CN207520428U - Laryngeal mask and assisted respirator - Google Patents

Laryngeal mask and assisted respirator Download PDF

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Publication number
CN207520428U
CN207520428U CN201720534744.0U CN201720534744U CN207520428U CN 207520428 U CN207520428 U CN 207520428U CN 201720534744 U CN201720534744 U CN 201720534744U CN 207520428 U CN207520428 U CN 207520428U
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CN
China
Prior art keywords
vent stack
laryngeal mask
utricule
patient
gas tube
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Active
Application number
CN201720534744.0U
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Chinese (zh)
Inventor
范飒
范孝春
姚松林
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Hangzhou Tappa Medical Technology Co Ltd
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Hangzhou Tappa Medical Technology Co Ltd
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Priority to CN201720534744.0U priority Critical patent/CN207520428U/en
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Publication of CN207520428U publication Critical patent/CN207520428U/en
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Abstract

The utility model provides a kind of laryngeal mask and assisted respirator, is related to the field of medical instrument technology.The laryngeal mask includes vent stack and utricule, and utricule includes connecting portion, opening portion and point successively, and one end of vent stack is fixedly arranged on connecting portion, and is connected with opening portion;Utricule is equipped with air bag, is arranged with gas tube in vent stack, gas tube is connected with air bag;The assisted respirator includes lung ventilator and above-mentioned laryngeal mask, and the snorkel of lung ventilator is connected with the vent stack of laryngeal mask.Gas tube is sheathed in vent stack; when the utricule of laryngeal mask is inserted into patient epiglottis portion; the tooth of patient can only sting vent stack tightly; gas tube will not be impacted; vent stack plays a protective role to gas tube, and reducing patient in therapeutic process influences unconscious bite of gas tube the use of laryngeal mask.

Description

Laryngeal mask and assisted respirator
Technical field
The utility model is related to the field of medical instrument technology more particularly to a kind of laryngeal masks and assisted respirator.
Background technology
Patient can not carry out autonomous respiration in general anesthesia or while being inflicted heavy losses on, and laryngeal mask is as a kind of in surgery anesthesia or critical For safeguarding the medical instrument of patient respiratory ventilation when patient rescues, it is medically able to extensive use.
Existing laryngeal mask mainly includes single-chamber laryngeal mask and two-chamber larynx cover, and single-chamber laryngeal mask and two-chamber larynx cover include ventilating Vent stack and air bag for being sealed to respiratory tract, further include for the gas tube to air bag inflation/deflation, wherein, single-chamber larynx Cover can help patient to establish artificial airway, but the air bag of single-chamber laryngeal mask can be caused to shift during patient's oral secretion increase, thus Respiratory tract and alimentary canal can not be effectively isolated, gaseous distention can be caused, even suction is concurrently backflowed and miss when serious;Two-chamber larynx cover is than single Chamber laryngeal mask sets a drainage tube more, and drainage tube can be inserted into stomach tube drainage gastric juice, prevents gaseous distention and gastric juice from backflowing and accidentally inhaling.
The gas tube of existing laryngeal mask is set with vent stack's pipeline relatively independent for two, since gas tube and ventilation are led Pipe needs the oral cavity by patient, and in use, patient may the unconscious use bitten gas tube and influence laryngeal mask.
Utility model content
The purpose of this utility model is to provide a kind of laryngeal mask and assisted respirators, in the prior art to solve When gas tube and vent stack are two relatively independent pipelines, patient unconscious may bite gas tube and influence laryngeal mask use The technical issues of.
Laryngeal mask provided by the utility model, including vent stack and utricule, the utricule includes successively along its length Connecting portion, opening portion and point, one end of the vent stack are fixedly arranged on the connecting portion, and are connected with the opening portion It is logical;The utricule is equipped with air bag, is arranged with gas tube in the vent stack, the gas tube is connected with the air bag.
Further, the utricule be equipped with mounting hole, the air bag be equipped with fixing pipe, the fixing pipe with it is described solid Determine hole to match, the gas tube is connected with the fixing pipe.
