CN201394001Y - Portable video pharyngoscope - Google Patents

Portable video pharyngoscope Download PDF

Info

Publication number
CN201394001Y
CN201394001Y CN2009203029044U CN200920302904U CN201394001Y CN 201394001 Y CN201394001 Y CN 201394001Y CN 2009203029044 U CN2009203029044 U CN 2009203029044U CN 200920302904 U CN200920302904 U CN 200920302904U CN 201394001 Y CN201394001 Y CN 201394001Y
Authority
CN
China
Prior art keywords
eyeglass
described
lens
display
video
Prior art date
Application number
CN2009203029044U
Other languages
Chinese (zh)
Inventor
吴新军
Original Assignee
沈阳兆丰商贸有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 沈阳兆丰商贸有限公司 filed Critical 沈阳兆丰商贸有限公司
Priority to CN2009203029044U priority Critical patent/CN201394001Y/en
Application granted granted Critical
Publication of CN201394001Y publication Critical patent/CN201394001Y/en

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00Instruments 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
    • A61B1/267Instruments 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00Instruments 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
    • A61B1/00002Operational features of endoscopes
    • A61B1/00043Operational features of endoscopes provided with signal output arrangements
    • A61B1/00045Display arrangement
    • A61B1/00048Constructional features of the display

Abstract

The utility model discloses a portable video pharyngoscope, pertaining to the technical field of medical instruments. The portable video pharyngoscope has the structure comprising a video capture system, a handle, a lens and a conducting channel of air and conduct pipes arranged along the lens. A display and the handle of the video capture system are connected by a rotating arm and a lens supportis arranged between the handle and the lens. The lens and the conducting channel of air and conduct pipes is removable in the utility model, being disposable articles. Therefore, iatrogenic infectionand cross infection can be effectively avoided. The front part of the lens is made to approach to the physiological curvature of a throat of human body and a patient does not need to bend backwards tothe utmost when the lens is arranged and the pharyngoscope is easily put into epiglottis along the physiological curvature of the throat under a place approaching to natural body position. During intubation, no big force is required to be used. The conducting channel is an arc-shaped structure corresponding to the curvature of the lens and can conduct the air and conduct pipes to conveniently enter glottis along the incisure of the curvature of the lens, thereby improving the accuracy of intubation in trachea.

Description

The portable video laryngopharyngeal mirror

Technical field

This utility model belongs to technical field of medical instruments, particularly relates to a kind of portable video laryngopharyngeal mirror.

Background technology

Endotracheal intubation is a technology commonly used in first aid and the anesthesia work.Carry out endotracheal intubation with traditional laryngoscope, there is following technological deficiency: 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 secondary 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, often cause intubation defeat, the quality time of life is rescued in forfeiture; For merging multiple disease, unfavorable especially as the old people of coronary heart disease of hypertension 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.

The anesthetic laryngopharyngoscope of external also many employings and domestic similar structures, but video laryngoscope has appearred in recent years, function advanced person can easily expose glottis, and intuitive display can be observed the whole operation process easily on display; But insert process not all roses place is arranged still, often need just can finish by the guiding of guiding tube core at endotracheal tube.In recent years, along with improving constantly of domestic scientific and technological level and manufacture level, the product that some more advanced functions more suit the requirements progressively was applied to clinical; The minority large hospital has also been introduced external video laryngoscope at home.Though homemade laryngoscope has very much progress in manufacturing process, function improvement, also has bigger development space.

The utility model content

For inscribing between the technology that solves above-mentioned existence, this utility model provides a kind of portable video laryngopharyngeal mirror.It is by changing overall structure, make eyeglass and endotracheal tube be dismountable one-off, effectively avoiding iatrogenic and cross infection.

The technical solution of the utility model is as follows:

A kind of portable video laryngopharyngeal mirror comprises video acquisition system, mirror handle, eyeglass and the endotracheal tube guiding channel that is provided with along eyeglass, and the display of video acquisition system and mirror handle are rotationally connected by rotating support arm, are provided with lens receptacles between described mirror handle and eyeglass.

