20 results about "Breathing circuits" patented technology

There is provided a flexible, helically wound conduit for a breathing circuit comprising an inlet (1), an outlet (3), and an enclosing wall (2) defining a flow passage between said inlet and said outlet, wherein at least a region of said enclosing wall is permeable to water vapor and one or more of 02 and CO2, and wherein the axial tensile strength of the enclosing wall is greater than 40N. Further provided are limbs comprising the conduit, a method of manufacturing the conduit and the use of the conduit to remove water vapor and / or CO2 from gas exhaled by a patient.

The utility model discloses a kind of respiratory circuit and tracheal intubation connection fixer, including connection main part, the upper surface side of connection main part is fixedly provided with fixed plate one, the surface of fixed plate one is movably provided with fixed clamp, the bottom end of one side of fixed clamp is provided with fixed base plate, the surface of fixed base plate is provided with lower clamping block, fixed clamp is opened in the surface of fixed base plate side with sliding slot, the inside of sliding slot is movably provided with sliding block, the surface of sliding block is fixedly provided with upper clamping block, the surface of upper clamping block is threadedly connected with adjusting bolt, when facing different specifications pipeline clamping, adjusting bolt can be rotated cooperation sliding slot and sliding block to make upper clamping block adjust in the inside of sliding slot, cooperation lower fixed base plate and lower clamping block can be clamped Work, while the setting of sliding slot can play the role of limit sliding. The utility model has the characteristics of strong practicability and clamping different size pipelines according to actual use.

The utility model relates to medical instrument technical field discloses a kind of breathing pipeline kits with humidification tank, including bottom plate, slidingly connected in wetting tank inner side wall;Connecting rod, one end is fixedly connected to bottom plate bottom end;Lead screw, rotationally connected between bracket;Threaded block, threaded connection is in the outside of lead screw, threaded block one side slidingly connected in wetting tank outer side wall, threaded block bottom and connecting rod other end fixed connection.When the wetting degree of oxygen needs to be improved, staff rotates hand wheel, hand wheel drives lead screw to rotate, threaded block that is screw-connected on lead screw moves upward, threaded block drives bottom plate to slide upward by connecting rod, bottom plate drives water level to rise, at this time, the longer the path of oxygen through water, the more sufficient humidification, on the contrary, when the wetting degree needs to be reduced, staff reverses hand wheel, threaded block drives bottom plate to move downward, water level drops, the depth of oxygen through water reduces, and the wetting degree reduces.

A connection for a humidification system is disclosed, the humidification system including a heater base, a humidification chamber, and a breathing circuit. A cradle is removably coupled to the heater base. The cradle includes various sensors, probes, sensor wire connectors, heater wire connectors, and / or other features. The cradle can include features configured to mate with corresponding features on the humidification chamber and the heater base. The cradle includes a memory, such as an EEPROM, or other suitable storage device. When the cradle is seated on the heater base, the memory is electrically connected to the processor and / or memory of the heater base. Different cradle models can be produced for use with different humidification chambers, breathing circuits, and / or therapies. A connector can be configured to connect an inspiratory conduit to a gas outlet port of the humidification chamber. The connector can provide a pneumatic connection to the gas outlet port and an electrical connection to the cradle.

An automatic inhalation system which includes a gas supply system which includes a high pressure system and a medium pressure system, a breathing loop; wherein gas enters the breathing loop from the gas supply system; and wherein the breathing loop further comprises an inhale limb and an exhale limb each comprising at least one flow sensor, at least one CO2 sensor, and at least one O2 sensor. The system further includes a controller, wherein the gas supply system and breathing loop are in digital communication with the controller via an I2C bus and a set of analog inputs; and a touchscreen, wherein the touchscreen displays the diagnostic information on a UI accessed through a password-protected user management system; wherein the system is used to administer gas treatments to patients based on a preset protocol that may be started by either an operator or administrator and edited only by an administrator.

The utility model relates to a storage tank container technical field, more particularly, relate to a kind of breather on-line sterilization device and storage tank container.Breather on-line sterilization device includes filter, first pneumatic ball valve, second pneumatic ball valve, third pneumatic ball valve, fourth pneumatic ball valve, first pneumatic diaphragm valve, second pneumatic diaphragm valve, first drain valve and second drain valve;First pneumatic ball valve, filter and first pneumatic diaphragm valve constitute the breathing circuit of container, second pneumatic ball valve, filter, second pneumatic diaphragm valve and second drain valve constitute sterilization circuit, filter, third pneumatic ball valve and first drain valve constitute condensate circuit.The utility model is guaranteed by the setting of breathing circuit, tank body pressure balance;By the setting of sterilization circuit, it can be on-line sterilization after closing breathing circuit, avoids dismounting filter, improves sterilization efficiency.

