CN103203058A - Multiple-cavity integrated laryngeal mask capable of being inserted by endoscope - Google Patents

Multiple-cavity integrated laryngeal mask capable of being inserted by endoscope Download PDF

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Publication number
CN103203058A
CN103203058A CN2013101288295A CN201310128829A CN103203058A CN 103203058 A CN103203058 A CN 103203058A CN 2013101288295 A CN2013101288295 A CN 2013101288295A CN 201310128829 A CN201310128829 A CN 201310128829A CN 103203058 A CN103203058 A CN 103203058A
Authority
CN
China
Prior art keywords
endoscope
cavity
laryngeal mask
charge
tract
Prior art date
Application number
CN2013101288295A
Other languages
Chinese (zh)
Inventor
张�成
Original Assignee
浙江曙光科技有限公司
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Publication date
Application filed by 浙江曙光科技有限公司 filed Critical 浙江曙光科技有限公司
Priority to CN2013101288295A priority Critical patent/CN103203058A/en
Publication of CN103203058A publication Critical patent/CN103203058A/en

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/04Tracheal tubes
    • A61M16/0486Multi-lumen tracheal tubes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/04Tracheal tubes
    • A61M16/0402Special features for tracheal tubes not otherwise provided for
    • A61M16/0409Special features for tracheal tubes not otherwise provided for with mean for closing the oesophagus
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/04Tracheal tubes
    • A61M16/0402Special features for tracheal tubes not otherwise provided for
    • A61M16/0415Special features for tracheal tubes not otherwise provided for with access means to the stomach
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/04Tracheal tubes
    • A61M16/0434Cuffs
    • A61M16/0445Special cuff forms, e.g. undulated

Abstract

The invention discloses a multiple-cavity integrated laryngeal mask capable of being inserted by endoscope, relates to a cannula for the trachea, in particular to a laryngeal mask. The multiple-cavity integrated laryngeal mask has the advantages that the laryngeal mask can be used together with the endoscope, can reduce cannula damage and can be used conveniently. The multiple-cavity integrated laryngeal mask comprises a main tube (1), a mask bladder (2) is connected at the tail end of the main tube (1), an air through hole (21) is arranged on the mask bladder (2), a venting cavity channel (11) is arranged in the main tube (1), the venting cavity channel (11) is communicated with the vent hole (21), an endoscopic cavity channel (12) and an air discharging cavity channel (13) are arranged in the main tube (1), an endoscopic through hole (22) is arranged at the tail end of the mask bladder (2), the endoscopic cavity channel (12) is communicated with the endoscopic through hole (22), and the air discharging cavity channel (13) is communicated with a bladder cavity of the mask bladder (2).

Description

Multi-cavity road integral type can be inserted the laryngeal mask of endoscope
Technical field
The present invention relates to a kind of trachea intubate, particularly relate to a kind of laryngeal mask.
Background technology
Laryngeal mask is Brain in the nineteen eighty-three invention and at first advocates use a kind of and adopt the device that mode is ventilated outside the glottis.In order to improve the clinical application effect of laryngeal mask, have three types laryngeal mask at present: first kind is the standard type intubating laryngeal mask airway, it also is at present clinical intubating laryngeal mask airway the most commonly used, its basic structure has the cover capsule, be responsible for and be the gas tube of cover capsule inflation, generally be provided with venting cavity in the person in charge, the cover capsule is provided with passage, venting cavity is communicated with passage, gas tube is communicated with the cover capsule, drain the air that covers in the capsule by gas tube earlier in use, the cover capsule becomes flat, thereby treat that laryngeal mask is inserted throat heaves the cover capsule by gas tube to covering the air that injects ormal weight in the capsule afterwards more again, the cover capsule after heaving can be fitted preferably with the throat tissue of human body and be formed sealing, and then venting cavity is communicated with person's windpipe, this laryngeal mask is mainly used in keeping the respiratory tract function, can not carry out drainage procedure; Second kind is the laryngeal mask that has drainage tube, because people's trachea and esophagus converge in throat, generally be positioned at the porch of esophagus at the end of inserting throat's back cover capsule, the laryngeal mask that has drainage tube generally arranges conduction hole at the end of cover capsule, other is provided with drainage tube and is communicated to conduction hole, drainage tube can be communicated with the human body esophagus after inserting laryngeal mask like this, thereby can carry out drainage procedure when setting up airway; The third is the special-purpose intubating laryngeal mask airway of guidance tracheal intubation.About the structure of conduction type laryngeal mask, can be 201210299776.9 at the application number that proposes before referring to the applicant, application publication number is CN102784431A, Shen Qing Publication day to be the disclosed a kind of conduction type laryngeal mask of Chinese invention patent application on November 21st, 2012.
