18 results about "Oxygen transport" patented technology

The invention discloses a functional feed additive for relieving hypoxia stress of dairy cows in a perinatal period, and belongs to the technical field of functional feed additives. The functional feed additive is composed of amino acid chelated iron, a nutrition carrier and water, the iron content is larger than or equal to 9%, and the arginine content is larger than or equal to 10%. The recommended daily supplement dosage is 6.6 g / head, the feed is fed in three times after being mixed with basic ration, and the service cycle is from 21 days before delivery to 21 days after delivery. The additive can significantly improve the hemoglobin concentration and blood oxygen transport capacity of the perinatal dairy cow, relieve hypoxia stress, improve the lactation performance, optimize the metabolic state and enhance the anti-oxidation and anti-inflammatory capacity, is clear in action mechanism, safe and efficient, and is suitable for healthy breeding and production performance improvement of the perinatal dairy cow.

A breathing system of a concentration-adjustable oxyhydrogen generator is used for changing the concentration of gas breathed by an assisted person and comprises an oxyhydrogen supply assist device (13), pure water electrolysis oxyhydrogen manufacturing machines (1 and 1 '), a moist bottle (3) and a hydrogen concentration detector (14). Wherein the pure water electrolysis oxyhydrogen manufacturing machine (1, 1 ') comprises ion exchange membranes (10, 10'), and the two sides of the ion exchange membranes (10, 10 ') are coated with oxidation catalyst layers (100, 100') and reduction catalyst layers (102, 102 ') respectively; a pair of anode metal layers (110, 110 ') and cathode metal layers (112, 112') having pores (114); anodes (120, 120 ') conductively connected to the anode metal layers (110, 110') and cathodes (122, 122 ') conductively connected to the cathode metal layers (112, 112'); the sealed containing body (2, 2 ') of the structure is used for containing the pure water electrolysis hydrogen and oxygen manufacturing machine (1, 1'), and the sealed containing body (2, 2 ') is provided with a water injection hole (20), a hydrogen hole (22, 22') and an oxygen hole (24, 24 '). The moist bottle (3) comprises an oxygen transmission pipe (32), a hydrogen transmission pipe (30), a mixed moist output pipe (34) and a bottle body (36); the mixed moist output pipe (34) is connected to the hydrogen and oxygen supply assistor (13); and one end of the oxygen transmission pipe (32) and one end of the hydrogen transmission pipe (30) are respectively inserted into clean water.

The invention relates to an internal compressed air separation device and a pressure control method, and is applied to the technical field of air separation. The device comprises a main condensation evaporator used for generating liquid oxygen; the heat exchanger is connected with the main condensation evaporator through a liquid oxygen transmission pipeline and is used for exchanging heat with liquid oxygen to generate gaseous oxygen; the silencer is connected with the heat exchanger through an oxygen transmission pipeline and connected with the external environment, and the silencer is used for conducting noise reduction on the oxygen in the oxygen transmission pipeline and discharging the oxygen to the external environment; a pressure measuring point is arranged on the oxygen transmission pipeline; and the first backflow pipeline is arranged between the liquid oxygen transmission pipeline and the main condensation evaporator, an adjusting valve is arranged on the first backflow pipeline, and the adjusting valve is interlocked with the pressure measuring point. According to the invention, the overpressure risk can be reduced, and the safety is improved.

The application discloses yak spleen small molecule polypeptide, and a preparation method and application thereof. An amino acid sequence of the polypeptide is shown as SEQ ID NO. 1. The yak spleen small molecule polypeptide can effectively reduce red blood cell deformation caused by highland exposure, significantly reduce the stickiness of red blood cells, and directly cope with hypoxia symptoms caused by red blood cell deformation and stickiness. The yak spleen small molecule polypeptide has significant beneficial effects in reducing red blood cell deformation, reducing red blood cell stickiness and improving oxygen transport efficiency, and has important clinical values and social significance for improving physiological functions of human bodies in highlands or other hypoxic environments.

The utility model provides a kind of eel oxygenation transport case convenient for air circulation, including box, body inside upper end is fastened with second support frame, net cage is connected on second support frame, the top of net cage is fastened with mounting frame, and mounting frame is located on the top of second support frame;First support frame fastened with box is equipped above second support frame, and the sidewall upper end of box is equipped with multiple air holes, air hole is located between second support frame, first support frame, and annular support seat is fastened in the bottom of box, the height of annular support seat is greater than the distance between first support frame and the top of box;Multiple connecting pipes are fastened in the sidewall lower end of box, and the end of connecting pipe located in the box is fastened with spray head.The utility model is provided with oxygenation pump, which can effectively oxygenate the breeding water in the box, the air hole can improve the ventilation of the box, ensure the air circulation, and improve the survival rate of eel fry.

