CN205091958U - Clear gasbag teaching mode - Google Patents
Clear gasbag teaching mode Download PDFInfo
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- CN205091958U CN205091958U CN201520794269.1U CN201520794269U CN205091958U CN 205091958 U CN205091958 U CN 205091958U CN 201520794269 U CN201520794269 U CN 201520794269U CN 205091958 U CN205091958 U CN 205091958U
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- air bag
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- oropharynx
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Abstract
The utility model relates to a clear gasbag teaching mode, this model include a lung simulation portion, and the portion is planned to the pipe die at a stretch, an oropharynx simulation portion, and one takes a trachea cannula and a filter that attracts under the glottis, oropharynx simulation portion, trachea simulation portion, filter and lung simulation portion connect gradually and constitute the simulation respiratory track, trachea cannula attracts the pipe including leading trachea, gasbag, the gasbag gas tube harmony student, and leading air tube outlet end passes oropharynx simulation portion and inserts and establish in trachea simulation portion to extend to and be close the filter, the gasbag sets up on the leading trachea outer wall that is close to leading air tube outlet end, and aerifys the inflation back and block trachea simulation portion, the gasbag gas tube is linked together with the gasbag for inflate and exit for the gasbag, outside glottis downdraught skirt exit end was located trachea simulation portion, the exit end was located trachea simulation portion just no longer than the gasbag, glottis downdraught skirt be used for to in the trachea simulation portion, the gasbag top pours into the retentate model fluid into, the filter is used for preventing that the model fluid from directly flowing in lung simulation portion and causing the pollution.
Description
Technical field
The utility model relates to a kind of medical educational utensil, particularly relates to the clear air bag teaching mode that one can be used for simulating " method that the impact air-flow adopting bag respirator assisted ventilation to produce removes retentate above air bag ".
Background technology
The critical patient of acute and chronic respiratory failure often needs to carry out trachea cannula to set up artificial airway, keeps airway patency.After trachea cannula, swallowing of patient is limited, causes the secretion in oral cavity and GER thing to flow into lower respiratory tract by glottis, pollutes, and can stop that above air bag, retentate flows into lower respiratory tract after the airbag aeration of artificial airway; Because air bag can slowly leak gas, retentate finally can flow into lower respiratory tract and cause VAP (VentilatorAssociatedPneumonia, Ventilator Associated Pneumonia).
In order to solve the problem, clinically, applicants have invented a kind of without the need to special artificial airway, but adopt bag respirator assisted ventilation, thus produce the method that impact air-flow removes retentate above air bag.The party's ratio juris is: when air bag is inflated completely, and the ventilation of patient can only be completed by conduit.If exitted completely by air bag, the air-flow of patient expiration except breathing out in conduit, and can also breathe out from surrounding catheter, the retentate now accumulated in above air bag can be gone out by the air-flow of breathing out in oral cavity; But due to these secretion comparatively thickness, the expiratory gas flow of cheyne-stokes respiration is not enough to all secretion to go out completely, merocrine secretion thing may cause patient to choke coughing even infecting downstream to air flue; Therefore, while patient expiration starts, give one larger secondary air by conduit, two strands of air-flows rush common one outside interflow of formation mutually, increase exhaled air flow flow, thus rush retentate above air bag in oral cavity completely.Now in oral cavity, secretion is exhausted with sputum aspirator tube, thus prevent retentate inflow lower respiratory tract from causing VAP.
At present, also not used for the relevant teaching mode of professor's this kind of method, clinical worker cannot accept training and carry out relevant exercise, cause the unskilled technique of clinical worker, due to misoperation, retentate can be made on the contrary to flow into lower respiratory tract, increase the risk that VAP occurs.Therefore, need now corresponding teaching mode badly and carry out clinic, operate with specification technique.