Carried out certain improvement although present laryngeal mask is compared the laryngeal mask of initial invention in function, also and imperfection still there is defective in present laryngeal mask functional design aspect some, specifically describe as follows:
1, laryngeal mask in use, patient tends to produce sputum or other secretions in various degree, this inserts sputum aspirator tube with regard to needs and it is attracted to derive.Present laryngeal mask does not generally have the structure of special suction expectorant, so or must in the use of laryngeal mask, additionally increase the operating procedure of inserting sputum aspirator tube, or suction expectorant is untimely or can not fully inhale expectorant.Slotting sputum aspirator tube is not only operated inconvenience, efficient is low, and may cause mucous membrane irritation or damage.And if attraction is untimely or insufficient, the autonomous respiration before serious meeting obstruction laryngeal mask normal ventilation or obstruction patient revive.In addition, inhale in the expectorant process, because medium is sucked away, in fact also need ventilate to reduce pressure in suction expectorant position;
2, existing laryngeal mask, generally its gas tube is to separate with being responsible for, and laryngeal mask can be inconvenient in insertion process like this, and discrete gas tube also causes certain damage to mucosa easily simultaneously;
3, be similar to problem in aforementioned 2, if a laryngeal mask is assembled a plurality of functions, as inhale expectorant, decompression, drain, then need the pipeline of a plurality of different purposes to inhale expectorant, decompression, drain respectively, the pipeline of a plurality of different purposes is not if constitute integrative-structure, it not only hinders insertion process, and easily causes damage;
4, when the laryngeal mask intubate, to throat, whole intubate path is the angle of an approximate right angle by oral intubation.Existing laryngeal mask, it is responsible for shape of cross section and is generally circular or irregularly shaped, be 201210299776.9 as the applicant at the application number that proposes before, application publication number is CN102784431A, Shen Qing Publication day is the disclosed a kind of conduction type laryngeal mask of the Chinese invention patent application on November 21st, 2012, it is responsible for cross section namely is irregular, the wider width of the person in charge of this laryngeal mask on oral cavity folding direction, the patient less for the oral cavity opening width or tract is narrow, it is bigger that laryngeal mask circular or the irregularly shaped person in charge inserts resistance, be difficult for intubate, the words of intubate may cause mucosa injury if the doctor exerts oneself;
5, present general laryngeal mask, it is responsible for and the equal type linearly of the connecting portion of cover capsule and cover capsule.And when the laryngeal mask intubate, to throat, whole intubate path is the angle of an approximate right angle by oral intubation.During intubate, by in the upper jaw and the lower jaw process, cover capsule end is easy to withstand maxillary, is difficult for intubate at the cover capsule, needs the doctor to hold up the cover capsule with auxiliary intubate by put in the oral cavity a little with hands usually, and the operating time will be grown comparatively speaking, and intubate is also inconvenient simultaneously; When cover capsule front end withstood maxillary, intubate caused mucosa injury easily if the doctor exerts oneself;
6, at present when using the conduction type laryngeal mask to flow thing attraction to patient is counter, need stomach tube of insertion or suction catheter to enter esophagus, if but the anti-thing that flows of patient is more, it is not prompt enough to insert stomach tube or suction catheter, also can cause reflux erroneous aspiration to cause dysventilation, operating time is longer, also can cause damage to the patient;
7, general laryngeal mask is mainly used in airway pressure at present, special endoscope path way is not set, therefore some needs the patient of endoscopic surgery just can not select to use laryngeal mask to undergo surgery, and the needs selection is ventilated by tracheal intubation or cutting opening inserts endoscope, increased patient's misery like this, damaged also bigger;
8, the present existing laryngeal mask of inserting tracheal intubation, passage position of its cover capsule does not generally have guide frame, and when changing tracheal intubation, tracheal intubation is difficult to be inserted into accurately in the air flue, inconvenient operation, and expend the intubation time of length.
