36results about How to "Avoid scab" patented technology

The invention provides a cold brine infusion type radiofrequency ablation catheter which comprises a catheter body, a control handle, an ablation electrode, brine transportation channels and infusion holes, wherein the catheter body comprises a main body section and a flexible section which are used for entering into the body of a patient, the control handle is used for realizing the bending of the flexible section, the ablation electrode is arranged on the far end of the flexible section, the brine transportation channels are used for transporting cold brine, and the infusion holes are used for being connected to the corresponding transportation channels and infusing the cold brine to the ablation electrode and a target part. The cold brine infusion type radiofrequency ablation catheter is characterized by being provided with more than two transportation channels, wherein each transportation channel is corresponding to at least one infusion hole.

A finishing composition is described for deposition by dot-on-demand inkjet technique onto a textile substrate. The composition comprises a solution, dispersion or emulsion of a functional finishing agent in a vehicle, wherein the size of particles in the dispersion or emulsion of the finishing composition is less than about 2 microns. By ensuring sufficient fineness of the particles, effective and reliable droplet deposition may proceed without clogging. Of significance, the composition should not be subject to flocculation or sedimentation during use.

The invention provides a method for improving the rate of fruit without sepal, belonging to the technical field of fruit tree production. The sepal removing agent is composed of 6000 times of flusilazole emulsifiable concentrate and 300 times of PBO (poly(p-phenylene-2,6-benzoxazole)). The application method comprises the steps of spraying the 6000 times of flusiazole emulsifiable concentrate in the period when pear flower gets white and then spraying the 300 times of PBO at bloom stage. The combination and application method of the two reagents with different concentrations are simple and easy, key links of pear cultivation technique are fully utilized, sterilization and disease prevention are carried out in production, and fruit sepal removing rate is synchronously carried out in the technical processing of regulating fruit growth and development, thus saving labour force and time cost, obviously increasing the rate of pear without sepal and obviously improving appearance quality of fruit.

The invention discloses a medical catheter device, and provides a controllable bent and spiral irrigation catheter which comprises a handle, a control component arranged in the handle, a guide tube and a spiral ablation catheter body. The guide tube and the spiral ablation catheter body are connected with the control component, the spiral ablation catheter body is movably arranged in a cavity of the guide tube, a first traction fiber is arranged in the guide tube, a second traction fiber is fixedly arranged in the spiral ablation catheter body, and an electrode is arranged in the spiral ablation catheter body. The control component comprises a first control button, a second control button and a third control button, the far end of the spiral ablation catheter body is spiral, and one or more electrodes are arranged on the spiral section of the spiral ablation catheter body. The tail of the spiral far end of the spiral ablation catheter body is a straight section, and one or more electrodes are arranged on the straight section. The electrode or the catheter body is provided with one or more holes for spraying fluid. The controllable bent and spiral irrigation catheter can control the ablation catheter body at the far end to quickly reach an assigned tissue part for diagnosis and treatment, fluid is sprayed in the treating process, complications are prevented, and after treatment, if the treatment is complete is judged through the catheter, and the curing effect is effectively improved.

The invention provides a cold brine infusion type radiofrequency ablation catheter which comprises a catheter body, a control handle, an ablation electrode, brine transportation channels and infusion holes, wherein the catheter body comprises a main body section and a flexible section which are used for entering into the body of a patient, the control handle is used for realizing the bending of the flexible section, the ablation electrode is arranged on the far end of the flexible section, the brine transportation channels are used for transporting cold brine, and the infusion holes are used for being connected to the corresponding transportation channels and infusing the cold brine to the ablation electrode and a target part. The cold brine infusion type radiofrequency ablation catheter is characterized by being provided with more than two transportation channels, wherein each transportation channel is corresponding to at least one infusion hole.

The invention discloses a pear fruit calyx-eliminating flower-thinning disease-preventing agent as well as an application method and application of the pear fruit calyx-eliminating flower-thinning disease-preventing agent. The calyx-eliminating flower-thinning disease-preventing agent comprises the following components: 15-25mg / L flusilazole and 45-55mg / L 6-benzyl purine. Compared with the prior art, the calyx-eliminating flower-thinning disease-preventing agent can not degrade the fruit quality and inhibit tree growth on the basis that the calyx-eliminating rate of pear fruits is improved, and meanwhile as the flusilazole has the function of fungus control, the calyx-eliminating flower-thinning disease-preventing agent further has the functions of preventing pear tree ring spot, rot, scab and anthracnose.

