CN112791290B - Sputum-sucking drug-injecting tracheal cannula - Google Patents
Sputum-sucking drug-injecting tracheal cannula Download PDFInfo
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- CN112791290B CN112791290B CN202110154192.1A CN202110154192A CN112791290B CN 112791290 B CN112791290 B CN 112791290B CN 202110154192 A CN202110154192 A CN 202110154192A CN 112791290 B CN112791290 B CN 112791290B
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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
- A61M16/0463—Tracheal tubes combined with suction tubes, catheters or the like; Outside connections
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/267—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the respiratory tract, e.g. laryngoscopes, bronchoscopes
- A61B1/2676—Bronchoscopes
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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
- A61M31/00—Devices for introducing or retaining media, e.g. remedies, in cavities of the body
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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
- A61M2210/00—Anatomical parts of the body
- A61M2210/10—Trunk
- A61M2210/1025—Respiratory system
- A61M2210/1032—Trachea
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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Abstract
The invention discloses a sputum suction and drug injection type tracheal cannula, which belongs to the technical field of surgical medical equipment and comprises a main tube body, a sputum suction tube, a probe device, a drug injection tube and a main inflation tube, wherein the top of the main tube body is connected with a breathing machine connector, a pin is arranged at the bottom of the main tube body, a protective layer is arranged on the outer wall of the pin, the protective layer is a mixture of gelatin and starch, a main air bag is arranged below the outer wall of the main tube body, and the main inflation tube is arranged on the right side of the main tube body.
Description
Technical Field
The invention relates to the technical field of surgical medical equipment, in particular to a sputum-sucking and drug-injecting tracheal cannula.
Background
The tracheal intubation refers to a technology of placing a special tracheal catheter into a trachea through a glottis, which can provide optimal conditions for smooth airway, ventilation and oxygen supply, respiratory tract suction, erroneous suction prevention and the like, and in the using process, medicine needs to be fed through the tracheal catheter, and along with the development of technology, people research out the tracheal intubation capable of carrying out medicine injection, but the existing tracheal intubation has no backflow prevention function at a medicine injection port and a sputum suction port, medicine can flow back into the medicine injection tube through the medicine injection port when the medicine injection is carried out, sputum can flow back into the trachea from the sputum suction tube when the sputum suction is carried out, and the traditional tracheal intubation is inconvenient to carry out simultaneously with the operation of medicine injection and sputum suction, and has lower efficiency when the traditional tracheal intubation is used.
Disclosure of Invention
The invention aims to provide a sputum-sucking and drug-injecting tracheal cannula, which solves the problems that the prior art does not have a backflow prevention function, is inconvenient to perform drug injection and sputum-sucking operation simultaneously, and has lower efficiency because the drug injection and the sputum-sucking operation are separated.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a inhale phlegm and annotate medicine type trachea cannula, includes the body of being responsible for, inhale phlegm pipe, probe device, annotates medicine pipe, main gas tube, be connected with breathing machine joint at the body top of being responsible for, be responsible for the body bottom and be equipped with the pin, the outer wall of pin is equipped with the protective layer, the protective layer is the mixture of gelatin and starch, be responsible for body outer wall below and be equipped with main gasbag, main gas tube establishes the right side of being responsible for the body, be responsible for body outer wall middle part and be equipped with the ballonet, main gas tube is connected with the ballonet, through tracheal intercommunication between ballonet and the main gasbag, be equipped with the medicine injection mouth below the body of being responsible for, the medicine injection mouth inner wall installs silica gel anti-reflux gasket one, the medicine pipe bottom runs through the body of being responsible for inside and with the medicine injection mouth intercommunication, the probe device installs in the body of being responsible for front outer wall top, the top and the medicine injection mouth connection, be equipped with the ballonet mouth connection, the medicine injection mouth is equipped with the flow restriction groove, the flow restriction groove is equipped with the flow restriction piece in the side of being responsible for the body of being responsible for, the side is equipped with the flow restriction groove, the flow restriction groove is seted up with the flow restriction groove in the fixed in the side of the body of being responsible for, the side is equipped with the flow restriction groove.
Preferably, the top of the sputum suction pipe is communicated with a sputum suction joint, the outer wall of the sputum suction joint is connected with a sealing cover through a rubber belt, the top of the main inflation pipe is connected with a main airbag display small bag, and the main airbag display small bag and the top are connected with a main airbag inflation interface.
