WO2010127576A1 - 便携式视频咽喉镜 - Google Patents

便携式视频咽喉镜 Download PDF

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Publication number
WO2010127576A1
WO2010127576A1 PCT/CN2010/071423 CN2010071423W WO2010127576A1 WO 2010127576 A1 WO2010127576 A1 WO 2010127576A1 CN 2010071423 W CN2010071423 W CN 2010071423W WO 2010127576 A1 WO2010127576 A1 WO 2010127576A1
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WO
WIPO (PCT)
Prior art keywords
lens
display
camera
video
lens holder
Prior art date
Application number
PCT/CN2010/071423
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English (en)
French (fr)
Inventor
吴新军
Original Assignee
沈阳易艾路医疗器械有限公司
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Publication date
Application filed by 沈阳易艾路医疗器械有限公司 filed Critical 沈阳易艾路医疗器械有限公司
Publication of WO2010127576A1 publication Critical patent/WO2010127576A1/zh

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/267—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the respiratory tract, e.g. laryngoscopes, bronchoscopes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00002—Operational features of endoscopes
    • A61B1/00043—Operational features of endoscopes provided with output arrangements
    • A61B1/00045—Display arrangement
    • A61B1/00048—Constructional features of the display

Definitions

  • the invention belongs to the technical field of medical instruments, and in particular relates to a portable video throat mirror.
  • Endotracheal intubation is a technique commonly used in first aid and anesthesia work.
  • Tracheal intubation with a conventional laryngoscope has the following technical deficiencies: 1. Almost all patients need to expose the glottis under the position of the head extremely reclined, so the stimulation of the patient is very strong, causing excessive response. Excitatory reactions, as well as secondary injuries, such as damaged lips and teeth, are more prone to injury for obesity, short neck, back tilt, cervical disease, long or short epiglottis, small incisors, and incisors, and often require repeated intubation.
  • the present invention ilf has a portable video throat mirror. Its ⁇ 1 modified structure allows the lens and endotracheal tube guide channels to be detachable disposable shed items, effectively avoiding iatrogenic and cross-contamination.
  • a portable video throat mirror comprising a video capture system, a lens handle, a lens and an endotracheal tube guiding channel disposed along the lens.
  • the video display charging display is rotatably connected to the lens handle by a rotating arm, and the lens passes through the lens supporting mirror The other end of the handle.
  • the lens has an arc-shaped structure of the throat physiological curvature when the human body is in a natural position, and is composed of an arc segment and a bevel segment, wherein the bevel segment is a detecting end, and an angle ⁇ between the upper bevel edge and the horizontal line of the detecting end is 55. — 65. .
  • the lens holder is provided with a latch on the lens holder, and the lens is provided with a bayonet lock. «The lens holder is an arc-shaped structure that matches the curvature of the lens connection end.
  • the tracheal tube guiding channel has the same outer shape as the lens, is disposed on the side of the lens, and is flattened in the tracheal tube An oxygen pipe is provided inside.
  • the tracheal tube guiding channel and the lens are slidably mounted, and a first chute is arranged at two ends of the side of the lens, and the MW end of the end of the tracheal tube connecting the channel is respectively disposed on the lens side a second chute that cooperates with a chute.
  • the video fiber system includes a display, a video capture card, a camera, a light source, and a control conversion circuit.
  • the video capture card is disposed in the display, the camera ship control conversion circuit, the video capture card is connected to the display, and the display, the camera, and the light source are respectively connected.
  • the power supply, the control conversion circuit is placed in the lens handle, and is characterized in that: the leg camera and the light source are placed at the front end of the lens holder.
  • the video fiber system may further include a display, a video capture card, a camera, a light source, and a control conversion circuit.
  • the video fiber card is disposed in the display, and the camera is connected to the display through a control conversion circuit, a video capture card, a display, a camera, and
  • the light source is respectively connected to the power source, and the control switch is placed in the lens handle.
  • the light source is placed at the front end of the lens holder, and the lens holder is hollow.
  • the camera is mounted in the inner cavity of the lens handle, and the prism group is installed in the lens holder.
  • the prism group corresponds to a camera.