The invention discloses a controllable bilateral-deflection perfusion electrophysiologic conduit which comprises at least one section of spirally wound electrode arranged on the conduit body, a grasp part, and a control component mounted in the grasp part and used for driving traction fibers to move. The perfusion electrophysiologic conduit is characterized in that the spirally wound electrode is a hollow electrode tube, a plurality of through holes are formed in the surface of the electrode tube, and the inside of the electrode tube is communicated with an infusion tube for conveying a perfusate; the control component comprises a rotary component whose rotating shaft is perpendicular to the length direction of the grasp part, and a first fixing part and a second fixing part used for fixing the traction fibers respectively are arranged on the rotary component and distributed on two sides of the center line of the grasp part. The electrophysiologic electrode capable of spraying a liquid can improve the perfusion effect effectively, and can improve the safety and the reliability of an ablation catheter; and the device is flexible to control, and can control the conduit body to reach different lesion locations accurately.

The invention discloses a perfusion catheter which comprises a catheter body, an electrode, an electrode lead and a perfusion tube. The electrode is arranged on the catheter body, and the electrode is connected with the electrode lead. The perfusion catheter is characterized in that a wrapping layer is arranged outside the catheter body, the wrapping layer is provided with an opening used for exposing the electrode, a perfusion tube is arranged in the wrapping layer, a water outlet of the perfusion tube is formed in the position where the electrode is placed in the inner side of the wrapping layer, and a groove surrounding the catheter body is formed in the surface of the electrode. The perfusion catheter can solve the problem that perfusate at the local position is completely plugged and can not be ejected out under a compression state, can better lower the surface temperature of tissue and the electrode, and can achieve a better treatment effect.

The invention discloses a pretreatment system and pretreatment method for high-concentration refractory organic wastewater. The pretreatment system comprises a carbon granule dosing tank, an iron-carbon microelectrolysis tank, a pH regulation pool, a precipitation tank and a photocatalysis pool which are sequentially connected along the water flow direction, wherein the iron-carbon microelectrolysis tank comprises a first reaction tank and a second reaction tank which are communicated with each other, baffles made from iron-copper alloy are mounted in each of the first and second reaction tanks, and each of the first and second reaction tanks is provided with a pH control module and a carbon granule concentration control module. The pretreatment method is carried out in the pretreatment system. According to the system and the method, the baffles made from the iron-copper alloy are mounted in the iron-carbon microelectrolysis tank, so that iron chippings are not required to be additionally dosed, copper is mixed with an iron-carbon mixture in the form of copper chippings, and then, the scabbing of iron carbon is effectively prevented; the iron-carbon microelectrolysis tank is divided into the first reaction tank and the second reaction tank which are communicated with each other, and each of the first and second reaction tanks is provided with the pH control module and the carbon granule concentration control module, so that the efficiency of organic substance degradation is increased.

The present application relates to a lung radiofrequency ablation system, a control method, a control device and a computer readable medium, and a radiofrequency ablation catheter, wherein the lung radiofrequency ablation system includes a radiofrequency ablation catheter; The heat exchange medium delivery device for the heat exchange medium; the control module of the heat exchange medium delivery device is correspondingly driven according to the impedance information of the loop where the electrode in the radio frequency ablation catheter is located. The lung radiofrequency ablation system of the present application monitors the ablation progress by collecting impedance information, and further makes corresponding improvements to the radiofrequency ablation catheter used.

The invention relates to the field of cultivating pepper seedlings, in particular to a method for cultivating the pepper seedlings. The method comprises the following steps of (1), soaking seeds witha warm soup, and placing the granulated pepper seeds after soaking in a constant temperature incubator for germination; (2), conducting substrate breeding, using a plug tray with a specification of 60holes, filling each hole of the plug tray with the same weight of pepper cultivation substrates, and sowing one pepper seed per hole; (3), conducing fertilizer water seedling, and placing the plug tray with the pepper seeds in step (2) in a greenhouse to raise seedlings, wherein the seedling period is 60 days, and the pepper seeds are supplemented with initial fertilizer water and later fertilizer water before and after emergence. The method can promote the growth of the pepper seedlings, and the pepper cultivation substrates and the fertilizer water provided can effectively prevent the pepper seedling scab and the anthracnose disease, and can also significantly improve the nitriding effect of the pepper seedlings, so that the nutrient absorption of the pepper seedlings is good, thereby improving the quality of the pepper seedlings.