53 results about "Abomasum" patented technology

A method of enhancing milk component production in a ruminant, the method including providing a feed that includes a sugar alcohol and supplying the sugar alcohol to the abomasum of the ruminant.

The invention belongs to the field of feed processing and particularly provides ruminant animal fat powder. The ruminant animal fat powder is prepared by matching hexadecanoic acid, high-melting-point palm oil, soybean concentrated phospholipids and the like as main fat raw materials with a carrier. The ruminant animal fat powder has no influence on normal physiological activity of microflora in ruminant animal rumen, can pass through the rumen, can be converted into an absorbed form under the actions of chemistry and enzyme in abomasums and duodenum of a digestion system and is digested, absorbed and utilized by small intestine. The product prepared by a formula and a processing technique of the invention is favorable in flowing property and can be mixed to the feed by adopting corresponding dosage stirring according to the requirement of animal nutrition; and the product is convenient and practical and is convenient for storage and transportation.

The invention discloses a postpartum new dairy cow drenching nutritious supplementary and application thereof in a nutritious supplementary for treating postpartum hypocalcemia, abomasum displacement or ketosis disease of dairy cow. The nutritious supplementary provided by the invention is capable of effectively maintaining the levels of blood calcium, blood magnesium and glucose and reducing the levels of NEFA (Non-Esterified Fatty Acid) and beta-hydroxybutyric acid, thereby effectively reducing the occurrence rate of metabolic diseases of postpartum paralysis, ketosis, abomasum displacement and the like of new dairy cow. As a result, the dairy cow can be rehabilitated in physical power and food intake quickly, and the health condition of the dairy cow can be improved and the milk yield of the dairy cow can be increased; and good economic benefit can be achieved.

The invention discloses a left cow abomasum displacement replacer with an openable and closable launching tube. The left cow abomasum displacement replacer comprises a replacement needle launcher and a replacement needle, the replacement needle launcher comprises the launching tube, a launching portion and a trigger, the replacement needle is a straight needle, the launching tube comprises a left half tube and a right half tube which are matched in opening and closing under control of an opening and closing mechanism, and a suture passing hole is further formed in the upper portion of the launching tube. By the left cow abomasum displacement replacer, traditional two-side incision surgeries can be simplified to one-side incision surgeries, and survival probability of cows suffering from serious diseases is effectively increased, and the replacement needle can be fed to a set location even for large-sized cows; besides, the replacement needle can be protected effectively, accidents are decreased, and surgery success rate is increased; since the openable and closable launching tube is arranged, sutures cannot be pressed in a tube cavity of the launching cavity to affect launching of the replacement tube, and launching success rate of a surgical replacement device is effectively increased.

The invention relates to a method for preparing solid lamb ferment rennet. The method comprises the following steps of: processing lamb abomasums; peeling mucous membranes of the lamb abomasums; extracting lamb ferment rennet; concentrating liquid lamb ferment rennet; freezing the lamb ferment rennet; and vacuum freezing and drying the lamb ferment rennet. A vacuum freezing and drying technology is adopted by the method, and the problem of enzymatic activity loss of the lamb ferment rennet in the processes of freezing and drying is successfully solved through adding an enzymatic activity protective agent. The solid lamb ferment rennet prepared by the method can keep higher activity, is convenient to store and transport and can be applied to cheese production.

The invention mainly aims to prevent and treat a series of syndromes caused by ketosis of the periparturient cows by using lotus leaves and some antioxidative substances. The powder mainly has an effect of preventing and treating some postpartum diseases easily caused by improper feeding management of postpartum cows and physiological factors of the cows. The powder is mainly prepared from calciumgluconate, potassium gluconate, iodized salt, propylene glycol, vitamin A, vitamin D, vitamin E, vitamin B12, nicotinic acid, carotenoid and nuciferine, and is mainly used for preventing postpartum paralysis of the cows, postpartum hemorrhage, retained placenta, cow ketosis, abomasum displacement, milk down, fatty liver and endometritis. The powder has precise components, is high in safety and easy to manufacture, is prepared from the readily available materials and low in manufacturing cost, can supplement nutrition and trace elements which are required by the postpartum cows in time, and has a good effect on prevention of the postpartum syndrome of the cows. The feeding cost can be greatly reduced, and the powder has relatively high economical benefits.