  • the display described in the present invention is provided with a USB interface.
  • a rechargeable lithium battery is also provided in the display.
  • the lens of the invention is connected to the end of the lens handle through the lens holder, and the lens and the endotracheal tube guiding channel can be disassembled, which is a one-time use item, more in line with the development of clinical medicine and the needs of the patient, effectively avoiding iatrogenicity and cross-infection.
  • the lens is an arc-shaped structure that is close to the physiological curvature of the human mouth and throat. When the lens is placed, the patient does not need the head to be extremely reclined, but the physiological curvature of the throat is close to the natural position and easily reaches the epiglottis. No big force is needed in the process.
  • the tracheal tube guiding channel is an arc-shaped structure corresponding to the curvature of the lens, which can guide the tracheal tube to enter the glottis conveniently along the arc of the lens, thereby avoiding the need for the conventional laryngoscope to apply the catheter die under difficult tracheal intubation conditions. Dislocation of the small joints around the vocal door and vocal cord damage, improve the accuracy of endotracheal intubation.
  • the invention provides a video acquisition system, and the glottis and surrounding tissue in front of the laryngoscope can be clearly seen on the display, which is convenient for quick and accurate in the visible state. The whole process can be observed directly on the display, which reduces the damage of the intubation operation and should be stimulated, which is conducive to stabilizing the patient's mentality.
  • the invention is provided with a dual power supply system, one of which is a rechargeable lithium battery, which can meet the needs of dozens of intubation operations, and is small in size and convenient to carry, and basically satisfies all kinds of rescue tracheal intubation. Needed; the second is an external power supply, to ensure the safety of iBI authors and patients, using 8 ⁇ 12 «: streaming power adapter, the application can fully guarantee safety, mainly for medical departments with fixed working environment, which can reduce battery replacement The number of times or no battery is good for environmental protection.
  • the invention is small and flexible, safe and reliable; can be applied to clinician endotracheal intubation training and intern teaching, etc., and can also be controlled by more doctors, used in medical departments with fixed working environment, It can be applied to ambulances or in the wild, even into thousands of households; it can significantly shorten the time of rescue intubation and win valuable rescue machines for patients. Will; have good promotion, shed value and immeasurable social value.
  • FIG. 1 is a schematic overall view of a three-dimensional structure of the present invention.
  • Fig. 2 is a perspective view showing the three-dimensional structure of the lens and the endotracheal tube of the present invention.
  • Fig. 3 is a perspective view showing the three-dimensional structure of the lens and the endotracheal tube of the present invention.
  • FIG. 4 is a schematic view showing the side structure of the lens of the present invention.
  • Fig. 5 is a schematic side view showing the installation of the guide channel of the endotracheal tube in the present invention.
  • Figure ⁇ is a cross-sectional view showing the mounting structure of the lens and tracheal catheter guiding channel of the present invention.
  • FIG. 7 is a block diagram of a video capture system of the present invention.
  • Embodiment 1 As shown in FIG. 1 and FIG. 2, the present invention comprises a video capture system, a lens handle 1, a lens 2, and a tracheal catheter guide channel 3 disposed along the lens 2, a display 10 of the video capture system and a lens handle 1 A rotating arm 7 is rotatably connected, and a rotating cable is provided in the rotating arm 7.
  • the leg lens 2 is a detachable component, and is mounted on the other end of the lens handle 1 through the lens holder 15. .
  • the lens 2 and the lens holder 15 are both hollow structures, and the lens 2 is set on the lens holder.
  • a latch 18 is disposed on the lens holder 15, and a bayonet 4 is provided at a connecting end of the lens 2 and the lens holder 15 to cooperate with the latch 18.
  • the latch 18 is a resilient bump that allows the lens 2 and the lens holder 15 to be mounted in a 3 ⁇ 4 force for easy disassembly.
  • the lens 2 has an arc-shaped structure of a throat physiological curvature when the human body is in a natural posture, and the oxygen conduit 22 is disposed in the catheter guiding channel 3 , and when the shed is in the shackle, the tracheal catheter 16 is guided through the tracheal catheter. Channel 3.
