CN210494832U - Replacing-free cleanable tracheal cannula - Google Patents
Replacing-free cleanable tracheal cannula Download PDFInfo
- Publication number
- CN210494832U CN210494832U CN202020245065.3U CN202020245065U CN210494832U CN 210494832 U CN210494832 U CN 210494832U CN 202020245065 U CN202020245065 U CN 202020245065U CN 210494832 U CN210494832 U CN 210494832U
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- China
- Prior art keywords
- cannula
- interface
- tracheal
- guide core
- replacement
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 31
- 210000003437 trachea Anatomy 0.000 claims abstract description 14
- 238000004140 cleaning Methods 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 6
- 210000004872 soft tissue Anatomy 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000008859 change Effects 0.000 abstract description 9
- 208000015181 infectious disease Diseases 0.000 abstract description 8
- 230000000249 desinfective effect Effects 0.000 abstract description 4
- 206010035664 Pneumonia Diseases 0.000 description 8
- 241000711573 Coronaviridae Species 0.000 description 5
- 208000025721 COVID-19 Diseases 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
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- 238000000034 method Methods 0.000 description 2
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- 208000024794 sputum Diseases 0.000 description 2
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- 238000004659 sterilization and disinfection Methods 0.000 description 2
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- 208000010444 Acidosis Diseases 0.000 description 1
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- 206010011224 Cough Diseases 0.000 description 1
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- 206010012735 Diarrhoea Diseases 0.000 description 1
- 208000000059 Dyspnea Diseases 0.000 description 1
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- 208000006083 Hypokinesia Diseases 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- 206010062717 Increased upper airway secretion Diseases 0.000 description 1
- 206010027417 Metabolic acidosis Diseases 0.000 description 1
- 208000034486 Multi-organ failure Diseases 0.000 description 1
- 208000010718 Multiple Organ Failure Diseases 0.000 description 1
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- 229910000831 Steel Inorganic materials 0.000 description 1
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Images
Abstract
The utility model discloses a replacement-free cleanable tracheal cannula, which comprises an outer cannula, an inner cannula, a guide core and a first fixing piece; the first end of the outer sleeve is provided with a first interface and is connected with a breathing machine through the first interface, and the second end of the outer sleeve is provided with an air bag which is inserted into the trachea of a patient; the inner sleeve is detachably sleeved inside the outer sleeve, and a second interface is arranged at the first end and connected with the first interface; the guide core is detachably arranged inside the inner sleeve, and two ends of the guide core are respectively clamped at two ends of the inner sleeve. This utility model provides a when traditional tracheal cannula inserts the breathing machine, can't dismantle the problem of wasing and need changing, through adopting the form that the mixed use of interior outer sleeve pipe, realized that tracheal cannula need not to change, directly dismantle and accomplish cleaning and disinfecting, reduced the risk that the pipe was brought of trading, made things convenient for hospital staff's work efficiency, reduced the risk of infection and trade pipe.
Description
Technical Field
The utility model relates to the field of medical equipment, concretely relates to exempt from to change washable tracheal cannula.
Background
The new coronavirus pneumonia (Corona Virus Disease 2019, COVID-19) is called new coronavirus pneumonia for short, and is pneumonia caused by 2019 new coronavirus infection, which is known to be highly infectious since the onset of 2019.
Typical symptoms of patients infected with new coronary pneumonia include fever, hypodynamia and dry cough, and a few patients are accompanied by symptoms such as nasal obstruction, watery nasal discharge, pharyngalgia, diarrhea and the like; severe patients can develop dyspnea and/or hypoxemia, and severe patients rapidly progress to acute respiratory distress syndrome, septic shock, uncorrectable metabolic acidosis and coagulation dysfunction, and multiple organ failure.
Then a ventilator is used to assist the breathing of critically ill patients in the treatment of new coronary pneumonia patients. For severe patients, experts recommend treatment using invasive ventilators as soon as possible.
At present, the tracheal cannula used after the tracheotomy of a patient is the most common tracheal cannula with a plastic balloon in clinic, and the other tracheal cannula without the balloon is a metal tracheal cannula.
As shown in fig. 1, the first plastic tracheal cannula 1 with air bag is a tracheal cannula commonly used in all hospitals at present, and the tracheal cannula 1 is made of plastic material, so that the wearing is comfortable, and the material is light and cheap. The tracheal tube 1 is provided with an air bag 2, and can be connected with a breathing machine to treat a patient in a positive pressure ventilation mode.
However, plastic tracheal tubes are designed to be disposable and have a short service life, typically only 5 days. When the tracheal cannula is used for about 5 days and is easily blocked by sputum scabs, a new tracheal cannula needs to be replaced.
