14 results about "Cricothyroid membrane" patented technology

The invention relates to the field of medical equipment, in particular to a visual double-cavity laryngoscope and thyrocricocentesis integrated device for difficult airways, which comprises a double-cavity laryngoscope main body and a thyrocricocentesis device, the outer surface of the double-cavity laryngoscope main body is fixedly connected with a connecting plate, the other surface of the connecting plate is fixedly connected with a hemispherical shell, and the hemispherical shell is fixedly connected with the double-cavity laryngoscope main body. The integrated structural design is adopted, the core functions of a visual double-cavity laryngoscope and a cricothyroid membrane puncture instrument are organically integrated, the current situation that the two traditional instruments are independently used and need to be frequently switched is thoroughly changed, an operator can sequentially complete glottis exposure and tracheal intubation operation on the same device, and if intubation fails or a patient suffers from emergency oxygen deficit, the visual double-cavity laryngoscope and the cricothyroid membrane puncture instrument can be directly used. The cricothyroid membrane puncture device which is assembled in place can be directly used for implementing puncture without additionally replacing instruments, so that the operation continuity is greatly improved, the key time for establishing an airway is effectively shortened, and the oxygen deficit risk of a patient caused by instrument switching is fundamentally reduced.

The invention discloses a visual retrograde tracheal intubation device, belongs to the technical field of medical apparatuses and instruments, and is suitable for airway establishment of difficult airways. The device comprises a cricothyroid membrane puncture assembly, a visual acquisition assembly, a guide wire assembly and an image output assembly. The cricothyroid membrane puncture assembly comprises a hollow puncture needle, the visual collection assembly is arranged in the hollow puncture needle and located at a preset position behind a needle tip, and a preset included angle is formed between the imaging direction of the visual collection assembly and the axis direction of the puncture needle; an imaging window corresponding to the visual acquisition assembly is arranged on the needle wall of the hollow puncture needle and used for obtaining image information in the airway. The guide wire assembly enters an airway through the puncture assembly and moves reversely along the airway, the visual acquisition assembly is used for capturing at least one part of images of a guide wire in the airway, and the image output assembly is used for outputting image information to an operator so as to assist in judging the trend and position of the guide wire. Real-time visual guidance is provided in the retrograde intubation process, the dependence on experience of an operator is reduced, the risk that the guide wire enters the non-target direction by mistake is reduced, the operation time is shortened, and the safety and success rate of difficult airway retrograde tracheal intubation are improved.

A cricothyroidotomy device configured for use in emergency airway procedures by a responder-provider, the device comprising a structure configured to cover and secure over the laryngeal skeleton region; an accessible opening for intubation; lateral fixation arms with pre-loaded fastening means; an integrated cutting element; and a mechanism configured to maintain traction during the procedure. Further provided are methods of using the device and a kit comprising the device.

A cricothyrotomy medical training device includes a ribbed tube representative of a human trachea, the ribbed tube having a first end and a second end. A first protrusion extends from the first end of the ribbed tube, the first protrusion being representative of a human thyroid cartilage. A second protrusion extends from the ribbed tube near the first end, the second protrusion being representative of a human cricoid cartilage. The second protrusion is longitudinally spaced between the first end and the second end. A first marking material is disposed at the first and second protrusions for representing a location of human skin. A second marking material disposed between the first and second protrusions to identify a location of a human cricothyroid membrane.

This invention relates to the field of laryngoscope technology, specifically to a high-frequency jet video laryngoscope integrating multimodal functions and its usage method. The invention includes a laryngoscope body, and integrated on the laryngoscope body are a high-frequency jet ventilation module, a visualization and anti-interference module, a multi-functional channel module, and a puncture guidance module. The laryngoscope body, from top to bottom, includes a video display unit, a drug delivery control unit, an operating handle unit, and a flexible insertion unit. The high-frequency jet ventilation module provides high-frequency airflow for ventilation and oxygenation. The visualization and anti-interference module provides a visual field for cricothyroid membrane puncture and avoids airflow interference. The multi-functional channel module provides multi-functional assistance for puncture guidance. This technical solution, by integrating high-frequency jet ventilation, visualization and anti-interference, and multi-functional channel modules, achieves ventilation and oxygenation, clear visual field presentation, precise puncture guidance, and multi-functional assistance, thereby more comprehensively, efficiently, and safely meeting the treatment needs in complex medical scenarios.

This invention discloses an automatic cricothyroid membrane puncture and cannulation gun, belonging to the field of medical device technology. It includes a gun body with a gun head at the front. An arc-shaped positioning support is located at the front end of the gun head. An expansion sleeve is slidably disposed within the gun head, containing a puncture needle core. A linear drive mechanism is located at one end of the expansion sleeve within the gun body's casing. A catheter pushing mechanism is located on the outer wall of the gun body near the gun head, pushing a catheter assembly. The catheter assembly is slidably disposed within the expansion sleeve, and a tapered hole is formed at the proximal end of the expansion sleeve for the catheter assembly to pass through. This invention adopts an integrated design for puncture, expansion, and cannulation, significantly shortening the emergency airway establishment time and reducing the skill requirements for operators. It is suitable for complex emergency scenarios such as wartime battlefields and disaster relief, improving the efficiency and safety of first aid and wartime trauma treatment.

The application discloses a kind of intelligent cricothyroid membrane puncture equipment, it is related to cricothyroid membrane puncture technical field, including shell, one end of the shell is fixedly connected with mounting disc, the one side of the mounting disc is fixedly connected with fixed cylinder, the one end of the fixed cylinder is fixedly connected with installation pipe, and the one end of the installation pipe is provided with glue paste.The intelligent cricothyroid membrane puncture equipment disclosed in the application makes the first air bag and the second air bag of the one end of the air hose driven by the puncture needle move together, the steel wire drives the puncture needle to pierce the cricothyroid membrane from the neck of patient, makes the first air bag and the second air bag stay inside the cricothyroid membrane, makes the one end of the air hose fixed on the cricothyroid membrane of patient after the metal support is pried open, connects the breathing machine with the universal connecting end of the one end of the breathing tube, the inside of the breathing tube and the air hose is communicated with the inside of the trachea of patient, provides breathing guarantee for patient in emergency and reduces the effect of cricothyroid membrane injury of patient.

The invention provides a cricothyroid membrane incision operating instrument set. The cricothyroid membrane incision operating instrument set comprises an operating instrument set body, a cricothyroid membrane pulling hook, a stabbing and cutting dual-purpose double-blade cricothyroid membrane rapid incision knife, a trachea cannula guiding tube and a trachea cannula, according to the cricothyroid membrane incision operating instrument set, the operating instrument set main body is internally provided with four pipe fitting instruments, namely the trachea cannula guide tube, the cricothyroid membrane pull hook capable of preventing misplug, the stabbing and cutting dual-purpose double-blade cricothyroid membrane rapid incision knife and the trachea cannula, which are required in the cricothyroid membrane incision operation; by means of the instruments in the operation kit, puncturing, cutting, flaring and catheterization can be completed at a time, time is fully saved, operation time is effectively shortened, and the high requirement for first-aid time can be well met; meanwhile, the instruments can be accurately matched, guiding of the insertion direction of the tracheal cannula and prompting of misplug are perfected, misplug can be effectively prevented, the complication risk is reduced, and the operation safety is improved.

The application provides a cricothyroid membrane puncture rescue simulation training method and system, a cricothyroid membrane puncture rescue simulation training method comprising the following steps: step S1, starting an infrared locator, a pressure-sensitive puncture needle and a head-mounted display, and establishing a connection; step S2, calibrating the head-mounted display coordinates; step S3, the infrared locator determines the positions of the pressure puncture needle, the head-mounted display and the elastic simulation human body, and transmits the position information to the head-mounted display; step S4, the head-mounted display updates the position according to the received position information; step S5, the head-mounted display renders the training scene and produces environmental sound; step S6, the training personnel perform a cricothyroid membrane puncture action; step S7, the contact module in the head-mounted display judges whether the puncture reaches the specified position; step S8, when the training personnel puncture to the specified position, the pressure puncture needle is fixed, and training evaluation is prompted and given; and step S9, the training is completed. The beneficial effect is that the cost of training construction is controlled, and more realistic feedback experience can be given to students.