  • FIG. 1 the lens 2 has an arc-shaped structure of a throat physiological curvature when the human body is in a natural posture, and the oxygen conduit 22 is disposed in the catheter guiding channel 3 , and when the shed is in the shackle, the tracheal catheter 16 is guided through the tracheal catheter. Channel 3.
  • FIG. 1 the lens 2 has an
  • the lens 2 comprises a concentric arc segment 20 and a bevel segment 21, the detecting end of which is a bevel segment 21, the angle between the upper bevel and the horizontal line of the bevel segment 21 is 60°, the lens holder 15 is an arc-shaped structure that coincides with the arc of the joint end of the lens 2.
  • the endotracheal tube guide channel 3 has the same outer shape as the lens 2, and the endotracheal tube guide channel 3 is provided with the side of the sheet 2. As shown in FIG. 5 and FIG. 6, the tracheal tube guiding channel 3 and the lens 2 are slidably mounted, and a first chute 11 is disposed at two ends of the side surface of the lens 2, and a tracheal tube bow connected thereto is connected.
  • the third side of the M side is respectively provided with a second chute 19 that cooperates with the first chute 11 on the lens 2; as shown in FIG. 5 and FIG. 6, the side of the endotracheal tube guide channel 3 connected to the lens 2 is two
  • the ends are all corresponding convex and concave structures, and the first sliding groove 11 and the second sliding groove 19 have an L-shaped cross section, so that the tracheal catheter guiding channel 3 and the lens 2 can be slidably mounted and disassembled.
  • the video capture system includes a liquid crystal display 10, a video capture card, a micro camera, a light-emitting diode light source 14 and a control conversion circuit.
  • the video capture card is disposed in the display 10, and the camera is unified.
  • the conversion circuit and the video capture card are connected to the display 10, the display 10, the camera and the light source 14 are respectively connected to the power source, the control conversion circuit is placed in the inner cavity of the lens handle 1, and the hole 17 and the leg light source for placing the camera are opened on the end surface of the lens holder 15 14 holes for camera and lighting.
  • the transformer is powered by a transformer connected to the alternating current flow.
  • An external power socket 6 and a power switch 5 are further disposed on the top of the lens handle 1.
  • the liquid crystal display 10 is provided with a video output port 8, a video capture card socket 9, and an i3 ⁇ 4.
  • the signal ship controlled by the camera controls the transmission and transmission of the transmission wire, and is stored in the video capture card, and displayed through the display 10, and can be photographed or recorded at any time.
  • the curved lens 2 In front of the shed, the curved lens 2 is first placed on the curved lens holder 15, and the latch 18 on the curved lens holder 15 is fixed to the corresponding bayonet 4 on the curved lens 2, and then the tracheal catheter is guided.
  • the channel 3 is mounted on the side of the curved lens 2; the rotary arm 7 is rotated to rotate the liquid crystal display 10 to the 11 ⁇ 23 ⁇ 4 position, the power switch 5 is turned on, and then the throat handle 1 is held, and the lens 2 is placed under the patient's proximity to the natural position.
  • the physiological curvature of the mouth, throat and the like is easy «to reach the epiglottis, in the visible state, the tracheal tube 16 is inserted into the patient's mouth through the tracheal catheter guide channel 3, which can lead to the airway tube 16 It is convenient to enter the glottis along the arcuate notch of the lens 2, and since the arm supporting the liquid crystal display 10 is a rotating arm, different viewing angles at the time of intubation are satisfied.
  • the tracheal tube guide channel 3 is fixed, and the curved lens holder 15 and the curved lens 2 are slid outwardly along the curved slide channel and the tracheal tube guiding channel 3, and then the tracheal tube guiding channel is guided.
  • the endotracheal tube 16 is intubated, the power is turned off, and the curved lens 2 is removed from the curved lens holder 15 and discarded.
  • the whole visualization can be directly observed on the display, the intubation operation damage and stress stimulation, which is conducive to the maintenance of the patient's homeostasis; Moreover, the situation of the glottis and surrounding tissue in front of the throat mirror can be clearly seen on the display. .
