47 results about "Larynx" patented technology

The invention discloses a bionic TENG sensor unit for an artificial throat and a preparation method thereof, and relates to the field of artificial throats, and the sensor unit comprises a gradient micro-dome friction layer, a strain amplification layer, an electrode layer and a back cavity substrate layer. The gradient micro-dome array realizes gradual contact through gradient change of height and diameter; the strain amplification layer converts vertical vibration into horizontal strain by using a cantilever beam-sliding block structure; the back cavity array selectively amplifies vibration at a specific frequency based on the Helmholtz resonance principle. The invention further provides a corresponding preparation method. The preparation method comprises the steps of back cavity forming, electrode deposition, microstructure manufacturing, surface treatment and the like. The sensor has the advantages of high sensitivity, good frequency selectivity and strong durability, and is particularly suitable for detecting weak laryngeal vibration signals of laryngeal patients.

The present application relates to the technical field of health monitoring, in particular to a kind of infant asphyxia risk autonomous monitoring method and system based on laryngeal respiratory sound, comprising: utilize high sensitivity MEMS microphone to collect the airflow and respiratory sound signal of infant larynx, and utilize micro accelerometer to monitor the thoracic movement data of infant synchronously;The airflow and respiratory sound signal are denoising, and the denoising respiratory sound signal is obtained;The denoising respiratory sound signal is separated according to respiratory event Signal, and is enhanced and combined into respiratory sound data set;Respiratory sound feature is extracted in respiratory sound data set, and asphyxia anomaly classification model is constructed based on respiratory sound feature by machine learning model, and dynamic baseline model that adapts individual respiratory difference is established according to respiratory sound feature.The present application utilizes the hardware device of high sensitivity MEMS microphone and micro accelerometer and artificial intelligence model to combine, realizes the use of laryngeal respiratory sound signal in home environment and autonomously completes infant asphyxia risk identification and early warning.

A system for measuring cardiovascular data includes an elongate member having a channel, a first expandable member carried by the elongate member and movable between a collapsed state and an expanded state by adjustment initiated externally of a subject, a first sensor disposed on a surface of the elongate member, second and third sensors disposed on a surface of the first expandable, a first optical sensor located at a first location in relation to the distal end of the elongate member and configured for obtaining photoplethysmographic data, and wherein the first expandable member in its expanded state is configured to interface with the subject's larynx for delivery of at least oxygen gas into the respiratory system of the subject, and the second and third sensors are configured to contact tissue in proximity to the larynx when the first expandable member is in its expanded state.

The application discloses a throat clearing and larynx relieving composition and application thereof. The throat clearing and larynx relieving composition is mainly composed of raw oils of vitex oil, rhododendron oil, patchouli oil, eucalyptus oil, mint oil and star anise oil and optional added oil and diluent, is stirred and mixed, and has the main function of clearing throat and relieving larynx, and can also achieve the effects of freshening breath, refreshing brain, detoxifying and moistening lung, swelling and pain relieving, and phlegm and cough relieving.

A rehabilitation treatment device and method for a patient with swallowing dysfunction comprises a liquid bag (8) acting on the throat of the patient with swallowing dysfunction, a supporting frame (7) arranged on the liquid bag (8), a vertical beam (1) arranged on the supporting frame (7), and a fluid pump (91) arranged between the vertical beam (1) and the liquid bag (8). The upper end face of the liquid bag (8) is supported, expansion medium liquid is injected into the liquid bag (8) through the fluid pump (91), and external interference activity acting force is generated on the throat of a patient with swallowing dysfunction through the liquid bag (8). According to the swallowing-dysfunction patient rehabilitation device, slow expansion force generated by viscous liquid acts on the throat of a swallowing-dysfunction patient in the rehabilitation process, the technical problem that the throat of the patient is lifted up through the hands of a doctor is solved, and therefore the rehabilitation treatment effect of the swallowing-dysfunction patient is improved.

