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32results about How to "Convenient suction operation" patented technology

Apparatus for forming and screening two-dimensional liquid droplet array, and use method thereof

The present invention discloses an apparatus for forming and screening a large-scale single-layer two-dimensional liquid droplet array, and a use method thereof. The apparatus comprises a micro-column array chip, a scraping plate for auxiliary spreading of a liquid droplet, a probe for controlling the liquid droplet, a three-dimensional translation table and other components, wherein a micro groove unit for trapping the single liquid droplet is formed by using the gap between micro-columns, and the liquid droplet is spread in the micro groove unit in a single-layer and single manner through gravity effect and capillary effect or through an auxiliary means so as to form the single-layer liquid droplet array. With the apparatus of the present invention, the accurate positioning and detection on the liquid droplet, the sucking on the target liquid droplet and the subsequent treatments can be performed. According to the present invention, the apparatus has characteristics of simple structure and easy operation; and the method has advantages of fast liquid droplet spreading, high flux, high liquid droplet trapping efficiency, liquid droplet position fixing and the like, and is suitable for single cell analysis and screening, single molecule analysis and screening, high-throughput gene screening, protein directed evolution, antibody screening, microbial research, drug screening, and other fields.
Owner:ZHEJIANG UNIV

River sewage pipe network dredging robot

The invention relates to the technical field of sewage pipe network dredging, in particular to a river sewage pipe network dredging robot. The river sewage pipe network dredging robot comprises a chassis and a front suspension, crawler wheels and a separation box are installed on the chassis, the separation box comprises a sludge cavity and a water cavity, a water filter partition layer is arranged between the sludge cavity and the water cavity, an extrusion device is arranged in the sludge cavity, a water spraying head, a crushing device and a sludge suction disk are installed on the front suspension, the sludge suction disk communicates with the sludge cavity through a first pumping pipeline, and the water spraying head communicates with the water cavity through a second pumping pipeline; and the river sewage pipe network dredging robot further comprises a power supply device, a control device, a signal receiving and transmitting device and a camera shooting device. According to theriver sewage pipe network dredging robot, the problem that dry and hard sludge is inconvenient to clear is solved, the clearing efficiency is improved, and the operation intensity of dredging workersis relieved.
Owner:惠州市水电建筑工程有限公司

Dredge vehicle pollution absorption pipe reel device

InactiveCN104444630AMeet the requirements of automatic retractionSimple structureHydraulic motorEngineering
A dredge vehicle pollution absorption pipe reel device comprises a fixed support, a reel and a pollution absorption pipe. The fixed support is arranged on a dredge vehicle tank, the reel is horizontally arranged, and the pollution absorption pipe is assembled on the reel. A rotary joint vertically arranged in the center of the reel is connected with a connector of the pollution absorption pipe of the dredge vehicle tank. An inner ring and an outer ring of a worm and gear rotary support are connected with the fixed support and a rotary cylinder. The upper end of the rotary cylinder is connected with the lower face of the reel. The inner ring of a tooth-free type rotary support is connected with the rotary cylinder. A clamping oil cylinder is installed on the outer ring of the tooth-free type rotary support. A brake shoe matched with the face of the rotary cylinder is installed on the clamping oil cylinder. A horizontal rotating arm is connected to one side of the outer ring of the tooth-free type rotary support. A telescopic arm driven by the oil cylinder is assembled at the front portion of the horizontal rotating arm. A pipe discharging frame is connected to the front end of the telescopic arm. A pollution absorption pipe conveying concave wheel and a guiding pipe concave wheel which are driven by a hydraulic motor are arranged on the pipe discharging frame. According to the dredge vehicle pollution absorption pipe reel device, the requirement for multi-position pollution absorption pipe storage can be met, pollution absorption is facilitated, and the pollution absorption operating efficiency and quality are improved.
Owner:秦皇岛市思嘉特专用汽车制造有限公司