Preferably, the probe device comprises a first baffle ring, a second baffle ring, a sleeve, a probe tube, a probe, an adjusting head and a light channel hose, wherein the first baffle ring and the second baffle ring are both sleeved on the outer wall of the main pipe body, the second baffle ring is positioned above the medicine injection port, and the first baffle ring is positioned above the auxiliary air bag.
Preferably, the sleeve is arranged on the front surface of the outer wall of the main pipe body, the outer wall of the sleeve is attached to the inner wall of the auxiliary air bag, the probe pipe is inserted into the sleeve, the first baffle ring and the second baffle ring are longitudinally provided with a first movable groove, the top of the probe pipe penetrates through the first movable groove to be connected with the adjusting head, and the bottom of the probe pipe penetrates through the first movable groove to be connected with the probe.
Preferably, a second movable groove is longitudinally formed in the adjusting head, the light path hose is located in the second movable groove, an adjusting valve is arranged in the adjusting head, and the light path hose and the probe tube are connected with the adjusting valve.
Preferably, the main pipe body is internally and longitudinally provided with a breathing hole groove, the middle part of the upper part in the sputum suction pipe is longitudinally provided with a first sputum discharge groove, the middle part of the lower part in the sputum suction pipe is longitudinally provided with a second sputum discharge groove, the middle part in the sputum suction pipe is provided with a buffer groove, and the first sputum discharge groove, the buffer groove and the second sputum discharge groove are mutually communicated.
Preferably, a second silica gel backflow prevention gasket is arranged on the inner wall of the buffer groove, a shunt groove is longitudinally formed in the left side and the right side of the upper portion in the sputum suction tube, the shunt groove is communicated with the buffer groove, and the inner diameter of the first sputum discharge groove is larger than that of the second sputum discharge groove.
Preferably, the bottom of the sputum aspirator is positioned in the main pipe body, and a chamfer is arranged at the joint of the bottom of the sputum aspirator and the sputum aspirator.
Compared with the prior art, the invention has the beneficial effects that:
1) According to the invention, the protective layer is arranged on the outer wall of the pin, so that the damage to the trachea is reduced when the pin is inserted into the trachea, the pain of a patient is relieved, and meanwhile, the mixture of gelatin and starch can be dissolved by a human body, so that the device is safe and reliable, and has no side effect.
2) The invention is provided with the probe device which is connected with the external display equipment, can more clear and intuitively observe the condition inside the trachea, judge the condition inside the trachea, and is convenient for checking the effects of medicine injection and sputum suction.
3) According to the invention, the first silica gel backflow prevention gasket is arranged on the inner wall of the medicine injection port, medicine is pressurized in the medicine injection pipe, the pressure in the medicine injection pipe is larger than the pressure outside the medicine injection port, the first silica gel backflow prevention gasket is opened, the medicine enters the air pipe from the medicine injection port, the medicine stops pressurizing in the medicine injection pipe after the medicine injection is finished, and the first silica gel backflow prevention gasket is closed, so that the medicine cannot enter the medicine injection pipe from the medicine injection port, an effective backflow prevention effect is achieved, and the medicine pollution caused by backflow in the medicine injection pipe is avoided.
4) When the invention is operated, the medicine is required to be injected to dilute the sputum in the trachea, when the sputum is conveniently sucked out, the medicine is input into the medicine injection tube, the sputum suction joint is externally connected with the sputum suction equipment, the sputum suction equipment works to generate negative pressure in the sputum suction tube, the sputum in the trachea between the main air bag and the auxiliary air bag is sucked out, meanwhile, the pressure between the main air bag and the auxiliary air bag is fixed, the negative pressure is generated in the sputum suction tube, so that the negative pressure is generated in the trachea between the main air bag and the auxiliary air bag, at the moment, the pressure in the medicine injection tube is higher than the pressure between the main air bag and the auxiliary air bag, the silica gel backflow prevention gasket is opened, the medicine enters the trachea and is sucked out by the sputum suction tube after being mixed with the sputum in the trachea, the operation of medicine injection and the sputum suction is realized, and the treatment efficiency is improved.
