38 results about "Tube aspirate" patented technology

An improved endotracheal tube providing a built in suction channel for the removal of excessive secretions from the lumen of said tube and the tracheobronchial system is disclosed. Control valves for regulating the suction feature are also disclosed.

A disposable cushioned aspirator which forms part of a dental or medical aspirating system. The disposable cushioned aspirator appliance described herein is intended principally to be used in dental and medical procedures where body fluids and rinse water is evacuated from the site of a procedure. An elongate tubular element has a connection end and a patient end. The patient end is exteriorly lined with a layer of soft cushioning material such as a soft thermoplastic elastomers, styrene based polymers, rubber or a porous polymer foam material to define an aspirator tip that protects the soft tissues in and around the mouth of a patient. The soft aspirator tip has external longitudinal pressure relief channels and recessed aspiration openings within the channels for control of aspiration characteristics. The aspirator tube is capable of being manually bent to a desired configuration and has an embedded structural member such as wire extending along its length and being pliable to permit bending and yet of sufficient structural integrity to maintain the aspirator in the desired configuration during use.

An improved endotracheal tube providing a built in suction channel for the removal of excessive secretions from the lumen of said tube and the tracheobronchial system is disclosed. Control valves for regulating the suction feature are also disclosed. In at least one embodiment, the endotracheal tube includes an additional suction channel, an above-the-cuff suction channel adapted to remove secretions above the cuff outside the endotracheal tube and within the trachea. Additionally, in at least one embodiment, the endotracheal tube is configured for use with an endoscope for videolaryngoscopy, and the like. Furthermore, in at least one embodiment, an improved technology for the administration of medications within the tracheobronchial system is disclosed.

A rotary catheter comprising a motor-driven flexible shaft rotatably disposed in a flexible tube having a fluid channel between them, a distal portion of the flexible shaft extending out of the tube and being free to move radially relative to the tube enabling the fluid channel to ingest large particles eased by motions between the rotating flexible shaft and the flexible tube, and pump means containing a thrombolytic drug connected to the fluid channel for infusing the drug through the fluid channel to the obstruction. An asymmetrical tip that is affixed to a distal end of the shaft has a substantially narrower cross section than its effective diameter so that fluid can flow alongside the tip and reach the area that the tip impacts the obstruction with the side of the tip and the tube aspirates fluid and the resulting particles into the channel.

The invention discloses an ultrasound-guided breast puncture guide apparatus, which comprises a positioning cylinder, a fixing frame, an air suction pip, a guide apparatus main body and a puncture needle, wherein the fixing frame comprises a base, a fixed platform and a connection frame; one side of the fixed platform is connected with the side wall of the positioning cylinder through the connection frame; the positioning cylinder comprises a probe tube and a fixing tube; the fixing tube comprises two semicircular tubes; the air suction pipe is fixedly arranged in an installation hole in the side surface of the fixing tube; a positioning hole is formed in the side surface of the fixing tube; the guide apparatus main body comprises a guide tube and a positioning tube; the guide tube is fixedly arranged on the surface of the fixing tube; one end of the guide tube is connected with a fixed seat and the other end is fixedly connected with the puncture needle; and a seal ring is arranged outside a viscose sheet. The ultrasound-guided breast puncture guide apparatus is convenient to fix and move, accurate in guide and positioning and convenient to adjust, is capable of conveniently fixing and guiding breasts with different sizes of different people, and is beneficial to ultrasound-guided breast puncture and convenient to recover.

The invention provides an annular smoke aspirator on an incision protection sleeve, and relates to the field of incision protection sleeves. The annular smoke aspirator on the incision protection sleeve comprises an incision protection cover body, a first vertical support and a second vertical support, the inner side wall of the top of the incision protection cover body is fixedly sleeved with an upper ring, the inner side wall of the bottom of the incision protection cover body is fixedly sleeved with a lower ring, and the inner side wall of the upper ring is fixedly sleeved with an annular smoke aspirator body. According to the annular smoke aspirator on the incision protection sleeve, a first sealing connector, a second sealing connector, a sealing plug and the like are arranged, so that when the negative pressure equipment main body is used, smoke cannot overflow from a connection gap. The sealing performance among an air suction pipe, the annular smoke aspirator body and an air suction connector needs to be guaranteed, the sealing performance of the annular smoke aspirator body is also guaranteed through the sealing plug, and smoke is prevented from overflowing through a gap in the head-to-tail connection position of the annular smoke aspirator body.