Phlegm sucking device for baby

InactiveCN103230627AAvoid adverse consequences such as interruption of suction operationEasy to insertSuction devicesEngineeringMedical device
The invention belongs to the technical field of medical facilities and particularly relates to a phlegm sucking device for a baby. The phlegm sucking device for the baby comprises a flexible phlegm sucking tube and a negative pressure phlegm sucking device communicated with the flexible phlegm sucking tube, a plurality of phlegm sucking holes are arranged at the inserting end of the flexible phlegm sucking tube, an inner cavity of the inserting end is provided with a support frame consistent to the inserting end in shape, and the support frame is provided with through holes matched with the phlegm sucking holes. A pressure sensor is arranged at the position inside the flexible phlegm sucking tube close to the negative pressure phlegm sucking device, a pressure display screen and an alarm apparatus are arranged on the negative pressure phlegm sucking device, and the pressure sensor is electrically connected with the pressure display screen and the alarm apparatus. An elastic snap-in ring is sleeved outside the flexible phlegm sucking tube. The phlegm sucking device for the baby can avoid negative effects caused by sudden closing of a baby mouse, monitor and control pressure in phlegm suction and prevent trachea, pulmonary alveoli and other positions of the baby from being lacerated in suction. A medical worker can easily insert the flexible phlegm sucking tube into the respiratory tract of a patient, does not hurt the respiratory tract mucous membrane and reduces injured risk of the patient.
Owner:鞠金科

Sputum suction equipment for nursing patient in pneumology department and nursing method

The invention discloses sputum suction equipment for nursing patient in pneumology department and a nursing method, and relates to the technical field of sputum suction equipment.The sputum suction equipment comprises an operation base, the upper surface of the operation base is fixedly connected with an operation panel, and the left end and the right end of the operation panel are fixedly connected with a first limiting plate and a second limiting plate respectively; the inner wall of the first limiting plate is slidably connected with a first piston rod, and the inner wall of the second limiting plate is slidably connected with a transverse moving plate. Through mutual cooperation of the structures, the sputum suction device has the effects that sputum suction operation is automatically conducted on a patient, the labor intensity of medical staff is reduced, medicine spraying and sputum reduction are automatically conducted on the throat of the patient before sputum suction operation, the chest of the patient is patted in time, and normal sputum suction operation is better facilitated; the problems that a traditional sputum suction device is too single in function, and sputum suction operation cannot be normally conducted when sputum of a patient is too thick are solved.
Owner:AFFILIATED HOSPITAL OF NANTONG UNIV

Preparation method of high-hardness and low-warpage double-layer small-particle solid fluorescent adhesive film

The invention relates to a fluorescent adhesive film in the field of semiconductors, in particular to a preparation method of a high-hardness and low-warpage double-layer small-particle solid fluorescent adhesive film. An inner layer is a fluorescent adhesive film which contains fluorescent powder and has the thickness of 30-70 microns, and an outer layer is a transparent adhesive film which contains 50-80 wt% of inorganic filler and has the thickness of 30-80 microns. The preparation method comprises the following steps of: 1, blade-coating a release film with a fluorescent adhesive film; 2, blade-coating the release film with a transparent adhesive film; 3, compounding and overlapping the fluorescent adhesive film and the transparent adhesive film by using a vacuum laminating machine; and 4, cutting the obtained material after high-temperature curing. The solid fluorescent adhesive film has the following advantages: the organosilicon transparent adhesive film added with the micron-sized inorganic filler has high hardness (ShoreD80-ShoreD90), is scratch-proof, beneficial to absorption by a client, free from deformation and warping and excellent in heat conduction and light attenuation resistance, and can be used for high-power (4.5 W) LED devices.
Owner:TECORE SYNCHEM

Suction tip for dental treatment

The invention provides a suction tip for dental treatment which has no possibility of causing a patient discomfort such as pain when its end portion touches the gingiva or oral cavity mucosa of the patient, and enables an easy suction operation and an easy attachment operation to a suction tube by its secured entire strength. The suction tip for dental treatment has a cylindrical shape as a whole, a front end portion of the cylinder is cut obliquely, and a back end portion thereof is cut vertically, thereby forming a back end opening portion and a front end opening portion. A front end portion which is to touch the gingiva or oral cavity mucosa of a patient is made of soft silicone rubber, and a cylindrical base portion continuing to this front end portion is made of hard silicone rubber. The soft silicone rubber forming the front end portion is gel silicone rubber.
Owner:HASEGAWA MINAKO