Meanwhile, when the traditional tracheal cannula 1 is used clinically, the tubular tracheal cannula is directly penetrated through soft tissues on the outer wall of the skin of a patient, the friction force is large, and the critical condition of heavy bleeding is easily caused.
Experts point out that the main infection routes of COVID-19 are droplet infection, contact infection, aerosol infection and the like. Frequent replacement of the patient's tracheal cannula by medical personnel, as a high risk group directly facing the virus, increases the probability of infection for doctors and nurses at the front of the diagnosis and treatment of new coronavirus pneumonia, including the staff in the ICU intensive care unit.
Therefore, the tracheal cannula which is free of replacement, can be cleaned and is high in safety is urgently researched, and the probability of infection of doctors and nurses at the first line of diagnosis and treatment of the new coronavirus pneumonia can be effectively reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a exempt from to change washable tracheal cannula. When this device aims at solving traditional tracheal cannula and inserts the breathing machine, can't dismantle the problem of wasing and need changing, through adopting the form that the interior outer sleeve pipe of inside and outside mixed use, realize that tracheal cannula need not to change, and the direct dismantlement is accomplished and is washd the disinfection, makes things convenient for hospital's staff's work efficiency, guarantees medical personnel's personal health.
In order to achieve the above object, the utility model provides a change-free cleanable tracheal cannula, include:
the first end of the outer sleeve is provided with a first interface and is connected with a breathing machine through the first interface, and the second end of the outer sleeve is provided with an air bag which is inserted into the trachea of a patient to prevent the breathing machine from air leakage;
the inner sleeve is detachably sleeved inside the outer sleeve, and a second interface is arranged at the first end and connected with the first interface at the first end of the outer sleeve;
the guide core is detachably arranged inside the inner sleeve, and two ends of the guide core are respectively clamped at two ends of the inner sleeve.
Most preferably, a manual inflation device is further provided at the first interface of the outer cannula for manually providing breathing for the patient when the ventilator is not providing breathing.
Most preferably, the manual inflation device comprises:
the inflatable bag can be manually pressed;
and the first end of the inflation tube is connected with the first interface, and the second end of the inflation tube is connected with the inflation bag.
Most preferably, the outer cannula, the inner cannula and the guide core are curved in the same radian, so that the tracheal cannula can be inserted into the trachea of a patient conveniently in a curved manner.
Most preferably, the detachable connection of the inner sleeve and the guide core is a hasp connection and a thread connection.
Most preferably, the first end of the outer cannula is further provided with a fixing member for fixing the tracheal cannula when the first interface of the outer cannula is connected to the ventilator.
Most preferably, the first end of the guide core is provided with a detachable chuck, and the second end of the guide core is provided with a bullet bulge; before the tracheal cannula works, the guide core is clamped in the inner sleeve, so that the bullet bulge at the second end of the guide core can conveniently penetrate through soft tissues of the skin of a patient and reach the interior of the trachea of the patient; this tracheal cannula during operation dismantles and to dismantle the dop, will lead the core and extract from interior sleeve pipe, makes things convenient for the patient to breathe smoothly.
Most preferably, the outer sleeve is of a plastic material.
Most preferably, the inner sleeve is made of metal and can be detached and cleaned conveniently.
Most preferably, the first and second interfaces have a length of 7-8 mm.
The application of the utility model discloses, when having solved traditional tracheal cannula and having inserted the breathing machine, can't dismantle the problem of wasing and need changing, through adopting the form that the mixed use of interior outer sleeve pipe, realized that tracheal cannula need not to change, directly dismantle and accomplish cleaning and disinfecting, made things convenient for hospital's staff's work efficiency, guaranteed medical worker's personal health.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model provides a plastic material is chooseed for use to outer sleeve pipe in the tracheal cannula, and the low price is worn comfortablely, is fit for wearing for a long time.
2. The utility model provides a tracheal cannula is provided with the gasbag, can insert the breathing machine and carry out mechanical ventilation.
3. The utility model provides a tracheal cannula is provided with outer tube and interior sleeve pipe, need not to change, can use for a long time, and when can effectively reduce the tracheal cannula of change, novel a ray of doctor and nurse are treated to coronavirus pneumonia to and ICU intensive care unit's staff is infected probability.
4. The utility model provides a set up the interior sleeve pipe of metal among the tracheal cannula, convenient cleaning and disinfection can clear away the phlegm scab, prevents to block up.
5. The utility model provides a set up among the tracheal cannula and lead the core, can reduce skin and this tracheal cannula's frictional force, pierce through the soft tissue of patient's skin smoothly, avoid appearing the medical accident.