On described lens receptacles, be provided with kayser, have the bayonet socket that matches with described kayser on the eyeglass.The arcuate structure of throat physiology curvature when described eyeglass is human body natural's position, the upper beveled edge of its end of probe and the angle α between horizontal line are 55 °--65 °.Described lens receptacles is an arcuate structure, matches with the arc of eyeglass link.Described endotracheal tube guiding channel is identical with the lens shape structure, is the place ahead with the eyeglass end of probe, is arranged at the right flank of eyeglass, is provided with oxygen channel in guiding channel.Be the structure that is slidingly installed between described guiding channel and eyeglass, be interval with first chute, second chute that matches with first chute on the eyeglass is set respectively at two ends, connected guiding channel side at two ends, described eyeglass side.

Video acquisition system of the present utility model comprises display, video frequency collection card, photographic head, light source and control change-over circuit, described video acquisition is arranged in the display, photographic head is connected with display by control change-over circuit, video frequency collection card, display, photographic head and light source connect power supply respectively, the control change-over circuit places in the mirror handle, and described photographic head and light source place the lens receptacles front end.

Video acquisition system of the present utility model also can be following structure: comprise display, video frequency collection card, photographic head, light source and control change-over circuit, described video acquisition is arranged in the display, photographic head is connected with display by control change-over circuit, video frequency collection card, display, photographic head and light source connect power supply respectively, the control change-over circuit places in the mirror handle, described light source places the lens receptacles front end, in the lens receptacles is hollow-core construction, photographic head is installed in the mirror handle, and the prism group is installed in the lens receptacles between photographic head and light source.

Display described in the utility model is provided with USB interface.In described display, also be provided with chargeable lithium cell.

The beneficial effects of the utility model:

1. the eyeglass in this utility model is connected the mirror pommel by lens receptacles, and eyeglass and trachea catheter guidance passage are all detachable, are one-off, more meet clinical medical development and patient's demand, effectively avoid iatrogenic and cross infection.Eyeglass is basic arcuate structure near human body oropharynx throat physiology curvature, patient does not need head extremely to swing back when eyeglass is inserted, but, in the intubate process, need not to use very big strength easily advancing the arrival epiglottis near the throat physiology curvature of blurting out under the natural position.Guiding channel is and the corresponding arcuate structure of lens radian, bootable endotracheal tube 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.

2. this utility model is provided with video acquisition system, can see laryngoscope the place ahead glottis and surrounding tissue clearly on display, is convenient to carry out quickly and accurately under visual state endotracheal intubation.Whole process can directly be observed on display, has reduced intubate operation damage and stress stimulation, is beneficial to and stablizes patient's phychology.

3. this utility model is provided with two cover electric power systems, 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 8~12 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.

4. this utility model is both small and exquisite nimble, and is 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 overall schematic.

Fig. 2 removes perspective view behind eyeglass and the guiding channel for this utility model.

Fig. 3 is this utility model eyeglass and guiding channel perspective view.

Fig. 4 is this utility model eyeglass side structure sketch map.

Fig. 5 is the side structure sketch map that guiding channel is installed in this utility model.

Fig. 6 is the cross-sectional schematic of this utility model eyeglass and guiding channel mounting structure.

Fig. 7 is this utility model video acquisition system block diagram.

The specific embodiment

The utility model is described in further detail below in conjunction with accompanying drawing and example.

Embodiment 1: as shown in Figure 1 and Figure 2, this utility model comprises video acquisition system, mirror handle 1, eyeglass 2 and the endotracheal tube guiding channel 3 that is provided with along eyeglass 2, the display 10 and the mirror handle 1 of video acquisition system are rotationally connected by rotating support arm 7, are provided with the transfer wire of video acquisition system in rotating support arm 7.Be provided with lens receptacles 15 at described mirror handle 1 and 2 on eyeglass.

For preventing the eyeglass activity, this example is provided with kayser 18 on described lens receptacles 15, has the bayonet socket 4 that matches with described kayser 18 at eyeglass 2 with the link of lens receptacles 15.Described kayser 18 is an elastic projection, and eyeglass 2 and lens receptacles 15 can be slidingly installed, and is for convenience detach.As Fig. 1, shown in Figure 3, the arcuate structure of throat physiology curvature when described eyeglass 2 is human body natural's position, as shown in Figure 4, comprise concentric segmental arc 20 and bevel phase 21, its end of probe is a bevel phase 21, the ramp of this bevel phase 21 and the angle α between horizontal line are 60 °, the arcuate structure that the arc of lens receptacles 15 and eyeglass 2 links matches.The guiding channel 3 of endotracheal tube 16 is identical with eyeglass 2 contour structures, is the place ahead with eyeglass 2 end of probe, and guiding channel 3 is arranged at eyeglass 2 right flanks.As Fig. 5, shown in Figure 6,2 on guiding channel 3 and eyeglass are the structure that is slidingly installed, be interval with first chute 11 at two ends, described eyeglass 2 side, at two ends, connected guiding channel 3 side second chute 19 that matches with first chute 11 on the eyeglass 2 is set respectively, 2 on guiding channel 3 and eyeglass can be slided and dismantle.Oxygen channel is arranged in the guiding channel 3.