Summary of the invention
The technical problem to be solved in the present invention provide a kind of that can use with endoscope simultaneously, can reduce injury of tracheal intubation, multi-cavity road integral type easy to use can be inserted the laryngeal mask of endoscope.
Multi-cavity of the present invention road integral type can be inserted the laryngeal mask of endoscope, comprise the person in charge, the end of being responsible for is connected with the cover capsule, the cover capsule is provided with passage, is provided with the ventilation tract in the person in charge, and the ventilation tract is communicated with described passage, also be provided with endoscope's tract in the wherein said person in charge and charge and discharge the air cavity road, the end of described cover capsule is provided with endoscope by the hole, and endoscope's tract is communicated with by the hole with described endoscope, charges and discharge the air cavity road and is communicated with the blister cavities of described cover capsule.
Multi-cavity of the present invention road integral type can be inserted the laryngeal mask of endoscope, and the wherein said person in charge's end is towards a lateral buckling at described passage place.
Multi-cavity of the present invention road integral type can be inserted the laryngeal mask of endoscope, and the bending angle of wherein said person in charge's end is 91 °~179 °.
Multi-cavity of the present invention road integral type can be inserted the laryngeal mask of endoscope, the wherein said person in charge's cross-sectional profiles be shaped as ellipse or Long Circle, described ellipse or oval long axis direction are vertical with the plane at described person in charge place.
Multi-cavity of the present invention road integral type can be inserted the laryngeal mask of endoscope, also be provided with the imbibition tract in the wherein said person in charge, the described person in charge's terminal outer wall is provided with some and attracts groove or/and several attract the hole, and described attraction groove is or/and attract the described imbibition tract of Kong Junyu to be communicated with.
Multi-cavity of the present invention road integral type can be inserted the laryngeal mask of endoscope, also is provided with the decompression tract in the wherein said person in charge, is provided with some vents on the person in charge's the tube wall near described attraction groove or attraction hole, and described vent all is communicated with described decompression tract.
Multi-cavity of the present invention road integral type can be inserted the laryngeal mask of endoscope, it also comprises and charges and discharge the gas joint, charge and discharge the gas joint and comprise connection tube, pilot balloon and the check valve of connecting successively, connecting line between described pilot balloon and the check valve is provided with vent valve, and described connection tube is communicated with the described air cavity road that charges and discharge.
Multi-cavity of the present invention road integral type can be inserted the laryngeal mask of endoscope, and it also comprises the attraction junction block, attracts junction block to be communicated with described imbibition tract, attracts the tube wall of junction block to be provided with the suction adjustment hole, attracts also to be connected with block head on the junction block.
Multi-cavity of the present invention road integral type can be inserted the laryngeal mask of endoscope, and wherein said attraction junction block and described connection tube are structure as a whole.
Multi-cavity of the present invention road integral type can be inserted the laryngeal mask of endoscope, is connected with mouth of pipe bonnet by flexible connecting member on the wherein said attraction junction block.