Summary of the invention
For the problems referred to above, the purpose of this utility model is to provide a kind of special clear air bag teaching mode, and this model comprises simulation oropharynx, simulation air flue containing trachea cannula and lung, and the simulation retentate above aerocyst of artificial airway; Clinical worker uses and adopts bag respirator assisted ventilation, thus produce the method that impact air-flow removes retentate above air bag, the retentate of air flue being impacted simulation oropharynx place, checking clinical worker to the skill level of this operative skill by measuring the retentate amount cleared out.If misoperation, retentate may flow into simulated lung, therefore simulating air flue and being connected a filtrator between simulated lung, pollutes in case retentate flows directly into simulated lung.Filtrator is disposable, if filtrator variable color, changes, and also points out clinical worker greenly to grasp technique, needs to strengthen exercise.By using the utility model, clinical worker being familiar with and grasping the method that the impact air-flow adopting bag respirator assisted ventilation to produce removes Subglottic secretion, giving the air flue protection of patient's more specification, reduce the risk of VAP generation.
For achieving the above object, the utility model takes following technical scheme: a kind of clear air bag teaching mode, and it is characterized in that, this model comprises a lung simulation part, a tracheae simulation part, an oropharynx simulation part, the trachea cannula attracted under a band glottis and a filtrator; Described oropharynx simulation part, tracheae simulation part, filtrator and lung simulation part connect to form simulated respiration road successively; Described trachea cannula comprises suction tube under main gas tube, air bag, airbag inflation pipe and glottis, and described main gas tube endpiece is plugged in described tracheae simulation part through after described oropharynx simulation part, and extends to close to described filtrator always; Described air bag is arranged on the described main gas tube outer wall of described main gas tube endpiece, and blocks described tracheae simulation part after inflation; Described airbag inflation pipe and described airbags lead to, for giving described airbag aeration and venting; Under described glottis, the entrance point of suction tube is positioned at outside described tracheae simulation part, but endpiece is positioned at described tracheae simulation part and is no more than described air bag; Under described glottis, suction tube is used in described tracheae simulation part, inject retentate model fluid above described air bag, and described filtrator pollutes in order to prevent described model fluid from flowing directly into described lung simulation part.
Described lung simulation part is sealing bag, and described tracheae simulation part is plastic long tube, and described oropharynx simulation part collects reservoir vessel, and described plastic long tube one end is connected with described sealing bag by described filtrator, and the other end is connected with described collection reservoir vessel.
Also comprise a retentate gathering-device, described retentate gathering-device is a drainage tube, a draining hole is also provided with bottom described oropharynx simulation part, described drainage tube is connected with described oropharynx simulation part by described draining hole, and described drainage tube is for collecting the described model fluid be rushed out in described oropharynx simulation part; Described drainage wall is provided with scale, the volume of the described model fluid that energy metering drainage goes out; Described draft tube bottom is provided with the small cap that can open, and turning on described small cap can discharge the described model fluid in described drainage tube.
Described filtrator is disposable, and it has water absorptivity and variable color after running into described model fluid, and the filtrator more renewed after described filtrator variable color.
Described model fluid is the methylene blue solution of dilution.
Described clear air bag teaching mode also comprises model head and support, and described model head is used for fixing described simulated respiration road, and described support is for supporting described model head.
The utility model is owing to taking above technical scheme; it has the following advantages: 1, clear air bag teaching mode of the present utility model; structure is simple; easy to operate; clinical worker can be trained to be familiar with and to grasp the method that the impact air-flow adopting bag respirator assisted ventilation to produce removes Subglottic secretion; give patient more specification air flue protection, reduce VAP occur risk.2, filtrator replaceable of the present utility model, medical worker's misoperation of undergoing training causes the continuation not affecting this clear air bag teaching mode during filtrator variable color to use, reasonable in design, practical.3, the device of the utility model additional collection retentate, can carry out clearing amount statistics.
Accompanying drawing explanation
Fig. 1 is the structural representation of clear air bag teaching mode of the present utility model;
Fig. 2 is the structure for amplifying schematic diagram in A portion in Fig. 1.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in detail.
Embodiment 1: the structure of clear air bag teaching mode
Fig. 1 illustrates the clear air bag teaching mode provided according to the utility model embodiment 1, it comprises a sealing bag 1 for simulated patient lung, a plastic long tube 2 for simulated patient tracheae, and a collection reservoir vessel 3 for simulated patient oral cavity and throat.Wherein, sealing bag 1 is storage oxygen bag, has gas storage effect.Plastic long tube 2 one end is connected with sealing bag 1 by a filtrator 5, and the other end is then connected with collection reservoir vessel 3, collects reservoir vessel 3, plastic long tube 2 and sealing bag 1 and together constitutes complete simulated respiration road.