As shown in Figure 7, described video acquisition system comprises liquid crystal display 10, video frequency collection card, minisize pick-up head, Light-Emitting Diode light source 14 and control change-over circuit, described video acquisition is arranged in the display 10, photographic head is connected with display 10 by control change-over circuit, video frequency collection card, display 10, photographic head and light source 14 connect power supply respectively, the control change-over circuit places in the mirror handle 1, have the hole 17 that is used to place photographic head at lens receptacles 15 front ends, light source 14 also places lens receptacles 15 front ends, is used for illumination.This example adopts the transformer-supplied of external AC-DC as required, also be provided with an external power supply socket 6 and on and off switch 5 at mirror handle 1 top, liquid crystal display 10 is provided with video output 8, color adjustment mouth 12, brightness regulation mouth 13, is convenient to output signal and regulates brightness and color.The signal of camera collection is stored in the video frequency collection card by the transmission of control change-over circuit and transfer wire, shows by display 10, can take pictures at any time or record a video.

Use of the present utility model:

Before use, earlier Arc lens 2 is fixed in the Arc lens holder 15, fixes, then endotracheal tube guiding channel 3 is installed in Arc lens 2 right sides by bayonet socket 4 corresponding on the kayser in the Arc lens holder 15 18 and the Arc lens 2; Rotate rotation support arm 7 liquid crystal display 10 is rotated to correct position, turn on the power switch 5, hold anesthetic laryngopharyngoscope handle 1 then, under the approaching natural position of patient, eyeglass 2 is easily advanced the arrival epiglottis along physiology curvatures such as mouth, throats, under visual state, endotracheal tube 16 is inserted in the patient's mouth by endotracheal tube guiding channel 3, these guiding channel 3 bootable endotracheal tubes 16 enter glottis easily along eyeglass 2 radian incisuras, be the rotation support arm owing to support the support arm of liquid crystal display 10, different observation visual angle when therefore having satisfied intubate.After endotracheal tube 16 entered glottis, fixing trachea catheter guidance passage 3 was done Arc lens holder 15 Arc lenses 2 outwards to withdraw to sliding mutually along radian and guiding channel 3, and it is discarded then guiding channel 3 to be taken out the back in the oral cavity; Endotracheal tube 16 intubate are finished, powered-down, and it is discarded that Arc lens 2 is unloaded the back from Arc lens holder 15.Whole process can directly be observed on display, has 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.

Embodiment 2: its overall structure is identical with embodiment 1, and different is: the angle α between these routine eyeglass 2 end of probe ramps and horizontal line is 55 °.This routine video acquisition system comprises display 10, video frequency collection card, photographic head, light source 14 and control change-over circuit, described video acquisition is arranged in the display 10, photographic head is by the control change-over circuit, video frequency collection card is connected with display 10, display 10, photographic head and light source 14 connect power supply respectively, the control change-over circuit places in the mirror handle 1, described light source 14 places lens receptacles 15 front ends, in the lens receptacles 15 is hollow-core construction, photographic head is installed in the mirror handle 1, in the lens receptacles 15 of 14 of photographic head and light sources, the prism group is installed, the image that light source 14 shines is refracted on the photographic head by the prism group, transfers on the display 10 to show.This example is provided with the chargeable lithium cell that power supply is provided for equipment as required in display 10.Can satisfy the intubate action need tens times, satisfy the rescue tracheal intubation needs under the various conditions substantially.

Embodiment 3: its overall structure is identical with embodiment 2, and different is: the angle between these routine eyeglass 2 end of probe ramps and horizontal line is 65 °.This example adopts the power supply of dc-battery group, is provided with chargeable lithium cell in display 10.

Embodiment 4: its overall structure is identical with embodiment 3, and different is: the angle between these routine eyeglass 2 end of probe ramps and horizontal line is 63 °.On described display 10, be provided with USB interface, can directly be connected with computer, make things convenient for transfer of data by data wire.