The laryngeal mask difference from prior art that multi-cavity of the present invention road integral type can be inserted endoscope is that multi-cavity of the present invention road integral type can be inserted in the person in charge of laryngeal mask of endoscope and is provided with endoscope's tract and charges and discharge the air cavity road, charging and discharging the air cavity road is communicated with the blister cavities of cover capsule, the end of cover capsule is provided with endoscope and passes through the hole, endoscope's tract is communicated with by the hole with endoscope, like this can be by with the air cavity road that charges and discharge of being responsible for one the cover capsule being charged and discharged gas, also can be when using multi-cavity of the present invention road integral type can insert the laryngeal mask of endoscope endoscope be passed by the hole and endoscope is inserted in the esophagus from endoscope's tract and endoscope, to reach the purpose of using endoscope when using laryngeal mask simultaneously, because working the air cavity road that charges and discharge that charges and discharge the gas effect all is structure as a whole with being responsible for the endoscope's tract that plays endoscope's insertion path effect, there is not branched structure, so make things convenient for intubate, and when inserting endoscope endoscope be through laryngeal mask inner by rather than directly contact with bodily tissue, so can reduce injury of tracheal intubation.
When multi-cavity of the present invention road integral type can be inserted the end be responsible in the laryngeal mask of endoscope towards the lateral buckling at passage place, before inserting laryngeal mask, after venting makes the change of cover capsule flat to the cover capsule, because the cover capsule is connected the person in charge's end, so become after flat also can be along with the bending segment bending of being responsible for, the probability that offsets of laryngeal mask front end and human body maxillary when the non-linear structure that has bending like this can reduce intubate, thus can easier laryngeal mask be inserted, and reduce injury of tracheal intubation; When multi-cavity of the present invention road integral type can be inserted and is responsible for terminal bending angle in the laryngeal mask of endoscope and be 91 °~179 °, meet the shape of organizing of throat, make things convenient for intubate; What multi-cavity of the present invention road integral type can be inserted the cross-sectional profiles be responsible in the laryngeal mask of endoscope is shaped as ellipse or Long Circle, when oval or oval long axis direction is vertical with the plane of being responsible for the place, when intubate, be responsible for the short-axis direction in cross section on the folding direction in the oral cavity, because the width of being responsible on the folding direction in oral cavity is narrower, so the resistance in the time of can reducing intubate more is applicable to the patient that the oral cavity opening width is less or tract is narrow; Multi-cavity of the present invention road integral type is provided with the imbibition tract in can inserting and being responsible in the laryngeal mask of endoscope, the terminal outer wall of being responsible for is provided with some and attracts grooves or/and several are when attracting holes, can be by attracting sputum or other secretions with the imbibition tract of being responsible for one at any time from the terminal outer wall position of being responsible for, the laryngeal mask that needn't insert sputum aspirator tube and make multi-cavity of the present invention road integral type can insert endoscope possesses the expectorant of suction function, and owing to needn't insert sputum aspirator tube, so can reduce injury of tracheal intubation; Multi-cavity of the present invention road integral type is provided with the decompression tract in can inserting and being responsible in the laryngeal mask of endoscope, when the person in charge's tube wall is provided with some vents, can be by decompression tract and vent to inhaling expectorant position gas transmission, thus the back pressure when reducing to inhale expectorant reduces mucous membrane irritation; Multi-cavity of the present invention road integral type can be inserted and be included when attracting junction block in the laryngeal mask of endoscope, attract junction block to be used for connecting attractor, thereby attract the suction adjustment hole on the junction block to can be used in the suction size that attractor is responded in the interdigital space of hand contact, thereby the convenient captivation of regulating, after the captivation of attractor is adjusted, by block head with the shutoff of suction adjustment hole; It is more concentrated that multi-cavity of the present invention road integral type can be inserted when attracting junction block and connection tube to be structure as a whole in the laryngeal mask of endoscope pipeline, is convenient to operate; Multi-cavity of the present invention road integral type can be inserted when attracting on the junction block to be connected with mouth of pipe bonnet by flexible connecting member in the laryngeal mask of endoscope, can will attract the mouth of pipe of junction block to seal by mouth of pipe bonnet when not needing to connect attractor.
The laryngeal mask that can insert endoscope to multi-cavity of the present invention road integral type below in conjunction with accompanying drawing is described further.