Further, one end of the vent stack is connect with the connecting portion of the utricule, and other end opening is installed with Connector, the connector are equipped with the interface connected with the vent stack, are additionally provided with for for the gas tube hermetically passing Inflate location hole.
Further, the inner wall of the connector is equipped with fixed lobe, is formed in the fixed lobe and is positioned with the inflation The fixation channel of hole connection.
Further, drainage tube is also arranged in the vent stack, one end of the drainage tube sequentially passes through the company Socket part, the opening portion are fixedly arranged on the end of the point;The connector, which is equipped with, to be used to supply the drainage tube hermetically passing Drainage location hole.
Further, the utricule is equipped with buckling groove, and the buckling groove matches with the drainage tube.
Further, venthole is offered on the connecting portion, the venthole is used to connect the vent stack and institute Opening portion is stated, the venthole is for two and respectively positioned at the both sides of the drainage tube.
Further, the vent stack is arranged with malacotic tooth pad, the soft bite-block and patient's Buccodental position outside It is corresponding.
Further, the vent stack includes straight line portion and bending part, the connecting portion of the bending part and the utricule Connection, ranging from 90 °~110 ° of the bending angle of the bending part.
The utility model laryngeal mask has the beneficial effect that:
Laryngeal mask provided by the utility model, including vent stack and utricule, vent stack connects with the opening portion of utricule, capsule The external air bag being equipped with for being sealed to patient epiglottis and glottis, when not in use, air bag is in shrivelled state to laryngeal mask.Work as trouble Person needs to be inserted into laryngeal mask when carrying out assisted respiartion to it, utricule is stretched into the epiglottis portion of patient by patient oral cavity, position is fixed Afterwards, it is inflated by gas tube into air bag, air bag, which is heaved, is sealed the epiglottis of patient and glottis, by into vent stack Inflation and pumping, realize the assisted respiartion to patient.Wherein, gas tube is sheathed in vent stack, when the utricule of laryngeal mask is inserted into During patient epiglottis portion, outer wall and the patient oral cavity of vent stack are in direct contact, and over the course for the treatment of, tooth can only be to ventilation by patient Supervisor stings tightly, and gas tube will not be impacted, and vent stack plays a protective role to gas tube, reduces patient in therapeutic process The use of laryngeal mask is influenced on unconscious bite of gas tube.
In addition, gas tube is located in vent stack, laryngeal mask into and out patient epiglottis portion when, only vent stack It is in direct contact in outer wall and patient oral cavity, the use of gas tube does not influence patient comfort, and laryngeal mask is used and is inserted into, takes out During going out, only the outer wall of vent stack squeezes stimulation, the outer wall of the single pipeline of vent stack to the oral cavity of patient and throat Roundness degree is easily guaranteed that, so as to reduce vent stack and when gas tube is separately provided, the outer wall roundness degree of two pipelines is poor, right Patient oral cavity and throat squeeze the situation relatively strong, stimulation is larger, and then enhance the comfort level of patient.In addition, gas tube be placed in it is logical In gas supervisor, the position of gas tube is fixed, and gas tube is unaffected during laryngeal mask use, and healthcare givers is not needed to again to inflation Pipe carries out the work such as arranging, so as to enhance the practicability of laryngeal mask and property simple to operation.
Another of the utility model is designed to provide a kind of assisted respirator, including lung ventilator and above-mentioned laryngeal mask, The snorkel of the lung ventilator is connected with the vent stack of the laryngeal mask, and all technologies which has above-mentioned laryngeal mask are imitated Fruit.
The utility model assisted respirator has the beneficial effect that:
Assisted respirator provided by the utility model, when patient is in, narcosis or the condition of the injury, the state of an illness is critical and needs When assisted respirator carries out assisted respiartion to it, laryngeal mask is inserted into the epiglottis portion of patient, gas, air bag are filled with into gas tube It heaves therewith and the epiglottis of patient and glottis is sealed, after laryngeal mask position is fixed, open lung ventilator, lung ventilator passes through snorkel And be inflated, be evacuated to patient's body by the vent stack of laryngeal mask, auxiliary patient is breathed.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution of the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness Under the premise of labour, other attached drawings are can also be obtained according to these attached drawings.