The application discloses an anesthetizer and a veterinary anesthetizer. The anesthetizer comprises a driving gas branch, a fresh gas branch and a breathing circuit. The fresh gas branch is used for sending fresh gas with anesthetic gas into the breathing circuit. The driving gas branch is used for pushing the fresh gas in the breathing circuit to a patient. The driving gas branch comprises a fan assembly. The fan assembly comprises a casing, a fan and a first heat dissipation member. The casing comprises a first inner cavity, a first air inlet communicating with the first inner cavity and a first air outlet communicating with the first inner cavity. The fan is arranged in the first inner cavity. The fan is used for driving air to enter the first inner cavity from the first air inlet and blow out from the first air outlet. The fan comprises a volute, an impeller and a motor. The impeller is rotatably arranged in the volute. The motor is arranged on the volute and connected with the impeller. The surface of the motor opposite to the first air inlet is a projection surface. The orthographic projection of the first air inlet and the surface of the motor at least partially overlap.

The present application provides a kind of anesthetic evaporator and anesthesia machine, comprising: evaporator disc, for self-rotation around the center of itself under external force drive;N anesthetic evaporation container, fixed on the evaporator disc around the center of evaporator disc, the anesthetic stored in each anesthetic evaporation container is different, N is natural number greater than or equal to 2;By rotating evaporator disc, drive the anesthetic evaporation container to be used to rotate to the same specified position, the anesthetic evaporation container at specified position is towards patient;When the anesthetic evaporation container to be used is rotated to specified position, the anesthetic evaporation container to be used is connected power supply, and is switched from idle state to use state;Two openings are provided on the shell of the evaporator disc, one opening is communicated with the anesthetic evaporation container in use state, and is connected to the respiratory system of patient through breathing circuit;Another opening is communicated with the anesthetic evaporation container in idle state, is connected to the outside world and is provided with sealing cover, for updating anesthetic.

The application discloses a hidden closed tracheoscope and artificial airway breathing circuit combined system. The combined system comprises an artificial airway breathing pipeline and a tracheoscope. The artificial airway breathing pipeline comprises an inhalation circuit and an exhalation circuit connected by a connecting pipe. The tracheoscope comprises a handle part and an insertion part connected with the handle part. The tracheoscope handle part is wrapped on one section of the exhalation circuit. The application is based on the existing breathing circuit and disposable tracheoscope for structural modification. The tracheoscope insertion part is hidden in a section of the telescopic breathing circuit. The telescopic function makes the tracheoscope insertion part advance or retreat in the closed condition. The tracheoscope handle function components are ingeniously wrapped on the surface of the breathing circuit pipeline. The functions of the tracheoscope handle and the breathing circuit are organically combined. Meanwhile, the pipeline interface can be cleaned to keep the tracheoscope clean and unobstructed. The service life of the tracheoscope can be prolonged from single use to about 1-2 weeks.

The present invention relates to an aerosol generating device (162) configured for generating an aerosol stream (114) to a patient (116), as well as a processing device (120) configured for controlling the apparatus (110) for administering the aerosol to the patient (116). Herein, the aerosol generating device (162) comprises:an air inlet (164) configured for receiving a portion of breathing air (166) from a ventilatory circuit (160) to be provided to an aerosol generating element (170);the aerosol generating element (170) configured for generating aerosol particles and introducing them into the aerosol stream (114); andan aerosol tube (172) configured for providing the aerosol stream (114) comprising the aerosol particles through a conducting element to the patient (116).In particular, the device (162) is designed for providing a high aerosol concentration to the patient (116), especially to a preterm infant, a newborn, a child and an adult.It is also disclosed a processing device (120) configured for controlling an apparatus (110) for administering an aerosol (112) to a patient (116) by controlling an aerosol stream (114) to the patient (116) triggered at one point in time that advances at least one of an onset or a suspension of a breathing of the patient (116).

A temperature control method for a heated breathing-circuit includes steps of: continuously controlling the heated breathing-circuit to be heated continuously in a first predetermined time period; obtaining a sampling temperature signal of the heated breathing-circuit in a second predetermined time period; obtaining a resistance value of a temperature sensing loop by converting the sampling temperature signal; controlling the temperature-sampling circuit to be electrically connected with the short-circuit loop in a third predetermined time period, to obtain an internal resistance value of the temperature-sampling circuit; obtaining a resistance value of the temperature sensor thought the resistance value of the temperature sensing loop, a resistance value of the resistance wire, and the internal resistance; and calculating the resistance value of the temperature sensor and the temperature of the temperature sensor, to obtain an actual temperature value of the heated breathing-circuit. A temperature control system for a heated breathing-circuit is also provided.