The invention discloses an operation repositor having an external endoscope and being used for left displacement of abomasum of cows. The operation repository comprises a high-pressure air source, a suture line, a reset needle, and a propelling device. The propelling device is externally provided with a portable endoscope. The outer edge of the propelling device is smooth. The propelling device comprises a propelling unit, an air supply unit which is on the tail part of the propelling unit and is connected with the propelling unit, and a needle storage bin which can hold the reset needle. Theair supply unit comprises a gas pipe and a connector. The head of the needle storage bin is provided with a needle outlet hole for the reset needle to pass through. The needle storage bin is providedwith a line leading groove on the needle outlet hole. The propelling unit comprises a main cylinder, an air cylinder, a piston, a piston rod, and a buffer cushion. The tail part of the air cylinder isout of the main cylinder and is connected with the connector of the air supply unit. The piston rod passes through a guide pipe which is arranged on the bottom of the main cylinder and enters the needle storage bin. The tail part of the reset needle is fixed on the head of the piston rod. The gas pipe is connected with the high-pressure air source. The gas pipe can be flexibly bended, and reducescompression on visceral organs, and reduces operation time.

A lamb ferment rennet ultrasonic extraction method comprising the steps of, pretreating the lamb abomasums, chopping, supersonic extracting, centrifugal separation, activation, wherein the abomasums of the lamb born within 3 weeks are used as raw material, and the cavitation effect produced by the ultrasound wave in the solution to destruct the abomasums cellular structure, thus substantially reducing the abstraction time.

The invention discloses a sour curd of goat milk, which comprises the following parts: 0.33-1.33% lamb abomasums enzyme, 1.66-2.66% citric acid, 0.13-0.52% calcium lactate, 2.00% compound stabilizer and 53.33% sucrose. The preparing method comprises the following steps: preparing emulsion; allocating compound material; homogenizing; making sour curd of goat milk; detecting quality.

The invention provides a free-range breeding method capable of promoting development of digestive organs of lambs. The method is applicable to all one-month-old lambs. The key of the method is time-limited grazing in combination with a proper amount of supplementary feeding. Aiming at young sheep which are bred through barn feeding and half barn feeding in sub-arid continental climate areas in a medium-temperature zone, a breeding method of grazing for 2-4 hours per day in combination with supplementary feeding of 300-450g concentrate feed is adopted, the weight of livers, lungs and abomasums of sheep are enabled to be obviously increased, the development of intestinal villi can be stimulated, the digestion and absorption of nutrient substances by organisms are promoted, the utilization ratio of feeding resources is improved, the breeding cost is reduced and the commodity rate of the lambs is improved. The free-range breeding method capable of promoting the development of the digestive organs of the lambs is simple and feasible, is convenient to use and is not limited by factors such as locations and animal species.

The invention discloses a processing method for improving use efficiency of soybean meal and/or rapeseed meal and/or cottonseed meal in a digestion and absorption process of ruminants. The processing method comprises a processing technology, required materials and technological parameters. Through a series of physical and chemical reactions, saccharified soybean meal and/or rapeseed meal and/or cottonseed meal can reach abomasums through rumens of the ruminants, and the protein digestibility of the saccharified soybean meal and/or rapeseed meal and/or cottonseed meal in a whole digestive system of the ruminants is improved, accordingly, protein resources are saved, and are converted into animal products to the greatest extent, the culture benefit of the ruminants is further improved, and remarkable social benefits and economic benefits are achieved.

