CN110917459A - Trachea cannula device for patient with difficult airway - Google Patents
Trachea cannula device for patient with difficult airway Download PDFInfo
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- CN110917459A CN110917459A CN201911266403.XA CN201911266403A CN110917459A CN 110917459 A CN110917459 A CN 110917459A CN 201911266403 A CN201911266403 A CN 201911266403A CN 110917459 A CN110917459 A CN 110917459A
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- Prior art keywords
- trachea
- cannula
- patient
- intubation
- auxiliary
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/04—Tracheal tubes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/12—Diagnosis using ultrasonic, sonic or infrasonic waves in body cavities or body tracts, e.g. by using catheters
Abstract
The invention discloses a trachea cannula device for patients with difficult airways, which comprises: the device comprises an intubation tube, a probe, an air bag, an auxiliary trachea and an inflation trachea. The detection head is placed in the cannula, is lapped with the limiting block on the inner wall of the cannula and is connected with the imaging device outside the cannula; the air bag is sleeved on the outer wall of the cannula; the auxiliary trachea is arranged in the side wall of the intubation, one end of the auxiliary trachea penetrates through the end part of the intubation, and the other end of the auxiliary trachea is connected with the supply device; the inflatable trachea is arranged in the side wall of the intubation tube, one end of the inflatable trachea enters the air bag, and the other end of the inflatable trachea is connected with the air supply device. According to the invention, the detection signal is sent to the trachea of the patient through the detection head, the imaging device is used for imaging the received reflected signal, and the condition in the trachea of the patient is displayed by using an image, so that medical personnel can effectively avoid the nodular vegetation in the trachea of the patient in the intubation process; not only is convenient for inserting the intubation tube, but also effectively avoids the condition of damaging the trachea.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a trachea cannula device for patients with difficult airways.
Background
The basic condition of medical equipment for continuously improving the technical level of medical science is also an important mark of the degree of modernization, and the medical equipment becomes an important field of modern medical treatment. The development of medical treatment is largely dependent on the development of instruments, and even in the development of the medical industry, the breakthrough of bottlenecks plays a decisive role. Medical equipment refers to instruments, devices, appliances, materials or other items used alone or in combination in the human body, and also includes required software. The therapeutic effect on the body surface and the body is not obtained by means of pharmacology, immunology or metabolism, but the medical appliance product plays a certain auxiliary role. During use, the following intended purposes are intended to be achieved: prevention, diagnosis, treatment, monitoring and alleviation of diseases; diagnosis, treatment, monitoring, mitigation, compensation of injury or disability; research, substitution, regulation of anatomical or physiological processes; and (4) controlling pregnancy.
Endotracheal intubation, which is the technique of placing an endotracheal tube into the trachea through the glottis, can provide the best conditions for smooth airway, ventilation and oxygen supply, respiratory tract suction, prevention of aspiration and the like. Emergency intubation has become an important procedure in the rescue of cardiopulmonary resuscitation and critically ill patients with respiratory dysfunction. The trachea intubation is an important rescue technique commonly used in emergency treatment work, is one of the most widely, effectively and quickly applied means in respiratory tract management, is the basic skill which must be mastered by medical staff, and plays a vital role in rescuing the life of a patient and reducing the death rate.
Currently, direct laryngoscopes are routinely inserted during the course of anesthesia from the endotracheal intubation. Sometimes, the throat is peeped, the pharyngeal structure is unclear, and the follicular hyperplasia of the root of the tongue is obvious. The laryngoscope is continuously pushed to see a lump-shaped vegetation, is soft and movable, and is shielded in front of the epiglottis to seriously shield the visual line of the intubation, so that the medical staff can only avoid the laryngeal vegetation by virtue of working experience in the intubation process, and the tracheal injury of a patient is often caused.
Disclosure of Invention
Technical problem to be solved
The present invention has been made in view of the above-described drawbacks of the prior art, and an object of the present invention is to provide an endotracheal intubation device for difficult airway patients, which can avoid a nodular vegetation in the trachea during the endotracheal intubation and does not damage the trachea of the patient.