  • Embodiment 2 The structure is the same as that of Embodiment 1, except that: the angle ⁇ between the upper inclined surface of the detecting end of the lens 2 (BP: the inclined surface 21) and the horizontal line is 55°; the endotracheal tube guiding channel 3 The outer shape of the lens 2 is the same, the detection end of the lens 2 is 3 ⁇ 4, and the endotracheal tube guide is disposed on the right side of the lens 2.
  • the video capture system of the embodiment includes a display 10, a video fiber card, a camera, a light source 14, and a control conversion sail.
  • the video capture card is disposed in the display 10.
  • the camera control conversion circuit and the video capture card are connected to the display 10.
  • the display 10 and the camera And the light source 14 is respectively connected to the power source, the control switch is placed in the inner cavity of the lens handle 1, the leg light source 14 is placed at the front end of the film holder 15, and the lens holder 15 has a hollow structure, and the camera is mounted in the inner cavity of the lens handle 1 and installed in the lens holder 15 There are prism groups, leg prism groups and cameras.
  • the image illuminated by the light source 14 is refracted onto the camera and transmitted to the display 10 for display.
  • a rechargeable lithium battery that is a common power source of the device is provided in the display 10 as needed. It can meet the needs of dozens of intubation operations, and basically meets the needs of various rescue tracheal intubation.
  • Embodiment 3 The overall structure is the same as that of Embodiment 2, except that the angle between the inclined surface of the detecting end (BP: bevel section 21) of the lens 2 and the horizontal line is 65. .
  • a DC battery pack is used for power supply, and a rechargeable lithium battery is disposed in the display 10.
  • Embodiment 4 The overall structure is the same as that of Embodiment 3, except that the angle between the upper inclined surface of the detecting end (BP: bevel section 21) and the horizontal line of the lens 2 of this embodiment is 63. .
  • BP bevel section 21
  • f3 ⁇ 4 display 10 has a USB interface, which can be directly connected to the computer through the data cable for easy transfer.
  • Embodiment 5 This structure is the same as that of Embodiment 1, except that the angle between the upper inclined surface of the detecting end (BP: bevel section 21) and the horizontal line of the lens 2 of this embodiment is 61. .
  • BP bevel section 21
  • f3 ⁇ 4 display 10 has a USB interface, straight 3 ⁇ 43 ⁇ 4 over the data line and computer connection, convenient data transmission.
  • a rechargeable lithium battery for the device's common power source is provided in the display 10.
  • Embodiment 6 The difficult structure is the same as that of Embodiment 1, except that the angle between the inclined surface of the detecting end (BP: bevel section 21) and the horizontal line of the lens 2 of this embodiment is 58. .
  • a DC battery pack is used for power supply, and a rechargeable lithium battery is disposed in the display 10.
  • Embodiment 7 The overall structure is the same as that of Embodiment 1, except that the angle between the upper inclined surface of the detecting end (BP: bevel section 21) and the horizontal line of the lens 2 of this embodiment is 62. .
  • a USB interface is provided on the display 10, and is directly connected to the computer through the data line to facilitate data transmission.