Fig. 1 is the structure diagram of laryngeal mask that the utility model embodiment one provides;
Fig. 2 is the configuration schematic diagram of laryngeal mask that the utility model embodiment one provides;
Fig. 3 is the attachment structure schematic diagram of utricule and drainage tube in Fig. 1;
Fig. 4 is another viewing angle constructions schematic diagram that utricule is connect with drainage tube in Fig. 1;
Fig. 5 is the structure diagram of Fig. 1 center taps;
Fig. 6 is the schematic cross-sectional view of Fig. 5 center taps A-A.
Icon:1- vent stacks;2- utricules;3- air bags;4- gas tubes;5- connectors;6- drainage tubes;7- is soft Bite-block;11- straight line portions;12- bending parts;21- connecting portions;22- opening portions;23- points;24- mounting holes;25- cards Access slot;211- ventholes;31- fixing pipes;51- interfaces;52- inflates location hole;53- fixed lobes;54- drainage positioning Hole.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality Novel protected range.
In the description of the present invention, it should be noted that term " " center ", " on ", " under ", it is "left", "right", " perpendicular Directly ", the orientation of the instructions such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only The utility model must have specific with the device or element for simplifying description rather than instruction or hint meaning for ease of description Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally Connection;Can be mechanical connection or electrical connection;It can be directly connected, can also be indirectly connected by intermediary, It can be the connection inside two elements.For the ordinary skill in the art, can above-mentioned art be understood with concrete condition Concrete meaning of the language in the utility model.
Embodiment one
The present embodiment provides a kind of laryngeal masks, and as shown in Figure 1-Figure 3, including vent stack 1 and utricule 2, utricule 2 is grown along it It spends direction and includes connecting portion 21, opening portion 22 and point 23 successively, one end of vent stack 1 is fixedly arranged on connecting portion 21, and It is connected with opening portion 22;Utricule 2 is equipped with air bag 3, is arranged with gas tube 4 in vent stack 1, gas tube 4 is connected with air bag 3.
Laryngeal mask provided in this embodiment, including vent stack 1 and utricule 2, vent stack 1 and the opening portion 22 of utricule 2 connect Logical, utricule 2 is externally provided with the air bag 3 for being sealed to patient epiglottis and glottis, and when not in use, air bag 3 is in shrivelled to laryngeal mask State.When patient needs insertion laryngeal mask to carry out assisted respiartion to it, utricule 2 is stretched into the epiglottis of patient by patient oral cavity Portion after position is fixed, is inflated by gas tube 4 into air bag 3, and air bag 3, which is heaved, is sealed the epiglottis of patient and glottis, is led to It crosses and inflates and be evacuated into vent stack 1, realize the assisted respiartion to patient.Wherein, gas tube 4 is sheathed in vent stack 1, When the utricule 2 of laryngeal mask is inserted into patient epiglottis portion, outer wall and the patient oral cavity of vent stack 1 are in direct contact, and patient was treating Cheng Zhong, tooth can only sting vent stack 1 tightly, gas tube 4 will not be impacted, vent stack 1 plays protection to gas tube 4 Effect, reducing patient in therapeutic process influences unconscious bite of gas tube 4 use of laryngeal mask.
In addition, gas tube 4 is located in vent stack 1, laryngeal mask into and out patient epiglottis portion when, only vent stack Be in direct contact in 1 outer wall and patient oral cavity, the use of gas tube 4 does not influence patient comfort, laryngeal mask using and It is inserted into, in extraction process, only the outer wall of vent stack 1 squeezes stimulation, 1 single pipe of vent stack to the oral cavity of patient and throat The outer wall roundness degree in road is easily guaranteed that, so as to reduce vent stack 1 and when gas tube 4 is separately provided, the outer wall circle of two pipelines Humidity is poor, squeezes patient oral cavity and throat the situation relatively strong, stimulation is larger, and then enhance the comfort level of patient.In addition, it fills Tracheae 4 is placed in vent stack 1, and the position of gas tube 4 is fixed, and gas tube 4 is unaffected during laryngeal mask use, healthcare givers It does not need to gas tube 4 be carried out the work such as arranging again, so as to enhance the practicability of laryngeal mask and property simple to operation.
