53 results about "Sperm Collection" patented technology

The invention discloses an HNRNPA2B1 gene-based bovine sperm malformation rate related SNP molecular marker and application thereof, and belongs to the technical field of genetic molecular biology, the number of the SNP molecular markers is two, SNP1 is at the position of a bovine genome chr4: 69733358, the polymorphism is C or A, SNP2 is at the position of a bovine genome chr4: 69733387, and the polymorphism is T or G. According to the two SNP loci provided by the invention, the dominant genotypes of g.-1713A > C and g.-1684G > T are AA and GG respectively, and the sperm collection quantity and the sperm malformation rate of the two SNP loci have better performance. By detecting the polymorphism of the two SNP loci, the motility evaluation of the bull sperms can be realized, the breeding is assisted, a reliable support is provided for breeding a high-quality next generation, and the method has the advantages of high reliability, high efficiency, low cost and the like.

The invention provides bacillus and application thereof in separation and recovery of heavy rare earth, the strain of the bacillus is named as Bacillus sp.DW011 and preserved in Guangdong Microbial Culture Collection Center, and the preservation number is GDMCC No: 65275. The invention belongs to the technical field of biological environmental protection, provides novel bacillus, enriches the prior art, realizes application of the novel bacillus in separation and recovery of heavy rare earth, has extremely strong stress resistance and good adaptability to the external environment, and is beneficial to selective adsorption and recovery of heavy rare earth ions.

The invention discloses double-fermentation clostridium parafusiforme, application thereof and a molecular marker for detecting the double-fermentation clostridium parafusiforme, and belongs to the technical field of microorganisms and biomedicine. The invention discloses a double fermentation clostridium parafermentum S1-GT1, which is preserved in the Guangdong Microbial Culture Collection Center on May 27, 2024, and the preservation number of the double fermentation clostridium parafermentum S1-GT1 is GDMCC (China General Microbiological Culture Collection Center) NO: 64683. The invention also discloses an application of the S1-GT1 strain in preparation of drugs for treating solid tumors, and a molecular marker for identifying the S1-GT1 strain. The double-fermentation clostridium parafusiformis S1-GT1 disclosed by the invention has good safety and excellent spore production capacity, and can be used for inhibiting the growth of one or more solid tumors and reversing or destroying one or more solid tumors.

The invention belongs to the technical field of artificial insemination of bumblebees, and particularly relates to a male bumblebee sperm collecting device. The male bee seminal vesicle extraction platform is arranged on the base, the male bee seminal vesicle extraction platform is used for clamping the male bee seminal vesicle glass sheet, the male bee seminal vesicle glass sheet is used for placing a male bee seminal vesicle, and the male bee seminal vesicle extraction platform drives the male bee seminal vesicle glass sheet to move in the horizontal direction of the base; the insemination needle fixator is vertically arranged on the base in a lifting mode and used for fixing a glass needle, and the glass needle faces the male bee seminal vesicle glass sheet. Through the device, the extraction efficiency can be remarkably improved, so that the sperm exposure time is effectively shortened, and relatively high vitality is kept.

The application provides a method for on-site rapid artificial insemination of wild Pseudosciaena crocea of Lutjanidae, and belongs to the technical field of aquatic animal breeding. Wild parent fish of Pseudosciaena crocea of Lutjanidae are captured in the breeding season; sperm is collected from the selected sexually mature male parent fish on the capture site; after artificial sperm collection, sexually mature female parent fish are selected, and fish eggs are collected; high-quality fertilized eggs are obtained through artificial insemination; the artificial insemination comprises the following steps: adding sperm into fish eggs, adding natural seawater for stirring, and finally washing with natural seawater. Through comprehensive regulation of key links in the whole process of artificial insemination, the purpose of obtaining high-quality fertilized eggs by using wild parent fish of Pseudosciaena crocea of Lutjanidae and carrying out artificial fry breeding is achieved.

The semen collection cup comprises a cup body and a cover body, the cover body comprises a cup cover and a silica gel layer, the bottom wall of the cup cover is covered with the silica gel layer, the silica gel layer can be embedded into the cup body and abut against the inner wall of the cup body, and the outer wall of the cup body is covered with a heat preservation coating. The structure can improve the sealing performance and prevent the seminal fluid sample from leaking in the transportation process; the cup body can be conveniently closed and opened, one-hand operation is facilitated, the heat preservation effect can be improved, and the influence of temperature change on the activity and quality of a sample is reduced.