An airway device facilitates the insertion of an ETT into a patient, the delivery of oxygenated air into a patient, an exchange of the pre-inserted ETT in an intubated patient, and an evaluation of the larynx and trachea in an intubated patient, The device comprises an overtube having a mask section attached to a distal portion of the overtube. An inflatable bladder affixed to the mask section includes a shape and surface configured to seamlessly contact the circumference of the elliptical construction of the laryngeal opening. Once the inflatable bladder is positioned adjacent the laryngeal opening enhanced sealing properties are created so that the axis of the airflow entering the device matches the axis of the trachea, allowing for the improved delivery of oxygenated air into the patient's lungs. The specific utilization of the bladder allows for the device to be constructed smaller than a typical airway device, which may more easily facilitate the insertion process. Additionally, the device may provide a seamless transition into endotracheal intubation when necessary.

Throat specimen collection devices and methods of using the same are provided. In certain embodiments, a throat specimen collection device includes i) a tongue depressor configured to restrain a subject's tongue, and ii) a collection container including an elongate member and a collection member, where the elongate member is positioned to depress the subject's tongue when the tongue depressor is positioned to depress the subject's tongue and the collection container is in a collection position. The acquisition component touches a subject's throat and acquires a throat specimen from the subject. Also provided is a method of collecting a throat specimen, the method comprising applying the throat specimen collection device to a mouth of a subject and collecting the throat specimen.

1. The name of the design product: intelligent auxiliary voice artificial larynx. 2. The use of the design product: auxiliary voice. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The invention relates to the technical field of snoring patient treatment, and discloses a snoring patient lower jaw position and airway pressure linkage adjusting device which comprises a breathing machine body, a mask is connected to one end of an air delivery pipe, a tap is mounted on the outer wall of one end of the air delivery pipe, and an upper gear sleeve is connected to one end of a first air guide pipe; according to the breathing machine, the lower jaw airway linkage adjusting mechanism is arranged, oxygen on the breathing machine body can enter the first hose through the tap joint, and when a snore symptom patient wears a mask, the oxygen can enter the first hose through the tap joint, so that the breathing machine body is more comfortable to wear, and the breathing machine body is more comfortable to wear. An upper tooth sleeve and a lower tooth sleeve on one side of the mask are worn in the oral cavity of a patient, oxygen intermittently enters a second hose, air bags on the upper tooth sleeve and the lower tooth sleeve are intermittently expanded and contracted, then the throat of the lower jaw of the patient in sleep is intermittently expanded, gas between the lower jaw and an airway flows in a linkage mode, and therefore the patient can feel more comfortable. And the patient can breathe smoothly.

The invention relates to a laryngeal tube (10) and proposes an improved design which has a positive effect on the use and manufacture of the laryngeal tube (10).

1. The name of the design product: electronic laryngoscope. 2. The use of the design product: for checking the lesions of pharynx and larynx. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view.

The invention relates to a laryngeal tube (10) and proposes an improved design which has a positive effect on the use and manufacture of the laryngeal tube (10).

The application discloses a box type supporting laryngoscope operation simulation training device, which comprises a box body and a larynx body simulation training module. An instrument operation port is formed on the front surface of the box body, and the angle between the instrument operation port and the larynx body simulation training module is an acute angle. The larynx body simulation training module comprises a perforable circular ring and a reversed V-shaped adhesive tape, and the adhesive tape is located at the back side of the circular ring. The box type supporting laryngoscope operation simulation training device is formed by combining the box body and the larynx body simulation training module, and the instrument operation port is formed on the box body. The surgical instrument is placed into the instrument operation port, reaches the operation area of the larynx body simulation training module in the box, and performs corresponding laryngoscope operation simulation operation, thereby forming a simplified simulation, making the simulation operation simpler, being suitable for primary skill training, and being capable of practicing by taking other simulation objects as carriers. The device can be used for training at any time by using the spare time, and is easy to popularize.