(II) technical scheme
In order to solve the above problems, the present invention provides an endotracheal intubation device for patients with difficult airways, comprising: the device comprises an intubation tube, a probe, an air bag, an auxiliary air tube and an inflation air tube; the detection head is placed in the cannula, is overlapped with the limiting block arranged on the inner wall of the cannula and is connected with an imaging device outside the cannula; the air sac is sleeved on the outer wall of the cannula; the auxiliary air pipe is arranged in the side wall of the insertion pipe, one end of the auxiliary air pipe penetrates through the end part of the insertion pipe, and the other end of the auxiliary air pipe is connected with an oxygen supply device; the inflation trachea is arranged in the side wall of the intubation tube, one end of the inflation trachea enters the air bag, and the other end of the inflation trachea is connected with the air supply device.
Optionally, the limiting block is a circular ring limiting block and is integrally formed with the insertion tube. .
Optionally, the probe is an ultrasonic probe and is connected to an ultrasonic imaging device through a lead.
Optionally, the connection between the balloon and the cannula is sealed.
(III) advantageous effects
The invention provides a trachea cannula device for a patient with a difficult airway, which transmits ultrasonic waves into the trachea of the patient through a probe arranged in an inner cavity of the cannula, performs imaging treatment on the received reflected ultrasonic waves through an ultrasonic imaging device, and displays the condition in the trachea of the patient, so that medical personnel can visually and clearly know the trachea of the patient; and can carry out effectual evasion to the interior bulk vegetation of patient's trachea at the intubate in-process, both make things convenient for the inserting of intubate, also the effectual appearance of avoiding the condition of damage trachea. The intubation tube is fixed in the trachea of the patient by inflating the air bag sleeved on the outer wall of the intubation tube, the method is simple, and the patient cannot be damaged.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a schematic diagram of the overall structure of an endotracheal intubation device for patients with difficult airways according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of the internal structure of an endotracheal intubation device for patients with difficult airways according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of the air bag and the inflation trachea of the trachea cannula device for patients with difficult airways in the embodiment of the invention.
The reference numbers in the drawings are, in order: 100. the trachea cannula comprises a cannula 110, a limiting block 200, a probe 210, a guide wire 300, a balloon 400, an auxiliary trachea 500 and an inflation trachea.
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to the examples and the accompanying drawings. The following examples of the present invention are provided herein to illustrate the present invention, but are not intended to limit the scope of the present invention.
As shown in fig. 1 to 3, an embodiment of the present invention provides an endotracheal intubation device for patients with difficult airways, which includes: an insertion tube 100, a probe 200, a balloon 300, an auxiliary airway 400, and an inflation airway 500. The probe 200 is placed inside the cannula 100, overlaps the stopper 110 disposed on the inner wall of the cannula 100, and is connected to an imaging device outside the cannula 100. In this embodiment, the limiting block 110 disposed on the inner wall of the insertion tube 100 is a circular limiting block, and is integrally formed with the insertion tube 100, and the position of the limiting block is close to the lower end of the insertion tube 100, which is to be inserted into the trachea of the patient. The probe 300 enters from the upper port of the cannula 100 and overlaps the annular portion of the annular stopper 110. The limiting block 110 provides support for the probe 200 and plays a role in limiting the probe, so that the probe 200 is prevented from sliding into the trachea of a patient through the inner cavity of the intubation tube 100 to damage the trachea in the process of tracheal intubation. In this embodiment, the probe 200 is an ultrasonic probe, and the part of the probe that transmits and receives ultrasonic waves penetrates through the inner annular hole of the annular limiting block 110, so that the ultrasonic waves transmitted by the ultrasonic probe 200 can pass through the inner annular hole of the annular limiting block 110 and enter the trachea of the patient; and is capable of receiving ultrasound reflected from the patient's trachea for ultrasound detection of the interior of the patient's trachea. The other end of the ultrasound probe 200 is connected to an ultrasound imaging device outside the cannula 100 via a lead 210. The ultrasound probe 200 receives ultrasound reflected from the patient's trachea and transmits it to the ultrasound imaging device through a lead 210. The ultrasonic imaging device performs imaging processing on the reflected ultrasonic waves. Through observing ultrasonic imaging, can clearly understand the inside condition of trachea of difficult air flue patient, be convenient for carry out the intubate operation.
The location of the stop block 110 on the inner wall of the cannula 100 can be determined as desired, and embodiments of the present invention are not limited in this regard.
The structure of the stopper 110 may be determined as desired. The embodiment of the present invention is not particularly limited as long as it is ensured that the limiting block 110 can support and position the probe 200, and does not affect the transmission and reception of the probe signal to the trachea of the patient by the probe 200.