Embodiment 5: its overall structure is identical with embodiment 1, and different is: the angle between these routine eyeglass 2 end of probe ramps and horizontal line is 61 °.On described display 10, be provided with USB interface, directly be connected with computer, make things convenient for transfer of data by data wire.Be provided with the chargeable lithium cell that power supply is provided for equipment in the display 10.

Embodiment 6: its overall structure is identical with embodiment 1, and different is: the angle between these routine eyeglass 2 end of probe ramps and horizontal line is 58 °.This example adopts the power supply of dc-battery group, is provided with chargeable lithium cell in display 10.

Embodiment 7: its overall structure is identical with embodiment 1, and different is: the angle between these routine eyeglass 2 end of probe ramps and horizontal line is 62 °.On described display 10, be provided with USB interface, directly be connected with computer, make things convenient for transfer of data by data wire.

Claims (10)

1. portable video laryngopharyngeal mirror, comprise video acquisition system, mirror handle, eyeglass and the endotracheal tube guiding channel that is provided with along eyeglass, the display of video acquisition system and mirror handle are rotationally connected by rotating support arm, it is characterized in that: be provided with lens receptacles between described mirror handle and eyeglass.
2. portable video laryngopharyngeal mirror according to claim 1 is characterized in that: be provided with kayser on described lens receptacles, have the bayonet socket that matches with described kayser on the eyeglass.
3. portable video laryngopharyngeal mirror according to claim 1 and 2 is characterized in that: the arcuate structure of throat physiology curvature when described eyeglass is human body natural's position, and the upper beveled edge of its end of probe and the angle α between horizontal line are 55 °--65 °.
4. portable video laryngopharyngeal mirror according to claim 1 and 2 is characterized in that: described lens receptacles is an arcuate structure, matches with the arc of eyeglass link.
5. portable video laryngopharyngeal mirror according to claim 1 is characterized in that: described endotracheal tube guiding channel is identical with the lens shape structure, is the place ahead with the eyeglass end of probe, is arranged at the right flank of eyeglass, is provided with oxygen channel in guiding channel.
6. portable video laryngopharyngeal mirror according to claim 1 or 5, it is characterized in that: be the structure that is slidingly installed between described guiding channel and eyeglass, be interval with first chute at two ends, described eyeglass side, second chute that matches with first chute on the eyeglass is set respectively at two ends, connected guiding channel side.
7. portable video laryngopharyngeal mirror according to claim 1, its video acquisition system comprises display, video frequency collection card, photographic head, light source and control change-over circuit, described video acquisition is arranged in the display, photographic head is connected with display by control change-over circuit, video frequency collection card, display, photographic head and light source connect power supply respectively, the control change-over circuit places in the mirror handle, and it is characterized in that: described photographic head and light source place the lens receptacles front end.
8. portable video laryngopharyngeal mirror according to claim 1, its video acquisition system comprises display, video frequency collection card, photographic head, light source and control change-over circuit, described video acquisition is arranged in the display, photographic head is by the control change-over circuit, video frequency collection card is connected with display, display, photographic head and light source connect power supply respectively, the control change-over circuit places in the mirror handle, it is characterized in that: described light source places the lens receptacles front end, in the lens receptacles is hollow-core construction, photographic head is installed in the mirror handle, and the prism group is installed in the lens receptacles between photographic head and light source.
9. according to claim 7 or 8 described portable video laryngopharyngeal mirrors, it is characterized in that: described display is provided with USB interface.
10. according to claim 7 or 8 described portable video laryngopharyngeal mirrors, it is characterized in that: in described display, also be provided with chargeable lithium cell.
CN2009203029044U 2009-05-07 2009-05-07 Portable video pharyngoscope CN201394001Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009203029044U CN201394001Y (en) 2009-05-07 2009-05-07 Portable video pharyngoscope

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2009203029044U CN201394001Y (en) 2009-05-07 2009-05-07 Portable video pharyngoscope
PCT/CN2010/071423 WO2010127576A1 (en) 2009-05-07 2010-03-30 Portable video laryngoscope

Publications (1)

Publication Number Publication Date
CN201394001Y true CN201394001Y (en) 2010-02-03

Family

ID=41616485

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009203029044U CN201394001Y (en) 2009-05-07 2009-05-07 Portable video pharyngoscope

Country Status (2)