The utility model relates to the field of artificial insemination, in particular to a semen collection device, which comprises a semen collection device body which comprises a semen collection device, and is characterized in that the body further comprises a holding part connected with the semen collection device, the holding part comprises a telescopic component with two ends extending out of the body, and the telescopic component is provided with an opening. The grips are arranged at the two ends of the telescopic component; according to the semen collection device, the holding part is additionally arranged on an original semen collection device, the holding part is formed by combining the telescopic component and the holding handle, in the actual operation process, the holding handle provides the corresponding holding effect, instability in the collection process is reduced, and the operation difficulty is lowered; the telescopic component is convenient to store, due to the fact that the grip is used, the transverse occupied space of the whole semen collection device can be increased, under the action of the telescopic component, the grip retracts into the body, and therefore the problem that storage is inconvenient is solved.

The utility model discloses a pepper stamen fine powder taking device which comprises a mounting shell, a screening barrel, a blanking barrel, a driving mechanism and a stirring mechanism, the mounting shell, the screening barrel and the blanking barrel are detachably connected together in sequence from top to bottom, and a filter screen is arranged at the bottom of the screening barrel; the stirring mechanism comprises a rotating shaft and a stirring plate; one side of the top of the rotating shaft is rotationally connected with the mounting shell, one side of the bottom of the rotating shaft extends into the screening barrel, and the stirring plate is fixedly connected to the bottom of the rotating shaft; the driving mechanism is arranged in the mounting shell and used for driving the rotating shaft to rotate. The driving mechanism drives the rotating shaft and the stirring plate to rotate, pepper stamens in the screening barrel are stirred, separation of fine powder from the stamens can be accelerated, the separation effect is effectively improved, and the separation efficiency is improved.

The invention relates to the technical field of sperm collection, in particular to a sperm collection cup and a using method thereof.The sperm collection cup comprises a sperm collection cup body, the sperm collection cup body further comprises a cup body made of plastic and a cover on the cup body, a circle of buckling groove is formed in the lower portion of the cover, and the buckling groove is of a structure matched with the upper edge of the cup body; a circle of snap ring groove is further arranged below the cover, the sperm taking cup body further comprises a sperm containing bag made of latex and a snap ring, the snap ring is of a structure matched with the snap ring groove, the upper portion of the sperm containing bag is arranged in the snap ring groove, the snap ring is installed in the snap ring groove to fix the upper portion of the sperm containing bag, and a middle hole is formed in the cover. The semen extractor has the advantages of convenience in semen removal, convenience in use and better semen extraction effect. The invention further provides a using method of the sperm collecting cup.

The present invention discloses a kind of Serratia marcescens and its acid-reducing application. The strain name is Serratia marcescens (Serratia sp.) JS‑043, and the deposit number is GDMCC NO: 62046. The strain was deposited in the Guangdong Provincial Microbiological Culture Collection Center on the 5th floor of Building 59, No. 100, Xianlie Middle Road, Guangzhou on November 9, 2021. The Serratia sp.JS‑043 strain in the present invention has excellent tolerance to high concentrations of citric acid, and can improve its pH value by biotransforming plant acidic substances such as organic acid compounds in citrus juice and citrus residues, reduce or eliminate the inhibitory effect of low pH conditions on the activity of fermentation microorganisms, and effectively improve the utilization efficiency of acidic organic matter such as citrus juice.

A breeding rabbit sperm in-vitro obtaining and culturing device comprises a bottom box, a box cover is arranged at the top of the bottom box, the two ends of the box cover are of arc-surface-shaped structures, a collecting device used for collecting sperms is detachably installed at the end of the bottom box, a plurality of containing grooves used for containing the collecting device are formed in the side face of the bottom box, and groove doors capable of being opened and closed are arranged at the outer ends of the containing grooves. Symmetrical first inserting columns are fixed to the inner side of the groove door, first inserting holes matched with the first inserting columns are formed in the bottom box, and a handle is fixed to the outer side of the groove door. A supporting column is fixed to the bottom of the box cover, a sliding groove is formed in the top of the bottom box, the supporting column is slidably connected into the sliding groove, a vertical first strip-shaped hole is formed in the side face of the bottom box, a threaded rod is detachably fixed to the side face of the supporting column, and the outer end of the threaded rod extends out of the first strip-shaped hole and is in threaded connection with a locking nut. The sperm collecting device is convenient to take and place, the storage quality of sperms is guaranteed, the height is convenient to adjust, and the adaptability is good.