The invention belongs to the technical field of medical instruments, and particularly relates to a gastrointestinal fluid decompression device for clinical use in gastrointestinal surgery. The gastrointestinal fluid decompression device comprises a pressure regulating bottle and a dirt collecting bottle, wherein a pressure regulating pipe is inserted into the pressure regulating bottle; the pressure regulating bottle is connected with an air suction pipe, and the air suction pipe communicates with a suction pipe of an aspirator; the bottom end of the dirt collecting bottle is in threaded connection with a collecting bottle, and a sealing plug is arranged in a bottle opening of the dirt collecting bottle; a sliding cylinder is fixed to the sealing plug and located under a liquid guide hose;a light connecting rod is slidably inserted into a sliding pipe through a sliding sealing ring, and a floating ball is arranged at the bottom end of the light connecting rod; a sliding ejector rod isfixed to the upper end face of the sliding sealing ring, and a Y-shaped chuck is fixed to the top end of the sliding ejector rod; a contact switch is arranged on the side wall of the Y-shaped chuck and is in electric signal connection with a control alarm; the phenomenon that when hydrops in the dirt collecting bottle reaches the pipe opening of an exhaust pipe or a drainage pipe, hydrops is prone to flowing back, and then secondary damage to the intestines and the stomach of a patient is caused is avoided.

The invention belongs to the technical field of medical apparatuses and instruments and relates to an effusion extraction device for an oncology department. The effusion extraction device comprises abody, an effusion box is arranged on the lower side of the body, a fixing frame is arranged on the rear side of the body, and a slide piston is arranged in a negative suction pipe which is arranged inthe body. An exhaust pipe is arranged on the lower side of the negative suction pipe, a pressure stabilizing tank is arranged on the right side of a negative suction tank which is arranged on the right side of the negative suction pipe, and a gas-liquid separator is arranged on the right side of a gas suction pipe which is arranged on the right side of the pressure stabilizing tank. An effusion buffer box is arranged on the lower side of a guide pipe which is arranged on the lower side of the gas-liquid separator, a drain pipe is arranged on the lower side of the effusion buffer box and provided with a drain control valve, and a branch guide pipe is arranged on the lower side of a drain seal adaptor which is arranged on the lower side of the drain control valve. The effusion extraction device is simple in structure, convenient to use, capable of continuously extracting effusion and preventing effusion from flowing back and safe and hygienic in operation, operating steps are reduced, and operating efficiency is greatly improved.

The invention discloses a nasal cavity expansion balloon catheter. The nasal cavity expansion balloon catheter comprises a fixing frame; balloons are fixedly connected to the two sides of the fixing frame; a main catheter body is fixedly connected to an inner cavity of a catheter groove; an aspirating tube is movably connected to an inner cavity of an aspirating tube mounting groove; inflation tubes are fixedly connected to the two sides of an outer ring of the main catheter body; a coupler is fixedly connected to the left side of the main catheter body; a connecting tube is fixedly connectedto one end of the left side of the aspirating tube; a developing ring is fixedly connected to the right side of the outer ring of the main catheter body; and a groove is formed in the position, located at the developing ring, of the outer ring of the main catheter body. The developing ring is fixed, so that the phenomenon that after the balloons enter the nasal cavity, the developing ring shakes or loosens, and consequently the developing ring slips off the catheter can be avoided, and the human body is protected; and nasal cavity supporting frames are movably connected to the exteriors of theballoons, and when the balloons are expanded, the nasal cavity supporting frames can be opened to provide enough implementation space for an operation, so that the success rate of the operation is improved.

