400 results about "Saline" patented technology

A fluidics system includes a cassette having a saline subsystem, a contrast subsystem, and a vacuum subsystem. The fluidics system further includes a splitter and a first tubing set coupled to the cassette and splitter, the first tubing set having a single saline channel, a single contrast channel, and a single vacuum channel. The fluidics system further includes two or more hub assemblies, at least one of the two or more hub assemblies configured to have a third saline flow-path, a third contrast flow-path, and a third vacuum flow-path to provide saline, contrast and vacuum to the lumen of a catheter coupled to the at least one of the two or more hub assemblies. The fluidics system further includes a second tubing set having a plurality of tube groups, each tube group coupled to the splitter and to one of the two or more hub assemblies.

The invention relates to the field of biomedical materials, and particularly discloses a combined biovalve material anti-calcification method and a biovalve material. A combined bioprosthetic valve material anti-calcification method comprises the following steps: taking an animal-derived biological material, cleaning, removing adipose tissue, cutting a precordial region part to obtain a pericardium material, and storing the pericardium material in ice normal saline for later use; mixing the pericardium material and the decellularized treatment fluid A, oscillating and cleaning; adding the pericardium material into the decellularized treatment solution B, oscillating and cleaning; carrying out crosslinking treatment by utilizing a glutaraldehyde pericardium material; adding the crosslinked pericardium material into a reducing agent solution, oscillating and cleaning; the method comprises the following steps: putting a pericardium material into a glycerol-ethanol mixed solution or a glycerol-isopropanol mixed solution, and soaking for more than 24 hours; according to the anti-calcification method, on the basis that the mechanical property of the valve material is effectively maintained, the anti-calcification performance is improved, and the durability of the valve material is improved.

The invention discloses a film water collection negative pressure system for an antibacterial operation. The film water collection negative pressure system comprises a water collection main body, a waterproof film and a negative pressure drainage tube. The shape of the water collecting main body is configured to surround a water collecting area on the outer side of a surgical incision on the body surface of a patient, and microporous structures facing the stoma of the human body are distributed on the water collecting main body; the water collecting main body and the water collecting area are covered with the waterproof thin film, the waterproof thin film is provided with a surgical operation opening corresponding to the stoma of the human body in position, and the waterproof thin film is further provided with a liquid passing hole facing the micropore structure; the head end of a tube body of the negative pressure drainage tube is connected with the micropore structure in an attached mode. And the tail end of the tube body of the negative pressure drainage tube is communicated and connected with a negative pressure source. Sterile normal saline for lavage incision can be prevented from flowing to an operating table, a bed sheet and the ground along the body of a patient, the sterile environment of an operation area is guaranteed, the risks of low body temperature, postoperative infection and the like in the operation of the patient are reduced, and the experience of the patient in the perioperative period is improved.

The invention relates to the technical field of medical instruments, in particular to a double-sided anti-fog amplification mouth mirror which comprises a mirror body, a rotary connecting mechanism, a micro-channel cleaning system and a handle assembly. A lens main body is formed by fixing a plane mirror (A surface) and an aspheric magnifying lens (B surface) in a back-to-back manner, and a steering engine drives a central connecting rod to realize quick switching of double functions. The lens body is further provided with a heating anti-fog module, the micro-channel system is integrated in the lens frame, the annular distribution cavity is of a double-layer independent structure, the upper layer is communicated with the inclined spraying holes, normal saline is directionally sprayed for preventing fog and removing dirt, and the surface of the lens body is clear through heating of the heating anti-fog module. And the lower layer is communicated with a suction hole to recycle dirt under negative pressure. The handle is integrated with a control button, a foot switch controls washing / suction separately, and single-hand operation is achieved. The problems of view limitation, mirror surface fogging, pollution and single function are systematically solved, and the diagnosis and treatment efficiency and accuracy are remarkably improved.

A highly stable acidifed formula of Crotoxin comprising saline and benzalkonium chloride, and optionally Thiamine, is disclosed that facilitates the therapeutic use of Crotoxin. Also disclosed is a method of preparing a highly stable formula of Crotoxin.