To provide RcoM protein-based carbon monoxide scavengers and preparations for treating carbon monoxide poisoning.SOLUTION: Disclosed herein is a method for rapid elimination of carbon monoxide (CO) from CO-bound hemoglobin, myoglobin and cytochrome C oxidase in a subject with CO poisoning. The disclosed therapeutic method comprises use of a rationally designed and modified regulatory factor of CO metabolism (RcoM) protein and pharmaceutical compositions thereof, which scavenge carbon monoxide from poisoned tissue. The recombinant RcoM composition is infused into blood to rapidly sequester carbon monoxide and limit the toxic effects of carbon monoxide on cellular respiration, oxygen transport and oxygen utilization.SELECTED DRAWING: None

The utility model provides an ecological protection comprehensive breeding device which comprises an oxygen conveying main frame and a supporting frame arranged in the middle of the oxygen conveying main frame, a power supply mechanism is arranged on the supporting frame, a plurality of breeding modules are arranged between the oxygen conveying main frame, each breeding module is communicated with the power supply mechanism through the oxygen conveying main frame, and the breeding modules are connected with the power supply mechanism through the oxygen conveying main frame. The breeding module comprises a breeding frame detachably connected with the oxygen conveying main frame, a supporting ring arranged in the middle of the breeding frame, a seedling raising bowl detachably connected to the supporting ring, and a self-sensing oxygenation mechanism fixed to the bottom of the supporting ring and extending into the breeding frame. An opening is formed in the bottom of the seedling raising bowl and communicated with the interior of the breeding frame. According to the utility model, effects in multiple aspects are integrated, and a good growth environment is provided for breeding of fish populations.

A blood oxygenation device includes an oxygen transport liquid for delivering oxygen, a blood distributor for diverting a single stream of blood into a plurality of blood streams, an oxygen transport liquid distributor for diverting a single stream of said oxygen transport liquid into a second plurality of oxygen transport liquid streams, a third plurality of blood droplet generators for generating blood droplets within said oxygen transport liquid, a fourth plurality of blood oxygenation chambers wherein oxygen diffuses from said oxygen transport liquid into blood, and a blood aggregator for combining blood from the fourth plurality of said blood oxygen transport liquids.

To provide a new enhancer of endurance, and to provide a new improver of quality of sleep.SOLUTION: A composition contains a material for enhancing energy production efficiency, and a material for enhancing an oxygen transport capacity. The composition containing a material for enhancing energy production efficiency is used by combining with a material for enhancing an oxygen transport capacity. The composition containing a material for enhancing an oxygen transport capacity is used by combining with a material for enhancing energy production efficiency.SELECTED DRAWING: None

The invention relates to the technical field of biology, in particular to a method for constructing novel artificial erythrocytes based on enucleated mesenchymal stem cells. A novel artificial red blood cell construction method is to be established, hemoglobin alpha and beta subunits are subjected to fusion expression, bone marrow mesenchymal stem cells are taken as a carrier, a stably transfected cell strain capable of stably expressing hemoglobin tetramer is constructed in a lentivirus infection mode, and the stable transfected cell strain has oxygen carrying and oxygen releasing functions. And removing the cell nucleus of the stably transfected cell strain by adopting a centrifugal enucleation method to obtain the artificial red blood cell which is similar to the mature red blood cell in size and has an oxygen transportation function. The artificial red blood cells constructed by the method can be used as a blood substitute to replace red blood cells in blood in a short time to play a role in conveying oxygen under the emergency conditions of insufficient blood reserves or massive hemorrhage and the like at present, so that ischemic symptoms and complications of patients are relieved, and precious rescue time and extra blood source waiting time are won for the patients.

1. The name of the design product: mask tube (F40). 2. The use of the design product: for oxygen transmission, connecting oxygen source (oxygen cylinder, centralized oxygen supply system, etc.) and oxygen mask, maintaining pipeline unobstructed, avoiding oxygen transmission obstruction and leakage, and ensuring normal oxygen supply. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The utility model relates to the field of wastewater treatment, and particularly discloses industrial wastewater recycling equipment which comprises a bottom plate, a treatment cylinder and a filter box are arranged above the bottom plate, a plurality of supporting legs are fixedly connected to the lower end face of the treatment cylinder, and a mounting plate is fixedly connected to the outer walls of the supporting legs. An aerator is mounted on the upper end face of the mounting plate, an air pipe penetrates through and is rotatably connected to the bottom end of the interior of the treatment cylinder, the upper end face of the air pipe communicates with a rotating disc internally provided with an air cavity, a plurality of evenly-distributed air holes are formed in the upper end face of the rotating disc, and an air outlet of the aerator is rotatably connected with the air pipe through a rotating joint. Through the linkage design of the rotating disc and the stirring plate, oxygen is uniformly diffused in the form of tiny bubbles, the gas-liquid contact area is greatly increased, the oxygen transmission efficiency is enhanced, the bubbles are further broken under the mechanical shearing action of the stirring assembly, the bubble coalescence problem of a traditional aeration device is avoided, the reaction is more sufficient, and the device is suitable for high-concentration organic wastewater treatment.