The invention discloses a pulmonary tuberculosis sputum taking device which comprises a containing cylinder, a liquid inlet pipe used for sucking sputum is arranged at one end of the containing cylinder, and an air suction pipe used for being connected with a negative pressure machine is arranged at the other end of the containing cylinder; the storage mechanism is installed on the outer side of the containing cylinder, and the storage mechanism collects the sputum sucked out by the liquid inlet pipe; the disinfection mechanism is installed on the outer side of the containing cylinder and is close to the negative pressure machine, a connecting pipe is arranged between the storage mechanism and the disinfection mechanism, and the connecting pipe transmits the negative pressure of the negative pressure machine to a pipe opening of the liquid inlet pipe; the adjusting mechanism is installed on one side of the storage mechanism, the adjusting mechanism adjusts the suction pressure of the liquid inlet pipe, the suction pressure of the liquid inlet pipe can be adjusted according to the adjusting mechanism, then on the premise that it is guaranteed that sputum can be sucked, damage to the mucous membrane of a patient is reduced, and use is convenient.

The invention aims to provide a hysterography water conveying pipe, and solves problems that a balloon guide pipe affects lesion observation and the tail end of the balloon guide pipe causes false positives. The hysterography water conveying pipe comprises an air suction pipe, a water conveying pipe and a sucking disc, wherein the air suction pipe is located inside the water conveying pipe, the sucking disc is connected with one end of the water conveying pipe and the air suction pipe, a through hole is formed in the middle of the sucking disc, an adsorption area is arranged on the periphery of the sucking disc, the adsorption area is of a circular ring structure with one side provided with a plurality of small holes and the other side sealed, the air suction pipe is connected with the adsorption area, and the water conveying pipe is connected with the through hole.

Ventilator system with multiple inspiratory lumens is provided. The inspiratory lumens are configured so that separate inspiratory lumens provide inspiratory gas mixtures to separate portions of a patient's airways, for instance to separate lungs and/or bronchi. The ventilator system can include one or more expiratory lumens to evacuate expiratory gases from airways. The use of separate inspiratory lumen(s), with expiratory lumen(s), allows for functional separation of structural portions of the lungs, and maintenance of continuous or almost continuous flow through at least part of respiratory cycle via inspiratory and expiratory lumens. This can further reduce dead space and clear suspended therein diseases causative agents with improvement in outcomes, reduce risk of cross-contamination or cross-infection between different parts of airways, for example such as cross-infection from one lung lobe to another lobe or. The ventilator system allows for independent titration of PEEP, pCO₂ and pO₂ with no need for permissive hypercapnia.

A quantitative respirator for pulmonary nodule positioning disclosed by the present invention is characterized by comprising a sleeve, a piston, a spring and an air suction pipe, wherein the piston slides in the sleeve in a sealed mode, an air suction cavity is formed in the sleeve, and the spring is fixedly installed between the piston and the sleeve and enables the piston to abut against an upper end plate of the sleeve; the air suction pipe is fixedly installed on the sleeve and is communicated with the air suction cavity. Compared with the prior art, the quantitative respirator has the advantages that a patient can inhale quantitative air through the air suction pipe, so that the expansion degree of the lung of a patient is kept constant, the position of a pulmonary nodule relative to a pulmonary envelope is fixed, then the pulmonary nodule positioning efficiency and accuracy are improved, and the accurate and efficient pulmonary nodule excision or ablation operation is realized.

The invention provides a respiratory tract protecting and nursing device for the respiratory medicine department, and relates to the field of respiratory tract protecting and nursing equipment for the respiratory medicine department. The left side of the upper end face of the base is fixedly connected with a supporting table. Liquid storage bottles are mounted on the upper end surfaces of the supporting tables; a cleaning assembly is arranged at the ventilation opening in the right end face of the sputum aspirator body. An adsorption type fixing assembly is arranged on the bottom end face of the base, a transmission assembly is arranged on the left side of the upper end face of the base, a sputum scraping assembly in transmission connection with the transmission assembly is arranged in the liquid storage bottle, and a wind power box in transmission connection with the transmission assembly is arranged on the rear portion of the sputum aspirator body. According to the sputum aspirator, the problem that in the using process of an existing sputum aspirator, sputum is prone to being attached to the inner wall of the liquid storage bottle, and follow-up cleaning work is affected is solved; in addition, the problem that an existing sputum aspirator is poor in stability in the using process is solved.