The invention provides a composition for treating nerve headache and a preparation method thereof, and belongs to the technical field of medicines. The preparation method comprises the following steps: carrying out steam explosion treatment on traditional Chinese medicine powder, adding the traditional Chinese medicine powder into saline water, decocting, filtering, standing filtrate to separate out a hydrochloric acid extract, adding filter residues into ethanol, adsorbing by a magnetic adsorbent, separating by a magnet, eluting, desorbing, recovering an eluent to obtain an alcohol extract, mixing and grinding the alcohol extract, the hydrochloric acid extract and flunarizine hydrochloride / nimodipine eutectic, and filling capsules with the alcohol extract and the flunarizine hydrochloride / nimodipine eutectic. The composition for treating the nerve headache is prepared. The traditional Chinese medicine composition treats neuropathic migraine through a method of combining traditional Chinese medicine and western medicine, treats both symptoms and root causes, and is good in effect and quick and lasting in effect.

The invention discloses a preparation method of a boiling antigen for vibrio parahaemolyticus serum agglutination. The preparation method comprises the following steps: selecting common serotype vibrio parahaemolyticus in monitoring for resuscitation; scraping a ring of placenta by using 10 mu L of an inoculating loop, dissolving the placenta in 1 mL of normal saline to prepare a bacterial suspension, and preparing 3 tubes of bacterial suspensions from each strain; boiling the bacterial suspension in boiling water for 1 hour, 45 minutes and 30 minutes respectively; and after boiling, centrifuging at 10000 rpm for 10 minutes, discarding the supernate, and reserving the precipitate as a boiling antigen for serum agglutination. The result shows that the agglutination accuracy after boiling for 1 hour is 100%, and the agglutination degree is 2 + or above; and no significant difference exists between 45 minutes of boiling and 1 hour of boiling, and no significant difference exists between 30 minutes of boiling. Compared with a high-pressure method, the method has the advantages that the operation time is shortened by 2-3 hours, special equipment certificates are not needed, and the method is suitable for daily detection and food poisoning traceability.

Disclosed herein are methods for administering a dose of a microbiota recovery therapy composition by colonoscopy. The methods disclosed herein are useful for the treatment of diseases and / or conditions of the digestive tract, such as Clostridium difficile infection (GDI), including recurrent GDI, and other gastrointestinal disorders. The method can result in improved quality of life. These methods are capable of altering the gut microbiota composition and / or the gut metabolome composition. The microbiota recovery therapy composition comprises a fecal microbiota suspension comprising: a fecal microorganism derived from a human fecal sample, and a solution of polyethylene glycol and brine.

The utility model relates to a CT (Computed Tomography) artifact suppression neck collar which comprises two saline bag bodies which are oppositely arranged left and right, and a communicating bag body positioned between the two saline bag bodies, two ends of the communicating bag body are respectively communicated with the two saline bag bodies; the upper ends of the two saline bag bodies are provided with neck pads facing each other; the communicating bag body, the two saline bag bodies and the two neck lapping pads jointly define a containing cavity for containing the neck of a patient; during use, saline water is injected in advance, and the two saline water bag bodies, the neck lapping pad and the communicating bag body are enclosed, coated and attached to the neck of a patient, so that high-quality display of images of the neck during CT can be realized, artifacts are greatly reduced, and the effect is obvious.