In the present embodiment, as shown in figs 2-4, mounting hole 24 can be equipped on utricule 2, air bag 3 is equipped with fixing pipe 31, fixing pipe 31 matches with mounting hole 24, and gas tube 4 is connected with fixing pipe 31.Fixing pipe 31 and air bag first on air bag 3 3 inside connect, and protrude air bag 3 main body, fixing pipe 31 is inserted into the mounting hole 24 on utricule 2, one end of gas tube 4 with The open at one end connection of fixing pipe 31, so as to be connected with the inside of air bag 3, by gas tube 4 can into air bag 3 inflation/deflation, In, mounting hole 24 is positioned and is fixed to air bag 3.Specifically, mounting hole 24 can be a smaller hole of depth, it can also A channel longer for depth, the end of the fixing pipe 31 of air bag 3 can be located at the inside of mounting hole 24, can also protrude solid Determine the outside in hole 24.
In the present embodiment, as shown in Figure 1, Figure 2, shown in Fig. 5 and Fig. 6, one end of vent stack 1 connects with the connecting portion 21 of utricule 2 It connects, other end opening is installed with connector 5, and connector 5 is equipped with the interface 51 connected with vent stack 1, is additionally provided with for for filling The inflation location hole 52 of 4 hermetically passing of tracheae.Gas tube 4 is sheathed in vent stack 1, and from the inflation location hole on connector 5 It is pierced by 52, " hermetically passing " here refers to that gas tube 4 passes through inflation location hole 52, and outer wall and the inflation of gas tube 4 position It is sealed set between the inner wall in hole 52.Gas in vent stack 1 can only be into or out from the interface 51 of connector 5, connector 5 Setting so that for two independent chambers between gas tube 4 and vent stack 1, will not interfere with each other.Specifically, on connector 5 Interface 51 is the standard interface that can be matched with the snorkel of lung ventilator.
In the present embodiment, as shown in fig. 6, the inner wall of connector 5 is equipped with fixed lobe 53, is formed and inflated in fixed lobe 53 The fixation channel that location hole 52 connects.The fixation that the gas tube 4 being sheathed in vent stack 1 passes through fixed lobe 53 to be formed is led to Road is pierced by from inflation location hole 52, and limit is fixed to gas tube 4 in the fixation channel that fixed lobe 53 is formed in connector 5 Position so as to reduce or even avoid gas tube 4 to be slided in inflation location hole 52, and leads to gas tube 4 in 1 inner bending of vent stack With the generation of 3 disconnection of air bag, to ensure the connection between gas tube 4 and air bag 3 and inflation/deflation.Specifically, in order to ensure Leakproofness between gas tube 4 and fixed lobe 53 can install sealing ring, in this way between gas tube 4 and fixed lobe 53 Setting can also enhance fixed lobe 53 and the extruding of gas tube 4 is fixed;Gas tube 4 can also be cemented by adhesives such as glue In fixed channel, to ensure the fix tightly solidity of gas tube 4.
In the present embodiment, as Figure 1-Figure 4, be also arranged with drainage tube 6 in vent stack 1, one end of drainage tube 6 according to It is secondary to pass through connecting portion 21, opening portion 22, it is fixedly arranged on the end of point 23;Connector 5, which is equipped with, to be used for for 6 hermetically passing of drainage tube Drainage location hole 54.6 one end of drainage tube enters from the drainage location hole 54 on connector 5, across the pipe of vent stack 1 in and Utricule 2 is fixedly arranged on the end of 2 point 23 of utricule, and " hermetically passing " here refers to that drainage tube 6 passes through drainage location hole 54, It is sealed set between the outer wall of drainage tube 6 and the inner wall for draining location hole 54.During laryngeal mask use, air bag 3 is by patient's Tracheae and esophagus sealing separates, 6 lower ending opening of drainage tube is connected with the esophagus of patient, when in patient's esophagus or throat have phlegm or its During his substance, even phlegm can be avoided to reduce by the way that patient's body is sucked out in the interior insertion sputum aspirator tube of drainage tube 6 or stomach tube Substances are waited to the blocking of patient respiratory and the harmful effect used laryngeal mask;In addition, when patient's stomach gastric juice accumulates, also may be used It is external to extract patient out by being inserted into stomach tube in drainage tube 6 by gastric juice, so as to reduce 3 leakproofness of air bag it is poor when, patient's gastric juice The occurrence of backflowing into tracheal strips.