Description of drawings
First embodiment of laryngeal mask that Fig. 1 can insert endoscope for multi-cavity of the present invention road integral type does not show the rear view when hiding tract;
First embodiment of laryngeal mask that Fig. 2 can insert endoscope for multi-cavity of the present invention road integral type shows the rear view when hiding tract;
Fig. 3 can insert the front view of first embodiment of laryngeal mask of endoscope for multi-cavity of the present invention road integral type;
Fig. 4 is the A-A cross section view among Fig. 1;
First embodiment of laryngeal mask that Fig. 5 can insert endoscope for multi-cavity of the present invention road integral type omit be responsible for right semicanal section and be responsible for the parts lateral plan afterwards that right semicanal section links to each other.
The specific embodiment
Multi-cavity of the present invention road integral type as shown in Figure 1 can be inserted first embodiment of laryngeal mask of endoscope, present embodiment comprises is responsible for 1, the person in charge 1 end is connected with cover capsule 2, cover capsule 2 is provided with passage 21(referring to Fig. 3), as shown in Figure 2, be responsible for and be provided with ventilation tract 11 and endoscope's tract 12 in 1, ventilation tract 11 is communicated with passage 21, the end of cover capsule 2 is provided with endoscope by hole 22, endoscope's tract 12 is communicated with by hole 22 with endoscope, be responsible for also to be provided with in 1 and charge and discharge air cavity road 13 and imbibition tract 14, charging and discharging air cavity road 13 is communicated with the blister cavities of cover capsule 2, terminal outer wall of the person in charge 1 is provided with one and attracts groove 141 and five attraction holes 142, and all attract grooves 141 and attraction hole 142 all to be communicated with imbibition tract 14.The imbibition tract that charges and discharge air cavity road 13 and a sucking action 14 that charges and discharge the gas effect that plays of present embodiment just all has been integrative-structure with the person in charge 1 like this, can when needed imbibition tract 14 be communicated with and imbibition with attractor simultaneously.Certainly, attract the bar number of groove 141 to be at least one, attract the number in hole 142 can be at least one.And it is wherein a kind of to attract groove and attraction hole only to use, and also can use simultaneously.In the present embodiment, inhaling the expectorant function is the function of adding, so imbibition tract 14, attraction groove 141 and attraction hole 142 are not necessary.
Further, referring to Fig. 2 and Fig. 4, be responsible for also being provided with decompression tract 15 in 1 in the present embodiment, be provided with a vent 151 on the person in charge's the tube wall near attraction groove 141, vent 151 is communicated with decompression tract 15.Like this can be to the back pressure of imbibition position air feed when reducing imbibition.Decompression tract 15 and vent 151 are not necessary in the present embodiment.
Further, as shown in Figure 5, the person in charge 1 end has illustrated bending segment 16 towards a lateral buckling at passage 21 places among Fig. 5.Its shape also can be as bending segment 16 bendings when 2 venting of cover capsule become flat like this.The bending angle of being responsible for 1 end in the present embodiment is 150 °, and namely bending segment 16 is 150 ° with the angle of bending segment 16 the right pipeline sections, and what this angle can also be between 91 ° to 179 ° is arbitrarily angled.
Further, as shown in Figure 4, be responsible for the ellipse that is shaped as of 1 cross-sectional profiles, referring to Fig. 5, this long axis of ellipse direction is vertical with the plane of being responsible for 1 place, that is to say that this long axis of ellipse direction is vertical with people's oral cavity folding direction with corresponding this long axis of ellipse direction in other words of lip line of people after cover capsule 2 is inserted human body throat.Like this, the width of the person in charge 1 on people's oral cavity folding direction is just narrow.In addition, be responsible for 1 cross-sectional profiles shape can also (Long Circle be not shown in the drawings for Long Circle, be similar to the shape of the playground runway of general school), shape after namely a rectangle and two semicircles make up, the diameter of two semicircles overlaps with two minor faces of rectangle respectively, can reach the longer and narrower effect of cross section of being responsible for equally like this.
