-bis (1-methylethyl)-thiourea) acetamido)-3-(((2, 5-dihydro-6-hydroxy-2-methyl-5-oxo-1, 2, 4-triazine-3-base)sulfo)methyl)-cephalosporin polyhydroxyalkanoate sodium salt and sylvite, and a manufacturing method and the application thereof. The antibiotic has good antibacterial activity, can treat diseases caused by hypersensitive gram positive bacteria and gram negative bacteria, bloodpoisoning, alimentary infection, urinary tract infection, has long half-life of plasma and little toxicity and can reduce times for taking medicaments every day and treatment fees. The compound has good stability and is stored at normal temperature; the manufacturing method is simple; a product obtained by the manufacturing method has high purity and meets medical requirements.
Owner:GUANGZHOU PHARMACEUTICAL INDUSTRIAL RESEARCH INSTITUTE +1

Non-coating antibacterial urinary catheter

The invention discloses a non-coating antibacterial urinary catheter. The urinary catheter comprises a body and a fixing part; the body is provided with a urinary catheterization cavity for urinary catheterization and a urinary catheterization port communicating with the urinary catheterization cavity; the fixing part is arranged at one end of the body; and a urinary catheterization hole is arranged on the body away from the urinary catheterization port, and can communicate with the urinary catheterization cavity and the inner wall of the urethra; By applying the non-coating antibacterial urinary catheter, urine discharged by a patient washes the wall of the urethra through the liquid guide holes, antibiotic drugs are not needed for assisting in antibiosis, the normal mechanical effect andthe normal urinary system defense mechanism of the urethra are played, and even if bacteria enter the bladder, 99.9% of bacteria and para-gland secreta can be discharged out of the body through one-time urination. Meanwhile, the normal urinary system defense mechanism (including the defense function of meta-acid PH urine, ammonia, urea, lysozyme, organic matter and other antibacterial active substances contained in the meta-acid PH urine) is exerted. Therefore, bacterial colonization is reduced, and the occurrence probability of urethral infection is greatly reduced.
Owner:珠海拓爱医疗科技有限公司

Multifunctional dual-sacculus urethral catheter

The invention relates to medical appliances and particularly relates to a multifunctional dual-sacculus urethral catheter. The multifunctional dual-sacculus urethral catheter comprises a catheter part, a sacculus part and a topping-up part. The multifunctional dual-sacculus urethral catheter mainly comprises a urethral catheter main pipe, a urine inlet, a bladder sacculus, a urinary tract sacculus, a urinary tract sacculus drain hole, a bladder sacculus topping-up one-way valve, a urinary tract sacculus topping-up one-way valve and a urine discharge opening. The urinary tract sacculus drain hole is formed in the edge of the end part of the urinary tract sacculus. According to the multifunctional dual-sacculus urethral catheter, besides having functions of an ordinary urethral catheter, through injecting normal saline or other medicated liquid into the urinary tract sacculus, a urinary tract can be cleaned and lubricated, or a drug can be continuously supplied into the urinary tract fora long time to prevent and treat urinary-tract infection, and the risk of serious complications such as urinary-tract infection of patients with long-term urethral catheter reserving is lowered. Themultifunctional dual-sacculus urethral catheter can also be applied to dilation treatment on urethral stricture and direct-administration treatment on prostate disorders. The multifunctional dual-sacculus urethral catheter is simple in structure, low in cost, safe and convenient in use and convenient in large-batch production. The multifunctional dual-sacculus urethral catheter is applicable to all patients needing to reserve a urethral catheter for 24 hours or more.
Owner:陈国经

Catheterization device and catheterization external member

The invention relates to a catheterization device and a catheterization external member. The catheterization device comprises a first structure part placed in a bladder of a patient and a second structure part kept in the urethra of the patient, wherein a catheterization cavity in the first structure part communicates with a catheterization passage in the second structure part; the second structure part is elastically opened in the urethra of the patient, and is fixed in the urethra; the first structure part is also provided with a plurality of catheterization openings communicating with the catheterization cavity, an on-off mechanism is arranged at each catheterization opening, the on-off mechanisms are opened when the external pressure of the first structure part reaches set pressure andenable the catheterization cavity to communicate with the bladder of the patient, and the on-off mechanisms are closed when the external pressure of the first structure part is smaller than the set pressure and enable the catheterization cavity not to communicate with the bladder of the patient. The catheterization device disclosed by the invention is simple and compact in structure, is convenient to mount, use and disassemble, can be kept in the body of the patient for a long term, can greatly reduce the infection rick of the urethra and can also effectively reduce the cost.
Owner:苏延娇
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