762 results about "Nasal passages" patented technology

The present invention discloses a multi-functional bionic nasal irrigator, comprising a base, wherein a water pump for pumping water is arranged in the base, a key panel is arranged on an outer surface of the base, and a water pump water outlet pipe orifice connected to the water pump is arranged at the top of the base. A water-mist spray nozzle device and a water-column spray nozzle device that can be flexibly switched and mounted are designed on the base, main motor power is automatically adjusted according to assembling of different spray nozzle devices, the base is connected to the water-mist spray nozzle device and the water-column spray nozzle device both by clamping, and a diameter of a mist point water outlet hole of an atomization sheet is reduced to 0.15-0.26 mm, so that water mist sprayed has a smaller particle size.

The invention discloses a breath anomaly detection method and system based on gas monitoring, and relates to the technical field of breath anomaly detection.The breath anomaly detection method comprises the steps that mouth and nose gas signals in the breath process of a user are collected and preprocessed, and gas component separation is conducted through a microfluidic gas separation module; and performing differential analysis on separated gas components, calculating fluctuation of nasal cavity and oral cavity gas components, performing breathing mode recognition through 1D SNN, and establishing a personalized breathing mode library in combination with long-term health data of a user. Compared with the prior art, the method has the advantages that more accurate breathing mode recognition and anomaly detection are realized by combining differential analysis of multi-dimensional gas components and a deep learning model with a personalized breathing mode library, so that a more intelligent health management scheme is provided, and particularly, the method has remarkable advantages in coping with complex personalized differences and long-term health trends.

Methods and devices for treating nasal airways are provided. Such devices and methods may improve airflow through an internal and / or external nasal valve, and comprise the use of mechanical re-shaping, energy application and other treatments to modify the shape, structure, and / or air flow characteristics of an internal nasal valve, an external nasal valve or other nasal airways.

The invention discloses a system and a method for monitoring and analyzing a breathing mode of an individual. The system integrates a first sensing device for a nasal cavity and a second sensing device for an oral cavity through monitoring equipment worn on the head and the face. The core of the method is that synchronous quantitative calculation of mouth and nose breathing flow is achieved for the first time through the schemes of hardware decoupling (parallel ultrasonic measurement of oral geometry and flow velocity) and algorithm decoupling (calculation of nasal cavity flow and area from coupling signals in combination with user calibration). According to the invention, the core biomarker ONFR is obtained, and the problem of ambiguity of oral respiration and apnea in the prior art is solved. The invention further discloses a multi-level precision framework, artifact recognition based on double IMUs and a'digital phenotype 'risk early warning technology based on cloud AI. The invention has important application value in the fields of sleep health, sports physiology and the like.

Embodiments of this disclosure provide a device operation method and apparatus, and an electronic device. In the device operation method, after obtaining a vibration signal collected by a bone conduction microphone connected to the electronic device, the electronic device extracts a vibration signal feature of the vibration signal, and then compares the extracted vibration signal feature with a control feature stored in the electronic device. When a comparison result is that the extracted vibration signal feature matches the control feature, the electronic device performs an operation corresponding to the control feature. The vibration signal collected by the bone conduction microphone may be a bone conduction audio signal, and the bone conduction audio signal is skin vibration triggered when a nasal cavity and / or a throat of a user who uses the electronic device make / makes a specific sound.

The invention belongs to the technical field of medical instruments. In order to solve the problems that an existing lung function detection device is low in detection result accuracy and cannot detect parameters such as the residual gas amount, the device for assisting in detecting the lung function of the chronic obstructive pulmonary disease patient is provided and comprises a detection device, a helium bottle, a sealing mask, a nose clip, an air suction pipe, an air outlet pipe, a sealing unit and a plugging switching mechanism; one end of the air suction pipe is connected with the helium tank, and the other end is connected with the plugging switching mechanism; one end of the air outlet pipe is connected with the detection device, and the other end is connected with the plugging switching mechanism; the nose clip is arranged at the upper end of the sealing mask. According to the embodiment of the invention, a subject cannot inhale external air and cannot exhale in-vivo air from the nasal cavity through the nasal clip, and the plugging switching mechanism can thoroughly open the pipe orifice of the air outlet pipe or the air inlet pipe, so that the subject can inhale or exhale easily, the detection accuracy is high, and the detection efficiency is high. And the method can be combined with a closed helium dilution method to obtain parameters such as residual gas amount.