Operation aspirator capable of preventing aspiration by mistake

The invention relates to the technical field of medical instruments, in particular to an aspirator for preventing aspiration operation. The invention relates to a surgical aspirator, and aims to solve the problems that the conventional surgical aspirator can adsorb intestinal and abdominal tissues of a patient, needs to repeatedly suck liquid, is low in liquid suction efficiency, easily infects wounds of the patient and can cause backflow. According to the technical scheme, the operation aspirator capable of preventing aspiration by mistake comprises a protective shell, a circular truncated cone communicating vessel and the like; a circular truncated cone communicator is installed on the lower portion of the inner side of the protective shell. According to the device, during an operation, when hydrops in the intestines and the abdominal cavity of a patient are sucked, the liquid suction device does not need to be taken out and put in multiple times, so that the liquid suction operation is more convenient, meanwhile, in the liquid suction process, the situation that tissues in the intestines and the abdominal cavity of the patient are sucked mistakenly, and the patient is injured is prevented, the liquid suction continuity and efficiency are effectively improved, and the operation efficiency is improved. Meanwhile, accumulated liquid is prevented from flowing back or blocking in the liquid suction pipe is prevented, and the liquid suction stability is effectively improved.
Owner:THE SECOND HOSPITAL AFFILIATED TO WENZHOU MEDICAL COLLEGE

Fuel tank device of large manned aerial suspension floating object and use method of fuel tank device

The invention provides a fuel tank device of a large manned aerial suspension floating object and a use method of the fuel tank device. The fuel tank device comprises an aerial suspension floating object fuel tank, a connecting pipe structure provided with a filter screen, an adjustable restraint ring structure, a protection shell structure, a refueling nozzle, a refueling pipe, a first manifold,a hoop, a second manifold, a gas pulse buffer, an oil drainage pipe, a connecting bolt and a fastening bolt, wherein the connecting pipe structure provided with the filter screen is in threaded connection with the position on the upper portion of the right side of the aerial suspension floating object fuel tank; the adjustable restraint ring structure is in bolt connection with the middle positionof the right side of the aerial suspension floating object fuel tank; and the outer surface of the second manifold is sleeved with the protection shell structure. Through arrangement of a fuel and gas separation filter element and the filter screen, a filtration effect can be achieved, fuel and gas in the fuel tank are separated, and gas suction operation can be conducted by the fuel manifolds conveniently; and through arrangement of a fixed pipe and an adjusting handle, the distance between a restraint ring and the fuel tank can be adjusted, and the manifolds can be fixed according to actualrequirements.
Owner:郑州航空港飘天下物联网科技有限公司

Clinical anesthesia machine and anesthesia method thereof

The invention discloses a clinical anesthesia machine and an anesthesia method thereof. The clinical anesthesia machine comprises a shell and a sputum aspiration head. The shell is mounted on a transverse plate; the transverse plate is connected with a bottom plate through supporting columns; the left end of a second cylinder is connected with a collecting cylinder through a calandria; the collecting cylinder is detachably mounted on the side wall of the shell through a clamping ring. The left end of the first cylinder is communicated with a medicament box through a liquid supply pipe; the medicament box is arranged in the shell. An anesthesia pipe is communicated with a conveying pipe; the right end of the conveying pipe is installed on a mask; an atomization head is installed on the inner surface of the mask. Besides, the sputum suction head is arranged on the side of the inner surface of the mask and is connected with a suction pipe. According to the invention, the whole moved device can be conveniently locked and fixed; on the premise that a mask is not repeatedly dismounted, sputum suction operation can be conveniently conducted on a patient. The clinical anesthesia machine has a reasonable structural design and is used conveniently.
Owner:易凡俨