Drainage tube 6 is sheathed on the inside of vent stack 1, can also reduce the stimulation to patient's throat when laryngeal mask uses, together When vent stack 1 can also play a protective role to drainage tube 6, reduce patient teeth's biting to drainage tube 6.Specifically, it is Enhancing connector 5 limits the fixed of drainage tube 6, can also set the fixation for drainage tube 6 being fixed limiting on connector 5 Protrusion 53, in order to ensure the leakproofness between fixed lobe 53 and drainage tube 6, can also fixed lobe 53 and drainage tube 6 it Between sealing ring be set or be directly sticked to drainage tube 6 on the inner wall of fixed lobe 53 by viscose glue etc., to improve between the two Leakproofness.
In the present embodiment, as shown in figure 3, buckling groove 25, buckling groove 25 and 6 phase of drainage tube can also be equipped on utricule 2 Matching.Drainage tube 6 sequentially passes through connecting portion 21, opening portion 22 and the point 23 of utricule 2, and is fixedly arranged on the end of its point 23 Portion, one end that drainage tube 6 is fixedly arranged on point 23 also extend through air bag 3, therefore, the setting of drainage tube 6, ventilation, gas to utricule 2 The sealing of capsule 3 has an impact, and is equipped with buckling groove 25 in the position that 2 inner drainage tube 6 of utricule passes through, drainage tube 6 is caught in buckling groove 25 Interior, the position of drainage tube 6 is fixed from moving, so that it is guaranteed that the drainage of drainage tube 6 and reduction drainage tube 6 Shifting influences the ventilation of utricule 2 and the sealing function of air bag 3.Specifically, to seamlessly transit in drainage tube 6, without sharp Bending, as needed in 6 interpolation stomach tube of drainage tube or sputum aspirator tube, stomach tube or sputum aspirator tube are not easy by drainage tube healthcare givers 6 bending place blocking, can swimmingly be inserted into;In addition, stomach tube or suction sputum tube shape are consistent also to seamlessly transit with drainage tube 6, Gastric juice or phlegm can be effectively reduced to accumulate at stomach tube or sputum aspirator tube inner bending, to blocking caused by drainage tube 6, to reduce to dividing The resistance that secretion attracts, it is ensured that the drainage of drainage tube 6.
In the present embodiment, as shown in Figure 3 and Figure 4, venthole 211 can be offered on connecting portion 21, venthole 211 is used In connection vent stack 1 and opening portion 22, venthole 211 is for two and respectively positioned at the both sides of drainage tube 6.Vent stack 1 is logical Two ventholes 211 crossed on 2 connecting portion 21 of utricule connect, and then connected with the tracheae of patient with the opening portion 22 of utricule 2, doctor Life can carry out assisted respiartion by vent stack 1 to the tracheae of patient, and two ventholes 211, a side are set on connecting portion 21 Face can increase the effective area of the ventilation of vent stack 1, it is ensured that the assisted respiartion to patient;On the other hand, when in patient airway When having secretion, two ventholes 211 are provided separately, and respectively positioned at the both sides of drainage tube 6, secretion is simultaneously to two ventholes The 211 probability very littles blocked, when a venthole 211 is blocked, another venthole 211 can also ensure laryngeal mask to patient Ventilation, so that it is guaranteed that patient life maintain.