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Description

便携式视频咽喉镜 技术领域
本发明属于医疗器械技术领域， 特别是涉及一种便携式视频咽喉镜。
背景技术
气管内插管术， 是急救和麻醉工作中常用的技术。 用传统的喉镜进行气管插管术， 存在 如下技术缺陷： 1、几乎所有病人都需要在头部极度后仰的体位下才能暴露声门，这样对病人 的剌激非常强烈， 引起过度的应激反应， 以及副损伤， 如损伤唇齿等， 对于肥胖、 颈短、 头 后仰差、 颈椎疾病、 会厌长或短以及小下颁、 门齿外突者更容易出现损伤， 而且往往需要反 复插管或小量用药保持自主呼吸甚至清醒状态下插管， 经常导致插管失败， 丧失抢救生命的 宝贵时间； 对于合并多种疾病， 如高血压冠心病肺心病等的 人更是不利， 容易诱发心肌
«等严重后果。 2、传统的喉镜片在曲度上不符合人体口咽生理结构，所以在暴露声门时必 然要用很大力气， 容易造成损伤； 另外 ¾S 夹小， 导致插管困难， 尤其对于经验少的年轻医 生«掌握， 更不利于使之推广至 IJ普通居民家中应用。 3、 操作时操作者需要躬身侧头进行， 非常不方便。 4、在将气管导管置入声门前， 导管往往遮挡操作者的视线， 初学者易失败； 插 管是否成功， 不能直接观察判断。 5、在紧急抢救时， 除了麻醉医生经验比较丰富外， 其他医 生或者施救人员不能熟练棚传统喉镜进行气管插管， 往往丧失抢救时机。
国外也多采用与国内类似结构的麻醉咽喉镜， 但近年出现了视频喉镜， 功能先进可以容 易地暴露声门， 显示直观， 可以方便地在显示器上观察整个操作过程； 但在气管导管置入过 程仍然有不尽完美的地方， 往往需要借助引导管芯引导才能完成。
发明内容
为解决 存在的技术问题， 本发明 ilf共一种便携式视频咽喉镜。 它 ©1过改 体结 构，使镜片和气管导管引导通道均为可拆卸的一次性棚物品，有效避免医源性和交叉感染。
本发明的技术方案如下：
一种便携式视频咽喉镜， 包括视频采集系统、 镜柄、 镜片和沿镜片设置的气管导管引导 通道' 视频采耀充的显示器与镜柄通过转动支臂转动连接， 所述镜片通过镜片托安 镜 柄的另一端。
所述的镜片具有人体自然体位时咽喉生理曲度的弧形结构， 由弧形段和斜面段构成， 其 斜面段为探测端， 探测端的上斜面边与水平线间的夹角 α为 55。— 65。。 所述镜片套装 片 托上， 在所述镜片托上设有卡锁， 镜片上开有与 «卡锁相配合的卡口。 «的镜片托为弧 形结构， 与镜片连接端的弧形相吻合。
所述气管导管引导通道与镜片外形结构相同， 设置于镜片的侧面， 在气管导管引导扁 内设置有氧气管道。 所述的气管导管引导通道与镜片间为滑动安装结构， 在所述的镜片侧面 两端间隔设有第一滑槽， 在与其连接的气管导管弓 I导通道侧 MW端分别设置与镜片上第一滑 槽相配合的第二滑槽。
所述视频纖系统包括显示器、 视频采集卡、 摄像头、 光源及控制转换电路， 所述视频 采集卡设于显示器内， 摄像头舰控制转换电路、 视频采集卡与显示器连接， 显示器、 摄像 头及光源分别连接电源， 控制转换电路置于镜柄内， 其特征在于： 腿摄像头及光源置于镜 片托前端。
所述视频纖系统还可为包括显示器、 视频采集卡、 摄像头、 光源及控制转换电路， 所 述视频纖卡设于显示器内，摄像头通过控制转换电路、视频采集卡与显示器连接，显示器、 摄像头及光源分别连接电源， 控制转换幡置于镜柄内， 其特征在于： 所述光源置于镜片托 前端， 镜片托内为中空结构， 摄像头安装于镜柄内腔， 在镜片托内安驗棱镜组， 所述棱镜 组和摄像头相对应。
本发明中所述的显示器上设有 USB接口。 在所述显示器内还设有可充电锂电池。
本发明的有益 ¾¾:
1.本发明中的镜片通过镜片托连接在镜柄端， 且镜片和气管导管引导通道均可拆卸， 为 一次性使用物品， 更符合临床医学的发展和病人的需求， 有效避免医源性和交叉感染。 镜片 为基本接近人体口咽喉部生理曲度的弧形结构， 在将镜片置入时病人不需要头部极度后仰， 而是在接近自然体位下顺口咽喉生理曲度轻松 到达会厌， 在插管过程中无需 很大的 力量。 气管导管引导通道为与镜片弧度相应的弧形结构， 可引导气管导管沿着镜片弧度切迹 方便地进入声门， 避免了传统喉镜在困难气管插管条件下必须应用导管管芯可會 ^成声门周 围小关节的脱位及声带损伤， 提高气管内插管的准确性。
2.本发明设置视频采集系统， 在显示器上可清晰的看到喉镜前方声门及周围组织， 便于 在可视状态下快速、 准确«行气管内插管。 整^!程可直接在显示器上观察， 减少了插管 操作损伤和应翻激， 利于稳定病人心态。
3.本发明设有双套供电系统， 其一是可充电的锂电池， 可满足几十次插管操作需要， 结 合本发明体积小，便于携带，基本满足了各种 下的抢救气管插管需要；其二是外接电源， 为保 iBI作者及病人安全， 采用 8〜12 «：流电源适配器， 应用时可以完全保障安全， 主要 适用于有固定工作环境的医疗科室， 这样可以减少电池的更换次数或不用电池， 利于环境保 护。
4.本发明既小巧灵便， 又安全可靠； 既可应用于临床医师气管内插管培训及实习生教学 等， 也可使更多的医师掌握， 用于有固定工作环境的医疗科室， 廳于在救护车上或者 野外等场合应用， 甚至走进千家万户； 可明显缩短抢救插管时间， 为病人赢得宝贵的抢救机 会； 具有很好的推广、 棚价值和不可估量的社会价值。
附图说明
图 1为本发明立体结构整体示意图。
图 2为本发明拆除镜片和气管导管弓 I导通道后立体结构示意图。
图 3为本发明镜片和气管导管弓 I导通道立体结构示意图。
图 4为本发明镜片侧面结构示意图。
图 5为本发明中气管导管引导通道安装的侧面结构示意图。
图 ό为本发明镜片和气管导管引导通道安装结构的剖视示意图。
图 7为本发明视频采集系统框图。
图中： 1、 镜柄， 2、 镜片， 3、 气管导管引导通道， 4、 卡口， 5、 电源开关， 6、 电源插 口， 7、 转动支臂， 8、 视频输出口， 9、 视频采集卡插口， 10、 显示器， 11、 第一滑槽， 12、 ^¾周节口， 13、 ¾§调节口， 14、 光源， 15、 镜片托， 16、 气管导管， 17、 孔洞， 18、 卡 锁， 19、 第二滑槽， 20、 弧线段， 21、 斜面段， 22.氧气管道。
具体实施方式
下面将结合附图和实例对本发明作进一步详述。
实施例 1 : 如图 1、 图 2所示， 本发明包括视频采集系统、镜柄 1、镜片 2和沿镜片 2设 置的气管导管弓 I导通道 3， 视频采集系统的显示器 10与镜柄 1的一¾¾过中空的转动支臂 7 转动连接， 在转动支臂 7内设有视频采縣统的傲俞导线， 腿镜片 2为可拆卸部件， 通过 镜片托 15安装在镜柄 1的另一端。
为防止镜片 力，本实施例中，镜片 2和镜片托 15均为中空结构，镜片 2套装于镜片托
15上。 在所述镜片托 15上设有卡锁 18， 在镜片 2与镜片托 15的连接端开有与所述卡锁 18 相配合的卡口 4。 «卡锁 18为一弹性凸块， 使镜片 2和镜片托 15能? #¾力安装， 方便拆卸。 如图 1、 图 3所示， 所述镜片 2具有人体自然体位时咽喉生理曲度的弧形结构， 氧气管道 22 设置^管导管引导通道 3内，棚时，气管导管 16穿过气管导管引导通道 3。如图 4所示， 所述镜片 2包括同心的弧形段 20和斜面段 21，其探测端为斜面段 21，该斜面段 21的上斜面 与水平线间的夹角 α为 60°， 镜片托 15为与镜片 2连接端的弧形相吻合的弧形结构。气管导 管引导通道 3与镜片 2外形结构相同， 气管导管引导通道 3设置 片 2的侧面。 