893 results about "Intravenous therapy" patented technology

Systems, apparatus and methods are provided through which an injector system automates a process of injecting an individual dose from a multiple dose of a radiotracer material. In some embodiments, the injector system includes a first dose calibrator system that receives a multidose vial of a radiotracer, a second dose calibrator system, an injection pump and an intravenous needle. In some embodiments, the first dose calibrator system and the multidose vial have an integrated shape. In some embodiments, the first dose calibrator system includes a pneumatic arm that receives the multidose vial.

Convenience kits designed to provide for closed, but selectable liquid transfer from a vial to a variety of IV containers and medical syringes. In particular, a kit for fully enclosing a vial for safety in hazardous drug transfer is disclosed. Generally, the kits contain unitized parts wherever reasonable to limit makes and breaks. Further, pathway determining kits provide selectable pathways for purging connections wish flushing solution where makes and breaks are made between various fluid pathway involved parts such that, when disconnections are made, flush solution is resident at the exposed interface. Also disclosed is a 3-way valve as part of a closed, switchable pathway controlling subsystem by which pathways are selected for reconstituting dry medicine in a vial, displacing a measured dose of liquid from a vial, exchanging gas into the vial for displaced liquid, delivering the measured dose to an IV container.

An I.V. flush syringe assembly includes a barrel having an inside surface defining a chamber for retaining fluid, an open proximal end and a distal end including a distal wall with an elongate tip extending distally therefrom having a passageway therethrough in fluid communication with the chamber. A plunger having an elongate body portion and a stopper slidably positioned in fluid-tight engagement with the inside surface of the barrel is provided. Anti-reflux structure in said barrel is provided for controlling stopper deflection when fluid has been delivered from the chamber and the stopper is in contact with structure on the distal wall.

A vascular access device having a fluid chamber in which UV-C radiation is emitted to irradiate pathogens contained in an infusate flowing though the fluid chamber.

An aspiration and delivery safety system that includes a blood restriction unit, an inflating unit, a needle unit, and a puncture site press unit. The blood restriction unit is constituted by a plurality of air bands. The needle unit is a syringe or butterfly needle or blood collector or intravenous catheter or arteriovenous fistula needle. The inflating unit has a controller that monitors a patient's blood pressure and heart rate, and records these data by means of a recording device into which a medical person can also input other medical data. The puncture site press unit has disposed at the bottom thereof a haemostatic element. When applying an intravenous therapy, a needle and a soft catheter are inserted into a patient's body together. The puncture site press device holds the soft catheter during the withdrawal of the needle.

An intelligent remote-controlled portable intravenous injection and transfusion system includes a fluid storage unit (A), a transfusion needle (B), a transfusion tube (C) and a fluid supply driving unit (D). The fluid storage unit (A) is formed by a portable bag (A1) and a fluid storage bag (A2) therein. The fluid supply driving unit (D) includes a peristaltic pump (2), which is provided in a portable flip-shell formed by a lower case (5), an upper cover (6) and a rotational axis (7), and its drive device (1), a power (13), a controller having MSF module and the second wireless signal transmitter/receiver unit. The second wireless signal transmitter/receiver unit is connected to the I/O of the controller. The first wireless signal transmitter/receiver unit is provided in a healthcare monitor room, and connected to the I/O of a computer installed with a controlling software.

An infusion and blood collection device allows clean blood collections into a collection tube via a previously installed angiocatheter without interrupting the administration of intravenous therapies after initial installation. The device optionally includes passive control of the blood collection flow rate to prevent contamination of the collected blood draw with the IV therapy fluid being simultaneously infused through the angiocatheter. A blood collection method uses an infusion and blood collection device to draw a clean blood sample from a patient and into a collection tube via a previously installed angiocatheter without interrupting the administration of intravenous therapies.

A fluid delivery device is provided for transdermal delivery of fluid medications to patients. The device comprises a thin envelope which is applied to a patient's skin. The envelope comprises at least one diffusion layer coupled to at least one impermeable layer such that at least one chamber exists therebetween. Other embodiments include internal diffusion layers, and thus possess additional chambers, as well. The impermeable layer comprises a top surface of the device. A valve positioned in the impermeable layer facilitates filling the device with fluid, as well as connection of the device to external fluid sources such as an intravenous bag, pump, or other external fluid delivery system. The diffusion layer may comprise a semi-permeable membrane which controls the rate of fluid flow from the device to the patient's skin.

An intravenous drug access system. In one embodiment of the invention, the drug access system includes an IV bag having an inlet port and outlet port, whereby the inlet port is a female luer integral therewith. The integral female luer fitting may be fitted with a sealed end cap comprising a male luer insert with a closed end. An alternative embodiment of the present invention comprises a discrete pre-molded connector made with one spike at one end and a female luer fitting at the opposing end. The spike is used to penetrate a standard IV bag through a conventional inlet port.

The invention relates to the technical field of medicaments, and discloses a Chinese medicinal essential oil injection solution, an injection thereof and a preparation method thereof. The invention provides a stable and safe Chinese medicinal essential oil injection without Tween-80, which consists of the Chinese medicinal essential oil injection solution and a dispersion medium, wherein the Chinese medicinal essential oil injection solution consists of a Chinese medicinal essential oil, a stabilizing agent, a pH value regulator and a solvent for injection; and the dispersion medium is an emulsion for injection. When in clinical medication, the Chinese medicinal essential oil injection solution is dispersed in the emulsion for the injection and is prepared into the Chinese medicinal essential oil injection, and then the intravenously administrable can be performed. In the invention, the Chinese medicinal essential oil injection solution and the emulsion for the injection are packaged and stored respectively so that the stability of a medicament stored for a long time can be improved. The invention provides a harmfulless, safe and conveniently-stored intravenous injection for the Chinese medicinal essential oil.