The trachea cannula 4 that the clear air bag teaching mode that the utility model embodiment 1 provides attracts under also comprising a band glottis, this trachea cannula 4 comprises suction tube 44 under main gas tube 41, air bag 42, airbag inflation pipe 43 and glottis, the endpiece of main gas tube 41 is plugged in plastic long tube 2 through collecting reservoir vessel 3 filtrator 5 also always extended to bottom close to plastic long tube 2, and the contact site sealing of main gas tube 41 and collection reservoir vessel 3.Air bag 42 is arranged on main gas tube 41 outer wall of main gas tube 41 endpiece, and air bag 42 gas injection can block plastic long tube 2 with anti-gas-leak after expanding.Airbag inflation pipe 43 is connected with air bag 42, inflates for giving air bag 42 and exits.Under glottis, the entrance point of suction tube 44 is positioned at outside plastic long tube 2, and its endpiece is positioned at plastic long tube 2 and is no more than air bag 42, for injecting retentate model fluid in plastic long tube 2, above air bag 42.Filtrator 5 has very strong water absorptivity, can prevent model fluid from entering in sealing bag 1 and pollute.
In a preferred embodiment, above-mentioned trachea cannula 4 can select 7.5# specification.
In a preferred embodiment, above-mentioned model fluid can select the methylene blue solution diluted, and its composition can add the methylene blue of 1ml for the physiological saline of every 9ml.
In a preferred embodiment, this clear air bag teaching mode can also comprise the model head 7 and support 8 that adopt transparent plastic to make, model head 7 is for the fixing simulated respiration road be made up of collection reservoir vessel 3, plastic long tube 2 and sealing bag 1, and support 8 is for bolster model head 7.
Embodiment 2: the use of filtrator
The filtrator 5 of the present embodiment can use disconnectable disposable filter, and filtrator 5 can variable color after running into model fluid.Grasp when clinical worker greenly and adopt bag respirator assisted ventilation, thus when producing the method for retentate above impact air-flow removing air bag, due to misoperation, retentate may be caused to flow through air bag 42 and flow to filtrator 5, thus make filtrator 5 variable color, clinical worker greenly can be pointed out like this to grasp technique, need to strengthen exercise.When then not continuing to use after filtrator 5 variable color again, now only need directly filtrator 5 to be changed, the impact air-flow that can next time adopt bag respirator assisted ventilation to produce removes the method training of Subglottic secretion, and the repetitive cycling not affecting clear air bag teaching mode uses.
Embodiment 3: retentate gathering-device
As shown in Figure 2, the clear air bag teaching mode that the present embodiment provides can also comprise a retentate gathering-device be connected with collection reservoir vessel 3, this retentate gathering-device can be a drainage tube 6, and collect bottom reservoir vessel 3 and be also provided with a draining hole 31, this drainage tube 6 is connected with collection reservoir vessel 3 by draining hole 31, and drainage tube 6 is successfully impacted for collecting the model fluid entering and collect in reservoir vessel 3.Meanwhile, drainage tube 6 wall being provided with scale, the model fluid volume drained can be measured, clinical worker can be checked the skill level of this clear balloon manipulation technical ability by measuring the retentate amount cleared out.Also be provided with openable small cap 61 bottom drainage tube 6, turning on small cap 61 can discharge the model fluid in drainage tube 6, does not affect the carrying out that the impact air-flow next time adopting bag respirator assisted ventilation to produce removes the method training of Subglottic secretion.
Embodiment 4: use the clear air bag teaching mode of embodiment 1 ~ 3 to carry out teaching demonstration
The clear air bag teaching mode of the utility model adopts bag respirator assisting patients ventilation for training clinical worker to be familiar with and grasping; the impact air-flow produced is utilized to remove the method for retentate above air bag; with give patient more specification air flue protection, reduce VAP occur risk.The using method of clear air bag teaching mode comprises the following steps:
1) sealing bag 1, filtrator 5, plastic long tube 2 are connected successively with collection reservoir vessel 3, form complete simulated respiration road, namely trachea cannula 4 is collected reservoir vessel 3 open top by Mouthsimulator throat and is inserted in simulation respiratory tract, main gas tube 41 endpiece is close to the filtrator 5 bottom plastic long tube 2, by airbag inflation pipe 43, air bag 42 is inflated, thus simulate trachea cannula 4 and insert situation in patients with respiratory tract.
