CN113289188B - A multifunctional endotracheal intubation catheter - Google Patents
A multifunctional endotracheal intubation catheter Download PDFInfo
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- CN113289188B CN113289188B CN202110793637.0A CN202110793637A CN113289188B CN 113289188 B CN113289188 B CN 113289188B CN 202110793637 A CN202110793637 A CN 202110793637A CN 113289188 B CN113289188 B CN 113289188B
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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. ventilators; Tracheal tubes
- A61M16/04—Tracheal tubes
- A61M16/0402—Special features for tracheal tubes not otherwise provided for
- A61M16/0404—Special features for tracheal tubes not otherwise provided for with means for selective or partial lung respiration
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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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
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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. ventilators; Tracheal tubes
- A61M16/04—Tracheal tubes
- A61M16/0434—Cuffs
-
- 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. ventilators; Tracheal tubes
- A61M16/04—Tracheal tubes
- A61M16/0463—Tracheal tubes combined with suction tubes, catheters or the like; Outside connections
-
- 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. ventilators; Tracheal tubes
- A61M16/04—Tracheal tubes
- A61M16/0475—Tracheal tubes having openings in the tube
- A61M16/0477—Tracheal tubes having openings in the tube with incorporated means for delivering or removing fluids
-
- 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. ventilators; Tracheal tubes
- A61M16/04—Tracheal tubes
- A61M16/0488—Mouthpieces; Means for guiding, securing or introducing the tubes
-
- 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
- A61M31/00—Devices for introducing or retaining media, e.g. remedies, in cavities of the body
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- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Heart & Thoracic Surgery (AREA)
- General Health & Medical Sciences (AREA)
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- Animal Behavior & Ethology (AREA)
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- Engineering & Computer Science (AREA)
- Emergency Medicine (AREA)
- Vascular Medicine (AREA)
- Otolaryngology (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention discloses a multifunctional trachea cannula catheter which comprises a catheter body, a cuff set, a catheter inner tube and an oval piece. One end of the catheter body is provided with a mouth pad, the mouth pad comprises a flange part and a tooth pad part, a gas channel is arranged at the center of the catheter, the gas channel is connected with a first oxygen pipe joint, the side wall of the catheter body is provided with a drug administration pipe, a first inflation pipe, a second inflation pipe, a first sputum aspiration pipe and a second sputum aspiration pipe, the side wall of the catheter body is provided with a drug administration port, and the drug administration port is connected with the drug administration pipe; the cuff set comprises a first cuff and a second cuff, the first cuff is connected with the first inflation tube, and the second cuff is connected with the second inflation tube; the oval piece is arranged at the front end of the catheter body or the catheter inner tube, and one or two vent holes are formed in the oval piece; the outer side wall of the catheter body is provided with a first sputum suction hole and a second sputum suction hole. Avoid the local long-time pressure of trachea mucosa wall, have sputum aspirator function, extension area pipe time improves patient's trachea cannula's comfort level.
Description
Technical Field
The invention relates to the technical field of medical treatment and health, in particular to a multifunctional trachea cannula catheter.
Background
The tracheal intubation is a technology of placing a special catheter into the trachea through the glottis, and the technology can provide optimal conditions for the airway obstruction, ventilation and oxygen supply, respiratory tract suction, erroneous suction prevention and the like. At present, most of catheters used clinically are single-balloon catheter bodies or inner and outer double-layer sleeve-balloon catheters, which are not suitable for long-time intubation patients, and long-time intubators generally need to make tracheotomy to ensure ventilation of the patients, so that pain is increased for the patients, and even the risk of tracheal stenosis is caused.