Further, referring to Fig. 1, Fig. 2 and Fig. 3, present embodiment also comprises attraction junction block 3, attracts junction block 3 to be communicated with imbibition tract 14, attracts the tube wall of junction block 3 to be provided with suction adjustment hole 31, attracts also to be connected with block head 32 on the junction block 3.As shown in Figure 1, present embodiment also comprises gas-charging connection 4, gas-charging connection 4 comprises connection tube 41, pilot balloon 42 and the check valve 43 of series connection successively, connecting line between pilot balloon 42 and the check valve 43 is provided with vent valve, and (vent valve is not shown in the drawings, playing it is to provide a venting outlet when needs are exitted to the cover capsule, the outlet of should exitting when not needing to exit is blocked, it can be vent valve in 201210299776.9 the patent application referring to application number), connection tube 41 with charge and discharge air cavity road 13 and be communicated with.Attract junction block 3 and connection tube 41 to be structure as a whole in the present embodiment.Attracting to be connected with mouth of pipe bonnet 33(cotton rope by cotton rope 34 on the junction block 3 can be substituted by flexible plastic or other flexible connecting member).
Present embodiment is similar to existing laryngeal mask in use, open vent valve earlier to 2 venting of cover capsule, and pinch flat cover capsule 2 with hands is auxiliary, vent valve is shut again, the hand-held person in charge 1 will cover capsule 2 from patient's mouth insertion throat then, be inflated in cover capsule 2 through charging and discharging air cavity road 13 by aerating device afterwards, and cover capsule 2 is heaved and organized applying with throat, cover the passage 21 of capsule 2 over against the import of person's windpipe this moment, and endoscope is by the import of hole 22 over against the human body esophagus.Namely can carry out general aeration with that, endoscope can be inserted in the esophagus by hole 22 through endoscope's tract 12 and endoscope again, reach the effect that laryngeal mask uses with endoscope.Present embodiment can (perhaps prior) be opened mouth of pipe bonnet 33 when needs attract sputum or other secretions, the attraction head of attractor is linked to each other with the rear end mouth of pipe that attracts junction block 3, start attractor then, with finger move closer in suction adjustment hole 31 positions or shutoff suction adjustment hole 31 with the size of sensation captivation, thereby adjust the captivation of attractor, adjust suitable back by block head 32 with 31 shutoff of suction adjustment hole, and then by attractor by imbibition tract 14, attract groove 141 and attract hole 142 to attract operation from being responsible for 1 terminal back.
In the present embodiment, it is not necessary attracting junction block 3 and gas-charging connection 4, and they mainly rise and connect and assosting effect, irrelevant with the technical problem to be solved in the present invention.
Above-described embodiment is described preferred implementation of the present invention; be not that scope of the present invention is limited; design under the prerequisite of spirit not breaking away from the present invention; various distortion and improvement that those of ordinary skills make technical scheme of the present invention all should fall in the definite protection domain of claims of the present invention.

Claims (10)

1. a multi-cavity road integral type can be inserted the laryngeal mask of endoscope, comprise the person in charge (1), the end of being responsible for (1) is connected with cover capsule (2), cover capsule (2) is provided with passage (21), be responsible for and be provided with ventilation tract (11) in (1), ventilation tract (11) is communicated with described passage (21), it is characterized in that: also be provided with endoscope's tract (12) in the described person in charge (1) and charge and discharge air cavity road (13), the end of described cover capsule (2) is provided with endoscope by hole (22), endoscope's tract (12) is communicated with by hole (22) with described endoscope, charges and discharge air cavity road (13) and is communicated with the blister cavities of described cover capsule (2).
2. multi-cavity according to claim 1 road integral type can be inserted the laryngeal mask of endoscope, and it is characterized in that: the described person in charge's (1) end is towards a lateral buckling at described passage (21) place.