In the present embodiment, as depicted in figs. 1 and 2, vent stack 1 is arranged with malacotic tooth pad 7, soft bite-block 7 and patient outside Buccodental position is corresponding.In use, vent stack 1 is inserted into patient throat by the oral cavity of patient, laryngeal mask used laryngeal mask Cheng Zhong, the tooth of patient is unconscious to vent stack 1 to be stung tightly, and soft bite-block 7 is set on vent stack 1, and laryngeal mask uses process In, the tooth of patient stings tight soft bite-block 7, can not only enhance the comfort level of patient, soft bite-block 7 can also be to vent stack 1 plays a protective role, and reduces or even avoids the occurrence of that patient stings vent stack 1 and splits.In addition, the tooth of patient with it is soft Bite-block 7 is closely stung tightly, can also play the role of certain position restriction to vent stack 1, so that it is guaranteed that the position of vent stack 1 It puts, and then ensures air bag 3 in the position in patient epiglottis portion, it is ensured that the sealing function of air bag 3 enhances the usability of laryngeal mask.
In the present embodiment, as shown in Fig. 2, vent stack 1 can include straight line portion 11 and bending part 12, bending part 12 and capsule The connecting portion 21 of body 2 connects, and the bending angle of bending part 12 is 90 °~110 °.Bending part 12 and straight line portion 11 on vent stack 1 Setting, it is consistent with the path of human body throat, not only facilitate the insertion of vent stack 1, utricule 2 and patient can also be enhanced The matching sealing of bottleneck throat.
Further, it is also possible to according to human body epiglottis and the structure of glottis, the corresponding structure for setting air bag 3 makes 3 aeration drum of air bag There is certain radian, the contact position of the radian and patient match, on the one hand, air bag 3 and patient epiglottis portion phase after rising Match, it can be ensured that air bag 3 and the sealing of patient's throat coordinate;On the other hand, air bag 3 will not to patient's body position generate compared with It is big to squeeze, enhance the comfort level of patient.
Embodiment two
The present embodiment provides a kind of assisted respirator, including the laryngeal mask described in lung ventilator and embodiment one, lung ventilator Snorkel is connected with the vent stack 1 of laryngeal mask.
Assisted respirator provided in this embodiment, when patient is in, narcosis or the condition of the injury, the state of an illness is critical and needs auxiliary When helping the breathing equipment to carry out assisted respiartion to it, laryngeal mask is inserted into the epiglottis portion of patient, gas, air bag 3 are filled with into gas tube 4 It heaves therewith and the epiglottis of patient and glottis is sealed, after laryngeal mask position is fixed, open lung ventilator, lung ventilator passes through snorkel And be inflated, be evacuated to patient's body by the vent stack 1 of laryngeal mask, auxiliary patient is breathed.
Finally it should be noted that:The above various embodiments is only to illustrate the technical solution of the utility model rather than it is limited System;Although the utility model is described in detail with reference to foregoing embodiments, those of ordinary skill in the art should Understand:It can still modify to the technical solution recorded in foregoing embodiments either to which part or whole Technical characteristic carries out equivalent replacement;And these modifications or replacement, this practicality that it does not separate the essence of the corresponding technical solution are new The range of each embodiment technical solution of type.

Claims (10)

1. a kind of laryngeal mask, which is characterized in that including vent stack (1) and utricule (2), the utricule (2) along its length according to It is secondary including connecting portion (21), opening portion (22) and point (23), one end of the vent stack (1) is fixedly arranged on the connecting portion (21) it on, and is connected with the opening portion (22);The utricule (2) is equipped with air bag (3), is arranged in the vent stack (1) There is gas tube (4), the gas tube (4) connects with the air bag (3).
2. laryngeal mask according to claim 1, which is characterized in that the utricule (2) is equipped with mounting hole (24), the air bag (3) be equipped with fixing pipe (31), the fixing pipe (31) matches with the mounting hole (24), the gas tube (4) with it is described Fixing pipe (31) connects.
3. laryngeal mask according to claim 1 or 2, which is characterized in that one end of the vent stack (1) and the utricule (2) connecting portion (21) connection, other end opening are installed with connector (5), and the connector (5) is equipped with and the vent stack (1) interface (51) of connection is additionally provided with for the inflation location hole (52) for the gas tube (4) hermetically passing.
4. laryngeal mask according to claim 3, which is characterized in that the inner wall of the connector (5) is equipped with fixed lobe (53), institute State the fixation channel for being formed in fixed lobe (53) and being connected with the inflation location hole (52).