Lake sludge cleaning equipment

The invention discloses lake sludge cleaning equipment. The lake sludge cleaning equipment comprises a vehicle plate, walking wheels and an outer machine shell, wherein the outer machine shell is mounted on the upper end surface of the vehicle plate, the walking wheels are arranged on the sides of the vehicle plate, a power chamber is arranged inside the outer machine shell, and a cross rod is arranged on the side of a control rod; the side of the outer machine shell is connected with a conveying cylinder in a welded manner, the conveying cylinder is obliquely distributed, an auger plate is arranged inside the conveying cylinder, the auger plate is installed on a conveying shaft, and the conveying shaft and the conveying cylinder are coaxially distributed; the top end of the conveying cylinder is connected with a discharging pipe, and the side of the conveying cylinder is provided with a transmission shaft; and the walking wheels are mounted on wheel shafts, the inner ends of the wheelshafts are connected with horizontal rods, and a pressing plate is arranged below each horizontal rod. The lake sludge cleaning equipment cooperates with a manually-operated suction structure to moveup and down, sludge at different depths and in different directions can be comprehensively cleaned, and meanwhile the sludge can be conveniently discharged after cleaning.
Owner:宁波碧城生态科技有限公司

Portable sputum aspirator

PendingCN111407936AReal-time response pressure valuePrevent splashMedical devicesIntravenous devicesAspiratorAir pump
The invention relates to a portable sputum aspirator. The sputum aspirator comprises a machine body, a liquid storage bottle, a safety bottle and an air pump are arranged on the machine body, and theupper end surface of the liquid storage bottle is respectively connected with a liquid inlet pipe and an exhaust pipe, the upper end of the liquid inlet pipe is connected with a sputum suction hose, the upper end of the exhaust pipe is connected to an air inlet pipe connected to the upper end surface of the safety bottle through a connecting pipe, and the part, located on one side of the air inletpipe, of the upper end surface of the safety bottle is provided with an air suction pipe, the air suction pipe is connected with the air pump through a connecting pipe, a funnel-shaped protective cover is arranged in the part, located below the exhaust pipe, of the liquid storage bottle, the bottom end surface of the protective cover is provided with a filter plate, and the liquid inlet pipe, theexhaust pipe, the air inlet pipe and the air suction pipe are provided with pipe stoppers near the upper ends. In general, the sputum aspirator has the advantages of having reasonable structure design and being capable of effectively preventing secondary pollution of sputum in the sputum aspirator.
Owner:THE FIRST AFFILIATED HOSPITAL OF ZHENGZHOU UNIV

Laparoscope aspirator with grasping forceps

The invention discloses a laparoscopic aspirator with grasping forceps. The laparoscopic aspirator with grasping forceps comprises a handle, a escaping groove, a fixed shaft, a handle, a first rack, asliding sleeve, a second rack, a spring, a pressing block, a rotating wheel, an inner tube, a clamp, a rotating sleeve, a clamping mouth, an outer cavity tube and a pull rod. The laparoscopic aspirator with grasping forceps has a clever structure and powerful function. Firstly, the push-type switch design can facilitate the medical personnel to suck the liquid and mist in the patient body which the convenience of operation is improved, and secondly, the matching effect of the clamping mechanism can not only realize the rapid clamping operation of the diseased tissue in the patient, but also can adjust the angle according to the operation needs, which greatly satisfy the various clinical needs and also effectively avoid the need for the cooperation or frequent replacement of multiple setsof instruments, and finally through the above, the convenience of the medical staff is improved, and the operation time is shortened, thereby achieving a good promotion and application.
Owner:THE FIRST AFFILIATED HOSPITAL OF WANNAN MEDICAL COLLEGE YIJISHAN HOSPITAL OF WANNAN MEDICAL COLLEGE

Incision recovery nursing device for general surgery department

The invention discloses an incision recovery nursing device for the general surgery department, belongs to the technical field of medical instruments and solves the problem that an automatic blowing device not driven by a power source does not exist in the prior art. The incision recovery nursing device comprises a body, connecting belts are connected to the two sides of the body, hook-and-loop fasteners are arranged on the connecting belts, a through groove is formed in the body, and the through groove is communicated with the body. The through groove is connected with an automatic air blowing device used for blowing air to the wound. By arranging the automatic air blowing device, air blowing operation is conducted on the knife edge, air circulation is guaranteed, recovery of the knife edge is accelerated, the automatic air blowing device can automatically operate without using a power source, and time-consuming and labor-consuming operation of a patient is avoided.
Owner:成都市龙泉驿区第一人民医院

Guiding type artificial oropharynx channel sputum suction device and working method