In clinical use, tracheal intubation often has more problems: 1) The tube selection is unsuitable, so that discomfort of a patient is caused, or damage and tube replacement are caused, and waste is caused; 2) The catheter of the patient is left for too long, so that damage occurs and infection is caused; 3) The size of the catheter lumen is fixed, and the catheter wall, the oral cavity and the tracheal mucosa are rubbed along with the movement or turning over of a patient, so that the patient is uncomfortable; 4) Some patients may pull the catheter out unintentionally or carelessly; 5) The sputum of the patient is more, and the sputum is difficult to discharge after the catheter is inserted; 6) Sometimes, the lung of the patient needs different treatment modes, for example, when the left lung is healthier and the right lung is collapsed seriously, the left lung is infused with a small amount of oxygen, the right lung needs more oxygen, and the prior art rarely distinguishes the left lung and the right lung to realize the tracheal intubation with different ventilation modes.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides the multifunctional trachea cannula catheter which can prevent local long-time compression of the tracheal mucosa wall, can respectively inject oxygen into left and right lung lobes of a patient, has a sputum sucking function, can prevent sputum and other secretion from entering the catheter, prolongs the time of taking the catheter, and improves the comfort level of the trachea cannula of the patient.
In order to achieve the object of the invention, the following scheme is adopted:
a multifunctional trachea cannula catheter comprises a catheter body, a cuff set, a catheter inner tube and an oval piece.
The shape of the catheter body is arc-shaped, the arc-shaped size is set according to the structure of a human trachea, one end of the catheter body is provided with a mouth pad, the mouth pad comprises a flange part and a tooth pad part, the flange part is in a straight slot shape, one end of the mouth pad is the rear end of an endotracheal intubation catheter, the other end of the catheter body is the front end of the endotracheal intubation catheter, the center of the catheter body is provided with a gas channel, the side wall of the catheter body is provided with a drug administration tube, a first inflation tube, a second inflation tube, a first sputum aspiration tube and a second sputum aspiration tube, and a drug administration port is arranged on the side wall of the catheter body from the front end to the rear end, and is connected with the drug administration tube;
The cuff set comprises a first cuff and a second cuff, the first cuff and the second cuff are sequentially arranged on the outer side wall of the catheter body from the front end to the rear end, a preset interval is arranged between the first cuff and the second cuff, the first cuff is connected with a first inflation tube, and the second cuff is connected with a second inflation tube;
A third inflation tube is arranged on the side wall of the inner tube of the catheter, the outer side wall of the catheter inner tube is provided with a sleeve bag III, the third cuff is connected with a third inflation tube, and the length of the inner tube of the catheter is longer than that of the catheter body;
the elliptic piece is arranged at the front end of the catheter body or the catheter inner tube, the long axis direction of the elliptic piece is the same as that of the tracheal cannula catheter, and one or two vent holes are formed in the elliptic piece along the long axis direction of the elliptic piece;
The catheter body lateral wall is equipped with first sputum suction hole and second sputum suction hole in proper order, and first sputum suction hole is located the first front end of cover bag, and first sputum suction pipe is connected to first sputum suction hole, and the second sputum suction hole is located between cover bag one and the cover bag two, and the second sputum suction hole is connected the second sputum suction pipe.
Further, the administration port is provided with an annular bag, the outer diameter of the annular bag is smaller than the diameter of the sleeve bag group when the sleeve bag group is filled with gas, the annular bag is communicated with the administration tube, the side wall of the annular bag is provided with a plurality of medicine outlet holes, and the pores of the medicine outlet holes are smaller than the administration port.
Further, a first oxygen pipe joint is arranged on the outer side of the flange part, the gas channel is connected with the first oxygen pipe joint, and a second oxygen pipe joint is arranged at the rear end of the inner pipe of the conduit.
Further, the side wall of the catheter body is also provided with a body temperature transmission line pipe, the front end of the catheter body is provided with a body temperature probe, and the body temperature probe is connected with the body temperature transmission line pipe.
Further, a carbon dioxide sensor and an oxygen sensor are arranged at the relative positions of the inner walls of the oval pieces.
Further, pressure sensors are arranged in the first sleeve bag, the second sleeve bag and the third sleeve bag.