The application discloses a kind of bionic TENG sensor unit for artificial throat and preparation method thereof, it is related to artificial throat field, the sensor unit includes gradient microdome friction layer, strain amplification layer, electrode layer and back cavity substrate layer.Gradient microdome array realizes progressive contact by the gradient change of height diameter;Strain amplification layer utilizes cantilever beam-sliding block structure to convert vertical vibration into horizontal strain;Back cavity array is selectively amplified to specific frequency vibration based on Helmholtz resonance principle.The application also provides a corresponding preparation method, including back cavity forming, electrode deposition, microstructure manufacturing and surface treatment and the like steps.The sensor has the advantages of high sensitivity, good frequency selectivity and strong durability, and is particularly suitable for detecting weak laryngeal vibration signals of laryngeal patients.

The present invention relates to a medium composition for forming a laryngeal organoid and a method for preparing a laryngeal organoid by using same. The method for preparing a laryngeal organoid in which laryngeal epithelial cells are three-dimensionally cultured using the medium composition for forming a laryngeal organoid according to the present invention enables stable long-term serial passaging for two or more generations, so that a large quantity of cells can be obtained from a small amount of tissue. In addition, the laryngeal organoid prepared by the method includes a stratified squamous epithelium structure or pseudostratified ciliated columnar epithelium structure that is histologically highly similar to the larynx, and thus may be used as a graft material for laryngeal tissue or as a model capable of replacing cell and animal experiments in disease modeling and drug screening.

1. Name of the designed product: artificial larynx with collar. 2. Use of the designed product: as a tool for speaking with the aid of sound. 3. Design points of the designed product: in shape. 4. Picture or photo best showing the design points: perspective view.

The application relates to the technical field of ultrasonic diagnosis, and provides a hyoid-larynx complex mobility evaluation method based on wearable ultrasound, which comprises the following steps: S1: collecting neck superficial tissue ultrasonic signals, continuously acquiring an ultrasonic image sequence containing hyoid and C2-C4 cervical vertebra anatomical structure images; S2: adopting a two-stage intelligent recognition and tracking strategy of initialization calibration+real-time tracking, automatically recognizing and continuously marking the position information of a point; S3: taking the line connecting the C2 cervical vertebra lower front edge point and the C4 cervical vertebra lower front edge point as a reference to establish a relative coordinate system; S4: based on the relative coordinate system, extracting real-time coordinates of a hyoid upper edge point in the whole process of a swallowing event, and calculating the position change amount of the marking point relative to the coordinate system; and S5: outputting the position change amount of the hyoid upper edge point as a core quantitative index of the hyoid movement amplitude. Relying on the scene advantages of ultrasonic noninvasive quantification and wearable devices, real-time, continuous and objective detection of hyoid displacement and related biomechanical parameters is realized.

The present invention relates to a laryngoscope that can be used to intubate a patient while simultaneously providing oxygenation and suction at the level of the distal pharynx / proximal larynx to improve both oxygen availability and visualization of the patient's airway access during the intubation procedure. The laryngoscope comprises two lumens coupled to the handle and blade of the device, the lumens configured to connect directly to external sources, such as suction or oxygen. The present device permits the user to complete the intubation procedure without having to remove the device from the patient's airway before the intubation procedure is complete or have a second person insert and operate additional devices to supply oxygen and / or suction during the intubation procedure. A cover for a laryngoscope with the same features is also described. The present laryngoscope and cover are believed to have application in an emergency medical setting.

The invention discloses a neck-worn artificial throat which comprises a neck-worn shell, a key shell, a display screen shell and a sensor, the key shell and the display screen shell are fixedly connected with the two ends of the neck-worn shell respectively, and containing spaces are formed in the neck-worn shell, the key shell and the display screen shell; a circuit board is fixedly arranged in the accommodating space of the key shell, a microphone, an audio coding chip, a CPU (Central Processing Unit), a communication module and a decoder are integrated on the circuit board, and a microphone port and keys are arranged on the key shell; a battery and a loudspeaker are fixedly arranged in the containing space of the display screen shell, a loudspeaker opening and a charging interface are formed in the display screen shell, and a display screen is fixedly arranged on the outer side of the display screen shell. The neck-worn artificial throat provided by the invention can be directly worn on the neck, and the sensor can be accurately positioned and adhered to the neck, so that the signal acquisition position is kept unchanged all the time, and the sensor can adaptively follow the dynamic change of the neck or the throat to prevent the signal from being interfered.