如图 5、 图 6所示， 气管导管引导通道 3与镜片 2间为滑动安装结构， 在所述的镜片 2侧面两端间隔 设有第一滑槽 11，在与其连接的气管导管弓 |导《 3侧 M 端分别设置与镜片 2上第一滑槽 11相配合的第二滑槽 19; 如图 5、 图 6所示， 所述气管导管弓 I导通道 3与镜片 2连接的侧面 两端均为相互对应的凸凹结构， 其上第一滑槽 11和第二滑槽 19的截面均为 L型结构， 使气 管导管弓 I导通道 3与镜片 2间能滑动安装和拆卸。 如图 2和图 7所示， 所述视频采集系统包括液晶显示器 10、 视频采集卡、 微型摄像头、 发光二级管光源 14及控制转换电路， «视频采集卡设于显示器 10内， 摄像头通 制转 换电路、视频采集卡与显示器 10连接， 显示器 10、摄像头及光源 14分别连接电源， 控制转 换电路置于镜柄 1内腔， 在镜片托 15端面上开有用于放置摄像头的孔洞 17和腿光源 14 的孔， 用于摄像和照明。 本实施例根据需要采用夕卜接交流 流的变压器供电， 在镜柄 1顶 部还设置有一外接电源插口 6及电源开关 5， 液晶显示器 10上设有视频输出口 8、 视频采集 卡插口 9、 i¾周节口 12、亮度调节口 13， 便 «出信号及调节敲和 ^ 。摄像头采集的 信号舰控制转换幡及传输导线的传输，储存在视频采集卡内，通过显示器 10显示，可进 行随时拍照或录像。
本发明的 过程：
在棚前，先将弧形镜片 2套装在弧形镜片托 15上， 由弧形镜片托 15上的卡锁 18与弧 形镜片 2上对应的卡口 4固定， 然后将气管导管弓 I导通道 3安装在弧形镜片 2的侧面； 转动 旋转支臂 7将液晶显示器 10旋转至 1½¾位置， 打开电源开关 5， 然后手握咽喉镜柄 1， 在病 人接近自然体位下， 将镜片 2顺着口、 咽喉等生理曲度轻松 «到达会厌， 在可视状态下， 将气管导管 16通过气管导管弓 I导通道 3插入病人口腔中，该气管导管弓 I导通道 3可弓 I导气管 导管 16沿着镜片 2弧度切迹方便地进入声门， 由于支撑液晶显示器 10的支臂为旋转支臂， 因此满足了插管时不同的观察视角。气管导管 16进入声门后， 固定气管导管引导通道 3， 将 弧形镜片托 15和弧形镜片 2沿弧形滑道与气管导管引导通道 3作相向滑动向外退出，然后将 气管导管引导通道 3从口腔内取出后废弃； 气管导管 16插管完成， 关闭电源， 将弧形镜片 2 从弧形镜片托 15卸下后废弃。整 呈可直接在显示器上观察， 了插管操作损伤和应激 剌激， 利于病人内稳态的维持； 而且， 咽喉镜前方声门及周围组织的情况可清晰的在显示器 上直观的看到。
实施例 2: 其 本结构与实施例 1相同， 不同的是： 本实施例镜片 2探测端 (BP: 斜面 段 21 ) 的上斜面与水平线间的夹角 α为 55°; 气管导管引导通道 3与镜片 2外形结构相同， 以镜片 2探测端为 ¾， 气管导管弓 I导 « 3设置于镜片 2的右侧面。 本实施例视频采集系 统包括显示器 10、 视频纖卡、 摄像头、 光源 14及控制转换帆 所述视频采集卡设于显 示器 10内， 摄像头 控制转换电路、视频采集卡与显示器 10连接， 显示器 10、摄像头及 光源 14分别连接电源，控制转换幡置于镜柄 1内腔，腿光源 14置 片托 15前端，镜 片托 15内为中空结构， 摄像头安装于镜柄 1内腔， 在镜片托 15内安装有棱镜组， 腿棱镜 组和摄像头相对应。 光源 14照射到的图像通 镜组折射到摄像头上， 传输至显示器 10上 显示。本实施例根据需要在显示器 10内设有为设备 共电源的可充电锂电池。能够满足几十 次插管操作需要， 基本满足了各种 下的抢救气管插管需要。 实施例 3: 其整体结构与实施例 2相同， 不同的是： 本实施例镜片 2探测端 (BP: 斜面 段 21 )的 斜面与水平线间的夹角为 65。。本实施例采用直流电池组供电，在显示器 10内设 有可充电锂电池。