5. laryngeal mask according to claim 4, which is characterized in that drainage tube (6) is also arranged in the vent stack (1), One end of the drainage tube (6) sequentially passes through the connecting portion (21), the opening portion (22), is fixedly arranged on the point (23) End;The connector (5) is equipped with the drainage location hole (54) being used for for the drainage tube (6) hermetically passing.
6. laryngeal mask according to claim 5, which is characterized in that the utricule (2) is equipped with buckling groove (25), the clamping Slot (25) matches with the drainage tube (6).
7. laryngeal mask according to claim 5, which is characterized in that offer venthole (211), institute on the connecting portion (21) Venthole (211) is stated for connecting the vent stack (1) and the opening portion (22), the venthole (211) for two and It is located at the both sides of the drainage tube (6) respectively.
8. laryngeal mask according to claim 1, which is characterized in that malacotic tooth pad (7) is arranged with outside the vent stack (1), The soft bite-block (7) is corresponding with patient's Buccodental position.
9. laryngeal mask according to claim 1, which is characterized in that the vent stack (1) includes straight line portion (11) and bending Portion (12), the bending part (12) connect with the connecting portion (21) of the utricule (2), the bending angle model of the bending part (12) Enclose is 90 °~110 °.
10. a kind of assisted respirator, which is characterized in that including the larynx described in any one of lung ventilator and claim 1-9 Cover, the snorkel of the lung ventilator are connected with the vent stack (1) of the laryngeal mask.
CN201720534744.0U 2017-05-12 2017-05-12 Laryngeal mask and assisted respirator Active CN207520428U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN201720534744.0U CN207520428U (en) 2017-05-12 2017-05-12 Laryngeal mask and assisted respirator

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Publication Number Publication Date
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110755160A (en) * 2018-07-27 2020-02-07 优必克股份有限公司 Protective sleeve of medical instrument and mounting method thereof, laryngeal mask and assembling method thereof
CN112089939A (en) * 2020-09-23 2020-12-18 河南亚太医疗用品有限公司 Orolabial anastomosis type oropharynx air duct and use method thereof
CN112790728A (en) * 2021-02-09 2021-05-14 烟台毓璜顶医院 Device suitable for hard bronchoscope implantation and breathing management
CN113164700A (en) * 2018-06-26 2021-07-23 泰利福生命科学私人有限公司 Connector with a locking member
CN113413522A (en) * 2021-06-23 2021-09-21 济宁市第一人民医院 High-frequency jet ventilation and constant-frequency ventilation double-path oxygen supply double-path suction type laryngeal mask
CN116585580A (en) * 2023-07-18 2023-08-15 北京大学第三医院(北京大学第三临床医学院) Device and method for automatically adjusting laryngeal mask position

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113164700A (en) * 2018-06-26 2021-07-23 泰利福生命科学私人有限公司 Connector with a locking member
CN110755160A (en) * 2018-07-27 2020-02-07 优必克股份有限公司 Protective sleeve of medical instrument and mounting method thereof, laryngeal mask and assembling method thereof
CN112089939A (en) * 2020-09-23 2020-12-18 河南亚太医疗用品有限公司 Orolabial anastomosis type oropharynx air duct and use method thereof
CN112790728A (en) * 2021-02-09 2021-05-14 烟台毓璜顶医院 Device suitable for hard bronchoscope implantation and breathing management
CN112790728B (en) * 2021-02-09 2022-11-29 烟台毓璜顶医院 Device suitable for hard bronchoscope implantation and breathing management
CN113413522A (en) * 2021-06-23 2021-09-21 济宁市第一人民医院 High-frequency jet ventilation and constant-frequency ventilation double-path oxygen supply double-path suction type laryngeal mask
CN116585580A (en) * 2023-07-18 2023-08-15 北京大学第三医院(北京大学第三临床医学院) Device and method for automatically adjusting laryngeal mask position
CN116585580B (en) * 2023-07-18 2023-11-28 北京大学第三医院(北京大学第三临床医学院) Device and method for automatically adjusting laryngeal mask position

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