As shown in fig. 1 to 3, the balloon 300 is sleeved on the outer wall of the intubation tube 100, the auxiliary trachea 400 is arranged in the side wall of the intubation tube 100, one end of the auxiliary trachea penetrates through the end of the intubation tube 100, and the other end of the auxiliary trachea is connected with an oxygen supply device; the inflation tube 500 is disposed in the sidewall of the insertion tube 100, one end of which enters the balloon 300, and the other end of which is connected to a gas supply device. In this embodiment, the balloon 300 is sleeved on the outer wall of the cannula 100, near the lower end of the cannula 100 to be inserted into the trachea of the patient, and the connection with the outer wall of the cannula 100 is sealed. One end of the inflation tube 500 enters the side wall of the insertion tube 100 from a position close to the upper end of the insertion tube 100, extends downwards in the side wall to the outer wall section of the insertion tube 100 sleeved by the air bag 300, penetrates out of the side wall and enters the interior of the air bag 300; the other end of the inflation tube 500 is connected to an air pump outside the insertion tube 100. Before intubation, the balloon 300 is in an uninflated state. When the trachea cannula is finished and the cannula 100 is inserted in place, the air pump is started, and the air bag 300 is inflated through the inflation trachea 500 to swell the air bag 300. After inflation of the balloon 300, the cannula 100 is clamped and, at the same time, the cannula 100 is secured in the trachea of the patient as the inflation snaps into place in the trachea of the patient. One end of the auxiliary trachea 400 enters the side wall of the cannula 100 from somewhere near the upper end of the cannula 100 and extends down within the side wall and through the lower end face of the cannula 100. The other end of the auxiliary trachea 400 is connected to an oxygen supply machine outside the insertion tube 100. During and after intubation, the balloon 300, which is fitted over the outer wall of the cannula 100, and the probe 200, which is disposed within the inner lumen of the cannula 100, block the ingress of oxygen into the patient's airway. In this case, the oxygen supplier supplies oxygen to the patient through the subsidiary tube 400 penetrating the lower end surface of the insertion tube 100.
The position of the balloon 300 sleeved on the outer wall of the cannula 100 can be determined according to the requirement, and the embodiment of the present invention is not particularly limited in this respect.
The position of the auxiliary trachea 400 and the inflation trachea 500 into the sidewall of the insertion tube 100 and the position of the auxiliary trachea and the inflation trachea 500 disposed in the sidewall can be determined as needed, and the embodiment of the present invention is not particularly limited thereto.
In one embodiment, to ensure the safety of the patient, the cannula 100 is made of medical PVC material, which is not particularly limited by the embodiments of the present invention.
When the ultrasonic endoscope is used specifically, the ultrasonic probe 200 is placed in the insertion tube 100, so that a working surface of the ultrasonic probe 200 for transmitting/receiving ultrasonic waves is partially overlapped with the circular ring of the circular ring limiting block 110, and an ultrasonic transmitting opening and an ultrasonic receiving opening on the working surface of the ultrasonic probe 200 are positioned in an inner circular hole of the circular ring limiting block 110. The other end of the ultrasound probe 200 is connected to an ultrasound imaging device outside the cannula 100 via a lead 210. The oxygen supply machine outside the intubation tube 100 is turned on and oxygen is continuously supplied to the patient through the auxiliary airway 400 penetrating the lower end surface of the intubation tube 100 during the intubation process. The ultrasound probe 200 is activated and the cannula 100 is inserted into the trachea of the patient. The ultrasound transmitting port of the ultrasound probe 200 transmits ultrasound waves that enter the trachea of the patient through the cannula 100 and are reflected back into the cannula 100 after encountering the body tissue within the trachea and are received by the ultrasound receiving port on the ultrasound probe 200 and transmitted to the ultrasound imaging device through the lead 210. Ultrasonic imaging device does the formation of image to the ultrasonic wave that reflects back and shows with the form of ultrasonic image with the condition in the patient trachea for medical personnel can have an audio-visual, clear understanding to patient's trachea, makes medical personnel can make intubate 100 evade the interior bulk vegetation of patient's trachea at trachea cannula's in-process, has also avoided the damage to patient's trachea.
