13 results about "AI - Artificial insemination" patented technology

The utility model provides an artificial insemination tube assembly, which belongs to the technical field of insemination tubes and comprises a storage tube, a push rod and an annular air bag, the push rod and the annular air bag are arranged on the storage tube, a feeding tube is arranged on the side wall of one end of the storage tube, and a seminiferous duct is mounted at one end of the storage tube. According to the insemination device, the annular air bag arranged on the outer side of the seminiferous duct expands while insemination is conducted, it is guaranteed that the device is fixed, meanwhile, the situation that semen flows back after insemination is effectively prevented, and then the probability of pregnancy is improved, meanwhile, two one-way valves are installed on the two sides of the annular air bag, and after the annular air bag completely abuts against the inner wall of a uterine cavity, the two one-way valves are closed. When the device is taken out, the other one-way valve is forced to be opened and closed to supplement air into the annular air bag from the outside in the subsequent process of taking out the device, so that the push plug is convenient to move to the initial position, and the safety of the device is improved. The subsequent addition and use of the seminal fluid are convenient.

This invention discloses a method for large-scale breeding of all-male salmon and trout, belonging to the field of fish sex regulation breeding technology. The method includes: collecting fertilized eggs from different families of the same species of salmon and trout, artificially incubating them to obtain fry, and inducing sex reversal in the fry by using 17β-estradiol when they begin feeding; subsequently, raising the fry to sexual maturity, selecting individuals with a female phenotype, and then using sdY as a sex identification gene, selecting pseudo-females with genotype XY by quantitative real-time PCR; pairing the sexually mature pseudo-females with genotype XY with normal males with genotype XY, and obtaining super-males with genotype YY through artificial insemination; pairing the sexually mature super-males with females with genotype XX, and producing all-male salmon and trout with genotype XY on a large scale through artificial insemination. This invention overcomes the problem that existing technologies cannot achieve large-scale breeding of all-male salmon and trout.

The utility model belongs to the technical field of semen deposition guns, and particularly relates to a semen deposition gun with a semen deposition tube fixing structure. A semen deposition gun with a semen deposition tube fixing structure comprises a sleeve, a handle and a gun barrel, a fixing hole is formed in the handle, the sleeve penetrates into the fixing hole of the handle to be fixed, a fixing section and a handheld section are arranged on the outer wall of the handle, the outer diameter of the fixing section is gradually increased, and a clamping ring is arranged on the fixing section; a plurality of handheld discs are arranged at the handheld section; and a hand pusher is arranged at the tail part of the gun barrel.

The utility model discloses an artificial insemination fixing device in the technical field of artificial insemination, which comprises a bottom plate, a movable plate is movably arranged on the upper side of the bottom plate, a U-shaped frame is fixedly arranged on the outer side of the movable plate on the upper side of the bottom plate, a fixing rod is fixedly arranged on the inner side of the U-shaped frame, an arc-shaped block is fixedly arranged at the lower end of the fixing rod, and an inner groove is formed in the upper side of the bottom plate. Threaded rods are rotatably arranged on the inner sides of the inner grooves, sliding blocks are arranged on two sections of threads, opposite in direction, on the outer sides of the threaded rods in a sleeving mode, supporting rods are rotatably arranged on the upper sides of the two sliding blocks, and the other ends of the supporting rods are connected to the movable plate. By means of the simple installation structure, a sow can be conveniently lifted and fixed, workers can conveniently conduct artificial insemination on the lifted sow while the sow can be rapidly fixed, using is very flexible and convenient, working intensity is reduced, working efficiency is improved, the practical effect is good, and the sow fixing device is worthy of popularization. The method is worthy of market popularization.

The application discloses a kind of east star spot circulating water breeding system and method for promoting production simulating natural ocean current, belong to aquaculture engineering technical field.The application of a kind of east star spot circulating water breeding system and method for promoting production simulating natural ocean current, system includes: breeding pond body structure, bionic water flow stimulation subsystem, circulating water treatment subsystem and intelligent control subsystem;Method includes system preparation and east star spot parent fish enters pool stage, gonad development promotion stage, spawning induction stage and postpartum management stage.The application solves the problems of single fixed water flow mode, extensive gonad development stimulation method, dependence on artificial insemination, low automation degree and low overall breeding efficiency in the prior art of east star spot circulating water breeding.The application constructs an integrated circulating water aquaculture environment, accurately simulates the complex tidal and ocean current conditions of east star spot natural spawning ground, thereby effectively stimulates parent fish gonad development synchronization, triggers its natural reproduction behavior, and significantly improves spawning quantity and fertilization rate.

The utility model relates to an aquatic fry artificial insemination device, aims at solving the current multiple needle tube placement is more disorderly technical problem, including bottom plate, placing plate and needle tube, bottom plate both sides are respectively fixed with mounting panel, is equipped with mounting hole on mounting panel, placing plate is arranged in bottom plate top side, a plurality of needle tubes are arranged on placing plate in proper order, the needle tube is positioned on placing plate through support structure and clamping structure, the support structure includes bottom block A and support ring, bottom block A is fixed in placing plate top side, support ring is fixed in bottom block A top -end, support ring and needle tube embedded support cooperation, clamping structure includes bottom block B and plastic snap ring, bottom block B is fixed in placing plate top side, plastic snap ring is fixed in bottom block B top -end, plastic snap ring and needle tube embedded joint cooperation, the utility model has the advantage that the needle tube is positioned in placing plate conveniently and quickly, is convenient for taking and keeps placing plate stable simultaneously.

