24 results about "Inhalation anesthesia" patented technology

The present invention belongs to the technical field of medical devices, and in particular to an anesthetic gas inhalation prevention device specially used by an anesthesiologist in an operating room, comprising a breathing mask, a connecting hose, a sealed sterilization box, a delivery pipe, a mass flow meter, a disinfection component, a concentration adjustment component and a current limiting component. The air inlet end of the breathing mask is snap-connected to one end of the connecting hose, the output end of the sealed sterilization box is tightly fitted to one end of the connecting hose, the delivery pipe is installed on the outside of the air inlet end of the sealed sterilization box, the mass flow meters are installed on both sides of the sealed sterilization box, the disinfection component is installed inside the sealed sterilization box, the concentration adjustment component is installed on one side of the disinfection component, and the current limiting component is installed inside the sealed sterilization box. The device detects the flow of inhaled anesthetic gas by adding two sets of mass flow meters on both sides of the sealed sterilization box, sterilizes and disinfects the inhaled anesthetic gas by multiple sets of ultraviolet lamp columns, and controls the amount of anesthetic gas introduced by rotating the handle rod at the bottom of the two-way joint, thereby protecting the health of the patient.

The utility model provides a kind of infant anesthesia aromatic mask, specifically relates to medical instrument technical field.A kind of infant anesthesia aromatic mask, including cover body, connection port is provided on cover body outside, the one-way valve is provided at cover body bottom, aromatic device is provided at cover body upper portion, aromatic device includes transparent cover, gauze and filter screen, gauze is fixedly arranged on filter screen upper portion, transparent cover is fixedly connected with bottom filter screen, movable setting has condensation pearl in transparent cover, condensation pearl is sealed and wrapped with edible essence liquid.The utility model has the beneficial effect that: the concept of aromatherapy is applied to pediatric anesthesia mask, which helps to relieve the nervous anxiety of children during anesthesia induction, improves the anesthesia induction cooperation degree, and presses the transparent cover when using, the condensation pearl in the transparent cover is broken under pressure, the edible essence in the interior flows to the gauze, the fragrance is dispersed to the medical mask through the filter screen, during anesthesia induction, anesthesiologist covers the irritating smell of inhaled anesthetic by using aromatic mask.

The invention provides an anesthetic concentration adjusting device, and belongs to the technical field of anesthetic adjustment. Comprising a machine body, an inner container, a volatilization tank, a pushing mechanism and a concentration adjusting mechanism, the volatilization tank is installed on the machine body for use, the concentration adjusting mechanism comprises an air inlet pipe, the air inlet pipe is installed on the volatilization tank, one end of the air inlet pipe extends into the inner container, an elastic piece is installed in the air inlet pipe, and the pushing mechanism is installed on the inner container. A sealing plug is installed on the elastic piece and movably installed in the air inlet pipe. The air inlet pipe is installed in the inner container, the elastic piece and the sealing plug are matched to seal the air inlet pipe, the pulling block moves in the inner container, part of the elastic piece can be extruded, the sealing plug blocks the air inlet pipe, meanwhile, the other part of the elastic piece can rebound, and the sealing plug is separated from the interior of the air inlet pipe; the amount of oxygen conveyed into the inner container can be controlled, and then the concentration of anesthetic inhaled by a patient can be changed.

The present invention discloses a medical anesthesia air storage bag connection structure, comprising an anesthesia machine connector, a connecting shaft and an air storage bag; the connecting shaft passes through the air storage bag and is sealedly connected to the anesthesia machine connector; the connecting shaft rotates radially within the anesthesia machine connector; an oxygen channel and an atomization channel are respectively arranged along the axial direction of the connecting shaft; the connecting shaft is provided with an air inlet and air outlet connected to the oxygen channel and the atomization channel; the anesthesia machine connector is provided with an air inlet and air outlet corresponding to the oxygen channel and the atomization channel. During the inhalation anesthesia process, if the patient experiences airway constriction due to stimulation by anesthetics, or if the patient's existing respiratory system disease is stimulated, leading to bronchospasm, coughing, and wheezing, supportive treatment can be given without changing the original medical system environment; the complexity and unstable effect of the atomizer introduced in the atomization treatment during the inhalation anesthesia stage are simplified and overcome; and the complexity of positive pressure ventilation in medicine is simplified.