Drawings
FIG. 1 is a schematic structural view of a conventional balloon-equipped plastic tracheal tube;
fig. 2 is a schematic structural view of the replacement-free cleanable tracheal cannula provided by the present invention;
fig. 3 is a schematic view of the use of the washable tracheal cannula without replacement according to the present invention.
Detailed Description
The present invention will be further described with reference to the following embodiments, which are only used for illustrating the present invention and are not intended to limit the scope of the present invention.
The utility model provides a change-free cleanable tracheal cannula, as shown in figure 2, comprising an outer cannula 3, an inner cannula 4 and a guide core 5.
As shown in fig. 3, the first end of the outer cannula 3 is provided with a first interface 7, which is connected to a bus controller (LPC) interface of the ventilator 6 via the first interface 7, and the second end is provided with an air bag 8, which is inserted into the trachea 14 of the patient, so that the air bag 8 is filled in the trachea 14 of the patient, thereby preventing air leakage during the use of the ventilator 6.
Wherein, the first interface 7 of the outer sleeve 3 is also provided with a manual inflation device, and the manual inflation device comprises an inflation bag 9 and an inflation tube 10; the air bag 9 can be pressed manually; the first end of the inflation tube 10 is connected with the first interface 7 at the first end of the outer sleeve 3, and the second end is connected with the inflation bag 9, so that when the respirator 6 does not provide breathing, the inflation bag 9 is manually pressed to provide breathing for the patient.
The inner sleeve 4 is detachably sleeved inside the outer sleeve 3, a second interface 11 is arranged at the first end of the inner sleeve, the second interface 11 is connected with the first interface 7 at the first end of the outer sleeve 3, and the inner sleeve is connected with the LPC interface of the breathing machine 6 through the first interface 7.
The guide core 5 is detachably arranged inside the inner sleeve 4, and two ends of the guide core are respectively clamped at two ends of the inner sleeve 4.
Wherein, the first end of the guide core 5 is provided with a detachable chuck 12, and the second end is provided with a bullet head bulge 15; before this tracheal cannula work, lead the inside at interior sleeve pipe 4, the bullet head arch 15 that conveniently leads 5 second ends of core penetrates the soft tissue on patient's skin outer wall and reachs patient trachea 14 inside, reduces the frictional force between skin and this tracheal cannula in the installation, if do not set up lead core 5, when interior sleeve pipe 4 and the installation of outer tube 3 among this tracheal cannula, cause the critical condition of patient's heavy bleeding easily.
When the tracheal cannula works, the detachable clamping head 12 is detached, so that the guide core 5 is pulled out from the inner sleeve 4, and the patient can smoothly breathe conveniently in the working process of the tracheal cannula.
In the present embodiment, the detachable connection of the inner sleeve 4 and the guide core 5 is a bayonet connection and a threaded connection.
Before the tracheal cannula works, the guide core 5 is clamped inside the inner cannula 4, the inner cannula 4 is sleeved inside the outer cannula 3 through buckling connection and/or threaded connection, the second interface 11 of the inner cannula 4 is connected with the first interface 7 of the outer cannula 3 and is connected with an LPC interface of the breathing machine 6 through the first interface 7, the second end of the outer cannula 3 is inserted into a trachea 14 of a patient, after the tracheal cannula is installed, the detachable chuck 12 at the first end of the guide core 5 is detached, the guide core 5 is pulled out of the inner cannula 4, then the breathing machine 6 is opened, and the tracheal cannula is convenient for the patient to use for auxiliary breathing; when the ventilator 6 is not providing breathing, the balloon 9 connected to the first port 7 of the outer cannula 3 can be manually pressed to provide breathing for the patient.
The first end of the outer sleeve 3 is also provided with a fixing part 13, and when the first interface 7 of the outer sleeve 3 is connected with the breathing machine 6, the angle of the tracheal sleeve is fixed, so that the phenomenon of air leakage in the use process of the breathing machine 6 is prevented.
The outer sleeve 3 is made of plastic, and the plastic is light, comfortable and cheap; interior sleeve pipe 4 adopts the metal material, and convenient the dismantlement back can cleaning and disinfecting, prevents to block up.
In the present embodiment, the inner tube 4 is made of a material such as steel or silver.
In the embodiment, the lengths of the first connector 7 of the outer cannula 3 and the second connector 11 of the inner cannula 4 are 7-8mm, which is reduced by 2 times compared with the connector length of the conventional tracheal cannula 1, thereby saving the cost.