5) The invention is provided with a plurality of medicine inlets, when the medicine is injected, different medicines can be injected into the medicine injection interface, various medicines do not need to be frequently replaced, the time is saved, and the sliding magnetic block can drive the flow limiting piece to rotate, so that the flow of the injected medicine is more convenient to adjust.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of the structure of the drug injection tube of the present invention;
FIG. 3 is a schematic view of the internal structure of the sputum aspirator according to the present invention;
FIG. 4 is an enlarged schematic view of the invention at A in FIG. 1;
FIG. 5 is a top view of the injection joint of the present invention;
FIG. 6 is a schematic diagram of the internal structure of the injection joint of the present invention.
In the figure: the device comprises a main pipe body 1, a breathing machine joint 2, a sputum suction pipe 3, a sputum suction joint 4, a medicine injection port 5, a medicine injection pipe 6, an adjusting head 7, a light channel hose 8, a probe pipe 9, a first baffle ring 10, a sleeve pipe 11, a main air bag 12, a protective layer 13, a pin 14, a main air bag inflation port 15, a main air bag display small bag 16, a main air bag 17, a second baffle ring 18, a probe 19, a medicine injection port 20, a sputum suction port 21, a secondary air bag 22, a shunt groove 23, a silica gel backflow prevention gasket 24, a breathing hole groove 25, a first sputum discharge groove 26, a buffer groove 27, a second sputum discharge groove 28, a fixed ring 29, a medicine inlet 30, a magnetic block 31, a flow limiting groove 32, a flow limiting wall 33 and a flow limiting sheet 34.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Examples:
referring to fig. 1-6, the present invention provides a technical solution: the sputum aspiration and drug injection type tracheal cannula comprises a main tube body 1, a sputum aspiration tube 3, a probe device, a drug injection tube 6 and a main inflation tube 17, wherein the top of the main tube body 1 is connected with a breathing machine connector 2, the breathing machine connector 2 is connected with a breathing machine, a patient breathes with the breathing machine through a breathing hole groove 25, a pin 14 is arranged at the bottom of the main tube body 1, a protective layer 13 is arranged on the outer wall of the pin 14, the protective layer 13 is a mixture of gelatin and starch, the protective layer 13 can avoid the pin 14 from damaging the trachea, pain of the patient is relieved, the protective layer 13 can be dissolved by a human body, a main air bag 12 is arranged below the outer wall of the main tube body 1, the main inflation tube 17 is arranged on the right side of the main tube body 1, an auxiliary air bag 22 is arranged in the middle of the outer wall of the main tube body 1, the main inflation tube 17 is connected with the auxiliary air bag 22, the auxiliary air bag 22 is communicated with the main air bag 12 through the trachea, the auxiliary air bag 22 and the main air bag 12 can be inflated through the main inflation tube 17, the operation of medicine injection and sputum suction is convenient, the medicine injection port 20 is arranged below the outer wall of the main tube body 1, the silica gel backflow prevention gasket I is arranged on the inner wall of the medicine injection port 20, the bottom of the medicine injection tube 6 penetrates through the inside of the main tube body 1 and is communicated with the medicine injection port 20, medicine is pressurized in the medicine injection tube 6, the pressure in the medicine injection tube 6 is greater than the external pressure of the medicine injection port 20, the silica gel backflow prevention gasket I is opened, the medicine enters the trachea from the medicine injection port 20, the pressurizing in the medicine injection tube 6 is stopped after the medicine injection is finished, the silica gel backflow prevention gasket I is closed, so that the medicine cannot enter the medicine injection tube from the medicine injection port, the effective backflow prevention effect is achieved, the medicine pollution caused by backflow in the medicine injection tube 6 is avoided, the sputum suction port 21 is arranged below the medicine injection port 20, the bottom of the sputum suction pipe 3 penetrates through the main pipe body 1 and is communicated with the sputum suction port 21, the sputum suction pipe can be externally connected with sputum suction equipment, the sputum suction equipment works to enable the sputum suction pipe 3 to generate negative pressure, sputum in the air pipe between the main air bag 12 and the auxiliary air bag 22 is sucked out, meanwhile, the negative pressure is generated in the air pipe between the main air bag 12 and the auxiliary air bag 22 due to the negative pressure