The invention discloses a mask inhalation anesthesia waste gas exhaust device, and relates to the technical field of medical instruments, the mask inhalation anesthesia waste gas exhaust device comprises a mask, the upper part of the mask is provided with an air inlet pipe and an expiration pipe, the upper part of the mask is provided with a connecting pipe, the inner side of the connecting pipe is movably connected with a waste gas pipe, and one end of the waste gas pipe far away from the connecting pipe is provided with a driving device; the connecting pipe and the waste gas pipe are jointly provided with a locking assembly, and the locking assembly comprises movable blocks symmetrically arranged on the inner side of the connecting pipe in a sliding mode, second open grooves symmetrically formed in the side face of the waste gas pipe, spherical shells installed on the inner sides of the second open grooves, first movable plates slidably arranged on the inner side of the connecting pipe, and rotating rods rotationally connected with the side face of the connecting pipe. According to the invention, when the exhaust gas pipe is inserted into the connecting pipe through the locking assembly, the movable block impacts to generate sound so as to intuitively indicate that the installation is successful, and after the connection is locked, millisecond-level fault identification can be realized through the color change of the display panel, which is far superior to the traditional judgment mode depending on hearing or touch.

This application relates to the field of surgical diagnostic technology, specifically to a system for adjusting the ratio of intravenous and inhaled anesthetic drugs based on EEG trend-guided analysis. The system generates a standardized sequence set through data acquisition and preprocessing; an association feature construction module extracts association features between drug ratios and EEG trends based on time lag relationships; an influence strength coefficient calculation module combines the ratio structure entropy and EEG fluctuation coefficients to generate an EEG influence strength coefficient; a sensitivity judgment module calculates sensitivity features based on EEG intervals of patients with similar physical signs, combined with real-time fluctuations and influence coefficients; a parameter dynamic adjustment module dynamically optimizes the EEG analysis intervals and trend weights accordingly; and a ratio recommendation generation module generates multiple drug ratio options with expected EEG changes for selection. This system effectively overcomes the shortcomings of static thresholds in adapting to individual differences and intraoperative fluctuations, significantly improving the accuracy of drug ratio recommendations.

The invention relates to the field of medical instruments, and particularly discloses a suction type sedative administration device which comprises a nasal mask and a nasal suction tube. The net-shaped atomizing sheet is used for atomizing the liquid sedative by inputting high-frequency current; the connecting piece forms a connecting cavity for guiding the atomized sedative; a deformation film; the adjusting rod is movably arranged in the connecting piece; the execution module provides power for movement of the adjusting rod; the medicine tube is connected to the connecting piece in the first direction; the nasal mask forms an oxygen uptake cavity; the snorting pipe is provided with a snorting part; the snorting tube is communicated with the connecting cavity so that the atomized sedative flows through the snorting tube and is conveyed to the nasal cavity of the patient through the snorting part; the net-shaped atomizing sheet is arranged on the inner wall of the connecting cavity; the deformation film is located between the net-shaped atomization piece and the nasal suction pipe. The adjusting rod is slidably arranged on the connecting piece and makes contact with the surface of the deformation film. The execution module is connected with the adjusting rod to control the adjusting rod to reciprocate; the invention provides an inhalation type sedative administration device which can reduce anesthesia discomfort of a patient and can accurately control the inhalation anesthesia amount.

The invention provides an operating room anesthetic waste gas treatment device and method, belongs to the technical field of medical instruments, and aims to solve the technical problem that the operating room environment is continuously polluted due to the fact that the anesthetic gas metabolic rate is low and expired gas of a patient contains anesthetic gas. Comprising an air inlet provided with a valve capable of being opened and closed; the temporary storage bin is connected with the gas inlet, is provided with a first pressure regulator and can provide negative pressure to actively inhale waste anesthetic gas or provide positive pressure to actively discharge gas in the bin; the adsorber comprises a filtering section and a containing cavity section which are communicated, the filtering section is communicated with the temporary storage bin, the containing cavity section is provided with a second pressure regulator, the filtering section is provided with anesthetic waste gas adsorption filler, and a gas outlet is formed in the area between the filtering section and the containing cavity section. The technical effects of removing waste anesthetic gas in the operating room and guaranteeing the air quality in the operating room are achieved.

The utility model relates to the technical field of anesthesiology department appliances, and discloses an anaesthetic mask which comprises a mask part, an intubation part and a hanging ring part, the intubation part used for being connected with a gas pipeline is movably inserted into an adjusting socket arranged at the upper end of a mask body, and when the anaesthetic mask is used, the mask body covers the face of a patient through pressing so as to cover the mouth and the nose of the patient; the sealing attaching ring at the lower end of the mask body can improve the sealing performance, when the mask covers the mouth and nose of a patient, the distance between the lower end of the intubation part and the mouth and nose of the patient is shortened by moving downwards to adjust the intubation part, and the patient can conveniently inhale anesthetic medicine in time.