Further, a circle of tooth sockets are arranged on the outer layer of the tooth pad part.
Further, two ends of the flange part are respectively provided with an elastic ring, the elastic rings are used for being hung on ears of a patient, and a sponge sheet is arranged in a contact area between the elastic rings and the ears.
Further, the catheter body is provided with scale values.
Furthermore, the surface of the catheter body is provided with an ultra-smooth antibacterial coating, and the wall of the catheter body is also provided with anti-infection and analgesic drugs.
Further, the administration tube, the first air inflation tube, the second air inflation tube, the first sputum suction tube, the second sputum suction tube and the one body temperature transmission tube are arranged in different colors.
The invention has the beneficial effects that:
1. The catheter in the prior art has the simple ventilation function, and the catheter can prevent the local part of the tracheal mucosa from being pressed for a long time, can also respectively inject oxygen into the left and right lung lobes of a patient, has the sputum sucking function, can prevent the sputum and other secretion from entering the catheter, prolongs the time with the tube, and improves the comfort level of the tracheal intubation of the patient.
2. The two cuffs are arranged, and the first cuff and the second cuff are alternately inflated or deflated at intervals to ensure that one cuff is in a sufficient state and the other cuff is in a shrunken state, so that the local long-time compression and ischemia necrosis of the air tube can be avoided by alternately inflating, the improper tube selection can be avoided, the waste is reduced, the tube carrying time is prolonged, and the cost is reduced; pressure sensors are arranged in the first and second cuffs, so that the pressure values of the first and second cuffs are accurately controlled, and a series of risks caused by explosion of the cuffs due to excessive inflation are prevented.
3. The first sputum suction hole is used for sucking the sputum of the lower layer of the trachea, the second sputum suction hole is used for sucking the sputum of the upper layer of the trachea, especially the sputum between the first cuff and the second cuff, and the sputum suction pipe is used for fully sucking the sputum, so that the risk that the endocrine of the trachea of a patient flows into the lung and causes pulmonary infection is reduced.
4. In the prior art, there are few different left and right lungs to realize tracheal intubation with different ventilation modes, and the front end of the catheter body or the catheter inner tube is provided with an oval piece, and the oval piece is provided with one or two ventilation holes for injecting oxygen into left and right lung lobes of a patient respectively.
5. In order to prevent excessive and too fast administration, the administration port is provided with an annular bag, the outer diameter of the annular bag is smaller than the diameter of the sleeve bag group when the sleeve bag group is filled with gas, the side wall of the annular bag is provided with a plurality of medicine outlet holes, the pores of the medicine outlet holes are far smaller than the administration port, and the annular bag can be used for slowly releasing medicines into the trachea of a patient, so that the purpose of diminishing inflammation is achieved.
6. The mouth pad is arranged at one end of the catheter body, the flange part of the mouth pad is arranged into a straight slot shape, two ends of the flange part are respectively provided with an elastic ring, the elastic rings are used for being hung on ears of a patient, the displacement of the catheter body is prevented from influencing ventilation of the patient, a sponge sheet is arranged in a contact area between the elastic rings and the ears, the comfort level of the elastic rings worn by the patient can be improved by the sponge sheet, a circle of tooth grooves are arranged on the outer layer of the tooth pad part, and the tooth grooves are made of memory cotton, soft rubber and the like, so that the comfort level of teeth of the patient is improved.
7. In order to reduce the damage of the catheter body to the trachea, the diameter of the catheter body is smaller than that of the trachea, and the surface of the catheter body is provided with an ultra-smooth antibacterial coating; the anti-infection and analgesic drugs are mixed in the catheter body material, and the drugs are released in a molecular form for a long time in a slow release mode so as to achieve the effects of long-time anti-infection and analgesic, and the release is used for improving the comfort of patients.