generated in the sputum suction pipe 3, the pressure intensity in the medicine injection pipe 6 is higher than the pressure intensity in the air pipe between the main air bag 12 and the auxiliary air bag 22, the silica gel backflow prevention gasket is opened, medicine enters the air pipe and is mixed with the sputum in the air pipe to be sucked out by the sputum suction pipe 3, the operation of medicine injection and sputum suction is realized, the probe device is arranged above the front outer wall of the main pipe body 1 and can be externally connected with display equipment, the condition in the air pipe can be more cleared and intuitively observed, and the condition in the air pipe can be judged, meanwhile, the effects of medicine injection and sputum suction are also convenient to check, the top of the medicine injection pipe 6 is connected with the medicine injection interface 5, the top of the medicine injection interface 5 is provided with medicine inlet 30, the number of the medicine inlet 30 is not less than 2, different medicines can be injected into the medicine injection interface 5 during medicine injection, frequent replacement of various medicines is not needed, time is saved, the medicine injection interface 5 is internally and longitudinally provided with a limited groove 32, the limited groove 32 is communicated with the medicine inlet 30 and the medicine injection pipe 6, the left side of the inner bottom of the limited groove 32 is provided with a limited wall 33, the medicine enters the limited groove 32 and is limited by the limited wall 33, the top of the limited wall 33 is movably connected with a limited sheet 34, the lower part of the outer wall of the medicine injection interface 5 is sleeved with a fixed ring 29, a chute is transversely arranged in the fixed ring 29, a magnetic block 31 is slidingly connected in the chute, the limited sheet 34 and the magnetic block 31 are mutually attracted, the sliding magnetic block 31 can drive the current limiting piece 34 to rotate, and when the current limiting piece 34 rotates, medicine can only flow out from a gap between the current limiting piece 34 and the current limiting wall 33, so that the flow of medicine injection can be regulated more conveniently.
The top of inhaling phlegm pipe 3 and inhaling phlegm and connect 4 intercommunication, the outer wall that inhales phlegm and connect 4 is connected with the closing cap through the rubber tape, can play the closure effect to inhaling phlegm and connect 4, main gas tube 17 top and main gasbag show the sacculus 16 be connected, main gasbag show the sacculus 16 can show the atmospheric pressure in main gasbag 12 and the ballonet 22, main gasbag shows sacculus 16, top and main gasbag inflation interface 15 are connected.
The probe device comprises a first baffle ring 10, a second baffle ring 18, a sleeve 11, a probe tube 9, a probe 19, an adjusting head 7 and a light channel hose 8, wherein the first baffle ring 10 and the second baffle ring 18 are sleeved on the outer wall of the main pipe body 1, the second baffle ring 18 is positioned above the medicine injection port 20, the first baffle ring 10 is positioned above the auxiliary air bag 22, and the first baffle ring 10 and the second baffle ring 18 are used for fixing the probe tube 9.
The sleeve 11 is arranged on the front surface of the outer wall of the main pipe body 1, the outer wall of the sleeve 11 is attached to the inner wall of the auxiliary air bag 22, the probe pipe 9 is inserted into the sleeve 11, the first baffle ring 10 and the second baffle ring 18 are longitudinally provided with a first movable groove, the top of the probe pipe 9 penetrates through the first movable groove to be connected with the adjusting head 7, and the bottom of the probe pipe 9 penetrates through the first movable groove to be connected with the probe 19.
The movable groove II is longitudinally formed in the adjusting head 7, the light path hose 8 is located in the movable groove II, an adjusting valve is arranged in the adjusting head 7, the light path hose 8 and the detecting tube 9 are connected with the adjusting valve, the adjusting head 7 is externally connected with display equipment, and the light path hose 8 is controlled to adjust the angle of the probe 19 through the detecting tube 9 so as to detect the air pipe.
The main pipe body 1 is internally and longitudinally provided with a breathing hole groove 25, the middle part of the upper part in the sputum suction pipe 3 is longitudinally provided with a first sputum discharge groove 26, the middle part of the lower part in the sputum suction pipe 3 is longitudinally provided with a second sputum discharge groove 28, the middle part in the sputum suction pipe 3 is provided with a buffer groove 27, and the first sputum discharge groove 26, the buffer groove 27 and the second sputum discharge groove 28 are mutually communicated.