Devices, systems, and methods for treating chronic rhinosinutisits (CRS) are described herein. The devices can have a guide member defining at least one lumen therethrough. A drug delivery component is advanced through the lumen to deliver a substance to the sino-nasal cavity of a patient. Once the drug delivery component is positioned at the desired area in the sino-nasal cavity, a user actuates the system to deliver the substance to the target area. Actuation of the system delivers the substance to the middle meatus, osteo-meatal complex, or other areas within the sino-nasal cavity of the patient.

The invention provides a device for collecting a nasal secretion sample. The device includes a sample collection member comprising a material for collecting a predetermined volume of a nasal secretion sample. The device further includes a handle and an elongated support member extending between the handle and the sample collection member and for supporting the sample collection member. The device is adapted for a user holding the handle to locate the sample collection member in contact with tissue at a target location inside the nasal cavity where the sample collection member collects a predetermined volume of a nasal secretion sample.

A dustproof nasal irrigator includes a nozzle assembly and a shielding cover. The nozzle assembly includes a nozzle seat, a raw liquid nozzle and a waste liquid nozzle, the raw liquid nozzle and the waste liquid nozzle are both connected to the nozzle seat, the shielding cover is detachably connected to the nozzle seat, a receiving cavity is provided in the shielding cover, and when the shielding cover is connected to the nozzle seat, the raw liquid nozzle and the waste liquid nozzle are both located in the receiving cavity.

The present disclosure describes devices for intranasal drug delivery to targeted regions and sub-regions of a nasal cavity of a subject, including the turbinates. The devices may have a housing with a dispensing element, and a positioning or trigger element coupled to the housing that positions the dispensing element within the nasal channel and limits its depth of insertion. The dispensing element may comprise a side opening for dispensing a composition. Devices of the present disclosure may provide a convenient and effective way to deliver compositions intranasally to the targeted regions and subregions while limiting off-target delivery.

Disclosed are an irrigator component and a nasal irrigator. The irrigator component includes: a body, a water tank, a water tank, a first nozzle and a second nozzle. The body includes a first connection portion and a second connection portion; the water tank is configured to store cleaning liquid, and the water tank is connected to the first connection portion; the waste tank is configured to recycle the cleaning liquid, and the waste tank is connected to the second connection portion; and the first nozzle is communicated with the water tank and the second nozzle is communicated with the waste tank. The cleaning liquid is configured to enter user's nasal cavity through the first nozzle, and flow back to the waste tank from the second nozzle.

A method for diagnosing nasal cytology based on deep learning includes: reading in blocks a nasal cytology to be diagnosed in a sliding window; performing preprocessing on the window image and inputting the preprocessed window image into a trained cell detection model, a coordinate and a score of a bounding box of a detected target being obtained based on feature maps, and a bounding box set being obtained by filtering out bounding boxes with scores below a predetermined threshold; cropping an image from the window image based on coordinates of bounding boxes in the bounding box set, performing preprocessing on the image and inputting the preprocessed image into a trained cell classification model to output a cell category of the corresponding image, and performing post-processing to obtain a cell category of the nasal cytology to be diagnosed.