The invention relates to a quick preparation method for ultrasonic-assisted extraction of effective components of lamb abomasum. The method comprises the steps of adding degreased lamb abomasum powder to a phosphate buffer solution at the low temperature for dissolution, and performing ultrasonic processing; adjusting the pH value by utilizing a hydrochloric acid solution, and performing activation at the lower temperature; adjusting the pH value by using a sodium hydroxide solution, performing filtering, performing centrifugation, removing residues, and performing dialysis desalting on a supernatant solution; and performing centrifugation to remove deposits (salt-soluble proteins) formed by dialysis, and performing freeze-drying to obtain the effective components of the lamb abomasum. Through a test, the protein content of effective component extract obtained by the method reaches 71.5%, the rennin activity is 26,916 Ru/g, the pepsin activity is 3,685.2 u/g, and rennin and pepsin bands in a lauryl sodium sulfate-polyacrylamide gel electrophoresis image are clear. Compared with a conventional stirring autolysis method, the quick preparation method has the advantages that the time required for preparing the effective components of the lamb abomasum by the method can be remarkably shortened, the bio-activity is not reduced, the large-scale production is facilitated, and the method is one of ideal methods for preparing the effective components of the lamb abomasum.

The invention provides chymosin, wherein the amino acid sequence of the chymosin is as shown by SEQ ID NO:2. The chymosin has the specificity of a yak milk substrate, and can be used for preparing yak milk cheese. The invention also provides a gene for coding the chymosin described in the claim 1, wherein the nucleotide sequence of the gene is as shown by the SEQ ID NO:1. The invention has the advantages that the chymosin ensures that the yak milk can be quickly solidified, the problem that the conventional chymosin is not suitable for producing the yak milk cheese is solved, and the chymosin can be used as a substitute of calf abomasum chymosin and has wide application prospects in the field of deep processing of yak milk.

The invention relates to a feeding method for a calf. The feeding method for the calf comprises the following steps: colostrum collection: a step of collecting colostrum of a multiparous cow, carrying out cooling at room temperature for 1 to 2 hours, then placing the cooled colostrum in a freezing chamber, and carrying out storing; feeding with the colostrum: a step of unfreezing the frozen colostrum, detecting the colostrum, and drenching detection-qualified colostrum to the abomasum of the calf; and conventional feeding: a step of feeding the calf with ordinary milk or a milk replacer. The feeding method for the calf provided by the invention can effectively improve the survival rate of the calf, fully establishes the passive immune system of the calf, reduces generation of digestive tract diseases of the calf in the process of feeding, greatly improves production efficiency, and effectively saves the cost of feeding the calf.

The invention discloses a novel operative reduction apparatus for left displacement of abomasum of cattle. The novel operative reduction apparatus comprises a reduction needle receiving device extending into the abdomen of the cattle and a reduction needle emitting device located on the outer side of the right abdomen of the cattle, wherein the reduction needle receiving device comprises a receiving pipe and a probe connected at the rear end of the receiving pipe, a needle cushion is arranged at the bottom of the receiving pipe, the reduction needle emitting device comprises an emitting pipe,a circuit triggering part located at the rear of the emitting pipe and a switch capable of controlling the circuit triggering part, the reduction needle is arranged in the emitting pipe and is a straight needle, a binding hole is formed in the front end of the reduction needle, one end of a suture line penetrates through the binding hole, a fixing part for fixing the reduction needle is arranged in the emitting pipe, the circuit triggering part comprises a battery, a circuit board, a driving assembly, a moving magnetic pole assembly and a needle striking pole, the battery, the circuit board, the driving assembly and the switch are electrically connected and form an electric loop, the moving magnetic pole assembly is arranged in the driving assembly, the needle striking pole is fixed on themoving magnetic pole assembly, and a reset spring is mounted on the periphery of the needle striking pole. The operation time is shortened.

The invention discloses a left cow abomasum displacement replacer with a suture passage. The left cow abomasum displacement comprises a replacement needle launcher and a replacement needle with a suture binding hole, the outer edge of the replacement needle launcher is smooth, the replacement needle is a straight needle, the rear end of the replacement needle is disposed in a launching portion, the rest parts of the replacement needle are located in a launching tube, the suture binding hole is located in a needle body located in the launching tube, and the suture passage is formed in a tube body of the launching tube. The launching portion comprises a force-accumulating spring, a hitting head, a connecting block and a buffer spring, and the rear end of the replacement needle is inserted into the connecting block and matched with the same in a frictional manner. By the left cow abomasum displacement replacer, two-side incisions by a greater omentum fixation method can be simplified to one-side incisions, a surgeon is helped to easily feed a fixation suture to an ideal target location on the abdominal wall on the right side, and survival probability of cows suffering from serious diseases is effectively increased; besides, the replacement needle can be protected effectively, accidents that viscera are stung by the replacement needle are decreased, and surgery efficiency and safety coefficient are improved greatly; since the suture passage is arranged, launching success rate of a surgical replacement device is effectively increased.