The silica gel backflow prevention gasket two 24 is installed on the inner wall of the buffer groove 27, the splitter boxes 23 are longitudinally formed in the left side and the right side of the upper portion in the sputum suction tube 3, the splitter boxes 23 are communicated with the buffer groove 27, the inner diameter of the first sputum discharge groove 26 is larger than that of the second sputum discharge groove 28, when negative pressure is generated in the sputum suction tube 3, the silica gel backflow prevention gasket two 24 is opened, a mixture of medicine and sputum enters the first sputum discharge groove 26 through the buffer groove 27 through the second sputum discharge groove 28 and is sucked out by sputum suction equipment, in the sucking process of the mixture, as the inner diameter of the first sputum discharge groove 26 is larger than that of the second sputum discharge groove 28, a part of the mixture can flow back in the first sputum discharge groove 26, the backflow mixture is blocked by the second silica gel backflow prevention gasket 24 and sucked out through the splitter boxes 23, and the condition that the mixture flows back in the sputum suction tube 3 is effectively avoided.
The bottom of the sputum suction pipe 3 is positioned in the main pipe body 1, and a chamfer is arranged at the joint of the bottom of the sputum suction pipe 3 and the sputum suction port 21, so that the sputum can be sucked out more easily.
Working principle: the pin 14 is inserted into the trachea, the protective layer 13 can avoid the damage of the pin 14 to the trachea, the pain of a patient is relieved, meanwhile, the protective layer 13 can be dissolved by a human body, the adjusting head 7 is externally connected with display equipment, the light path hose 8 is controlled to adjust the angle of the probe 19 through the probe tube 9, the trachea is explored, when the probe 19 reaches the position which needs to be operated in the trachea, the auxiliary air bag 22 and the main air bag 12 are inflated through the main air bag inflation interface 15, the medicine is input into the medicine injection tube 6, the sputum suction joint 4 is externally connected with sputum suction equipment, the sputum suction equipment works to generate negative pressure in the sputum suction tube 3, sputum in the trachea between the main air bag 12 and the auxiliary air bag 22 is sucked out, meanwhile, the negative pressure is generated in the trachea between the main air bag 12 and the auxiliary air bag 22 due to the negative pressure generated in the sputum suction tube 3, at this time, the pressure in the medicine injection tube 6 is higher than the pressure in the air tube between the main air bag 12 and the auxiliary air bag 22, the silica gel backflow prevention gasket is opened, medicine enters the air tube and is mixed with phlegm in the air tube to be sucked out by the phlegm suction tube 3, so that the operation of injecting medicine and sucking phlegm is realized, when negative pressure is generated in the phlegm suction tube 3, the silica gel backflow prevention gasket is opened, the mixture of medicine and phlegm enters the first phlegm discharge groove 26 through the second phlegm discharge groove 28 through the buffer groove 27 and is sucked out by the phlegm suction device, and in the sucking process, as the inner diameter of the first phlegm discharge groove 26 is higher than the inner diameter of the second phlegm discharge groove 28, part of mixture can flow back in the first phlegm discharge groove 26, the backflow mixture is blocked by the second silica gel backflow prevention gasket 24 and is sucked out by the shunt groove 23, and the backflow of the mixture in the phlegm suction tube 3 is effectively avoided.
While the fundamental and principal features of the invention and advantages of the invention have been shown and described, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a inhale phlegm and annotate medicine type trachea cannula, includes main body (1), inhale phlegm pipe (3), probe unit, annotate medicine pipe (6), main gas tube (17), its characterized in that: the utility model discloses a sputum-injection device, which is characterized in that the top of a main pipe body (1) is connected with a breathing machine joint (2), a pin (14) is arranged at the bottom of the main pipe body (1), a protective layer (13) is arranged on the outer wall of the pin (14), the protective layer (13) is a mixture of gelatin and starch, a main air bag (12) is arranged below the outer wall of the main pipe body (1), a main air charging pipe (17) is arranged on the right side of the main pipe body (1), an auxiliary air bag (22) is arranged in the middle of the outer wall of the main pipe body (1), the main air charging pipe (17) is connected with the auxiliary air bag (22), an injection port (20) is arranged below the outer wall of the main pipe body (1) through air pipe communication between the auxiliary air bag (22) and the main air bag (12), a silica gel backflow prevention gasket is arranged on the inner wall of the injection port (20), an aspiration port (21) is arranged below the bottom of the injection pipe (6) and penetrates through the inside the main pipe body (1) and is communicated with the injection port (20), an aspiration port (3) penetrates through the bottom of the main pipe (1) and is arranged inside the main pipe body (1) and is communicated with the injection port (2), the sputum-injection port (30) is arranged on the front side of the main pipe (1) and is not communicated with the injection port (30), the utility model discloses a medicine injection device, including medicine injection interface (5), fixed ring (29) has been seted up to medicine injection interface (5) inner longitudinal direction, flow limit groove (32) and medicine inlet (30), medicine injection pipe (6) intercommunication, bottom left side is equipped with flow limiting wall (33) in flow limiting groove (32), flow limiting wall (33) top swing joint has flow limiting piece (34), fixed ring (29) have been cup jointed to medicine injection interface (5) outer wall below, the spout has transversely been seted up in fixed ring (29), sliding connection has magnetic path (31) in the spout, flow limiting piece (34) and magnetic path (31) inter attraction.