Drawings
FIG. 1 is a view showing the whole structure of a catheter body according to embodiment 1;
FIG. 2 is an enlarged view of a portion of FIG. 1A;
FIG. 3 is a view showing the structure of the rear end of the catheter body of embodiment 1;
FIG. 4 is an enlarged view of a portion of B in FIG. 3;
FIG. 5 is a structural view of the catheter inner tube of example 2;
Fig. 6 is a structural view of the catheter tube of example 2 after the catheter tube is connected to the catheter body.
Detailed Description
Example 1
As shown in fig. 1, the present embodiment provides a multifunctional endotracheal intubation catheter, which includes a catheter body 1, a cuff set 2, and an elliptical member 9, wherein the elliptical member 9 is disposed on the catheter body 1 in the present embodiment.
Specifically, the appearance of pipe body 1 sets up to the arc, and the arc size sets up according to human tracheal structure, is equipped with the scale value on the pipe body 1, in order to prevent that pipe body 1 from being bitten to hold down the deformation, is unfavorable for the patient and ventilates, and pipe body 1 one end is equipped with mouthful pad 3, and mouthful pad 3 includes edge of a wing portion 31 and bite-block portion 32, and edge of a wing portion 31 sets up to straight slot mouth shape, and the one end that mouthful pad 3 is located is the rear end of endotracheal tube, and the other end of pipe body 1 is the front end of endotracheal tube.
Specifically, the flange portion 31 is configured as a straight slot, two ends of the flange portion 31 are respectively provided with an elastic ring, the elastic rings are used for being hung on ears of a patient to prevent the ventilation of the patient from being influenced by displacement of the catheter body 1, a sponge sheet is arranged in a contact area between the elastic rings and the ears, comfort level of wearing the elastic rings by the patient can be improved by the sponge sheet, as shown in fig. 4, preferably, a circle of tooth grooves 33 are formed in the outer layer of the tooth pad portion 32, and the comfort level of teeth of the patient can be improved by the aid of memory cotton, soft rubber and the like which are used as outer layers of the tooth pad portion 32.
Specifically, the outer side of the flange part 31 is provided with a first oxygen pipe joint 41, and the center of the catheter body 1 is provided with a gas channel, the gas channel is connected with the first oxygen pipe joint 41, and the gas channel is used for providing oxygen for a patient or facilitating the patient to discharge carbon dioxide.
Specifically, as shown in fig. 3 and 4, the side wall of the catheter body 1 is provided with a drug administration tube 5, a first air inflation tube 61, a second air inflation tube 62, a first sputum suction tube 81, a second sputum suction tube 82 and a body temperature transmission tube 7, and in the direction from the front end to the rear end, the side wall of the catheter body 1 is provided with a drug administration port 51, the drug administration port 51 is connected with the drug administration tube 5, and in order to distinguish the tubes, the drug administration tube 5, the first air inflation tube 61, the second air inflation tube 62, the first sputum suction tube 81, the second sputum suction tube 82 and the body temperature transmission tube 7 are set to be different colors.
Specifically, as shown in fig. 2, the cuff set 2 includes a first cuff 21 and a second cuff 22, the cuff set 2 is located at the front end, the first cuff 21 and the second cuff 22 are sequentially located on the outer side wall of the catheter body 1 from the front end to the rear end, a preset interval is arranged between the first cuff 21 and the second cuff 22, the first cuff 21 is connected with a first inflation tube 61, the second cuff 22 is connected with a second inflation tube 62, and the first cuff 21 and the second cuff 22 are alternately inflated or deflated for a period of time at intervals, so that one cuff is in a sufficient state, the other cuff is in a deflated state, and local long-time pressure ischemia necrosis of the air tube can be avoided by alternately inflating.
More specifically, as shown in fig. 2, the elliptical member 9 is provided at the front end of the catheter body 1, the elliptical member 9 has the same major axis direction as the catheter body 1, and the elliptical member 9 is provided with one or two ventilation holes 91 along the major axis direction of the elliptical member 9.