The invention discloses a contrast agent filtering device for coronary surgery and a using method thereof, the device is integrally in a plastic bag shape and comprises a filtering bag body, the bottom of the filtering bag body is provided with a transfusion connector and a blood transfusion connector which are provided with sealing covers, and an inner opening is sleeved with a filter screen support with a filter screen; the filter bag body is divided into a filter area and an adsorption particle storage area through a middle seal, a flushing connector and a hanging hole are arranged at the top, and the filter bag body can be matched with a vibration disc for use. The use method comprises the steps that blood containing a contrast agent is extracted and input into the filtering area, the middle seal is opened through pressing, the blood makes full contact with the adsorption particles through vibration or manual extrusion so as to adsorb the contrast agent, then the filtered blood is infused back, and residual plasma can be infused back after being diluted with normal saline. The device is simple in structure, low in cost and easy and convenient to operate, the filtering effect is improved by 30% compared with the prior art, the adsorption rate reaches 75%-85%, contrast agents in blood can be effectively removed, damage to the kidney of a patient is reduced, and the device is particularly suitable for blood treatment of the patient after coronary angiography.

The present nanoemulsions are a delivery system for virtually any non-opioid active agent for pain, and contain: a hydrocarbon lipid; a perfluorocarbon; water and / or buffered saline; a nonionic surfactant; and optionally a quaternary ammonium compound and / or an additional lipid. Droplets of the non-opioid analgesic formulations have a diameter of 150 nm or less, and preferably range from 90 nm to about 120 nm and have shelf stability for at least twelve months. The nanoemulsions are suitable for a wide variety of routes of administration, including but not limited to IV and parenteral, the latter having particular battlefield and war zone suitability.

1. Name of the designed product: salt water cleaning liquid bottle (three). 2. Use of the designed product: the designed product is used for salt water cleaning liquid bottle. 3. Design points of the designed product: in shape. 4. Picture or photo that best indicates the design points: front view.

Syringes are provided that include a syringe body defining a syringe cavity, a syringe port, and an indicator window, a medication plunger disposed within the syringe cavity and defining a medication chamber in the syringe cavity, a priming indicator comprising a first indicator portion and a second indicator portion, the priming indicator coupled to a plunger shaft of the medication plunger, wherein the priming indicator presents the first indicator portion through the indicator window in an unprimed position and presents the second indicator portion through the indicator window in a primed position, and a saline plunger disposed on the plunger shaft, the saline plunger disposed within the syringe cavity and defining a saline chamber in the syringe cavity. Medication delivery systems and methods to deliver medication via medication delivery systems are also provided.

The utility model provides an aspirator for ear and nose secretion cleaning, which comprises a cabinet, an operating table is fixedly mounted at the top of the cabinet, a first guide cavity and a second guide cavity are respectively arranged in the operating table, a guide chamber and a collection chamber are respectively arranged in the cabinet, and the first guide cavity and the second guide cavity are communicated with each other. A saline water barrel and a collecting assembly are arranged in the collecting chamber, a flow dividing assembly is fixedly installed in the guiding and conveying chamber, the output end of the flow dividing assembly penetrates through the first guiding and conveying cavity and is provided with an injection head in a butt joint mode, and the input end of the flow dividing assembly is connected with the saline water barrel; the input end of the collecting assembly is in butt joint with a recoil assembly. According to the utility model, normal saline in the saline water barrel is extracted through the back flushing assembly, so that the suction operation can be realized, meanwhile, the saline water can be fed into the suction pipeline, not only can sucked foreign matters be discharged in an auxiliary manner, but also the interior of the suction pipe can be continuously flushed, and the inner wall of the suction pipe is prevented from being bonded and blocked.

1. The name of the design product: enema bag (measurable). 2. The use of the design product: the design product is used for cleaning the anus or clearing the intestine by using warm water, saline, various enema solutions. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

This invention discloses a low-pass filtered non-breath-hold saline angiography combined with cardiac mirror contrast imaging for lung perfusion imaging, belonging to the field of medical imaging technology. The method includes the following steps: S1: determining whether the subject's tidal impedance variation meets the imaging criteria; S2: injecting contrast agent into the subject to perform angiography; S3: obtaining an impedance decrease signal; S4: combining cardiac mirror contrast imaging with lung perfusion images. This invention solves the problem of low success rate of saline angiography in existing technologies, achieves separation of thoracic impedance caused by tidal breathing and thoracic impedance caused by saline angiography, reduces the influence of the cardiac region on lung perfusion images, further improves the accuracy of lung perfusion imaging, greatly reduces the interference of breath-holding on respiratory circulation, improves the simplicity of clinical application, and expands clinical application scenarios.