The utility model provides a nasal feeding tube fixator which comprises a nasal paste support body, a slender rod body, a parallel hook, an adjusting screw buckle and an arc-shaped clamping piece, the bottom end of the nasal paste support body is flush, the top end of the nasal paste support body is inclined, and the slender rod body is arranged at the top end of the nasal paste support body. The slender rod body extends out of the nose tip and then is bent, so that the tail end rod body is located on one side of the slender rod body and corresponds to one side of the nasal cavity, the parallel hook is fixed below the tail end rod body, one side of the parallel hook is open, the adjusting screw buckle is arranged on the tail end rod body in a vertically movable mode, and an arc-shaped clamping piece matched with the parallel hook is arranged at the bottom end of the adjusting screw buckle. The nasal feeding tube fixator is simple in structure, and the nasal feeding tube is firmly fixed.

The invention discloses an environment-friendly single-dose nasal spray device which comprises a nasal spray body, the nasal spray body is provided with a holding part for a hand to hold and a nozzle for being aligned with a nasal cavity to spray liquid medicine, an inner cavity is formed in the nasal spray body, an atomizing column for atomizing the liquid medicine is arranged in the inner cavity, and a liquid outlet channel communicated with the nozzle is arranged in the atomizing column. A medicine bottle is arranged in the inner cavity in a relative sliding mode, a push rod is arranged on the medicine bottle, one end of the push rod extends out of the inner cavity to be pressed by a hand to drive the medicine bottle to slide in the direction close to the atomization column along the inner cavity, and a dynamic sealing assembly is arranged in the medicine bottle and comprises a piston arranged in the medicine bottle in a relative sliding mode and a valve rod with the lower end inserted into the piston in a sliding mode. A liquid storage cavity is defined by the lower end of the piston and the inner wall of the medicine bottle, a communicating channel sealed by the piston is arranged in the valve rod, and after the medicine bottle slides to drive the piston to enable the piston to drive the valve rod to move to abut against the atomization column, the valve rod slides downwards relative to the piston to enable the communicating channel to be opened, and the liquid storage cavity and the liquid outlet channel are communicated.

The invention relates to a minimally invasive implantable frontal lobe brain-computer interface method and device, and the method comprises the steps: constructing an individualized brain three-dimensional model according to CT and MRI image data of a patient, presetting an optimal nasal implantation path, and carrying out the implantation of the patient through a nose under the dual guidance of a nasal endoscope and a three-dimensional navigation system, constructing a skull base passage through minimally invasive trimming of a nasal cavity / paranasal sinus structure, and performing real-time matching and overlapping on an endoscope view and the three-dimensional model by using a rigid body transformation algorithm to display the position of a surgical instrument; windowing at a preset target point, implanting the flexible electrode array into a target brain region according to a planned depth and angle through a controllable propulsion mechanism, and establishing a neural signal acquisition or stimulation interface; intelligent mode recognition is carried out on the collected neural signals, the intention or brain state of the user is decoded, and corresponding neural stimulation or feedback signals are generated. According to the method, accurate, safe and minimally invasive clinical intervention is realized through a full-chain technical scheme of individualized planning, real-time navigation, minimally invasive implantation and biological integration, and the application value of a brain-computer interface technology is remarkably improved.

A patient interface cushion and specifically a patient interface cushion with fabric, configured to supply pressurized breathing gas to the nasal and oral airways of a user. The patient interface cushion includes a rigid part, configured to support the elastic part, featuring a first opening and a second opening; The elastic part, configured to provide an attachment surface for the fabric part, featuring a third opening in communication with the second opening and a fourth opening allowing the user's nose and mouth to enter the internal cavity of the elastic part. The fabric part, configured to form a sealing area between the lower lip area and the nasal bridge area, featuring a first surface partially connected to the elastic part, a second surface sealing at least a portion of the user's face, and also having an inner edge and an outer edge.

1. Name of the product in this design: Nasal hair trimmer. 2. Purpose of this design: To remove hair from inside the nasal cavity. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

1. The name of the design product: nose suction device and its shell. 2. The use of the design product: the whole design is used for nasal care, and the shell is used locally. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: design 1 perspective view 1. 5. Design 1 is designated as the basic design. 6. Other circumstances that need to be explained: the solid line part of the design represents the part to be protected, and the dashed line part represents the part not to be protected.