The invention relates to a guiding type artificial oropharynx channel sputum suction device and a working method. The guiding type artificial oropharynx channel sputum suction device comprises a straight pipe and a bent pipe, the straight pipe is connected with the bent pipe, a pipeline formed by the straight pipe and the bent pipe sleeves an inner sleeve, the inner sleeve comprises at least one group of guiding pipes and at least one group of sputum suction pipes, and the guiding pipes and the sputum suction pipes are arranged in parallel; and infrared light sensors are arranged in the guiding pipes, pipe openings of the guiding pipes are located at a pipe opening of the bent pipe, the pipe openings, close to one side of the infrared light sensor, of the guiding pipes are flush with pipe openings of the sputum suction pipes, and the infrared light sensor is connected with a detection host. The position of the throat is determined according to the end-breath carbon dioxide concentration and the gas flow rate obtained by the infrared light sensor, so that sputum suction operation is facilitated.
Owner:SHANDONG UNIV

Gastrointestinal fluid decompression device for gastrointestinal surgery

The invention discloses a gastrointestinal fluid decompression device for gastrointestinal surgery, and belongs to the technical field of gastrointestinal medical instruments, the gastrointestinal fluid decompression device comprises a fluid extraction box, a fluid extraction mechanism is fixedly mounted in an inner cavity of the fluid extraction box and used for adjusting fluid extraction pressure, and one side of the fluid extraction box is communicated with one side of a fluid storage mechanism; and the other side of the liquid extraction box is communicated with a liquid extraction stomach tube through a movably connected filtering mechanism. According to the invention, the control on the extraction pressure regulation on the two sides is realized through the change of the air pressure at the bottoms of the first piston seat and the second piston seat, and the one-way valve can control the one-way movement of the extraction pressure of the extraction pump on one side, so that the pressure can be effectively prevented from being influenced when the pressure is stopped; the pressure is reversely transmitted to the corresponding position of the stomach to deviate due to the reverse acting force, the relative stability of gastric juice extraction is improved, meanwhile, the requirement for controlling the extraction pressure is met, the large discomfort of the stomach is avoided, the pressure relief comfort degree is improved, the stress emotion of a patient is avoided, and the use and extraction requirements are met.
Owner:CHANGZHOU NO 2 PEOPLES HOSPITAL

A medical evaporative inhalation device

ActiveCN111407988BConvenient suction operationAvoid natural evaporationInhalatorsMedicineEngineering
The invention discloses a medical evaporative inhalation device, which comprises a casing, a suction nozzle, an atomization unit and a liquid storage chamber. The casing is provided with an accommodation chamber, and the suction nozzle is arranged in the accommodation chamber, and the suction nozzle can move up and down along the accommodation chamber. , the bottom end of the suction nozzle is provided with a first air intake channel, the atomization unit communicates with the accommodation chamber through the second air intake channel, and the liquid storage chamber communicates with the atomization unit through the liquid intake channel; the outer wall of the suction nozzle is provided with a The first blocking member of the second air intake channel; the lower end of the accommodation chamber is provided with a condensation chamber, the accommodation chamber communicates with the condensation chamber through a return flow passage, the lower end of the condensation chamber is provided with an air intake chamber, and the air intake chamber passes through the third air intake passage Connect with atomizing unit. Through the setting of the pop-up device, the suction nozzle can be in two states of "pop-up" and "retract", the operation is more convenient, and the suction nozzle can be directly used to inhale the atomized gas without causing waste, and the condensed atomized gas There is a condensation chamber for collection, and it will not flow back into the equipment to damage other components.
Owner:帕夫全球战略有限责任公司

Adjustable multipurpose novel multifunctional trolley

The invention discloses an adjustable multipurpose novel multifunctional trolley which comprises a base, a supporting pipe is fixed to the middle of the upper end of the base, and a negative pressure aspirator shell fixing frame is arranged on one side of the supporting pipe. The multifunctional trolley can be formed through combination of the base, the supporting pipe, a garbage can, the negative pressure aspirator shell fixing frame, an adjusting frame, a drawer, an infusion frame and other components to solve all problems during clinical sputum suction operation of a patient, the clinical sputum suction operation of the patient can be more convenient and faster through use of the multifunctional trolley, disinfection is performed immediately after operation is finished, used sputum suction tubes and gloves are treated on site, meanwhile, universal wheels, threaded rods and cushion pieces can be used, the multifunctional trolley can be more convenient to move, it can be guaranteed that the multifunctional trolley is more stable in use, and convenience of sputum suction of the patient is effectively improved.
Owner:张振猛