The application provides a closed oxygen supply ventilation device and an oxygen supply system, and relates to the technical field of oxygen supply. The closed oxygen supply ventilation device comprises an oxygen supply pipeline and a sealing assembly. The oxygen supply pipeline is used for cooperating with a patient and can provide oxygen for the patient through the nasal cavity of the patient. The sealing assembly comprises a nasal plug and a connecting piece. The connecting piece is connected to the nasal plug and the oxygen supply pipeline. The nasal plug is used for closing the nasal cavity of the patient without the oxygen supply pipeline. The device can continuously and effectively ensure the air tightness of the nasal cavity position of the patient during operation, is not easy to leak at the nasal cavity position, can provide positive pressure ventilation, and is not easy to leak and cause environmental pollution in the operating room when inhaling anesthetic drugs.

The present invention discloses a portable inhalation anesthesia device for anesthesiology, comprising a placement frame, a connecting frame, a pressure bottle, and a buffer air bag. The pressure bottle is installed in the placement frame, the buffer air bag is installed in the connecting frame, the lower end of the pressure bottle is fixedly connected to an air supply pipe, and a first solenoid valve is installed on the air supply pipe, the other end of the air supply pipe is threadedly connected to the lower end of the buffer air bag, the upper end of the buffer air bag is threadedly connected to an exhaust pipe, and a connecting pipe is threadedly connected to the exhaust pipe, the other end of the connecting pipe is fixedly installed with an inhalation hood, and a second solenoid valve is installed on the exhaust pipe, a fixed partition is fixedly installed in the placement frame, and a circular groove is provided on the right side wall of the placement frame. The advantage is that when the device is not in use, the elastic force of the tension spring can be used to reduce the distance between the placement frame and the connecting frame. At this time, the overall width of the device is small, which is convenient for better carrying and moving.

The invention discloses an anesthesiology department breathing mask which comprises a breathing mask body 1, the middle of the breathing mask body 1 protrudes outwards to form a cylindrical mask body 2, a through hole is formed in the middle of the mask body 2, and a tooth cushion pipe 3 capable of being in sealing sliding fit with the mask body 2 is arranged in the mask body 2. An expiration pipe 4 parallel to the tooth cushion pipe 3 is arranged on one side of the tooth cushion pipe 3, the end of the expiration pipe 4 extends out of the breathing mask 1 to be in butt joint with a one-way valve, and the one-way valve is of a one-way structure capable of expiration towards the outside of the breathing mask 1 as a whole. The device is simple in structure and convenient to operate, seamless switching between oxygen supply and anesthetic gas in the inhalation anesthesia process can be effectively achieved, a corresponding mask does not need to be replaced, the operation flexibility in the operation process is improved, two independent channels are adopted for gas supply and expiration, inhalation of nitric oxide is avoided, and the operation efficiency is improved. And the phenomenon that exhaled air is condensed in the mask can be effectively avoided.

The invention discloses a concentration adjusting type inhalation anesthesia device for the anesthesiology department, and relates to the technical field of medical instruments. The device comprises a gas supply module, a mixing module, a concentration adjusting module, a monitoring module and a control system. The device dynamically adjusts the concentration of anesthetic gas through a closed-loop control algorithm, performs real-time monitoring through an infrared spectrum sensor, and optimizes an adjustment strategy in combination with fuzzy logic. Preferably, the electric control evaporator adopts a double-channel design and supports independent adjustment of various anesthetics. According to the invention, the response speed and precision of anesthetic gas concentration adjustment can be remarkably improved, the safety of the anesthesia process is enhanced, diversified operation requirements are met, and reliable technical support is provided for clinical anesthesia.

The utility model discloses a mouse inhalation type anesthesia device which comprises a support and a cup-shaped head sleeve, the cup-shaped head sleeve is installed on the support, and an air inlet pipe used for being connected with an external anesthesia machine and an exhaust pipe used for being connected with an external waste gas recovery device are arranged on the cup-shaped head sleeve. The dental implant is characterized by further comprising an alveolar rod and a locking mechanism capable of fixing the alveolar rod on the cup-shaped head sleeve, the locking mechanism is arranged on the cup-shaped head sleeve, a guide through hole is formed in the closed end of the cup-shaped head sleeve, the alveolar rod is located in the guide through hole and can move in the guide through hole, the inner end of the alveolar rod is located in the cup-shaped head sleeve, and the outer end of the alveolar rod is located in the cup-shaped head sleeve. And the inner end of the alveolar rod is provided with a vertically through mouse tooth insertion hole. The inhalation type anesthesia device for the mouse can be used for fixing the head of the mouse and then anesthetizing, and is safe to use.