Sometimes, the lung of the patient needs different treatment modes, for example, when the left lung is healthy and the right lung is severely collapsed, the left lung is infused with a small amount of oxygen, and the right lung needs more oxygen. In the prior art, there are few different air-permeable tracheal intubation ways to distinguish the left lung from the right lung, so the position of the air vent 91 of the invention has three conditions, two air vents 91 are symmetrically arranged, and two air vents 91 are positioned at two ends of the flange part 31 and are respectively used for injecting oxygen into the left lung lobe and the right lung lobe of a patient; or only one vent hole 91 is provided at the left lung position; or only one vent hole 91 is provided at the right lung position.
In the prior art, the fiber bronchoscope is directly inserted into the trachea of a patient, so that discomfort or damage is caused to the patient, in the embodiment, the through hole 93 is formed in the center of the elliptical member 9, the fiber bronchoscope is conveniently inserted into the catheter body 1, the operation is simple and efficient, and the discomfort of the patient is reduced.
Specifically, as shown in fig. 2, the outer side wall of the catheter body 1 is sequentially provided with a first sputum suction hole 13 and a second sputum suction hole 14, the first sputum suction hole 13 is positioned at the front end of the first cuff 21, the first sputum suction hole 13 is connected with the first sputum suction pipe 81, the second sputum suction hole 14 is positioned between the first cuff 21 and the second cuff 22, the second sputum suction hole 14 is connected with the second sputum suction pipe 82, the first sputum suction hole 13 is used for sucking sputum in the lower layer of the trachea, and the second sputum suction hole 14 is used for sucking sputum in the upper layer of the trachea, in particular sputum between the first cuff 21 and the second cuff 22.
The two cuffs are positioned under the glottis and in the trachea, the first cuff 21 and the second cuff 22 are alternately inflated, and after the first cuff 21 is inflated and used for 4-6 hours, the second sputum suction tube 82 is utilized to fully suck sputum before the first cuff 21 is replaced and inflated so as to reduce the risk of lung infection caused by the inflow of the endocrine of the trachea of a patient into the lung.
More specifically, the pressure sensors are arranged in the first sleeve bag 21 and the second sleeve bag 22, so that the pressure values of the first sleeve bag 21 and the second sleeve bag 22 are accurately controlled, and a series of risks are prevented from being caused by explosion of the sleeve bags due to excessive inflation.
More specifically, the front end of the catheter body 1 is provided with a body temperature probe 71, the body temperature probe 71 is connected with the body temperature transmission tube 7, and the body temperature probe 71 is connected with the monitor through the body temperature transmission tube 7 and the connector so as to monitor the body temperature.
More specifically, in order to prevent excessive and rapid drug administration, an annular bag 52 is arranged at the drug administration port 51, the outer diameter of the annular bag 52 is smaller than the diameter of the sleeve bag group 2 when the sleeve bag group 2 is full of gas, the annular bag 52 is communicated with the drug administration tube 5, a plurality of drug outlet holes are formed in the side wall of the annular bag 52, the pore size of each drug outlet hole is far smaller than that of the drug administration port 51, and the annular bag 52 can be used for slowly releasing the drug into the trachea of a patient, so that the anti-inflammatory purpose is achieved.
More specifically, the relative position of the inner wall of the oval piece 9 is provided with a carbon dioxide sensor and an oxygen sensor which are respectively used for detecting the carbon dioxide content and the oxygen content of the front end of the catheter body 1, and in addition, the embodiment is also provided with an alarm which can be arranged on the monitor, when the carbon dioxide content and the oxygen content exceed the preset range, the alarm sounds an alarm, so that medical staff can conveniently and timely adjust the gas flow and the flow rate.
More specifically, the surface of the catheter body 1 is provided with an ultra-smooth antibacterial coating to reduce the damage of the catheter body to the trachea, the wall of the catheter body 1 is also provided with an anti-infection and analgesic drug which is released in a molecular form for a long time in a slow-release mode to achieve the effects of long-time anti-infection and analgesic, and the release improves the comfort of patients.