Electric sputum aspirator device suitable for hospital nursing

InactiveCN112915278AImprove structural connection stabilityImprove sealingOperating chairsDiagnosticsBiomedical engineeringAir pump
The invention discloses an electric sputum aspirator device. The device comprises a tank body, wherein a vacuum air pump is fixedly arranged on one side of the inner wall of the tank body; the air outlet of the vacuum air pump is fixedly connected with an exhaust pipe; an exhaust port is formed in the bottom of one side of the tank body; one side of the exhaust port is fixedly connected with one end of an exhaust pipe; the air inlet of the vacuum air pump is fixedly connected with a suction pipe; a safety overflow valve is fixedly arranged on one end on one side of the suction pipe; and a liquid collecting unit is fixedly arranged in the middle of the tank body and comprises a liquid storage bottle. According to the electric sputum aspirator device suitable for hospital nursing, good sealing performance is achieved between the liquid storage bottle and the pipelines, and the structure connection is good in stability. The end portion of a suction hose of the device has the overall perspective sputum suction performance in the circumferential direction, the sputum suction efficiency is high, the use comfort of a patient is good, and meanwhile the liquid storage bottle and a pipeline of the device can be conveniently cleaned.
Owner:李志琴

Medical evaporative suction device

ActiveCN111407988AEasy suction operationAvoid natural evaporationInhalatorsEngineeringMechanics
The invention discloses a medical evaporative suction device. The medical evaporative suction device comprises a shell, a suction nozzle, an atomization unit and a liquid storage cavity, wherein an accommodating cavity is formed in the shell; the suction nozzle is arranged in the accommodating cavity and can move up and down along the accommodating cavity; a first air inlet channel is formed in the bottom end of the suction nozzle; the atomization unit communicates with the accommodating cavity through a second air inlet channel; the liquid storage cavity communicates with the atomization unitthrough a liquid inlet channel; a first plugging piece for plugging the second air inlet channel is arranged on the outer wall of the suction nozzle; a condensation chamber is arranged at the lower end of the accommodating cavity; the accommodating cavity communicates with the condensation chamber through a backflow channel; and an air inlet cavity is formed in the lower end of the condensation chamber and is connected with the atomization unit through a third air inlet channel. By arrangement of a pop-up device, the suction nozzle can be in a pop-up state and a retracting state, the medicalevaporative suction device is convenient to operate, atomized gas can be directly sucked by the suction nozzle, waste is avoided, and the condensed atomized gas is collected by the condensation chamber and cannot flow back into the device to damage other assemblies.
Owner:帕夫全球战略有限责任公司

Skin perforation blunt needle device

PendingCN114224443ADon't worry about getting stabbedEasy to operateCosmetic implantsSurgical needlesAcute angleBlunt needle
The invention discloses a skin perforation blunt needle device, relates to the technical field of medical instruments, and aims to solve the problems that in the prior art, a conventional needle head is used as a buried line, subcutaneous tissue of a patient is easily punctured, and potential safety hazards exist. According to the technical scheme, the syringe is characterized by comprising a stainless steel needle tube, a handle and a needle tube protective sleeve, the stainless steel needle tube is fixed to the handle, and the needle tube protective sleeve is arranged outside the needle tube and tightly covers the handle; one end, far away from the handle, of the stainless steel needle tube is provided with a hemispherical blade surface, the top of the spherical surface of the stainless steel needle tube is provided with a concave knife edge blade, the concave knife edge blade and the central axis of the needle tube form an acute angle of 10-80 degrees, the hemispherical blade surface is provided with an inclined surface, the inclined surface and the central axis of the needle tube form an included angle of 10-50 degrees, and the vertex of the included angle is close to the top of the spherical surface; the stainless steel needle tube is provided with a groove located at the bottom of the inwards-concave knife edge, and the groove is communicated with the stainless steel needle tube. According to the invention, the risk of puncturing subcutaneous tissues and blood capillaries is effectively reduced in terms of puncture force.
Owner:南京普立蒙医疗科技有限公司

A phlegm clearing device and method for respiratory department with improved efficiency and comfort