1. The name of this design product: Inhalation anesthesia device. 2. Purpose of this product design: This product design is used for surgical anesthesia. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The embodiment of the invention provides an anesthesia induction box. The anesthesia induction box comprises a body, a sliding cover, an air inlet connector and an air outlet connector. The color of the main body and the sliding cover is semitransparent red; the slide cover can open and close the anesthesia induction box; the gas inlet connector and the gas outlet connector are arranged on the main body and used for feeding anesthetic gas and discharging waste gas. The colors of the main body and the sliding cover of the anesthesia induction box are semitransparent red, the anesthesia induction box is closed through the sliding cover after an animal is placed in the anesthesia induction box, anesthetic gas is introduced through the gas inlet connector, and the animal inhales the anesthetic gas and exhales the gas in the breathing process, so that the animal is more transparent from the visual sense of the animal; when seen from the inside of the anesthesia induction box to the outside, the anesthesia induction box is black, so that animals can be kept calm as much as possible and enter an anesthesia state quickly.

The utility model provides a disposable laughing gas inhalation anesthesia sedation pipeline which comprises a gas inlet pipeline, an inhaler and a gas exhaust hole, the gas inlet pipeline is communicated with the inhaler, the gas exhaust hole is formed in the inhaler, the gas inlet pipeline is communicated with a gas supply pipeline of a laughing gas machine, and the inhaler comprises a lip tube and a nasal plug. The lip tube is communicated with the air inlet pipeline, the left end and the right end of the lip tube are respectively provided with a first air channel, a second air channel is arranged in the nose plug, the nose plug is arranged on the lip tube, and the first air channels are communicated with the second air channel in a matched mode. The inhaler with a novel structure is formed by the lip tube and the nasal plug, and compared with a nasal mask, the inhaler has the advantages that the size is small, the nose of a patient cannot be covered, and oral operation of medical staff cannot be affected; on the other hand, aversion of the patient cannot be caused; and thirdly, the nose plug is in the shape of an elliptical table, so that the nose plug can meet the requirements of patients with different nostril sizes, and a plurality of annular arc-shaped bulges are arranged on the inclined surface of the elliptical table, so that the nose plug can be better attached to the nasal cavity of the patient, gas escape is avoided or reduced, and reduction of the sedation effect is avoided.

The utility model provides a parallel operation type continuous anesthesia device for mass animal experiments, which relates to the technical field of animal experiment instruments and comprises a box body, at least two through holes are arranged at the front end of the box body, and the through holes are hermetically connected with guide parts through mounting grooves. A variable-diameter contact piece is arranged at one end of the guide piece and used for tightly wrapping the neck of the animal; a guiding cavity and a guiding rope are arranged in an opening in the middle of the flexible cover, and the opening can be tightened by pulling the guiding rope to achieve sealing. By means of the design of'head and body separation ', the head of an experimental animal continuously inhales anesthetic gas in the box body, and limbs are led out of the box body for operation. By means of the structure, synchronous anesthesia and parallel limb operation of a plurality of animals are achieved, experiment efficiency is remarkably improved, anesthesia gas leakage is effectively blocked, continuity and stability of the anesthesia process are guaranteed, and animal stress response and personnel occupational exposure risks are reduced.

The utility model discloses a small experimental animal continuous inhalation anesthesia device which comprises an anesthesia bin, an anesthesia mechanism for releasing anesthetic is arranged on one side of the surface of the anesthesia bin, and the anesthesia mechanism comprises a first one-way valve, a second one-way valve, a motor bin, an air guide fan, a storage bin and a connecting pipe. A first one-way valve is fixedly arranged on one side of the surface of the anesthesia bin, a second one-way valve is fixedly arranged at the upper end of the first one-way valve, a motor bin is fixedly arranged on one side of the surface of the first one-way valve, and an air guide fan is fixedly arranged in the motor bin. The small animal anesthesia device is good in using effect, the fan is started when small animals need to be anesthetized, flow of diethyl ether is accelerated through the fan, the one-way valve is conducted, the function of anesthetizing the small animals can be achieved, after the animals are anesthetized, the fan is closed, the anesthesia part of the whole device is automatically sealed, the sealing function is achieved, and diethyl ether can be prevented from volatilizing to the outside. Therefore, the safety of the device can be improved.