Laryngeal tube (10) for ventilating a patient, with special geometry and a ventilation channel (18) through which both cuffs can be inflated and / or deflated.

The application provides a laryngeal image feature determination method and device and related equipment, which determines the area proportion feature of a target abnormal area based on the area of the target abnormal area and the size information of a narrow-band endoscopic image, obtains the first quantity proportion feature of abnormal microvessels in a microvessel segmentation map, the second quantity proportion feature of hollow microvessels in the abnormal microvessels, obtains the third quantity proportion feature of irregular shape microvessels in the microvessel segmentation map, obtains the abnormal microvessel aggregation degree feature, the microvessel density feature and the abnormal microvessel color quantization feature in the target abnormal area, and adds the area proportion feature, the first quantity proportion feature, the second quantity proportion feature, the third quantity proportion feature, the abnormal microvessel aggregation degree feature, the microvessel density feature and the abnormal microvessel color quantization feature to a preset laryngeal image feature set. The abnormal degree of the larynx of a patient is efficiently and accurately determined.

A trans-oral surgery device has a scaffold insertable into the vicinity of the larynx or hypopharynx of a subject. A support is arranged for holding a flexible optical fiber for delivering light to the subject. A plurality of tendons is connected to the support, and slidably anchors the support to the scaffold. The tendons are adjustable to move the support relative to the scaffold. The scaffold is provided at the front end of a blade, and the blade is non-straight.

To provide an electric artificial larynx capable of imparting intonation to a spoken voice without occupying a user's hands.SOLUTION: An electric artificial larynx 2 includes a sensor unit 4 that is mounted on a head 12 of a user 10 and detects movement of the head 12 of the user 10, a control unit 18 that generates a pulse signal corresponding to the movement of the head 12 of the user 10 detected by the sensor unit 4, and a vibration sound generation unit 8 that converts the pulse signal from the control unit 18 into vibration to generate a vibration sound in an oral cavity of the user 10.SELECTED DRAWING: Figure 2

1. Name of the product in this design: Judgment display unit of an electronic device with a graphical user interface and a shooting operating system. 2. Purpose of this design: An electronic device. 3. The key design features of this product are: the solid lines in the interface and the narrowly spaced circular and elliptical dashed lines in the upper right corner of the main view. 4. The image or photograph that best illustrates the design's key features: the front view. 5. The remaining parts have no design highlights, and the rear view, left view, right view, top view, and bottom view are omitted. 6. Purpose of the graphical user interface: This interface is used to simultaneously display images of natural openings such as the external auditory canal, vagina, pharynx, larynx, rectum, and nasal cavity or their interiors, as well as patient information, input information, status, etc. For example, this interface can be used to diagnose specific diseases. In the interface state, three interfaces can be displayed: "Able to perform judgment", "Judgment performed successfully", and "Judgment result displayed". The main view displays images captured by the camera, along with patient information, input information, and status. The change state diagram is the interface displayed after clicking the button shown by the solid line in the lower right corner of the main view. 7. Other situations requiring explanation: The parts shown by solid lines in the view are the parts that require protection. In addition, the narrowly spaced circular and elliptical dashed lines in the upper right corner of the interface shown in the main view indicate the parts that require protection.

The utility model relates to a liquid medicine injection device for the throat of a patient, and belongs to the technical field of medical instruments. Comprising a handle, a switching valve and an infusion extension tube, the infusion extension tube is fixedly installed on the handle, a needle head assembly is installed at one end of the infusion extension tube in a threaded mode, the switching valve is fixedly installed at the other end of the infusion extension tube and communicated with the infusion extension tube, and a supporting frame is fixedly installed on the portion, below the switching valve, of the handle. And an injector A and an injector B are respectively clamped on the support frame and are respectively communicated with the switching valve. The liquid medicine injection device for the throat of the patient is easy and convenient to operate, the injector can be fixed, disjunction of the joint of the injector and the infusion tube is avoided, meanwhile, liquid medicine residues are reduced, and the dosage accuracy of injection liquid medicine is effectively improved.