2) inject model fluid by suction tube under glottis 44 in plastic long tube 2, above air bag 42, with simulated respiration road endocrine, because air bag 42 is inflated, now model fluid is trapped in above air bag 42 and forms retentate.
3) medical worker ventilates with bag respirator secondary analog respiratory tract, and exhale at air-breathing end and just firmly extrude the impact air-flow that bag respirator produces high flow rate, by airbag inflation pipe 43, air bag 42 is exitted simultaneously, supplying gas, air bag 42 is inflated by end; Now, the model fluid above air bag 42 is impacted in collection reservoir vessel 3 by impact air-flow, owing to collecting the contact site sealing of reservoir vessel 3 and main gas tube 41, therefore can prevent model fluid from spilling from collection reservoir vessel 3.
4) if method of operating is correct, the simulated solution cognition be trapped in above air bag 42 is successfully impacted to enter collects in reservoir vessel 3, and flow in drainage tube 6 by conduction hole, the model fluid volume drained can being measured by the scale on drainage tube 6, checking clinical worker to the skill level of this operative skill by measuring the retentate amount cleared out; Now, discharge the model fluid in drainage tube 6, continue next step.If method of operating is incorrect, model fluid can be caused not impacted and to collect in reservoir vessel 3, evening inflated by air bag 42, simulated solution cognition flows in the filtrator 5 of main gas tube 41 endpiece, make filtrator 5 variable color, prompting clinical worker greenly grasps technique, needs to strengthen exercise; Now, change the filtrator 5 of variable color, discharge the model fluid in drainage tube 6, continue next step.
5) step 2 is repeated) to step 4), the impact air-flow next time adopting bag respirator assisted ventilation to produce removes the method training of Subglottic secretion; Until clinical worker is familiar with and is grasped this operation, thus give the air flue protection of patient's more specification, effectively reduce the risk that VAP occurs.
The various embodiments described above are only for illustration of the utility model; wherein the structure, connected mode etc. of each parts all can change to some extent; every equivalents of carrying out on the basis of technical solutions of the utility model and improvement, all should not get rid of outside protection domain of the present utility model.
Claims (9)
1. a clear air bag teaching mode, is characterized in that, this model comprises a lung simulation part, a tracheae simulation part, an oropharynx simulation part, the trachea cannula attracted under a band glottis and a filtrator; Described oropharynx simulation part, tracheae simulation part, filtrator and lung simulation part connect to form simulated respiration road successively;
Described trachea cannula comprises suction tube under main gas tube, air bag, airbag inflation pipe and glottis, and described main gas tube endpiece is plugged in described tracheae simulation part through after described oropharynx simulation part, and extends to close to described filtrator always; Described air bag is arranged on the described main gas tube outer wall of described main gas tube endpiece, and blocks described tracheae simulation part after inflation; Described airbag inflation pipe and described airbags lead to, for giving described airbag aeration and venting; Under described glottis, the entrance point of suction tube is positioned at outside described tracheae simulation part, but endpiece is positioned at described tracheae simulation part and is no more than described air bag; Under described glottis, suction tube is used in described tracheae simulation part, inject retentate model fluid above described air bag, and described filtrator pollutes in order to prevent described model fluid from flowing directly into described lung simulation part.
2. a kind of clear air bag teaching mode as claimed in claim 1, it is characterized in that, described lung simulation part is sealing bag, described tracheae simulation part is plastic long tube, described oropharynx simulation part collects reservoir vessel, described plastic long tube one end is connected with described sealing bag by described filtrator, and the other end is connected with described collection reservoir vessel.
