CN201022698Y

CN201022698Y - Portable visible anaesthetic laryngoscope

Info

Publication number: CN201022698Y
Application number: CNU2007200104307U
Authority: CN
Inventors: 吴新军
Original assignee: 吴新军
Current assignee: Shenyang Zhaofeng Trade Co., Ltd.
Priority date: 2007-02-02
Filing date: 2007-02-02
Publication date: 2008-02-20
Anticipated expiration: 2017-02-02

Abstract

A portable visual anaesthesia swallows laryngoscope is provided, which includes a microscope stalk and a lens. The characters of the technology are that an arc lens is fixed at the front of the microscope stalk, and a light source, a micro camera, and a guide channel of the endotracheal tube disposed along the arc lens are arranged near to the front part of the lens respectively; a power circuit, a control circuit, and a conversion circuit that supply for the light source and the micro camera are disposed in the inner side of the microscope stalk; a liquid crystal display connected by the rotating load arm is arranged at the outside of the microscope stalk. In the utility model, the curvature of the lens is similar to the physiological curvature of human throat. The patient needs not to turn their neck up to the limit position as the lens is introduced into the throat and the lens can arrive to the epiglottis along the physiological curvature of the throat at the normal posture. The whole process can be shown directly on the display, which can reduce the damage and the stress simulation caused by intubation and is good for the patient maintaining the homeostasis. The glottis and the surrounding tissues locating at front of the laryngoscope can be intuitively shown on the display. The inner intubation is guided by the endotracheal tube along the guide channel in the visual condition, which can improve the accuracy.

Description

The visual anesthetic laryngopharyngoscope of Portable

Technical field

This utility model relates to a kind of laryngopharyngeal mirror that carries out endotracheal intubation, especially a kind of visual anesthetic laryngopharyngoscope of Portable that has visual device.Particularly on the mirror handle, install and to the active LCDs of a plurality of directions, on eyeglass miniature video camera electronic devices and components and intubate guiding channel to be installed, belong to medical apparatus and instruments.

Background technology

Endotracheal intubation, it is technology commonly used in first aid and the anesthesia work, carry out endotracheal intubation with traditional laryngoscope, many shortcomings are arranged: 1, nearly all patient need could expose glottis under the position that head is extremely swung back, very strong to patient's stimulation like this, cause over-drastic stress, and pay and damage, as damage lips and teeth etc., for obesity, neck is short, the head layback is poor, cervical spondylosis, epiglottis long or short and micromandible, the easier appearance damage of front tooth evagination person, and often need repeatedly intubate or a small amount of medication to keep intubate under autonomous respiration even the waking state, and often causing intubation defeat, the quality time of life is rescued in forfeiture; Unfavorable especially for the old people who merges multiple diseases, such as hypertension coronary heart disease pulmonary heart disease etc., bring out serious consequences such as myocardial infarction easily.2, traditional laryngoscope blade does not meet human body oropharynx physiological structure on curvature, so must use very great strength when exposing glottis, cause damage easily; The visual field is narrow and small in addition, causes difficult intubation, especially for the more difficult grasp of young doctor of lack of experience, more is unfavorable for making it to be generalized in the ordinarily resident family using.The operator needs bend over to carry out when 3, operating, and is very inconvenient.4, before endotracheal tube is inserted glottis, conduit often blocks operator's sight line, and the abecedarian easily fails; Whether intubate successfully can not be judged by direct observation.5, when urgent the rescue, except Anesthetist's experience was relatively abundanter, other doctors or rescuer can not skillfully use traditional laryngoscope to carry out tracheal intubation, often lose rescue opportunity.

Summary of the invention

The purpose of this utility model provides a kind of visual anesthetic laryngopharyngoscope of Portable that designs according to the throat physiology curvature of human body natural's position.

The purpose of this utility model is achieved in that the front end at the mirror handle is fixedly connected with the Arc lens of the physiology of throat during at a human body natural's position curvature, near the endotracheal tube guiding channel that is respectively equipped with a light source, minisize pick-up head on the forward position of Arc lens and is provided with along the Arc lens direction; Be provided with the power circuit that power supply is provided for light source, minisize pick-up head in mirror handle inboard, and control and change-over circuit that optical signal is converted to the signal of telecommunication, shows by display; Also be provided with a liquid crystal display by the connection of rotation support arm in the outside of mirror handle, in the rotation support arm, also be provided with transfer wire.

In the power circuit that this structure adopted, as required or adopt the power supply of dc-battery group or adopt the transformer-supplied of external AC-DC.

As required, on Arc lens, be used for forming the dismountable movable side wall of the sidewall of endotracheal tube guiding channel, to enter glottis easily along the lens radian incisura by this passage guide catheter for ease of the plug-in mounting endotracheal tube.

Because luminous organ is connected with the power circuit that is arranged at handle inside, control and change-over circuit by lead with minisize pick-up head; Especially the eyeglass middle front part has 120 °-135 ° radian, basic physiology curvature near human body oropharynx throat, patient does not need head extremely to swing back when eyeglass is inserted, but easily advancing the arrival epiglottis near the throat physiology curvature of blurting out under the natural position, and whole process can directly be observed on display, reduce intubate operation damage and stress stimulation, be beneficial to keeping of patient's homeostasis; And the situation of laryngoscope the place ahead glottis and surrounding tissue can see on display clearly intuitively, is convenient to carry out visual endotracheal intubation; Especially this utility model is provided with the endotracheal tube guiding channel on eyeglass, the bootable conduit of this passage enters glottis easily along the lens radian incisura, avoid traditional laryngoscope under the difficult tracheal intubation condition, must may cause the glottis dislocation and the vocal cord injury in little joint on every side by the application catheter tube core, improved the accuracy of endotracheal intubation greatly.This utility model is provided with two cover electric power systems in addition, and first rechargeable lithium battary can satisfy the intubate action need tens times, and is little in conjunction with this utility model volume, is easy to carry, and satisfied the rescue tracheal intubation needs under the various conditions substantially; It two is external power supplys, for guaranteeing operator and patient safety, adopts 12 volts of DC power source adapter; can ensure safety fully during application; mainly be applicable to the medical section office of steady job environment, can reduce the replacing number of times of battery like this or, be beneficial to environmental conservation without battery.

The beneficial effects of the utility model: the patient need not to use very big strength in the intubate process, finishes tracheal intubation fast, accurately, like a cork under visual state, has avoided unnecessary damage; Both small and exquisite nimble, safe and reliable again; Both can be applicable to training of clinicist's endotracheal intubation and intern teaching etc., more doctor is grasped, both be applicable to the medical section office of steady job environment, and be more suitable on ambulance or applications such as field, even come into huge numbers of families; Can obviously shorten the rescue intubation time, for patient wins valuable rescue chance; Have excellent popularization, use value and immeasurable social value.

Description of drawings

Fig. 1 is this utility model stereochemical structure simplified schematic diagram;

This utility model is described in further detail by example below in conjunction with accompanying drawing; but following example only is this utility model example wherein; the rights protection scope of not representing this utility model and being limited, rights protection scope of the present utility model is as the criterion with claims.

The specific embodiment

By shown in Figure 1,6 among the figure is the mirror handle, is fixedly connected with the Arc lens 1 of the physiology of throat during at a human body natural's position curvature at the front end of mirror handle 6, and the eyeglass middle front part has 120 °-135 ° radian; The endotracheal tube guiding channel 4 that on the close forward position of Arc lens, is respectively equipped with a minisize pick-up head 2, Light-Emitting Diode light source 3 and is provided with along the Arc lens direction, the sidewall of this endotracheal tube guiding channel 4 is for ease of the movable side wall 5 of plug-in mounting endotracheal tube; Be provided with in mirror handle 6 inboards by power line 7 and provide the chargeable lithium cell 9 of power supply for light source, minisize pick-up head, and control and change-over circuit plate 8 that optical signal is converted to the signal of telecommunication, shows by display; Also be provided with a liquid crystal display 13 by 12 connections of rotation support arm in the outside of mirror handle, in rotation support arm 12, also be provided with transfer wire.Also be provided with an external electric supply socket 10 at mirror handle napex, and on and off switch 11.

Operating procedure:

This structure before use, turn on the power switch 11 earlier, hold anesthetic laryngopharyngoscope handle 6 then, under the approaching natural position of patient, eyeglass is easily advanced the arrival epiglottis along physiology curvatures such as mouth, throats, and whole process can directly observe on display, reduced intubate operation damage and stress stimulation, is beneficial to keeping of patient's homeostasis; And the situation of laryngoscope the place ahead glottis and surrounding tissue can be seen on display clearly intuitively, under visual state, endotracheal intubation 14 is inserted wherein by endotracheal tube guiding channel 4, the bootable conduit of this passage enters glottis easily along the lens radian incisura, avoid traditional laryngoscope under the difficult tracheal intubation condition, must may cause the glottis dislocation and the vocal cord injury in little joint on every side by the application catheter tube core, improved the accuracy of endotracheal intubation.Chargeable lithium cell 9 is installed in the mirror handle, and, is the rotation support arm, different observation visual angle when therefore having satisfied intubate owing to support the liquid crystal display support arm with control and change-over circuit 8 that optical signal converts the signal of telecommunication to, shows by display.

Claims

1. visual anesthetic laryngopharyngoscope of Portable, it includes mirror handle and eyeglass, it is characterized in that: be fixedly connected with the Arc lens of the physiology of throat during at a human body natural's position curvature at the front end of mirror handle, near the endotracheal tube guiding channel that is respectively equipped with a light source, minisize pick-up head on the forward position of Arc lens and is provided with along the Arc lens direction; Be provided with the power circuit that power supply is provided for light source, minisize pick-up head in mirror handle inboard, and control and change-over circuit that optical signal is converted to the signal of telecommunication, shows by display; Also be provided with a liquid crystal display by the connection of rotation support arm in the outside of mirror handle, in the rotation support arm, also be provided with transfer wire.

2. the visual anesthetic laryngopharyngoscope of Portable according to claim 1 is characterized in that: also be provided with an external electric supply socket at mirror handle napex.

3. the visual anesthetic laryngopharyngoscope of Portable according to claim 1 is characterized in that: also be provided with an on and off switch at mirror handle napex.

4. the visual anesthetic laryngopharyngoscope of Portable according to claim 1 is characterized in that: in the power circuit or adopt the power supply of dc-battery group or adopt the transformer-supplied of external AC-DC.

5. the visual anesthetic laryngopharyngoscope of Portable according to claim 1 is characterized in that: be used for forming the movable side wall of the sidewall of endotracheal tube guiding channel for ease of the plug-in mounting endotracheal tube on Arc lens.

6. the visual anesthetic laryngopharyngoscope of Portable according to claim 1 is characterized in that: the Arc lens middle front part is 120 °-135 ° a radian.