The invention relates to the technical field of medical instruments, in particular to an enteric cavity segment filling controllable device for colon cancer preoperative T staging, which comprises a central mandrel, a flexible head end cap is arranged at the foremost end of the central mandrel, and a near-end balloon inflating pipeline, a far-end balloon inflating pipeline and a main pipeline which are mutually independent are arranged in the central mandrel; the near-end balloon is arranged on the central mandrel in a sleeving manner and is communicated with the near-end balloon inflating pipeline; the far-end balloon is arranged on the central mandrel in a sleeving manner, is positioned on the far side of the near-end balloon and is communicated with the far-end balloon inflating pipeline; at least two main pipeline lateral holes are formed in the tube wall of the central mandrel between the near-end balloon and the far-end balloon, are communicated with the main pipeline and are used for injecting a contrast agent or normal saline into the closed enteric cavity section between the two balloons. The near-end balloon and the far-end balloon are synchronously filled at the two ends of a target intestinal segment to form a closed segment, and a contrast agent is uniformly injected through lateral opening, so that the intestinal wall is fully expanded and does not collapse, and the display definition of the five-layer structure of the intestinal wall is remarkably improved.

The invention provides oral streptococcus ZRSOR-5 as well as a related product, a method and application thereof. The preservation number of the streptococcus oral cavity ZRSOR-5 provided by the invention in the Guangdong Microbial Culture Collection Center is GDMCC No: 65352, and the preservation number of the streptococcus oral cavity ZRSOR-5 provided by the invention is CGMCC No: 65352. Experiments prove that the SOR preparation is prepared by diluting the SOR preparation with normal saline and inhaling the SOR preparation into mice in advance, so that the survival rate of influenza virus infected mice can be remarkably increased, and lung inflammation and virus load can be reduced. When the ZRSOR-5 preparation provided by the invention is used in advance, pneumonia caused by influenza viruses can be resisted.

The application discloses a preparation method of CCR2+ gamma delta T cells with anti-tumor activity and migration ability, and belongs to the technical field of cells; the method comprises the following steps: step (1), PBMC of peripheral blood of a healthy person is extracted, inoculated into complete culture medium, and added with zoledronic acid, IL-15 and metformin, and then is cultured in a T25 culture bottle; step (2), complete culture medium is supplemented, the cell concentration is adjusted, and then the cells are transferred into a T75 culture bottle for culture; step (3), complete culture medium is supplemented, the cell concentration is adjusted, glucocorticoid and nicotinamide are added, and then the cells are transferred into a T150 culture bottle for culture; step (4), cells are collected at D6, rinsed with normal saline, resuspended with complete culture medium, the cell concentration is adjusted, and then the cells are inoculated into a T300 culture bottle for culture; and step (5), complete culture medium is supplemented every two days from D8 to D16, the cell concentration is maintained, and then the cells are harvested at D16 to obtain CCR2+ gamma delta T cells.

The utility model relates to the field of guide wire fixing, in particular to an intraoperative storage device for a guide wire. The device comprises a fixing seat, the bottom face of the fixing seat is provided with a pasting face used for being attached to an operating table, the fixing seat is composed of a first clamping part and a second clamping part, the first clamping part and the second clamping part are tightly attached to form a longitudinal clamping seam with clamping force, and the longitudinal clamping seam is used for fixing a guide wire behind a circle disc; a sponge layer is arranged on the inner side of the crack. A water injection hole communicated with the longitudinal crack is formed in the upper side of the fixing base and is a one-way valve. Meanwhile, one end of the guide wire is reserved when the guide wire is taken out again, and heparin normal saline can be poured into the water injection hole through the needle cylinder to clean blood stains on the surface of the guide wire when the other end of the guide wire is drawn out. The device is simple in structure, the management convenience in the guide wire operation can be effectively improved, and the guide wire storage efficiency is improved by optimizing the fixing and cleaning functions.