When this embodiment is used, a number of factors need to be considered to select an appropriate endotracheal tube: firstly, selecting a catheter body 1 with proper bending radian according to the basic condition of a patient, secondly, selecting a catheter body 1 with proper length by considering whether a fiber bronchoscope needs to be inserted in the later period, and selecting a catheter body 1 with a slightly short length of 0.5-1 cm if the fiber bronchoscope needs to be inserted in the later period; then, considering the illness state of the left and right lungs, selecting the catheter body 1 of one or two ventilation holes 91; determining the angle of the catheter body 1, slowly inserting the catheter body into the oral cavity of a patient, and ensuring that the vent hole 91 is positioned at a preset position; the teeth of the patient bite the bite-block part 32, and the elastic ring is hung on the ears of the patient; after connecting the pipes, inflating the first sleeve bag 21, and alternately inflating the first sleeve bag 21 and the second sleeve bag 22 for a preset period of time; the administration tube 5 is used for releasing a proper amount of anti-inflammatory medicine into the trachea of a patient to assist in diminishing inflammation; the first sputum aspirator tube 81 and the second sputum aspirator tube 82 are used at regular time; when the fiberoptic bronchoscope is inserted, it is inserted into the gas passage from the preformed hole in the sidewall of the catheter body 1, and is passed through the through hole 93 into the patient's trachea for viewing.
Example 2
As shown in fig. 5, this embodiment provides another multifunctional endotracheal intubation tube, which has substantially the same structure as embodiment 1, and the same points are not repeated, except that: also comprises a catheter inner tube 110, and an elliptical piece 9 is arranged at the front end of the catheter inner tube 110.
Specifically, as shown in fig. 6, a second oxygen pipe joint 111 is disposed at the rear end of the inner pipe 110, the inner pipe 110 is disposed in the gas channel, and the length of the inner pipe 110 is longer than that of the pipe body 1.
Specifically, the oval member 9 has one or two ventilation holes 91 along the major axis direction of the oval member 9, and the oval member 9 has no through hole 93 at the center, as the major axis direction of the oval member 9 is the same as the catheter inner tube 110.
More specifically, as shown in fig. 5, a third inflation tube 113 is disposed on the side wall of the inner tube 110 of the catheter, a third cuff 112 is disposed on the outer side wall of the inner tube 110 of the catheter, the third cuff 112 is connected to the third inflation tube 113, and a pressure sensor is disposed in the third cuff 112.
During the operation of a patient, firstly, the catheter body 1 is inserted into the oral cavity of the patient; then inserting the catheter inner tube 110 into the catheter body 1; inflating the third cuff 112 to be clung to the inner wall of the catheter body 1, and then supplementing oxygen to the patient through the inner catheter tube 110; thereafter, the gas in the third cuff 112 is withdrawn to flatten it, slowly withdrawing the catheter inner tube 110, and finally replenishing the patient with oxygen through the catheter body 1.
The above embodiments are merely for illustrating the technical ideas and features of the present invention, and are not meant to be exclusive or limiting. It will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention.