The utility model provides a cricothyroid membrane puncture device which comprises a puncture assembly, and the puncture assembly comprises a puncture end and an operation end. A deformation structure is arranged at one end of the hollow sleeve, and the deformation structure is suitable for enabling the hollow sleeve to be outwards expanded into an extension form through external force; the puncture assembly is arranged in the hollow sleeve in a penetrating mode, and the puncture end and the operation end are exposed out of the hollow sleeve. One end, close to the puncture end, of the puncture assembly is detachably connected with the deformation structure, so that the deformation structure can be adjusted to an extension form by driving the puncture assembly; the limiting assembly is arranged on the hollow sleeve, and the extension form of the deformation structure is matched with the limiting assembly to form limiting structures suitable for being arranged inside and outside the cricothyroid membrane respectively.

The retrograde tracheal intubation device comprises a tracheal catheter main body, a built-in guide tube core, a one-way locking mechanism and a special traction guide wire, the tracheal catheter main body is a flexible hollow tube body, the built-in guide tube core is arranged in the tracheal catheter main body, a variable-diameter conical head is arranged at the far end of the built-in guide tube core, and the one-way locking mechanism is arranged at the tail end of the built-in guide tube core. The one-way locking mechanism is arranged in the reducing conical head and used for achieving one-way mechanical locking. The special traction guide wire comprises a wire body, the middle section of the wire body is provided with a traction protrusion, and the radial size of the traction protrusion is smaller than the hole diameter of the center through hole. And meanwhile, a transition air bag and a clamping air bag which are matched with each other are also arranged. By pulling the special traction guide wire at one end of the cricothyroid membrane, the built-in guide tube core and the tracheal catheter main body can sequentially pass through the glottis under the action of the traction bulge.

The application provides a cricothyroid membrane puncture guiding device, which has the structure comprising: an ultrasonic contact block, a control handle, a display screen, a switch button and an adjusting button. The ultrasonic contact block is connected with the control handle, and the control handle starts the display screen and the adjusting button through the switch button. After the ultrasonic contact block is improved, the sponge pad of the arc block can directly contact the skin at the position of the cricothyroid membrane, which can improve the safety factor during contact. Then, the vertical sleeve of the fixing structure is used to make the sliding rail drive the push rod to slide down, and the plug is inserted into the sickbed, so that the positioning effect is achieved. The shaking and instability during the simple handheld guiding detection can be avoided, the accuracy of the guiding puncture is improved through the fixation with the sickbed, the probability of single puncture success is further improved, and therefore the use intensity of the guiding device is improved.

The invention discloses a cricothyroid membrane puncture needle rapid positioning device which comprises a fixing base set, a suction cup is arranged below the fixing base set, and the fixing base set is fixed to the ground, a table top or a wall face in an adsorption mode through the suction cup. According to the rapid positioning device for the cricothyroid membrane puncture needle, accurate confirmation and puncture guide of the cricothyroid membrane are achieved in a laser irradiation mode by means of good light transmission of the cricothyroid membrane, and an irradiation lamp support with a stable supporting structure is specially designed; the device is stably adsorbed on the ground, a table top or a wall surface through the fixed seat group, flexible regulation and control of the positions and angles of the fixed clamp and the laser lamp group are realized by virtue of the rotation function of the first movable arm and the second movable arm and the sliding and rotation adjustment of the auxiliary movable arm, and the device is used for performing laser irradiation on a target area. The thyrocricocentesis auxiliary positioning device is stable in structure and flexible to adjust, can adapt to different use environments and operation requirements, and can be used for auxiliary positioning in thyrocricocentesis operation.

The invention relates to the technical field of medical assistance, in particular to a thyrocricocentesis assisting device convenient to position, which comprises a needle cylinder and an arc-shaped positioning plate, the bottom of the needle cylinder is fixedly communicated with a puncture needle, two sides of the positioning plate are symmetrically and slidably connected with arc-shaped fixing plates, and the bottoms of the fixing plates are fixedly connected with L-shaped bending frames; the positioning plate is provided with a positioning assembly used for determining the position of cricothyroid membrane through pressure changes and a guiding assembly used for guiding a puncture needle. An arc-shaped supporting frame is arranged on one side of the positioning plate, the bottom of the supporting frame is fixedly connected with the top of the adjacent bending frame, and a driving assembly used for driving the positioning plate to slide in the length direction of the fixing plate is arranged on the side wall of the supporting frame. Through the design of the positioning plate, after the device makes contact with the neck of a patient, the position of the thyroid cartilage of the patient can be rapidly recognized by analyzing pressure changes of all contact point positions, the position of the positioning plate is automatically adjusted, and accurate puncture positioning and puncture guiding are provided for doctors.