The invention discloses a CVC catheter with a central temperature monitoring function, and relates to the technical field of central temperature monitoring and analysis. The CVC catheter is used for monitoring the central vein temperature of a patient, and then the central vein temperature and all treatment-related indexes are combined to monitor the central vein temperature of the patient. The core targets of cooling precision and infusion individualization in the mild hypothermia treatment process are achieved, firstly, the temperature and the flow speed of cold saline water in a heat conduction pipe in the cooling stage of mild hypothermia treatment are obtained through analysis by combining the central vein temperature and all treatment related indexes; meanwhile, the optimal infusion speed is obtained through analysis in combination with the central vein temperature, all treatment related indexes and infusion medicine information, and finally in the sustaining stage of mild hypothermia treatment, the treatment stability condition of a patient is judged by monitoring the vein temperature. According to the application, the central vein temperature is taken as a data basis, a stable reference is provided for mild hypothermia treatment, and the safety, effectiveness and intelligence of mild hypothermia treatment are remarkably improved.

According to the application plaster formula for treating abdominal distension and constipation and the application method thereof, the effective components of the medicine are absorbed by stimulating acupuncture points, so that the effect of preventing and treating abdominal distension and constipation is achieved. The traditional Chinese medicines are ground into powder, the powder is blended into paste with normal saline, the paste is applied to an adhesive plaster, and the paste is applied to the acupoints of the abdomen (Shenque and Tianshu), the back (large intestine shu and small intestine shu) and the legs (Zusanli and upper giant deficiency), the Tianshu is the acupoint of the large intestine in the abdomen, the large intestine shu and the small intestine shu are the large intestine, and the back shu-acupoint of the small intestine in the back. Zusanli and upper giant deficiency are stomach meridian and large intestine meridian at the lower he acupoints of the legs. The compatibility of the acupuncture points embodies the compatibility use of the Yu-Mu matched acupuncture point and the Xiahe acupuncture point. The effect is better than that of purely applying to the Shenque acupoint. The traditional Chinese medicine composition conforms to the traditional Chinese medicine composition principle and the acupoint compatibility principle, the effect is better than that of single medicine and single acupoint application, and application transdermal absorption is easier to accept by people compared with oral medicine.

The utility model belongs to the technical field of paddy field irrigation, and discloses a fixed water level monitoring pointer which comprises a positioning rod, a plurality of positioning rings for indicating the water level are movably arranged on the positioning rod, and the positioning rings are arranged corresponding to scale marks arranged on the positioning rod. The positioning ring comprises a first semi-ring and a second semi-ring which are detachably connected, the first semi-ring and the second semi-ring are arranged around the positioning rod, and a plurality of locking buckles used for locking are arranged between the first semi-ring and the second semi-ring; the locking buckle comprises a locking plate rotationally connected to the first half ring, a fixing locking plate corresponding to the locking plate is arranged on the second half ring, and the locking plate and the fixing locking plate are arranged in a locking mode. The saline-alkali paddy field water level monitoring device is simple in structure and convenient to use, the overall design is optimized, the water level in the saline-alkali paddy field can be accurately monitored, the flexibility and the adjustability are high, the structural stability and the durability of the whole device are enhanced, recycling is conveniently achieved, and follow-up planting is not affected.

The invention discloses a double-cavity dialysis catheter, and belongs to the technical field of hemodialysis, the double-cavity dialysis catheter comprises a catheter body, one end of the catheter body is communicated with a first branch pipe and a second branch pipe through a connecting piece, an exhaust mechanism is arranged on the outer side of the catheter body, and the exhaust mechanism comprises an auxiliary main pipe communicated with the surface of the catheter body; a shielding assembly is arranged at the end, close to the catheter body, of the auxiliary main pipe, the shielding assembly comprises a shielding cylinder installed in the auxiliary main pipe, and a liquid inlet hole for guiding in sterile normal saline is formed in the upper half section of the shielding cylinder. Gas in the catheter can be effectively separated and discharged, sterile normal saline is guided in through the liquid inlet hole in the upper half section of the shielding cylinder, the risk that gas enters blood circulation of a patient to cause gas embolism is avoided through the design, the safety of the hemodialysis process is guaranteed, and the quality of dialysis treatment is improved.