This invention relates to the field of medical devices, and more specifically, to a soft nasal swab based on pneumatic growth and a sampling method, comprising an axial drive section, an auxiliary support surface section, a middle folding surface section, and a front brush section connected sequentially from back to front; it addresses the problems of existing nasal swabs lacking elasticity, resulting in a poor sampling experience; the risk of cross-infection due to direct contact between medical personnel and subjects; and the inability to achieve automatic sampling. The axial drive end allows for deformation through inflation of different sections to adapt to movement in the sampling direction within the nasal cavity; the auxiliary support surface section controls the force transmission of the nasal swab during use; the middle folding surface section enables automatic folding and rotation; the front brush section improves sampling accuracy while achieving automatic sampling; the specific sampling method steps reduce cross-infection; the gas pressure drive and structural design of different parts of the nasal swab simplify the drive source; and safety risks are reduced.

The utility model discloses a precise injection mechanism for nasal cavity administration and a nasal spray device thereof. The precise injection mechanism comprises a stepping motor, a cam, a roller, a push rod spring, a push rod, a push rod shell, a piston rod spring, a piston rod and a medicine storage bin. The medicine storage bin is sealed through a piston, and the piston is connected with a piston rod spring and coaxially connected with a push rod. The contour surface of the cam is connected with the roller which is vertically connected with the center shaft of the push rod. By the adoption of the precise injection mechanism, the constant amount of liquid medicine can be delivered to the atomization device each time, precise dosage of medicine administration each time is achieved, and parallelism of medicine administration and safety of medicine administration are guaranteed.

The utility model provides a visual posterior nasal nerve ablation electrode device. The visual posterior nasal nerve ablation electrode device comprises an electrode tip with a camera, a snake bone pipe and an electrode tip swing assembly. The electrode tip is sleeved on the snake bone pipe and is connected with a moving piece in the electrode tip swinging assembly through a rope beam group of the snake bone pipe; by means of the camera, a doctor can more visually find out target tissue in the ablation nasal cavity, the moving part can move when driven, then the rope beam set is pulled, the snake bone pipe is driven by the rope beam set to swing, then bending of the electrode tip is achieved, the electrode tip can accurately reach the diseased position, and tissue ablation is conducted.

1. The name of the design product: nose aspirator. 2. The use of the design product: the design product is used for sucking dirty things in the nasal cavity of infants and children. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

The utility model relates to a self-inflating nasal cavity balloon stent which comprises a balloon supporting mechanism and an inflating mechanism. The balloon supporting mechanism comprises a semi-hard bottom frame, a semi-hard ventilation main supporting column, a one-way valve and an expandable pressure-resistant balloon, the semi-hard bottom frame is fixed to one end of the semi-hard ventilation main supporting column, the one-way valve is used for fixing the lateral supporting structure to the semi-hard bottom frame, and the expandable pressure-resistant balloon is fixed to the other end of the semi-hard ventilation main supporting column; the inflation mechanism comprises an inflation balloon and an inflation needle, the inflation needle is communicated with the inflation balloon, and the inflation needle can be connected with the one-way valve in an inserted mode. The self-filling nasal cavity balloon stent can quickly and effectively solve the problem of nasal obstruction of a patient, improves the breathing quality of the patient in daily life, especially during sleeping at night, further improves the physical condition of the patient, improves the body immunity, and improves the chronic rhinitis condition of the patient from the perspective of a long time; in addition, the nasal cavity expanding and filling device can also be used as an auxiliary instrument for expanding and filling surgical wounds after a nasal cavity operation.