Country Link
CN (1) CN201394001Y (en)
WO (1) WO2010127576A1 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010127576A1 (en) * 2009-05-07 2010-11-11 沈阳易艾路医疗器械有限公司 Portable video laryngoscope
CN103181746A (en) * 2011-12-30 2013-07-03 上海市第七人民医院 Portable endoscope display
WO2014040253A1 (en) * 2012-09-13 2014-03-20 台州瀚创医疗器械科技有限公司 S-shaped visible hard intubation core
WO2015081608A1 (en) * 2013-12-05 2015-06-11 山东颐和医疗科技有限公司 Laryngoscopic lens for anesthetic laryngopharyngoscope
CN106419811A (en) * 2016-05-31 2017-02-22 杭州创辉医疗电子设备有限公司 Visual laryngoscope
CN109349992A (en) * 2015-11-03 2019-02-19 舒妮 A kind of ventilation laryngoscope of the abandoning property laryngoscope blade with decontamination function

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104605806B (en) * 2015-01-06 2016-04-27 谢宏武 Portable realtime imaging endoscope

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2770570Y (en) * 2005-03-19 2006-04-12 周东贤 Telescopic laryngoscope
CN2889159Y (en) * 2006-01-28 2007-04-18 滕永华 Electronic laryngoscope with portable multimedia displayer
TWM309971U (en) * 2006-09-13 2007-04-21 Tien-Sheng Chen Bronchoscope with wireless-transmission monitor
US7976459B2 (en) * 2006-10-17 2011-07-12 Intra L.L.C. Portable endoscope for intubation
CN201022698Y (en) * 2007-02-02 2008-02-20 吴新军 Portable visible anaesthetic laryngoscope
CN201394001Y (en) * 2009-05-07 2010-02-03 沈阳兆丰商贸有限公司 Portable video pharyngoscope

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010127576A1 (en) * 2009-05-07 2010-11-11 沈阳易艾路医疗器械有限公司 Portable video laryngoscope
CN103181746A (en) * 2011-12-30 2013-07-03 上海市第七人民医院 Portable endoscope display
WO2014040253A1 (en) * 2012-09-13 2014-03-20 台州瀚创医疗器械科技有限公司 S-shaped visible hard intubation core
WO2015081608A1 (en) * 2013-12-05 2015-06-11 山东颐和医疗科技有限公司 Laryngoscopic lens for anesthetic laryngopharyngoscope
CN109349992A (en) * 2015-11-03 2019-02-19 舒妮 A kind of ventilation laryngoscope of the abandoning property laryngoscope blade with decontamination function
CN106419811A (en) * 2016-05-31 2017-02-22 杭州创辉医疗电子设备有限公司 Visual laryngoscope

Also Published As

Publication number Publication date
WO2010127576A1 (en) 2010-11-11

Similar Documents

Publication Publication Date Title
US8663099B2 (en) System and method of insertion into an oropharyngeal area
Pott et al. Review of video laryngoscopy and rigid fiberoptic laryngoscopy
US6322498B1 (en) Imaging scope
Niforopoulou et al. Video‐laryngoscopes in the adult airway management: a topical review of the literature
CA2004139C (en) Viewing laryngoscope
US6123666A (en) Laryngoscope blade with fiberoptic scope for remote viewing and method for teaching the proper insertion of a laryngoscope blade into the airway of a patient
US8444556B2 (en) Laryngoscope
Thong et al. Clinical uses of the Bonfils Retromolar Intubation Fiberscope: a review
US9326669B2 (en) Airway management
US20030078476A1 (en) Apparatus for intubation
US8894570B2 (en) Video laryngoscope
EP2338406A1 (en) Stylet with a camera device
US20040220451A1 (en) Imaging scope
US8382665B1 (en) Endotracheal tube placement system and method
US7946981B1 (en) Two-piece video laryngoscope
EP2155040B1 (en) Airway management
WO2005094927A2 (en) Imaging scope
WO2004008951A1 (en) Laryngoscope with multi-directional eyepiece
CA2899845C (en) Laryngeal video mask with rigid retractable tongue and means for ventilation and intubation
WO2003077738A1 (en) Digital laryngoscope
US9949629B2 (en) Endotracheal tube insertion device
US20120095294A1 (en) Insertion section for laryngoscope with lateral tube guide
US9173545B2 (en) Laryngoscopic device
CN103054545A (en) Oral scope system with image sensor and method for visual examination of oral cavity and upper airway
CA2125699A1 (en) Pivoting laryngoscope having a power-driven curved spatula

Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100203

Termination date: 20180507

CF01 Termination of patent right due to non-payment of annual fee