3. multi-cavity according to claim 2 road integral type can be inserted the laryngeal mask of endoscope, it is characterized in that: the terminal bending angle of the described person in charge (1) is 91 °~179 °.
4. multi-cavity according to claim 3 road integral type can be inserted the laryngeal mask of endoscope, it is characterized in that: the described person in charge's (1) cross-sectional profiles be shaped as ellipse or Long Circle, described ellipse or oval long axis direction are vertical with the plane at the described person in charge (1) place.
5. multi-cavity according to claim 4 road integral type can be inserted the laryngeal mask of endoscope, it is characterized in that: also be provided with imbibition tract (14) in the described person in charge (1), the described person in charge's (1) terminal outer wall is provided with some and attracts groove (141) or/and several attract hole (142), and described attraction groove (141) is or/and attract hole (142) all to be communicated with described imbibition tract (14).
6. multi-cavity according to claim 5 road integral type can be inserted the laryngeal mask of endoscope, it is characterized in that: also be provided with decompression tract (15) in the described person in charge (1), be provided with some vents (151) on the tube wall of being responsible near described attraction groove (141) or attraction hole (142), described vent (151) all is communicated with described decompression tract (15).
7. multi-cavity according to claim 6 road integral type can be inserted the laryngeal mask of endoscope, it is characterized in that: also comprise charging and discharging gas joint (4), charge and discharge gas joint (4) and comprise connection tube (41), pilot balloon (42) and the check valve (43) of connecting successively, connecting line between described pilot balloon (42) and the check valve (43) is provided with vent valve, and described connection tube (41) is communicated with the described air cavity road (13) that charges and discharge.
8. multi-cavity according to claim 7 road integral type can be inserted the laryngeal mask of endoscope, it is characterized in that: also comprise attracting junction block (3), attract junction block (3) to be communicated with described imbibition tract (14), attract the tube wall of junction block (3) to be provided with suction adjustment hole (31), attract also to be connected with block head (32) on the junction block (3).
9. multi-cavity according to claim 8 road integral type can be inserted the laryngeal mask of endoscope, it is characterized in that: described attraction junction block (3) is structure as a whole with described connection tube (41).
10. multi-cavity according to claim 9 road integral type can be inserted the laryngeal mask of endoscope, it is characterized in that: described attraction junction block (3) is gone up and is connected with mouth of pipe bonnet (33) by flexible connecting member.
CN2013101288295A 2013-04-12 2013-04-12 Multiple-cavity integrated laryngeal mask capable of being inserted by endoscope CN103203058A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013101288295A CN103203058A (en) 2013-04-12 2013-04-12 Multiple-cavity integrated laryngeal mask capable of being inserted by endoscope

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CN2013101288295A CN103203058A (en) 2013-04-12 2013-04-12 Multiple-cavity integrated laryngeal mask capable of being inserted by endoscope
PCT/CN2013/075251 WO2014166136A1 (en) 2013-04-12 2013-05-07 Multi-lumen single-body laryngeal mask allowing endoscope insertion

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WO (1) WO2014166136A1 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104307078A (en) * 2014-10-20 2015-01-28 海盐康源医疗器械有限公司 Non-pneumatic laryngeal mask with imbibition function
CN105498061A (en) * 2016-01-25 2016-04-20 高宏 Laryngeal mask capable of sucking sputum
CN106178209A (en) * 2016-08-05 2016-12-07 罗强 A kind of laryngeal mask airway device with transmission of video function
CN106413787A (en) * 2014-02-10 2017-02-15 R·C·怀特 An airway management device and method of manufacture
WO2017080347A1 (en) * 2015-11-09 2017-05-18 汤立 Laryngeal mask with multiple pipe cavities
CN108697426A (en) * 2015-10-16 2018-10-23 迪亚诺西克公司 Medical inflatable utricule

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CN201263829Y (en) * 2008-08-25 2009-07-01 天津美迪斯医疗用品有限公司 Monotube multi-cavity type ProSeal laryngeal mask airway
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