The present invention provides a strain of Bacillus Velez G14 and its application. The strain was deposited in the Guangdong Provincial Microbial Culture Collection Center on July 16, 2024, with a deposit number of GDMCC NO: 64871, and the deposit address is 5th Floor, Building 59, No. 100, Xianlie Middle Road, Guangzhou. The Bacillus Velez G14 strain and its fermentation broth of the present invention can not only effectively inhibit Pasteurella multocida, Enterobacter aerogenes, Enterococcus faecalis and Pseudomonas aeruginosa, but also have better genetic stability, acid-base stability, temperature stability, enzyme stability, ultraviolet stability and storage stability.

The invention discloses a sperm collection system based on the universe. The sperm collection system comprises VR glasses, a simulated vagina body and a sperm detection module, the simulated vagina body comprises a cup body provided with a silica gel cylinder, the silica gel cylinder is provided with a collection channel, and a semen storage cavity is formed in the inner bottom of the collection channel; the semen detection module is arranged in the semen storage cavity and comprises a control chip as well as an optical sensor, a first pressure sensor, a first temperature sensor and a wireless transmission module which are electrically connected with the control chip, and the optical sensor, the pressure sensor and the temperature sensor are respectively used for detecting light transmittance, weight and temperature of semen; and the wireless transmission module transmits the detected transmittance, weight and temperature information of the seminal fluid to a hospital database in a wireless mode. With the adoption of the arrangement, the VR glasses are used for creating a good semen collection environment for a user, and the discharged semen can be primarily detected to obtain primary detection data of the semen, so that the semen detection accuracy and the detection efficiency are improved.

The utility model discloses a semen collection device for male genital department, which relates to the technical field of semen collection devices and comprises a plurality of transparent collection boxes, auxiliary components are arranged at the bottoms of the transparent collection boxes, semen collection components are arranged on the left sides of the tops of the auxiliary components, and supporting components are fixedly connected to the bottoms of the auxiliary components. The auxiliary assembly comprises a placement table, the four corners of the bottom of the placement table are fixedly connected with the top of the supporting assembly, a video player is fixedly installed behind the top of the placement table, and a placement groove is formed in the position, close to the front, of the left side of the top of the placement table. According to the semen collection device for the male genital department, the air bag layer is fixedly connected between the handheld area and the second silica gel ring, the handheld area is conveniently held by a hand to transmit and extrude the second silica gel ring and then transmit the second silica gel ring to the genital organ, and the effects of simulating the vagina and facilitating semen collection are improved through the multiple convex corrugated rings on the inner wall of the second silica gel ring.

The application discloses an intelligent semen collection system based on visual servoing and bionic feedback, which comprises a multi-modal visual servoing module, a bionic semen collection executor and a semen sorting module.

The invention discloses a cryopreservation method of haliotis diversicolor sperms. The method comprises the following steps: collecting the sperms, testing the initial activity of the sperms, preparing sperm freezing liquid, balancing and freezing the sperm freezing liquid, unfreezing the frozen sperms, and testing the activity after unfreezing. The collected male haliotis discus hannai sperms with the initial activity higher than 90% and a cryoprotectant are mixed according to the volume ratio of 1: 3, and sperm refrigerating fluid is obtained; transferring the sperm freezing liquid into straw, balancing, freezing, and soaking in liquid nitrogen for preservation to obtain frozen sperms; putting the straw filled with the frozen sperms into a water bath kettle, and unfreezing to obtain unfrozen sperms; finally, the straw containing the thawed sperms is cut open, the thawed sperms are transferred to a centrifugal tube, activity testing is carried out, and the activity and quality of the haliotis discus hannai sperms after cryopreservation are remarkably improved through the method.

1. The name of the design product: sperm collector (male bee). 2. The use of the design product: used for sperm collection of male bees to do experiments. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: front view.