1. Name of the product in this design: Nasal cannula protective sleeve. 2. Purpose of this design: The nasal cannula is used as a component of the nasal interface, which is used as a respiratory therapy / improvement device. The nasal cannula protective sleeve is used to reduce the mechanical irritation of the nasal cannula to the nasal mucosa. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

1. The name of the design product: nasal cavity cleaning liquid bottle. 2. The use of the design product: for preloading nasal cavity cleaning liquid, for cleaning the nasal cavity. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The utility model belongs to the technical field of medical instruments, and particularly relates to a face auxiliary fixing support for nasal tracheal intubation. After nasal intubation, if no corresponding intubation protecting and fixing device exists, the problems of postoperative soft tissue injury of the nose, deformation and compression of the nasal intubation and the like easily occur. In order to solve the problem, the utility model provides an auxiliary fixing support which comprises an arc-shaped face fixing shell, the two ends of the face fixing shell are connected through a fixing belt, a sliding adjusting device is arranged on the outer side of the face fixing shell, an intubation clamping device is arranged on the sliding adjusting device, and the fixing belt is arranged on the face fixing shell. The cannula clamping device comprises a second supporting column, a clamping seat is arranged on the second supporting column, an arc-shaped groove matched with the trachea cannula in shape and corresponding to the trachea cannula in size is formed in the clamping seat, a third fixing belt and a fourth fixing belt are arranged at the two ends of the clamping seat, and the cannula connecting pipe is fixed through cooperation of the arc-shaped groove of the clamping seat, the third fixing belt and the fourth fixing belt.

The invention relates to the technical field of oxygen generators, and discloses a self-adaptive safe oxygen generator which comprises an oxygen generator body, the upper surface of the oxygen generator body is fixedly connected with a carrying plate, an operation panel is arranged at the top of the oxygen generator body, the oxygen outlet end of the oxygen generator body communicates with a round pipe, and the end, away from the oxygen generator body, of the round pipe communicates with a mounting pipe; a sealing cover is inserted into the end, away from the circular pipe, of the mounting pipe, a rubber block is fixedly connected to the inner wall of the sealing cover, an inductor is fixedly connected to the surface of the mounting pipe, and a drainage component is arranged in the circular pipe. After the oxygen generator starts to work, a sealing cover on the surface of a mounting tube is taken down, a rubber block is separated from the surface of the mounting tube, an oxygen catheter is inserted into the surface of the mounting tube to be connected with the mounting tube, and oxygen in the oxygen generator can be conveyed to the nasal cavity of a patient through the oxygen catheter at the moment; and the sensor is used for detecting the flow rate of oxygen in the mounting pipe.

1. Name of the product in this design: Breathable Nasal Strip (Auspicious Cloud Pattern). 2. Purpose of this design: To improve nasal congestion. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

A suspension type nasal air conditioner comprises an outer nose enclosing body, an inner nose enclosing body, an air inlet, an air outlet and an air outlet, the outer nose enclosing body is in a barrel shape with two open ends, and the outer nose enclosing body completely or partially encloses an outer nose in the inner space of the outer nose enclosing body; the part, close to a near-end opening, of the outer nose enclosing body is a skin contact part, the part, close to a far-end opening, of the outer nose enclosing body is a suspension part, the restraint body is composed of a restraint body connecting part and a restraint body free part, the restraint body connecting part is connected with the outer nose enclosing body, and the restraint body free part is connected with the restraint body connecting part. At least one part of the free part of the restraint body is in conformal or interference contact with the nose skin so as to form friction force with the nose skin, and the outer nose surrounding body is prevented from falling off from the outer nose; the device is small, light and convenient to use, the aim of humidifying and warming the self-service nasal skin and nasal mucosa of the human body is achieved by intercepting moisture and heat of exhaled air, the functions of a moisture and heat exchanger and an air filter are achieved, and energy is remarkably saved.

1. The name of the product under this design: Bitong (Type B). 2. The purpose of this product design: used to clear the nasal passages, dispel wind and heat. 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.