The invention relates to the technical field of acrossocheilus fasciatus breeding, in particular to an acrossocheilus fasciatus oviposition inducing device and an oviposition collecting method. Comprising an inducing unit, a collecting unit, a mixing unit and a hatching unit which are sequentially arranged. The induction unit comprises a plurality of induction water tanks which are arranged in parallel, and a sand frame and a lifting gate are arranged in each induction water tank; the sand frames are detachably arranged in the induction water tanks, coarse sand layers are laid at the bottoms in the sand frames, lifting mechanisms are further arranged at the bottoms of the sand frames and used for lifting the sand frames, and the lifting gates of the induction water tanks are independently controlled. The oviposition inducing device is matched with a special oviposition collecting method, so that the problems of frequent trawl in artificial insemination and difficulty in batch obtaining of fertilized oviposition in non-synchronous gonad development of parent fishes can be effectively solved.

To allow a mechanism for imparting an external stimulus to be installed so as to enable high-sensitivity measurement of structural and electromagnetic changes of a cell in response to the external stimulus using an NV center.SOLUTION: A sample measurement device provided herein has an environmental control mechanism for changing the state of a sample by imparting an external stimulus to the sample.SELECTED DRAWING: Figure 3

The invention discloses an artificial insemination pregnancy success rate prediction system based on age stratification, which relates to the technical field of artificial insemination pregnancy prediction and comprises an information acquisition module, an age stratification module, a rule scheduling module, a calculation engine module and a result generation module. The information acquisition module is used for acquiring basic clinical information, ovarian function detection values, male seminal fluid treatment parameters and treatment scheme types of a to-be-evaluated object; the age layering module distributes the to-be-evaluated objects to a young or elderly female evaluation set according to a preset age boundary threshold value; a rule scheduling module calls a corresponding core prediction index subset and a quantitative association rule from the differentiated clinical prediction factor knowledge base according to the evaluation set; the calculation engine module inputs the corresponding data into the quantitative association rule for calculation; and the result generation module integrates the intermediate evaluation value and outputs a pregnancy success rate prediction result. The system can improve the prediction accuracy, and is suitable for clinical demands of groups of different ages.

The application relates to the technical field of artificial insemination, and particularly discloses an artificial insemination device for sows and a use method thereof, which comprises a workbench, two first supporting plates are fixedly connected to the workbench, a frame is fixedly connected to the upper surface of the workbench, a switch door is arranged on one side of the frame, a first sliding plate is slidably arranged on the other side of the frame, a storage shell is fixedly connected to the side wall of the first sliding plate, a sliding push plate is slidably arranged on the storage shell, a material injection pipe is communicated with the storage shell through a hose, two belts are rotatably arranged on the workbench through two rotating rollers, and the first supporting plate is in contact with the adjacent belt. The frame is used for limiting the sows, the activity range of the sows is limited, the material injection pipe is prevented from being separated from the uterus of the sow in the struggling process of the sow, the struggling strength of the sow on the leg is weakened by the cooperation of the belt rotation, and the stability of the artificial insemination operation is improved.

The application discloses a bee artificial insemination teaching system, which comprises a carbon dioxide unified gas supply system, a precise cold light illumination system, an equal proportion silica gel model, a color marking adjusting knob, a multi-channel synchronous display system and an insemination step precision unit. The carbon dioxide unified gas supply system comprises a carbon dioxide tank, a pipeline network, a system total switch, independent switches, a carbon dioxide bubble counter and independent flow rate adjusting knobs. The multi-channel synchronous display system comprises an operator display, an integrator, a converter, a large display and a computer remote online conference. The insemination step precision unit comprises a semen collection module, a queen bee processing module and an artificial insemination module. The application constructs a teaching system based on popularization of bee artificial insemination technology, perfects the content of bee artificial insemination teaching, improves operation efficiency and convenience through unified gas supply, significantly reduces storage demand and safety hazards, and can meet the demand of various different scenes through a multi-channel display mode and can accurately process student problems.

The invention is applicable to the field of reproductive medicine, and provides an artificial insemination transplantation device for reproductive medicine, which comprises a device base, and further comprises a host terminal arranged on the device base and used for collecting, analyzing and processing multi-source data of a human body, the multi-source data comprises intrauterine physiological data and body state data; the transplantation catheter is connected with the host terminal through a combined pipeline and can collect intrauterine physiological data; the in-vitro monitoring sub-equipment is in wireless connection with the host terminal and is used for acquiring physical state data; in the transplanting process, the multi-source data is uploaded to the host terminal for analysis. The device has the beneficial effects that objective and reliable operation guidance can be provided for doctors, and the success rate of embryo implantation and the repeatability of treatment are improved on the whole by creating an optimal implantation window.

A device for supporting insemination that includes an elongated tubular body, the body has a proximal portion, a middle portion, and a distal portion, the proximal portion is of an oval shape, the middle portion is of a narrow tubular shape, and the distal portion is configured as a hub to sealably receive a tip of a syringe. The body further has a hollow central channel that extends throughout the length of the elongated tubular body.