The invention discloses a method for supplementing feeding of a meat goat growth-promoting agent through rumens. After meat goats are ablactated, water is supplied with sucking-type nipple drinkers, edible salt is dissolved in drinking water for supplementing feeding, and through long-term sucking action and intensified stimulation of the edible salt drinking water, oesophagus groove closing reflection of the meat goats can continue to adult years all the way. After the meat goats of two months are ablactated, the sucking-type nipple drinkers are always adopted for water supply, the edible salt is dissolved in the drinking water to supplement feeding, and through long-term sucking action and intensified stimulation of the edible salt drinking water, oesophagus groove closing reflection ofthe meat goats can continue all the way; within the time from ablactation to slaughtering, the compound growth-promoting agent is mixed and dissolved in the drinking water, and directly conveyed intoabomasums without passing through the rumens due to the oesophagus groove closing reflection, and finally reaches small intestines to exert effects, and therefore growth of the meat goats is promoted.

The invention belongs to the technical field of veterinary drug preparations, in particular to a traditional Chinese medicine sustained-release drug preparation capable of substituting antibiotics to have a prevention and sterilization effect, and particularly relates to sophorae flavescentis seed flavone sustained-release pellets for veterinary use and having a by-pass rumen protection for ruminants and a preparation process of the sophorae flavescentis seed flavone sustained-release pallet. The pellets are prepared from the following raw materials: 40 to 45 percent of main herbs, 15 to 30 percent of wax materials, 15 to 20 percent of Carbomer, 10 to 20 percent of ethyecellulose and 1 to 5 percent of anti plastering agent and flavoring agent. By utilizing the characteristic of pH sensitivity of the Carbomer, the swelling of the Carbomer is controlled by virtue of the variation of a pH environment of rumen and abomasum so as to achieve drug sustained-release and positioned release purposes, so that a coating process is omitted, the preparation process is simple and fast, and the repeatability is good. The invention also provides a method for preparing the sustained-release pellets by virtue of a melt high-speed stirring technology. The preparation method has the advantages of high production efficiency, good pellet stability, and time and labor conservation.

The invention discloses a cattle abomasum left-displacement operation repositor with a disinfection thread box. The cattle abomasum left-displacement operation repositor with the disinfection thread box comprises a high pressure air source, a suture thread, a reposition needle with a thread binding hole, a push device and the disinfection thread box; the outer edge of the push device is smooth, and the push device comprises a push unit, an air supply unit and a needle storage cabin, wherein the air supply unit is located at the tail of the push unit and connected to the push unit, and the needle storage cabin can accommodate the reposition needle; the push unit comprises a main cylinder, an air cylinder, a piston, a piston rod and a buffer pad, wherein the air cylinder is fixed in the maincylinder, the piston is slidably matched with the inner wall of the air cylinder, the piston rod is connected to the head of the piston and can penetrate through the buffer pad, the buffer pad is located in front of the piston, the head of the air cylinder abuts against the bottom of the main cylinder, the tail of the air cylinder is located outside the main cylinder and connected to a connectorof the air supply unit, the piston rod penetrates through a guide pipe at the bottom of the main cylinder and enters the needle storage cabin, and the tail of the reposition needle is inserted into the head of the piston rod. An air pipe can be flexibly bent, oppression to visceral organs is reduced, the reposition needle can be recycled, and the operation time is reduced.

The invention discloses a nucleotide sequence shown in SEQ ID NO: 1, a recombinant vector and a recombinant bacterium comprising the nucleotide sequence as well as chymosin which is encoded by the nucleotide sequence shown in SEQ ID NO: 1. The invention further discloses a method for preparing recombinant chymosin of abomasum of a yak by using the recombinant bacterium. The recombinant chymosin of abomasum of the yak disclosed by the invention is soluble and high in activity and has an industrial application value.