1. Name of the designed product: anesthetizing machine. 2. Use of the designed product: used for managing and controlling the breathing and anesthesia of patients during inhalation anesthesia. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view 1.

The invention discloses a laboratory mouse inhalation type anesthesia treatment device, and belongs to the field of mouse anesthesia equipment.The laboratory mouse inhalation type anesthesia treatment device comprises a base plate, one side of the upper surface of the base plate is fixedly connected with an anesthesia cabin, the outer surface of one side of the anesthesia cabin is fixedly connected with a transition cabin, the two sides of the transition cabin are each provided with a movable door, and the transition cabin communicates with the anesthesia cabin through the movable doors; a feeding mechanism is further arranged on the upper surface of the base plate and penetrates through the transition cabin and the anesthesia cabin, and a non-contact mouse feeding mechanism is arranged on one side of the anesthesia cabin; and the experimental operation platform is arranged on the feeding mechanism. According to the anesthesia cabin, the cabin door is arranged, so that during initial anesthesia, only the cabin door needs to be opened, and a mouse is placed into the anesthesia cabin, the operation is convenient and simple, and the difficult operation of fixing the mouse when the mouse is sober is omitted; leaked anesthetic gas can be well absorbed and purified, so that the safety of an experiment is ensured.

The invention provides a modeling method and application of a simple anaphylactoid purpura animal model. The modeling method comprises the following steps: adaptively feeding SPF rats for 3 days; the hot traditional Chinese medicine is continuously injected into the stomach for 7 days, and 1mL / 100g body mass is injected every day; on the seventh day and the fourteenth day, an abdominal cavity sensitizer is injected to the abdominal cavity of the rat twice; shaving a local area on the back of the rat on the 25th day, performing inhalation anesthesia on the rat, performing warm water local wet compress, and then removing local stubbles by using a scraper; injecting a caudal vein sensitizer into the caudal vein of the rat; and after 30 minutes, intradermal injection of an intradermal sensitizer is carried out, 4-5 points are divided, waiting is carried out for 24 hours, so that the antigen is completely excited, and molding is completed. The hot traditional Chinese medicine comprises the following raw materials: cinnamon, fructus piperis longi and rhizoma zingiberis. The modeling time is shorter, the modeling rate is high, the cost is lower, and blood routine, renal function, immunity and inflammation index detection results and skin and kidney pathological results of model rats are all highly similar to those of simple / blood-heat syndrome anaphylactoid purpura patients.

The embodiment of the invention provides a target control oxygen concentration and drug concentration closed-loop conveying system and method for inhalation anesthesia, and relates to the technical field of medical equipment technologies. The method comprises the following steps: acquiring a real-time gas concentration of a target drug, and determining an initial concentration deviation value between the real-time gas concentration and a preset target gas concentration; determining a conveying adjustment strategy based on the initial concentration deviation value, and predicting a system deviation change amount after the conveying adjustment strategy is executed; determining an adjustment acceptance probability according to the system deviation variation and a preset adjustment threshold, and determining whether to execute the conveying adjustment strategy according to the adjustment acceptance probability; and monitoring a state track of the concentration deviation value, and when the state track meets a preset convergence condition, judging that the target gas reaches a target state. According to the invention, the problem of low anesthetic gas control precision is solved, and the effect of improving the anesthetic gas control precision is achieved.

The present invention relates to a simple and retractable mouse inhalation anesthesia device, comprising an anesthetic placement portion, an operation fixation plate and an anesthesia cabin; the anesthesia cabin comprises a front end interface, a retractable bellows, a cylinder and a tail base; the retractable bellows is sequentially connected to the cylinder and the tail base, a double-valve silicone sleeve is provided on the tail base, and the double-valve silicone sleeve is used to seal the anesthesia cabin; the inner wall of the cylinder is provided with two chutes; both sides of the operation fixation plate cooperate with the chutes, and the double-valve silicone sleeve is provided with a linear opening corresponding to the operation fixation plate; the anesthetic placement portion comprises a hollow cylinder and an end cap; one end of the hollow cylinder is closed, and a hollow hole is provided on the closed end, and the end cap is used to seal the hollow cylinder; one end of the hollow cylinder provided with the hollow hole is connected to the front end interface of the anesthesia cabin. During use, the present invention does not require operations such as fixing the mouse in a conscious state and tightening the strap, and the mouse can be directly placed inside the device for anesthesia induction.