The invention discloses a drug delivery system of photoactive conjugated molecules as well as a preparation method and application of the drug delivery system, and relates to the technical field of optical functional composite materials and biological medicines. The drug delivery system takes red blood cells as a carrier, and photoactive conjugated molecules and anti-tumor drugs are loaded in cells of the red blood cells. The preparation method provided by the invention is simple and easy to implement, effectively integrates the photosensitive performance of conjugated molecules and the oxygen carrier function of red blood cells, and has good biocompatibility and stability. After illumination, the conjugated molecules can effectively generate active oxygen in a tumor hypoxic microenvironment by virtue of the oxygen transport capacity of red blood cells, and meanwhile, the generated active oxygen can destroy the red blood cells, so that on-demand release of a loaded drug is realized, and multifunctional integration of phototherapy effect enhancement, on-demand drug release and imaging is achieved; the synergistic anti-tumor effect of photodynamic therapy and chemotherapy is realized. Therefore, the method has good practical value in the field of biomedicine.

A device for removing part of a liner or casing of a well or pile. The device includes a device body, which is arranged around a centreline of the device body and one or more hollow conduits including oxidizable material at least at a distal end. The hollow conduits are arranged for having oxygen transported therethrough from a proximal end to the distal end. The device further including a supply of oxygen arranged to supply oxygen to proximal ends of the one or more hollow conduits and a feeding module connected to the device body and the one or more hollow conduits. The feeding module arranged for feeding the one or more hollow conduits with their distal end in a direction at least partially away from the centreline of the device body.

The present invention relates to a hemoglobin-based oxygen carrier comprising a complex formed by chemically binding hemoglobin, PEG, and albumin, and a preparation method therefor. Furthermore, the present invention relates to an artificial blood composition comprising the hemoglobin-based oxygen carrier as an active ingredient. The hemoglobin-based oxygen carrier according to the present invention overcomes issues of low oxygen saturation and CO binding, and exhibits excellent biocompatibility and stability, thereby demonstrating oxygen transport capacity and oxidative stability comparable to or superior to those of natural blood.

Electric propulsion systems, including electrostatic ion thrusters, for operation in oxygen containing environments, such as very low Earth orbit, may include an oxygen transport membrane, a cathode, and a thruster. The oxygen transport membrane is used to separate oxygen from other constituents in a feed gas resulting in an oxygen rich gas (or permeate) and an oxygen depleted gas (or retentate). The oxygen depleted gas is routed to the cathode. The oxygen rich feed gas is routed to the thruster, such as a Hall Effect Thruster (HET).

A device for removing part of a liner or casing of a well or pile. The device includes a device body, which is arranged around a centreline of the device body and one or more hollow conduits comprising oxidizable material at least at a distal end. The one or more hollow conduits are arranged for having oxygen transported therethrough from a proximal end to the distal end. The device further including a supply of oxygen arranged to supply oxygen to proximal ends of the one or more hollow conduits and a feeding module connected to the device body and the one or more hollow conduits. The feeding module arranged for feeding the one or more hollow conduits with their distal end in a direction at least partially away from the centreline of the device body.

The present application relates to the technical field of bioinformatics, and discloses a microorganism mineralization induction regulation method, device, equipment and medium. The method comprises the following steps: acquiring morphological parameters of target microorganisms, and defining a biofilm geometric domain; determining the probability distribution of cell-capsule structure units in the biofilm geometric domain based on the geometric domain and in combination with a random probability distribution function, and further determining a compaction density factor and establishing a series resistance model of oxygen transmission; based on the biofilm geometric domain and the series resistance model, solving control equations containing diffusion and reaction kinetics to determine the capsule phase oxygen diffusion parameters in the capsule phase. Based on the oxygen diffusion parameters and the compaction density factor, an effectiveness factor is determined, the oxygen supply state of the target microorganisms is evaluated through the effectiveness factor, the MICP grouting process parameters are feedback regulated according to the oxygen supply state, and the regulation effect of the microorganism-induced calcium carbonate precipitation is improved by quantifying the degree of oxygen mass transfer limitation.