A device for storing and administering a medical fluid comprising a sealed flexible formed container with an opening part in its front end in which an insert is positioned. Over the insert, the container extends into a removable sealing cap. After removal of the sealing cap an injection means is attached to the insert and fluid administration through the insert is admitted in one direction by squeezing the container.

The invention relates to the field of nanometer drug carriers, and concretely relates to an asymmetric magnetic mesoporous silica rod supporting chemotherapeutic and gene drugs and application thereof to tumor diagnosis and treatment. The asymmetric magnetic mesoporous silica rod is prepared by employing spherical magnetic ferrite nanoparticles and ethyl orthosilicate through a sol-gel method, and the asymmetric magnetic mesoporous silica rod is subjected to surface functionalization modification, and is successively loaded with a chemotherapeutic drug, coated by a positive high-molecular polymer and loaded with a gene drug, so that a target product is obtained. The chemotherapeutic drug is connected with the silica rod through functionalization of the mesoporous surface, and the silica rod is endowed with the pH-responsive drug release characteristic, also the biocompatibility of the composite material is increased and the in-vivo cycling time is prolonged, and gene is supported in an electrostatic adsorption mode. The composite material is injected into a living body via an intravenous route, the characteristics of nanoparticle in-vivo passive targeting, gene guiding and pH-responsive drug release of the composite material are utilized, also the cooperativity of the multidrug resistant gene and the chemotherapeutic drug is utilized, and in-vitro magnetic targeting, NMR imaging and other technologies are applied to diagnosis and treatment of malignant tumors.

The invention relates to a long-circulating liposome capable of avoiding an accelerated blood clearance (ABC) phenomenon, a medicine preparation containing the long-circulating liposome, and a preparation method and an application of the long-circulating liposome. The long-circulating liposome provided by the invention comprises phospholipid, auxiliary lipid and poly carboxyl betaine lipid, wherein the long-circulating liposome and the preparation thereof can be applied to medicines for treating related diseases. According to the long-circulating liposome for avoiding the ABC phenomenon provided by the invention, the defect that a common liposome is easily recognized by a reticular endothelium system is overcome; a long-circulating effect of blood is reached; meanwhile, the ABC phenomenon caused by multiple intravenous injections of the PEG-modified long-circulating liposome is avoided; the medicine effect of a therapeutic medicine is effectively improved; and the long-circulating liposome has a high application prospect in the field of medicines.

The invention which belongs to the biotechnical field concretely relates to a brain targeted AmB polymer micelle administration system. The brain targeted AmB polymer micelle administration system is prepared by utilizing brain targeted head base Angiopep-2 modified polymer micelles extremely having a clinical application potential, and entrapping micromolecular hydrophobic drugs. The prepared brain targeted AmB polymer micelle administration system can effectively improve the uptaking of the hydrophobic drugs on brain capillary endothelial cells, and can effectively improve the accumulation amount of the drugs in the brain and the brain entrance efficiency of the drugs especially in a noninvasive intravenous injection mode; compared with present clinical preparations of the drugs, such as AmB for injection, the system of the invention has a substantially improved brain targeting efficiency; and the constructed polymer micelle administration system can obviously reduce the hemolyticity and the cytotoxicity of the AmB. The Angiopep-2 modified brain targeted AmB polymer micelle administration system of the invention can be used to promote the accumulation of hydrophobic drugs with low brain entrance efficiencies in the brain.

The invention discloses an automatic exhaust medicinal intravenous infusion set, which comprises a liquid inlet assembly, a dropping funnel, a liquid outlet assembly and a disposable intravenous injection needle which are connected in turn. A dropping funnel cover covers an opening of the dropping funnel in a sealing mode and a dropping tube and a liquid medicine injection part are arranged on the dropping funnel cover; and an automatic exhaust assembly is integrally arranged on the side wall of the dropping funnel and comprises a vent hole, a hole cover and a ventilated filtering membrane, wherein the vent hole is integrally molded with the side wall of the dropping funnel; the hole cover comprises a cap capable of opening and closing; and the ventilated filtering membrane is positioned between the hole cover and the contact surface of the vent hole and does not exhaust liquid but air. By ingeniously adopting a structure of integrally arranging the automatic exhaust assembly on the side wall of the dropping tube, the automatic exhaust medicinal intravenous infusion set has the advantages of effectively guaranteeing that the dropping funnel cover has the sealing performance of the conventional common intravenous injector, reducing the operating difficulty of medical care personnel, greatly reducing the probability of existing and accumulating air bubbles in an inner cavity of the dropping funnel, efficiently and reliably exhausting the air bubbles in the dropping funnel completely, fully guaranteeing the safety and reliability for infusion, along with simple structure, easy manufacture and high practicality.

The invention discloses a culture method, application and a combined preparation of a hypoxia mesenchymal stem cell. By adopting an umbilical or placenta mesenchymal stem cell and combining the means of transfusing compound amino acid injection and the like, the vitality, the implantation survival rate and the treating effect of the mesenchymal stem cell in vivo can be improved; and in order to avoid the possibility of conglutination, conglomerating and cell mass embolism of the mesenchymal stem cell in blood vessel, the matching of saline containing heparin during treatment can be carried out by a mode of intravenous injection or intravenous drip. With more than three times of treatment, physical conditions of curee can be remarkably improved and objective indicators such as immunity, blood fat, blood sugar and the like can be remarkably improved.