A system and method for improving sperm selection during in vitro fertilization (IVF) procedures includes a sperm containment apparatus equipped with a capture system designed to isolate motile sperm as they respond to the presence of a retrieval instrument within the sperm solution. As more motile and potentially healthier sperm move away from the retrieval instrument, they are selectively corralled within certain regions of the apparatus. The capture mechanism may include various structures, such as a barrier member including one or more passageways which direct sperm movement. By isolating sperm based on their motility, this invention enhances the selection process, improving the chances of successful fertilization with higher-quality sperm. This system provides a more efficient and targeted approach to sperm retrieval compared to conventional methods.

As shown in the reference AA cross-sectional view, the sperm collector, which is the article of the present design, has a core member made of gel-like resin with an insertion space extending from a penis insertion opening at one longitudinal end to the interior, a cap detachably attached to one end of the core member, a cover member covering the other end and outer periphery of the core member, and a peripheral side panel made of a thin hard resin plate provided along the left and right direction from the other longitudinal end. As shown in the front view, the cover member has a flexible resin sheet and diamond-shaped or triangular tile members provided on the surface of the resin sheet. The tile members are made of hard resin and are provided at intervals from each other.

The utility model aims to provide an auxiliary device for semen dilution, and relates to the technical field of medical instruments, a dilution electric push rod is fixedly arranged in a box body, a dilution arm is driven to move downwards through the contraction of the dilution electric push rod so as to drive a dilution guide pipe to be close to a semen taking cup, and a constant delivery pump is arranged on a dilution box; the diluent in the dilution box is quantitatively controlled to be added into the semen taking cup, so that the addition of the diluent is accurately controlled; a stirring electric push rod is fixedly arranged in the box body, a stirring motor drives a blowing rod to stir semen in a semen taking cup, the stirring range of the blowing rod is adjusted through sliding of a fixing head, and air flow is conveyed to the blowing rod through an air pump for blowing, so that the semen is automatically stirred, blown and beaten, and the semen dilution efficiency and effect are improved; the heater is arranged in the dilution box and is matched with the heating base, so that the temperature of the semen and the diluent in the semen taking cup is kept at about 37 DEG C, the temperature difference is reduced, and the sperm motility after the semen is diluted is well kept.

The sperm screening device is sequentially provided with a sperm sampling component, a first filtering component, a sperm screening component, a second filtering component and a sperm collecting component from bottom to top, a sperm storage cavity is formed in the top surface of the sperm sampling part, the sperm screening part is provided with a vertically-through mucus storage cavity, and the sperm collecting part is provided with a vertically-through culture medium storage cavity; the first filtering part is provided with a plurality of first through holes penetrating up and down, and the two ends of the first filtering part are in contact with the sperm storage cavity and the mucus storage cavity respectively; the second filtering part is provided with a plurality of second through holes penetrating up and down, and the two ends of the second filtering part are in contact with the mucus storage cavity and the sperm collecting part respectively. The invention further provides a screening method using the sperm screening device. According to the sperm screening device and the using method thereof, sperms with the ultralow DNA fragmentation rate can be screened out, and the pregnancy rate and the offspring quality can be improved.

The present invention relates to a Cladosporium subuliformewz‑1 and a cultivation method and application thereof, specifically a Cladosporium subuliformewz‑1 and a cultivation method thereof and an application thereof in the prevention and control of citrus psyllids. In the present invention, Cladosporium subuliformewz‑1 is separated from citrus psyllid dead insects that died naturally in the wild, and was deposited in the Guangdong Provincial Microbiological Culture Collection Center on March 17, 2022, with a preservation address of 5th Floor, Building 59, No. 100, Xianlie Middle Road, Guangzhou, and a preservation number of GDMCC No. 62319. Cladosporium subuliformewz‑1 can be cultured through PDA culture medium, and the spores produced by its growth can be used to prevent and control citrus psyllids, which is environmentally friendly and reduces pesticide residues.