Hydration of a larynx and / or vicinity with a composition comprising a salt formulation (e.g., CaCl2, MgCl2, KCl and / or NaCl) can achieve prophylactic and / or therapeutic effects (e.g., cough suppression, improving voice quality, increasing pulse oxygen saturation and / or increasing mucosal vaccination effectiveness). The composition is administered as dry particles (e.g., aerosol) or as a liquid (e.g., solution, aerosol). The liquid can have a pH of 7.0 up to around 10.0, or preferably around 7.5 up to around 9.5, or more preferably around 8.0 up to around 9.0, or even more preferably 8.0 to 8.5 or most preferably around 8.0. The droplets can have a mass median aerodynamic diameter from approximately 8 pm to approximately 15 μm or from approximately 15 μm to approximately 500 μm. A therapeutic dose (e.g., 0.5 mg to 4.0 mg mass of salt) is administered in response to an indication. Such can employ an osmolitically active composition.

The invention relates to a laryngeal tube (10) and proposes an improved design which has a positive effect on the use and manufacture of the laryngeal tube (10).

The invention relates to the technical field of medical instruments, and particularly discloses an ear-nose-throat head and neck surgery foreign matter extraction device which comprises a fixing frame, the inner wall of the fixing frame is rotationally connected with a set of symmetrical clamping jaws, the side faces, close to each other, of the clamping jaws are jointly and fixedly connected with a set of tension springs, and the upper surface of the fixing frame is fixedly connected with a connecting cover. An abutting structure used for abutting the set of clamping jaws to enable the set of clamping jaws to be kept in an open state is arranged in the fixing frame, and the abutting structure comprises a top frame hinged to one side face of each clamping jaw. Through the cooperation of the flexible rod assembly, the clamping jaw and the abutting structure, when the clamping jaw stretches into the cavity, the clamping jaw can smoothly advance in the bending direction of the cavity through the flexible cylinder, it is ensured that the clamping jaw is always aligned with the area where foreign matter is located, scraping between the clamping jaw and the pharynx and the laryngeal mucosa is avoided, abutting of the abutting structure to the clamping jaw can be relieved through the pull rope, and the clamping jaw can be prevented from being damaged. And therefore, the foreign matter is clamped by the clamping jaws, and the efficiency of taking out the foreign matter is further guaranteed.

A method includes everting a tubular membrane comprising a thermoplastic material such that (i) a closed end of the tubular membrane, (ii) a first distal end of a central air line, and (iii) a second distal end of a side air line move into a pharynx of a patient. The first distal end extends distally through the closed end and a first proximal end of the central air line extends proximally through an open end of the tubular membrane and a mouth of the patient. The side air line is disposed on an exterior surface of the tubular membrane, the second distal end is proximal to the first distal end and to the closed end, and a second proximal end of the side air line extends proximally through the mouth. The method also includes inflating a distal sealing cuff against an esophagus, a larynx or a trachea of the patient.

The application discloses a flexible sensor fixing structure for an artificial intelligence throat, one end of a first elastic ring and one end of a second elastic ring are fixedly connected through a telescopic adjusting joint, and the first elastic ring and the second elastic ring form an arc-shaped structure, the other end of the first elastic ring is fixedly connected with a first flexible sleeve through a first gear assembly, the other end of the second elastic ring is fixedly connected with a second flexible sleeve through a second gear assembly, the first flexible sleeve and the second flexible sleeve are used for being worn on ears, a pressure touch platform assembly is fixedly connected with the first gear assembly or the second gear assembly through an elastic arm, and a surface of the pressure touch platform assembly is fixedly provided with a sensor. The flexible sensor fixing structure can comfortably wear the sensor on the head, avoids using adhesive tape to assist in fixing, has high stability, can avoid deviation of a signal acquisition point, and significantly improves original signal quality.