2. The sputum-aspirating and drug-injecting tracheal cannula according to claim 1, wherein: the top of inhaling phlegm pipe (3) is connected with inhaling phlegm joint (4), the outer wall that inhales phlegm joint (4) is connected with the sealing cap through the rubber tape, main gas tube (17) top is connected with main gasbag demonstration sacculus (16), main gasbag shows sacculus (16), top and main gasbag inflation interface (15) are connected.
3. The sputum-aspirating and drug-injecting tracheal cannula according to claim 1, wherein: the probe device comprises a first baffle ring (10), a second baffle ring (18), a sleeve (11), a probe tube (9), a probe (19), an adjusting head (7) and a light channel hose (8), wherein the first baffle ring (10) and the second baffle ring (18) are sleeved on the outer wall of the main pipe body (1), the second baffle ring (18) is located above the drug injection port (20), and the first baffle ring (10) is located above the auxiliary air bag (22).
4. A sputum aspiration and infusion type endotracheal tube according to claim 3, wherein: the casing (11) is installed in the front of the outer wall of the main pipe body (1), the outer wall of the casing (11) is attached to the inner wall of the auxiliary air bag (22), the probe pipe (9) is inserted into the casing (11), the first baffle ring (10) and the second baffle ring (18) are both longitudinally provided with the first movable groove, the top of the probe pipe (9) penetrates through the first movable groove to be connected with the adjusting head (7), and the bottom of the probe pipe (9) penetrates through the first movable groove to be connected with the probe (19).
5. A sputum aspiration and infusion type endotracheal tube according to claim 3, wherein: the optical path hose is characterized in that a second movable groove is longitudinally formed in the adjusting head (7), the optical path hose (8) is located in the second movable groove, an adjusting valve is arranged in the adjusting head (7), and the optical path hose (8) and the probe tube (9) are connected with the adjusting valve.
6. The sputum-aspirating and drug-injecting tracheal cannula according to claim 1, wherein: the main pipe body (1) is internally and longitudinally provided with a breathing hole groove (25), the middle part of the upper part in the sputum suction pipe (3) is longitudinally provided with a first sputum discharge groove (26), the middle part of the lower part in the sputum suction pipe (3) is longitudinally provided with a second sputum discharge groove (28), the middle part in the sputum suction pipe (3) is provided with a buffer groove (27), and the first sputum discharge groove (26), the buffer groove (27) and the second sputum discharge groove (28) are mutually communicated.
7. The sputum-aspirating and drug-injecting tracheal cannula according to claim 6, wherein: the inner wall of the buffer groove (27) is provided with a silica gel backflow prevention gasket II (24), the left side and the right side of the upper part in the sputum suction tube (3) are longitudinally provided with a diversion groove (23), the diversion groove (23) is communicated with the buffer groove (27), and the inner diameter of the first sputum discharge groove (26) is larger than that of the second sputum discharge groove (28).
8. The sputum-aspirating and drug-injecting tracheal cannula according to claim 1, wherein: the bottom of the sputum suction pipe (3) is positioned inside the main pipe body (1), and a chamfer is arranged at the joint of the bottom of the sputum suction pipe (3) and the sputum suction port (21).
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| CN114306859A (en) * | 2022-02-11 | 2022-04-12 | 康艾德(广州)医疗科技有限公司 | Visual double-cavity bronchial catheter with sampling device and using method thereof |
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