The invention discloses a device and method for clearing sputum in respiratory department with improved efficiency and comfort. It is connected with a fixed cylinder, the fixed cylinder and the inserted cylinder are provided with an inserted outer tube, the outer wall of the inserted outer tube is threadedly connected with the inner wall of the fixed cylinder, the coaxial sleeve of the inserted outer tube is provided with an inserted inner tube, and the inserted inner tube is provided with a partition, a partition A liquid storage bin is formed below, a nozzle is installed on the dividing plate, the lower end of the nozzle is connected with a jet tube, the lower end of the inserted outer tube is connected with a joint and a suction pipe, the joint is equipped with a nozzle, and the suction pipe is connected with a sputum suction head. The phlegm clearing device of the present invention can extend the phlegm clearing device into the stagnant phlegm of the valve in a relatively gentle manner, soften, dilute and absorb the phlegm, greatly improve the efficiency of phlegm suction, and ensure comfort and smoothness during operation ; At the same time, by being able to carry out precise drug administration to the throat, it is easy to operate and has strong practicability.
Owner:成都市第二人民医院

Oxygen catheter device special for hyperbaric oxygen for tracheotomy patient

PendingCN113274606AEnsure the comfort of oxygen inhalationAccess flexible adjustmentTracheal tubesHyperbaric oxygen chambersUrology
The invention discloses an oxygen catheter device special for hyperbaric oxygen for a tracheotomy patient. The oxygen catheter device comprises a three-way pipe with an adjustable mounting angle; in the three-way pipe, one path is connected with a trachea cannula inner core through a connecting plug, and the other two paths are connected with an oxygen supply pipeline in a hyperbaric oxygen chamber and a pipeline used for exhausting exhaled waste gas respectively; and an upper end hole facilitating sputum suction is formed in the three-way pipe, and a hole plug matching the upper end hole is arranged in the upper end hole in the three-way pipe. According to the device, reliable guarantee is provided for oxygen uptake of the hyperbaric oxygen chamber tracheotomy patient, sputum suction operation of the tracheotomy patient is facilitated through the upper end hole formed in the three-way pipe, the operation sterility is guaranteed, the pollution is reduced, meanwhile, oxygen uptake time wasted by sputum suction is shortened, and stimulation caused by sputum suction to the patient is reduced.
Owner:边亚宁

A device for forming and screening two-dimensional droplet arrays and methods of use thereof

The present invention discloses an apparatus for forming and screening a large-scale single-layer two-dimensional liquid droplet array, and a use method thereof. The apparatus comprises a micro-column array chip, a scraping plate for auxiliary spreading of a liquid droplet, a probe for controlling the liquid droplet, a three-dimensional translation table and other components, wherein a micro groove unit for trapping the single liquid droplet is formed by using the gap between micro-columns, and the liquid droplet is spread in the micro groove unit in a single-layer and single manner through gravity effect and capillary effect or through an auxiliary means so as to form the single-layer liquid droplet array. With the apparatus of the present invention, the accurate positioning and detection on the liquid droplet, the sucking on the target liquid droplet and the subsequent treatments can be performed. According to the present invention, the apparatus has characteristics of simple structure and easy operation; and the method has advantages of fast liquid droplet spreading, high flux, high liquid droplet trapping efficiency, liquid droplet position fixing and the like, and is suitable for single cell analysis and screening, single molecule analysis and screening, high-throughput gene screening, protein directed evolution, antibody screening, microbial research, drug screening, and other fields.
Owner:ZHEJIANG UNIV

Sputum suction device

The present invention provides a sputum suction device. The sputum suction device comprises a suction device body, an end part of the suction device body is connected with a suction head, a water pushing device is arranged on a side wall of the suction device body, an end part of the water pushing device communicates with the suction head, and a driving device for driving the suction device body to drive the water pushing device to move is arranged between the suction device body and the water pushing device. Viscous sputum can be diluted through the water pushing device, a sputum suction operation is facilitated, besides, the sputum suction operation and a sputum dilution operation are conducted at the same time, and time and labor are saved. In conclusion, the sputum suction device has areasonable structure and powerful functions and is easy to operate and suitable for application and popularization.
Owner:黑龙江省医院
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