Disclosed in the present invention is a breathing circuit connector with a heating wire, the breathing circuit connector comprising a corrugated tube, an external connector, a soft rubber sleeve, two semicircular bushings and a locking sleeve, wherein the external connector is arranged inside the corrugated tube, and the soft rubber sleeve is arranged on the outer side of the corrugated tube, the soft rubber sleeve corresponding to the external connector located in the corrugated tube; the two semicircular bushings are sleeved on the outer side of the soft rubber sleeve, the two semicircular bushings are annular, and the locking sleeve is sleeved on the outer side of the two semicircular bushings; and the locking sleeve abuts against the two semicircular bushings, such that the corrugated tube squeezes and fixes the external connector. By means of providing the soft rubber sleeve, the two semicircular bushings and the locking sleeve, the external connector can be fixed by means of being squeezed by the locking sleeve, which method is convenient and simple; moreover, compared with the prior art, the breathing circuit connector does not require secondary injection molding and can be directly assembled and produced, thereby effectively improving production efficiency.

This application discloses a valve and anesthesia device. The valve includes: a valve base with a valve core axially movable on it; a mounting base with a communicating air inlet and outlet, the sealing end of the valve core sealingly abutting the air inlet to open or close it; one side of the mounting base abutting against the valve base; a fastening nut fitted onto the outer periphery of the mounting base and threaded thereto, one axial end of the fastening nut having an inwardly extending limiting ring, the outer edge of the valve base being clamped between the limiting ring and the mounting base; and a breathing circuit module detachably located on the other side of the mounting base, one end of the mounting base having an air inlet and an outlet extending into the breathing circuit module, the breathing circuit module having an air inlet channel communicating with the air inlet and an air outlet communicating with the outlet. This valve can be easily separated from the breathing circuit, avoiding the need for the breathing circuit and valve body to be disinfected together, thus extending the service life of the valve core.

This application provides an animal ventilation device, including a breathing circuit, an anesthesia dispenser, a controller, and a control receiver. The control receiver outputs the received ventilation mode and / or ventilation parameters to the controller. The breathing circuit includes an inspiratory drive module, an inspiratory branch, an expiratory branch, and a breathing interface. The two ends of the inspiratory branch are connected to the inspiratory drive module and the breathing interface, respectively, and the expiratory branch discharges the received exhaled gas. The inspiratory branch has a first port and a second port. The anesthesia dispenser includes an inlet interface and an outlet interface. In the respiratory support mode, the first port and the second port of the inspiratory branch are connected, and the inspiratory drive module outputs an inspiratory auxiliary airflow through the inspiratory branch and the breathing interface. In the anesthesia mode, the inlet interface and the outlet interface of the anesthesia dispenser are connected to the first port and the second port in the inspiratory branch, respectively, and the inspiratory drive module and the anesthesia dispenser output an inspiratory auxiliary airflow containing anesthetic through the inspiratory branch and the breathing interface.

A ventilation support system includes two gas sources each producing a respective gas flow. A first gas source produces a first flow for supply to at least a portion of a lower airway of a patient via a first patient interface for ventilation. A second gas source produces a second flow for supply to an upper airway of the patient via a second patient interface for gas exchange. The first patient interface can be an invasive patient interface configured to isolate the lower airway of the patient from the upper airway. Methods, breathing circuits, and gas exchange devices for use in a ventilation support system are also disclosed.

An electronic vaporizer system includes an anesthetic sump containing anesthetic agent, a vaporizer unit that vaporizes the anesthetic agent from the sump and delivers the vaporized agent to a patient breathing circuit, and a gas sensor configured to measure end tidal concentration of the anesthetic agent and exhalation gasses from the patient. A control system is configured to receive the measured end tidal concentration of anesthetic agent and compare the measured end tidal concentration to a desired end tidal concentration to be maintained for the patient. The vaporizer unit is then automatically controlled to deliver an amount of vaporized agent to the patient based on the comparison.

This invention discloses a medical tube for a breathing circuit. The medical tube delivers gas to and / or delivers gas from a patient. The medical tube includes beads surrounding its longitudinal axis. The beads form a first portion of the lumen wall of the medical tube. The medical tube also includes a membrane surrounding its longitudinal axis. A first portion of the membrane is disposed on the beads, and a second portion of the membrane forms a second portion of the lumen wall. The lumen wall formed by the beads and the second portion of the membrane forms a substantially smooth pore. The medical tube may be reusable or reprocessable.

This application relates to the field of manufacturing fixtures for breathing circuits, specifically providing a multi-wire heating wire processing mold and a multi-wire heating wire breathing circuit processing mold. The multi-wire heating wire processing mold includes a dispensing nozzle and a positioning insert detachably connected to the dispensing nozzle. The dispensing nozzle has a dispensing section with a glue inlet. The positioning insert has multiple spaced positioning channels, and a dispensing channel communicating with the glue inlet is provided between the positioning insert and the dispensing section. Multiple wires pass through the multiple positioning channels one by one, enter the dispensing channel at preset intervals, and exit the dispensing channel after being wrapped with molten glue. By setting a positioning insert with multiple spaced positioning channels inside the dispensing nozzle, clear guidance and effective positioning of multiple wires before entering the dispensing channel are achieved; ensuring that the wires can be stably and orderly distributed inside the spiral membrane, effectively preventing the risk of short circuits caused by contact between wires.