The use of saltwater pearl powder in the manufacture of a medicament for use for treating trauma and the improved effectiveness in oxygenating the saltwater pearl powder.

The utility model relates to an anti-blocking pipe device for an enteral nutrition pump, which is characterized in that the anti-blocking pipe device comprises a saline water passage, and the input end of the saline water passage is connected with a container filled with normal saline; the main passage comprises a thickened connecting section and a conveying section which are sequentially communicated, one end of the thickened connecting section is communicated with a container filled with a nutrient solution, the output end of the saline passage is fixedly communicated with the thickened connecting section, and the free end of the conveying section is communicated with an enteral catheter of a patient through a peristaltic pump; a first switch valve is arranged on the saline passage, and a second switch valve is arranged on a pipeline, between the container and the output end of the saline passage, of the thickening connecting section. Through the alternate use mechanism of the saline water passage and the nutrient solution passage, the problem of pipeline blockage caused by single use of nutrient solution for a long time in the traditional enteral nutrition pump is effectively solved.

The fluid engineering system includes a cassette having a saline subsystem, a contrast agent subsystem, and a vacuum subsystem. The fluid engineering system further includes a splitter and a first tubing set coupled to the cassette and the splitter, the first tubing set having a single saline channel, a single contrast agent channel, and a single vacuum channel. The fluid engineering system further includes two or more hub assemblies, at least one of which has a third saline channel, a third contrast agent channel, and a third vacuum channel, and is configured to provide saline, contrast agent, and vacuum to the lumen of a catheter coupled to at least one of the two or more hub assemblies. The fluid engineering system further includes a second tubing set having a plurality of tube groups, each tube group coupled to the splitter and to one of the two or more hub assemblies.

A fluidic system includes a cartridge having a brine subsystem, a contrast agent subsystem, and a vacuum subsystem. The fluidic system further includes a diverter and a first set of conduits coupled to the cartridge and the diverter, the first set of conduits having a single saline channel, a single contrast agent channel, and a single vacuum channel. The fluidic system further includes two or more hub assemblies, at least one of the two or more hub assemblies configured to have a third saline flow path, a third contrast agent flow path, and a third vacuum flow path, the two or more hub assemblies are coupled to one another to provide saline, contrast agent, and vacuum to a lumen of a catheter coupled to at least one of the two or more hub assemblies. The fluid system further includes a second tubing set having a plurality of tubing sets, each tubing set coupled to the diverter and one of the two or more hub assemblies.

The invention relates to the technical field related to medicines, in particular to a method for preventing and controlling orbiculaeas on the basis of an artemisia apiacea extract, which comprises the following specific steps: step 1, purchasing the artemisia apiacea extract from Shanghai Yuan Leaf Biotechnology Co., Ltd; step 2, separating blood egg whipstock in the economic crustacean animals to obtain an amoeboid-shaped trophozoite and microspores of the economic crustacean animals; 3, the amoeboid-shaped trophozoite is inoculated into a culture medium containing specific components to be cultured, the culture medium comprises 0.1% of mycillin, 5% of healthy portunus trituberculatus serum, 10% of fetal calf serum and 85% of NephropsSaline buffer solution, and the microspores are cultured with sterile filtered seawater. According to the method for preventing and controlling the oryza sativa based on the artemisia apiacea extracts, in-vitro experiments verify that the artemisia apiacea extracts with different concentrations (10-1000mg / L) can remarkably promote apoptosis of oryza sativa somatic cells, destroy microstructures of the oryza sativa somatic cells and inhibit physiological activity, and a new way is provided for developing novel green anti-parasitic drugs.