实施例 4: 其整体结构与实施例 3相同， 不同的是： 本实施例镜片 2探测端 (BP: 斜面 段 21 ) 的上斜面与水平线间的夹角为 63。。 在戶; f¾的显示器 10上设有 USB接口， 可直接通 过数据线与电脑相连接， 方便画传输。
实施例 5: 其 本结构与实施例 1相同， 不同的是： 本实施例镜片 2探测端 (BP: 斜面 段 21 ) 的上斜面与水平线间的夹角为 61。。 在戶; f¾的显示器 10上设有 USB接口， 直 ¾¾过 数据线与电脑相连接， 方便数据传输。 显示器 10内设有为设备 共电源的可充电锂电池。
实施例 6: 其難结构与实施例 1相同， 不同的是： 本实施例镜片 2探测端 (BP: 斜面 段 21 )的 斜面与水平线间的夹角为 58。。本实施例采用直流电池组供电，在显示器 10内设 有可充电锂电池。
实施例 7: 其整体结构与实施例 1相同， 不同的是： 本实施例镜片 2探测端 (BP: 斜面 段 21 ) 的上斜面与水平线间的夹角为 62。。 在所述的显示器 10上设有 USB接口， 直接通过 数据线与电脑相连接， 方便数据传输。

Claims

禾 J 要
1.一种便携式视频咽喉镜， 包括视频采集系统、镜柄、镜片和沿镜片设置的气管导管引 导通道， 视步页采集系统的显示器与镜柄 转动支臂转动连接， 其特征在于： 所述镜片通过 镜片托安装在镜柄的另一端。
2.根据权利要求 1所述的便携式视频咽喉镜， 其特征在于： 腿的镜片具有人体自然体 位时咽喉生理曲度的弧形结构， 由弧形段和斜面段构成， 其斜面段为探测端， 探测端的上斜 面边与水平线间的夹角 α为 55。— 65。。
3.根据权利要求 1或 2所述的便携式视频咽喉镜， 其特征在于： 所述镜片套装于镜片托 上， 在所述镜片托上设有卡锁， 镜片上开有与所述卡锁相配合的卡口。
4.根据权利要求 1或 2所述的便携式视频咽喉镜， 其特征在于： 所述的镜片托为弧形结 构， 与镜片连接端的弧形相吻合。
5.根据权利要求 1所述的便携式视频咽喉镜， 其特征在于： 所述气管导管引导《与镜 片外形结构相同， 设置于镜片的侧面， 在气管导管引导通道内设置有氧气管道。
6.根据权利要求 1或 5所述的便携式视频咽喉镜， 其特征在于： 所述的气管导管弓 I导通 道与镜片间为滑动安装结构， 在所述的镜片侧面两端间隔设有第一滑槽， 在与其连接的气管 导管引导通道侧 ffl 端分别设置与镜片上第一滑槽相配合的第二滑槽。
7.根据权利要求 1所述的便携式视频咽喉镜，其视频采集系统包括显示器、视频采集卡、 摄像头、 光源及控制转换电路， 所述视频纖卡设于显示器内， 摄像头通碰制转换幡、 视频采集卡与显示器连接，显示器、摄像头及光源分别连接电源，控制转换电路置于镜柄内， 其特征在于： 腿摄像头及光源置于镜片托前端。
8.根据权利要求 1所述的便携式视频咽喉镜，其视频采集系统包括显示器、视频采集卡、 摄像头、 光源及控制转换电路， 所述视频纖卡设于显示器内， 摄像头通碰制转换幡、 视频采集卡与显示器连接，显示器、摄像头及光源分别连接电源，控制转换电路置于镜柄内， 其特征在于： 腿光源置于镜片托前端， 镜片托内为中空结构， 摄像头安装于镜柄内腔， 在 镜片托内安装有棱镜组， 所述棱镜组和摄像头相对应。
9. t艮据申又利要求 7或 8所述的便携式视频咽喉镜， 其特征在于： 所述的显示器上设有
10.根据权利要求 7或 8所述的便携式视频咽喉镜， 其特征在于： 在腿显示器内还设 有可充电锂电池。
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