The invention relates to an artificial cultivation method of low-temperature-resistant Yunjin hybrid spots, and the method belongs to the technical field of aquatic product distant hybridization breeding, and the method comprises the following steps: (1) low-temperature-resistant grouper group breeding and grouper blue-body group breeding; (2) collecting and storing sperms of epinephelus coioides; (3) epinephelus moara reproduction regulation and ovum acquisition; (4) artificial preparation and incubation of hybrid fertilized eggs; compared with the prior art, the fertilization rate of the bred fries is increased by 2.91%, the hatching rate is increased by 9.58%, and the malformation rate is reduced by 11.33%. The survival rate of hybrid seeds is increased by 69.56% compared with that of purebred epinephelus moara, the low-temperature semi-lethal tolerance temperature of new germplasm seeds is 5.8 DEG C, meanwhile, 'Yunjin hybrid spots' have better hybrid growth advantages, and the weight of 7-month-old seeds is increased by 79.72% compared with that of female parent epinephelus moara; compared with that before breeding, the weight gain rate of the hybrid at the same time is increased by 23.20% compared with that of the female parent epinephelus moara.

The utility model relates to the technical field of reproductive health, and discloses a sperm collecting device which comprises a collecting cylinder, a soft lantern ring is arranged on the inner side of the collecting cylinder, attaching side blocks are arranged on the two sides of the collecting cylinder, attaching sliding grooves are formed in the two sides of each attaching side block, limiting holes are formed in the surfaces of the attaching side blocks, and a telescopic cylinder is arranged on the outer side of the collecting cylinder. Limiting knobs are arranged on the two sides of the telescopic cylinder, connecting blocks are arranged at the front end and the rear end of the telescopic cylinder, elastic soft belts are arranged on the two sides of each connecting block, containing cylinders are arranged on the two sides of the top end of the telescopic cylinder, containing top covers are arranged at the top ends of the containing cylinders, feeding pipes are arranged in the middles of the top ends of the containing top covers, and feeding top covers are arranged on the outer sides of the top ends of the feeding pipes. According to the sperm collecting device, the collecting cylinder, the telescopic cylinder and the collecting cylinder are arranged, so that the device can be conveniently adjusted according to the requirements of a user, sperms can be conveniently collected by the device, and the situation that the sperms flow out due to the fact that the device topples over is reduced.

The utility model relates to the technical field of collecting devices, in particular to a sperm collecting device which solves the problems mentioned in the background technology and comprises a holding tube and a collecting cup, an injection tube is arranged on the outer wall of the holding tube, a plugging cap is in threaded connection with the injection tube, the holding tube is of a double-layer structure, and therefore a containing cavity communicated with the injection tube is formed in the holding tube. A plurality of first through holes are annularly formed in the inner wall of the holding tube, first capsule pieces connected with the inner wall of the holding tube are arranged on the first through holes, a plurality of second through holes are annularly formed in the outer wall of the holding tube, second capsule pieces connected with the outer wall of the holding tube are arranged on the second through holes, and the collecting cup can be placed in the holding tube. Warm water is injected into the containing cavity of the holding tube through the injection tube, then the holding tube is bound through the binding band, the second bag piece is squeezed, the first bag piece expands in the holding tube, and therefore the shape of the vagina of the ewe is simulated, the ejaculation desire of the ram is improved, and the semen collecting efficiency is improved.

Disclosed is a sperm collector, including a sperm collector body, where the sperm collector body includes a sperm collection device, the sperm collector body further includes a gripping portion connected to the sperm collection device, and the gripping portion includes a telescopic member with both ends extending outward from the sperm collector body, and handles arranged at both ends of the telescopic member. The gripping portion is additionally arranged based on the original sperm collection device, and the gripping portion is formed by combining the telescopic member and the handles. During actual operation, the handles achieve a corresponding gripping effect, which reduces collection instability and operational difficulty. The telescopic member in the present disclosure facilitates storage, use of the handles increases a lateral space occupied by the entire sperm collector, and the handles retract inward towards a housing, which solves the problem of inconvenient storage.

The present application aims to efficiently collect sperm using a sperm collector. The solution is to provide a sperm collector driving device (100) which detachably holds a sperm collector (200) and rotates the sperm collector (200) in a state of holding the sperm collector (200), the sperm collector (200) having a core member (210) composed of an elastic material and provided with a penis insertion space (214) in the inside thereof, and a container (202) (container main body (204)) composed of a hollow member having an opening (204b) at the base end and a ventilation hole (204c) at the front portion, and accommodating the core member (210) in the inside space thereof, the sperm collector driving device (100) being characterized by having a holding portion (120) detachably holding the sperm collector (200), and a driving mechanism DM rotating the sperm collector (200) held by the holding portion (120) around the shaft center and introducing negative pressure into the container (202) through the ventilation hole (204c).