After the intubation tube 100 is inserted in place, the air pump outside the intubation tube 100 is started, the air bag 300 is inflated through the inflation air tube 500 connected with the air pump, so that the air bag 300 is expanded, then the intubation tube 100 is clamped and clamped in the trachea of the patient, and the intubation tube 100 is fixed in the trachea of the patient. When the cannula 100 is to be removed from the trachea of a patient, the balloon 300 is deflated by the air pump, and after the air in the balloon 300 is evacuated, the cannula 100 is pulled out of the trachea of the patient.
The invention provides a trachea cannula device for a patient with a difficult airway, which transmits ultrasonic waves into the trachea of the patient through a probe arranged in an inner cavity of the cannula, performs imaging treatment on the received reflected ultrasonic waves through an ultrasonic imaging device, and displays the condition in the trachea of the patient, so that medical personnel can visually and clearly know the trachea of the patient; and can carry out effectual evasion to the interior bulk vegetation of patient's trachea at the intubate in-process, both make things convenient for the inserting of intubate, also the effectual appearance of avoiding the condition of damage trachea. The intubation tube is fixed in the trachea of the patient by inflating the air bag sleeved on the outer wall of the intubation tube, the method is simple, and the patient cannot be damaged.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. To those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific cases and should not be construed as limiting the present invention.
The above embodiments are merely illustrative of the present invention and are not to be construed as limiting the invention. Although the present invention has been described in detail with reference to the embodiments, it should be understood by those skilled in the art that various combinations, modifications or equivalents may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and the technical solution of the present invention is covered by the claims of the present invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
In the present invention, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only terms of relationships determined for convenience of describing structural relationships of the parts or elements of the present invention, and are not intended to refer to any parts or elements of the present invention, and are not to be construed as limiting the present invention.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. An endotracheal intubation device for patients with difficult airways, comprising: the device comprises an intubation tube (100), a probe (200), an air bag (300), an auxiliary trachea (400) and an inflation trachea (500);
the probe (200) is placed in the cannula (100), is overlapped with a limiting block (110) arranged on the inner wall of the cannula (100) and is connected with an imaging device outside the cannula (100);
the balloon (300) is sleeved on the outer wall of the cannula (100);
the auxiliary trachea (400) is arranged in the side wall of the intubation tube (100), one end of the auxiliary trachea penetrates through the end part of the intubation tube (100), and the other end of the auxiliary trachea is connected with an oxygen supply device;
the inflation trachea (500) is arranged in the side wall of the intubation tube (100), one end of the inflation trachea enters the air bag (300), and the other end of the inflation trachea is connected with an air supply device.
2. The difficult airway patient endotracheal intubation device according to claim 1, wherein the stopper (110) is an annular stopper, integrally formed with the intubation tube (100).
3. The difficult airway patient endotracheal intubation device according to claim 1, wherein the probe (200) is an ultrasound probe connected to an ultrasound imaging device by a lead (210).
4. The difficult airway patient endotracheal intubation device according to claim 1, characterized in that the connection of the balloon (300) to the intubation tube (100) is sealed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911266403.XA CN110917459A (en) | 2019-12-11 | 2019-12-11 | Trachea cannula device for patient with difficult airway |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911266403.XA CN110917459A (en) | 2019-12-11 | 2019-12-11 | Trachea cannula device for patient with difficult airway |
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| CN110917459A true CN110917459A (en) | 2020-03-27 |
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| CN201911266403.XA Pending CN110917459A (en) | 2019-12-11 | 2019-12-11 | Trachea cannula device for patient with difficult airway |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113069080A (en) * | 2021-03-22 | 2021-07-06 | 上海交通大学医学院附属第九人民医院 | Difficult airway assessment method and device based on artificial intelligence |
| WO2023025078A1 (en) * | 2021-08-24 | 2023-03-02 | 上海交通大学医学院附属第九人民医院 | Tracheal intubation device for difficult airway |
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| US20150080763A1 (en) * | 2000-12-02 | 2015-03-19 | P Tech, Llc | Medical device system including guide rod illumination |
| US20040221853A1 (en) * | 2003-05-08 | 2004-11-11 | Plasiatek, Llc | Ultrasonic placement and monitoring of a tube within the body |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113069080A (en) * | 2021-03-22 | 2021-07-06 | 上海交通大学医学院附属第九人民医院 | Difficult airway assessment method and device based on artificial intelligence |
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| WO2023025078A1 (en) * | 2021-08-24 | 2023-03-02 | 上海交通大学医学院附属第九人民医院 | Tracheal intubation device for difficult airway |
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