The utility model discloses a theory of operation:
a replacement-free washable tracheal cannula is characterized in that a guide core is clamped inside an inner cannula before the tracheal cannula works, the inner cannula is sleeved inside the outer cannula through a buckle connection and/or a threaded connection, a second interface of the inner cannula is connected with a first interface of the outer cannula and is connected with an LPC interface of a breathing machine through the first interface, a second end of the outer cannula is inserted into a trachea of a patient, after the tracheal cannula is installed, a detachable chuck at the first end of the guide core is detached, the guide core is pulled out of the inner cannula, then the breathing machine is opened, and the tracheal cannula is convenient for the patient to use for auxiliary breathing; when the respirator does not provide breath, the air inflation bag connected with the first interface on the outer sleeve can be manually pressed to provide breath for the patient.
To sum up, the utility model relates to an exempt from to change and to wash tracheal cannula has solved traditional tracheal cannula and has inserted the breathing machine, can't dismantle the problem of wasing and need changing, through adopting the form that the mixed use of inside and outside sleeve pipe, has realized that tracheal cannula need not to change, and the direct dismantlement is accomplished the cleaning and disinfecting, has reduced the risk that the pipe was changed and is brought, (takes off the pipe, and sputum splash etc.), has made things convenient for hospital staff's work efficiency, has guaranteed medical worker's personal health.
While the present invention has been described in detail with reference to the preferred embodiments thereof, it should be understood that the above description should not be taken as limiting the present invention. Numerous modifications and alterations to the present invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be limited only by the attached claims.
Claims (10)
1. A change-free cleanable tracheal cannula comprising:
the first end of the outer sleeve is provided with a first interface and is connected with a breathing machine through the first interface, and the second end of the outer sleeve is provided with an air bag which is inserted into the trachea of a patient to prevent the breathing machine from air leakage;
the inner sleeve is detachably sleeved inside the outer sleeve, a second interface is arranged at the first end of the inner sleeve, and the second interface is connected with the first interface at the first end of the outer sleeve;
the guide core is detachably arranged in the inner sleeve, and two ends of the guide core are respectively clamped at two ends of the inner sleeve.
2. The replacement-free washable tracheal tube of claim 1 further comprising a manual inflation device disposed at the first interface of said outer cannula for manually providing breathing to the patient when the ventilator is not providing breathing.
3. The replacement-free washable tracheal tube of claim 2, wherein said manual inflation device comprises:
the inflatable bag is used for manual pressing;
and the first end of the inflation tube is connected with the first interface, and the second end of the inflation tube is connected with the inflation bag.
4. The replacement-free washable tracheal tube of claim 1, wherein said outer cannula, said inner cannula and said guide core are curved in the same arc to facilitate curved insertion of the tracheal tube into the trachea of a patient.
5. The replacement-free washable tracheal tube of claim 1, wherein said removable connection of said inner cannula to said guide core is a bayonet connection and/or a threaded connection.
6. The replacement-free washable tracheal tube of claim 1, wherein said first end of said outer cannula further comprises a fastener for securing said tracheal tube when said first port of said outer cannula is connected to a ventilator.
7. The replacement-free cleanable tracheal cannula of claim 1, wherein the guide core is provided with a detachable chuck at a first end and a bullet nose at a second end; before the tracheal cannula works, the guide core is clamped in the inner sleeve, so that the bullet head bulge can conveniently penetrate through soft tissues of the skin of a patient and reach the interior of the trachea of the patient; when the tracheal cannula works, the detachable clamping head is detached, the guide core is pulled out from the inner cannula, and the smooth breathing of a patient is facilitated.
8. The replacement-free cleanable tracheal tube of claim 1, wherein the outer cannula is a plastic material.
9. The replacement-free cleanable tracheal tube of claim 1, wherein the inner cannula is metallic and is removable for easy cleaning.
10. The replacement-free cleanable tracheal cannula of claim 1, wherein the first port and the second port are 7-8mm in length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020245065.3U CN210494832U (en) | 2020-03-03 | 2020-03-03 | Replacing-free cleanable tracheal cannula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020245065.3U CN210494832U (en) | 2020-03-03 | 2020-03-03 | Replacing-free cleanable tracheal cannula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210494832U true CN210494832U (en) | 2020-05-12 |
Family
ID=70575689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020245065.3U Expired - Fee Related CN210494832U (en) | 2020-03-03 | 2020-03-03 | Replacing-free cleanable tracheal cannula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210494832U (en) |
-
2020
- 2020-03-03 CN CN202020245065.3U patent/CN210494832U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200512 |
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| CF01 | Termination of patent right due to non-payment of annual fee |