Claims (6)
1. The multifunctional trachea cannula catheter is characterized by comprising a catheter body (1), a cuff set (2), a catheter inner tube (110) and an elliptical piece (9);
The shape of the catheter body (1) is set to be arc, the arc is set according to the structure of a human trachea, one end of the catheter body (1) is provided with a mouth pad (3), the mouth pad (3) comprises a flange part (31) and a tooth pad part (32), the flange part (31) is set to be in a straight slot shape, one end of the mouth pad (3) is the rear end of the tracheal intubation catheter, the other end of the catheter body (1) is the front end of the tracheal intubation catheter, the center of the catheter body (1) is provided with a gas channel, the side wall of the catheter body (1) is provided with a drug administration tube (5), a first gas tube (61), a second gas tube (62), a first sputum suction tube (81) and a second sputum suction tube (82), a drug administration port (51) is arranged on the side wall of the catheter body (1) from the front end to the rear end, and the drug administration port (51) is connected with the drug administration tube (5);
the cuff set (2) comprises a first cuff (21) and a second cuff (22), the cuff set (2) is positioned at the front end, the direction from the front end to the rear end is the same, the first cuff (21) and the second cuff (22) are sequentially arranged on the outer side wall of the catheter body (1), a preset interval is arranged between the first cuff (21) and the second cuff (22), the first cuff (21) is connected with the first inflation tube (61), and the second cuff (22) is connected with the second inflation tube (62);
A third inflation tube (113) is arranged on the side wall of the inner catheter tube (110), a sleeve bag III (112) is arranged on the outer side wall of the inner catheter tube (110), the sleeve bag III (112) is connected with the third inflation tube (113), and the length of the inner catheter tube (110) is longer than that of the catheter body (1);
the elliptical piece (9) is arranged at the front end of the catheter inner tube (110), the catheter inner tube (110) is used for being inserted into the catheter body (1), and after the elliptical piece is inserted, the sleeve bag III (112) is positioned in the catheter body (1); the long axis direction of the elliptical piece (9) is the same as that of the tracheal cannula, and one or two vent holes (91) are formed in the elliptical piece (9) along the long axis direction of the elliptical piece (9);
The catheter is characterized in that a first sputum suction hole (13) and a second sputum suction hole (14) are sequentially formed in the outer side wall of the catheter body (1), the first sputum suction hole (13) is positioned at the front end of the first cuff (21), the first sputum suction hole (13) is connected with the first sputum suction pipe (81), the second sputum suction hole (14) is positioned between the first cuff (21) and the second cuff (22), and the second sputum suction hole (14) is connected with the second sputum suction pipe (82);
The outer side of the flange part (31) is provided with a first oxygen pipe joint (41), the gas channel is connected with the first oxygen pipe joint (41), and the rear end of the catheter inner pipe (110) is provided with a second oxygen pipe joint (111).
2. The multifunctional tracheal cannula catheter according to claim 1, wherein an annular bag (52) is arranged at the administration port (51), the outer diameter of the annular bag (52) is smaller than the diameter of the cuff group (2) when the cuff group is full of gas, the annular bag (52) is communicated with the administration tube (5), a plurality of medicine outlet holes are formed in the side wall of the annular bag (52), and the pores of the medicine outlet holes are smaller than those of the administration port (51).
3. The multifunctional tracheal cannula catheter according to claim 1, wherein a body temperature transmission tube (7) is further arranged on the side wall of the catheter body (1), a body temperature probe (71) is arranged at the front end of the catheter body (1), and the body temperature probe (71) is connected with the body temperature transmission tube (7).
4. The multifunctional endotracheal intubation tube according to claim 1, wherein the relative position of the inner wall of the elliptical member (9) is provided with a carbon dioxide sensor and an oxygen sensor.
5. The multifunctional endotracheal tube according to claim 1, wherein pressure sensors are provided in the first cuff (21), the second cuff (22) and the third cuff (112).
6. The multifunctional endotracheal tube according to claim 1, wherein the bite block (32) is provided with a ring of tooth grooves (33) on the outer layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110793637.0A CN113289188B (en) | 2021-07-14 | 2021-07-14 | A multifunctional endotracheal intubation catheter |
Applications Claiming Priority (1)
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| CN2836834Y (en) * | 2005-07-29 | 2006-11-15 | 马浩南 | Disposable double-sac tracheal cannula |
| CN201775850U (en) * | 2010-04-15 | 2011-03-30 | 张世栋 | Parallel double-cuff infection-preventive long-term indwelling tracheal cannula |
| CN210813277U (en) * | 2019-07-10 | 2020-06-23 | 方华 | Bronchial ventilation catheter |
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