3. a kind of clear air bag teaching mode as claimed in claim 1, it is characterized in that, also comprise a retentate gathering-device, described retentate gathering-device is a drainage tube, a draining hole is also provided with bottom described oropharynx simulation part, described drainage tube is connected with described oropharynx simulation part by described draining hole, and described drainage tube is for collecting the described model fluid be rushed out in described oropharynx simulation part; Described drainage wall is provided with scale, the volume of the described model fluid that energy metering drainage goes out; Described draft tube bottom is provided with the small cap that can open, and turning on described small cap can discharge the described model fluid in described drainage tube.
4. a kind of clear air bag teaching mode as claimed in claim 2, it is characterized in that, also comprise a retentate gathering-device, described retentate gathering-device is a drainage tube, a draining hole is also provided with bottom described oropharynx simulation part, described drainage tube is connected with described oropharynx simulation part by described draining hole, and described drainage tube is for collecting the described model fluid be rushed out in described oropharynx simulation part; Described drainage wall is provided with scale, the volume of the described model fluid that energy metering drainage goes out; Described draft tube bottom is provided with the small cap that can open, and turning on described small cap can discharge the described model fluid in described drainage tube.
5. the clear air bag teaching mode of one as claimed in claim 1 or 2 or 3 or 4, it is characterized in that, described filtrator is disposable, and it has water absorptivity and variable color after running into described model fluid, and the filtrator more renewed after described filtrator variable color.
6. the clear air bag teaching mode of one as claimed in claim 1 or 2 or 3 or 4, is characterized in that, described model fluid is the methylene blue solution of dilution.
7. the clear air bag teaching mode of one as claimed in claim 1 or 2 or 3 or 4, it is characterized in that, described clear air bag teaching mode also comprises model head and support, and described model head is used for fixing described simulated respiration road, and described support is for supporting described model head.
8. a kind of clear air bag teaching mode as claimed in claim 5, it is characterized in that, described clear air bag teaching mode also comprises model head and support, and described model head is used for fixing described simulated respiration road, and described support is for supporting described model head.
9. a kind of clear air bag teaching mode as claimed in claim 6, it is characterized in that, described clear air bag teaching mode also comprises model head and support, and described model head is used for fixing described simulated respiration road, and described support is for supporting described model head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520794269.1U CN205091958U (en) | 2015-10-14 | 2015-10-14 | Clear gasbag teaching mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520794269.1U CN205091958U (en) | 2015-10-14 | 2015-10-14 | Clear gasbag teaching mode |
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| Publication Number | Publication Date |
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| CN205091958U true CN205091958U (en) | 2016-03-16 |
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| CN201520794269.1U Active CN205091958U (en) | 2015-10-14 | 2015-10-14 | Clear gasbag teaching mode |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105206130A (en) * | 2015-10-14 | 2015-12-30 | 首都医科大学附属北京朝阳医院 | Airbag clearing teaching model and using method thereof |
| WO2019121087A1 (en) | 2017-12-21 | 2019-06-27 | Laerdal Medical As | Device for training tracheal suctioning |
-
2015
- 2015-10-14 CN CN201520794269.1U patent/CN205091958U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105206130A (en) * | 2015-10-14 | 2015-12-30 | 首都医科大学附属北京朝阳医院 | Airbag clearing teaching model and using method thereof |
| WO2019121087A1 (en) | 2017-12-21 | 2019-06-27 | Laerdal Medical As | Device for training tracheal suctioning |
| US10636324B2 (en) | 2017-12-21 | 2020-04-28 | Laerdal Medical As | Device for training tracheal suctioning |
| CN111512355A (en) * | 2017-12-21 | 2020-08-07 | 挪度医疗器械有限公司 | Apparatus for training tracheal suction |
| JP2021508073A (en) * | 2017-12-21 | 2021-02-25 | レールダル メディカル エー エスＬａｅｒｄａｌ Ｍｅｄｉｃａｌ ＡＳ | A device for training tracheal suction |
| CN111512355B (en) * | 2017-12-21 | 2022-06-17 | 挪度医疗器械有限公司 | Apparatus for training tracheal suction |
| JP7251879B2 (en) | 2017-12-21 | 2023-04-04 | レールダル メディカル エー エス | Apparatus for training tracheal suction |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |