CN211675757U - Oxygen-feeding nasopharynx air duct of endoscope - Google Patents
Oxygen-feeding nasopharynx air duct of endoscope Download PDFInfo
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- CN211675757U CN211675757U CN202020024716.6U CN202020024716U CN211675757U CN 211675757 U CN211675757 U CN 211675757U CN 202020024716 U CN202020024716 U CN 202020024716U CN 211675757 U CN211675757 U CN 211675757U
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Abstract
An endoscope oxygen supply nasopharynx air duct relates to the field of nasopharynx air ducts and comprises an air duct, wherein an esophagus plugging cuff is arranged at the end, close to a human body, of the air duct, an inclined end is arranged at the tail end of the air duct, a scale mark is arranged on the outer surface of the end, far away from the human body, of the air duct, and a CO (carbon monoxide) is further arranged on the endoscope oxygen supply nasopharynx air duct2Monitoring and oxygen delivery conduits, said CO2One end of the monitoring catheter and one end of the oxygen delivery catheter are both arranged in the side wall of the ventilation catheter, and the other ends are respectively connected with CO2A monitoring joint and an oxygen delivery joint,CO2the openings at the tail ends of the monitoring catheter and the oxygen delivery catheter are arranged at the bottom of the inclined end of the ventilation catheter. The utility model discloses can solve the nasopharynx air vent and do not possess end-expiratory CO2The monitoring function and the oxygen supply function are easy to damage the mucous membrane of the airway, the ventilation catheter is easy to slide out of the nasal cavity, and the medical care personnel can not know the insertion depth of the ventilation catheter.
Description
Technical Field
The utility model belongs to the technical field of the nasopharynx air vent and specifically relates to an oxygen nasopharynx air vent is given to endoscope.
Background
The nasopharyngeal airway is also called as a nasopharyngeal airway, is a simple and convenient extra-glottic airway device, and is used for relieving upper respiratory obstruction and keeping the airway smooth. Doctors and nurses in clinical departments such as anesthesia departments, respiratory medicine departments, ICUs, emergency departments and the like are often used as airway management auxiliary appliances at present.
Medical safety is always pursued by anesthesiologists, and a plurality of known experts in the field of anesthesia emphasize the monitoring of end-call CO of intravenous anesthesia patients for a plurality of times2Of importance, end-tidal CO2Monitoring is an important index for monitoring vital signs of patients in anesthesia, and the end-tidal CO of the patients in operation is monitored2There is currently no suitable device. Simultaneous CO monitoring, in particular during endoscopic patient surgery2Oxygen absorption is needed, and if the existing oxygen absorption tube is used for absorbing oxygen, CO cannot be effectively monitored2. If a tube is respectively placed in two nostrils, one side supplies oxygen and the other side monitors CO2The operation is not convenient. Clinically, the existing nasopharyngeal airway is one of the tools commonly used for airway management, and the nasopharynx airway has the functions of keeping the airway unobstructed and assisting the oral and nasal airway ventilation, can not be operated simultaneously with the real-time monitoring of the vital signs of patients, and also has the function of assisting the oxygen ventilation in difficult airways.
The tip of the existing nasopharyngeal airway is provided with an inclined section so as to be convenient for the insertion of an airway tube, but the airway tube is often scratched when being inserted, so that the airway is damaged.
Only set up an esophagus shutoff cuff on current nasopharynx air vent, this cuff's effect is the open safe air vent of when shutoff esophagus, and in the actual use process, esophagus shutoff cuff can slide from top to bottom, and the air duct often can upwards follow the nasal cavity roll-off of human body, and esophagus shutoff cuff can't prevent air duct from the nasal cavity roll-off.
The existing nasopharyngeal airway is not provided with scale marks, so that medical staff cannot know the insertion depth of the airway, especially in the emergency without fluoroscopy equipment.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide an endoscope oxygen supply nasopharynx air duct, which solves the problem that the nasopharynx air duct does not have end-tidal CO2The monitoring function and the oxygen supply function are easy to damage the mucous membrane of the airway, the ventilation catheter is easy to slide out of the nasal cavity, and the medical care personnel can not know the insertion depth of the ventilation catheter.
The utility model provides a technical scheme that its technical problem adopted is: an endoscope oxygen supply nasopharynx air duct comprises an air duct, wherein an esophagus blocking cuff is arranged at the end, close to a human body, of the air duct, an inclined end is arranged at the tail end of the air duct, a scale mark is arranged on the outer surface of the end, far away from the human body, of the air duct, and a CO (carbon monoxide) is further arranged in the endoscope oxygen supply nasopharynx air duct2Monitoring and oxygen delivery conduits, said CO2One end of the monitoring catheter and one end of the oxygen delivery catheter are both arranged in the side wall of the ventilation catheter, and the other ends are respectively connected with CO2Monitoring and oxygen delivery joints, CO2The opening parts at the tail ends of the monitoring catheter and the oxygen delivery catheter are arranged at the bottom of the inclined end of the ventilation catheter, the tail end of the inclined end of the ventilation catheter is provided with a flange, the flange and the ventilation catheter are integrally formed and made of soft materials, the flange is integrally arc-shaped and is bent towards the central axis of the ventilation catheter, the bottom surface of the flange is provided with a first arc surface, the side surface of the flange is provided with a second arc surface, and the extending distance of the flange in the horizontal direction is not more than 1/2 of the inner diameter of the cross section of the ventilation catheter.
Further, the airway tube is provided with an airway adapter at an end remote from the body.
Further, the CO is2A first Murphy's hole is arranged on the side surface of the monitoring catheter close to the human body end, and the cross section of the first Murphy's holeProduct of not less than CO2The cross-sectional area of the catheter was monitored for 80%.
Further, a second Murphy's hole is arranged on the side surface of the oxygen delivery pipe close to the human body end, and the sectional area of the second Murphy's hole is not less than 80% of the sectional area of the oxygen delivery pipe.
Furthermore, the oxygen supply nasopharyngeal airway of the endoscope is also provided with an esophagus plugging cuff inflation tube, one end of the esophagus plugging cuff inflation tube is arranged in the side wall of the ventilation catheter, the end head of the esophagus plugging cuff inflation tube is provided with an esophagus plugging cuff inflation gap, the other end of the esophagus plugging cuff inflation tube is connected with an esophagus plugging cuff inflation joint, and the esophagus plugging cuff inflation gap is communicated with the esophagus plugging cuff.
Further, the airway tube is provided with an anti-skid cuff at one end away from the human body.
Furthermore, the oxygen-feeding nasopharyngeal airway of the endoscope is further provided with an anti-skid cuff inflation tube, one end of the anti-skid cuff inflation tube is arranged in the side wall of the airway tube, an anti-skid cuff inflation gap is arranged at the end head of the anti-skid cuff inflation tube, the other end of the anti-skid cuff inflation tube is connected with an anti-skid cuff inflation connector, and the anti-skid cuff inflation gap is communicated with the anti-skid cuff.
Further, the scale mark extends from the upper end of the anti-slip cuff to the lower end of the airway adapter.
Furthermore, the material of flange is medical soft silica gel.
Furthermore, the end of the ventilation catheter, which is far away from the human body, is provided with a silica gel nasal plug pad, and the scale marks extend from the upper end of the silica gel nasal plug pad to the lower end of the ventilation adapter.
The utility model discloses following beneficial effect has:
1. the utility model arranges CO on the nasopharyngeal aeration pipe2Monitoring and oxygen delivery catheters, in use, deliver CO2The monitoring catheter and the oxygen delivery catheter are respectively connected with CO2The monitoring device is connected with the high-frequency oxygen supply branch pipe, so that the oxygen supply requirement can be realized while the concentration of the end-expiratory carbon dioxide is analyzed, the lung ventilation and air exchange functions are improved, and the normal operation of the endoscopic surgery is ensured.
2. The utility model discloses slope end lower part at the pipe of ventilating sets up the flange, and the bottom surface and the side of flange are the cambered surface and its extend distance at the horizontal direction is no longer than the 1/2 of pipe cross section internal diameter of ventilating, and the flange not only can prevent slope end fish tail air flue mucous membrane, can not hinder the normal of pipe of ventilating moreover.
3. The utility model discloses set up anti-skidding gasbag, anti-skidding gasbag aerifys the back card and puts at the nasal cavity, can prevent to ventilate the pipe roll-off from the nasal cavity.
4. The utility model discloses set up the scale sign, made things convenient for medical personnel to observe the degree of stretching into of pipe of ventilating at the pharynx end, it is too dark or too shallow to stretch into during the prevention use.
Drawings
FIG. 1 is a schematic view of the structure of the present invention when an anti-slip cuff is used;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 3 is a schematic structural view of the silica gel nasal plug pad of the present invention.
Detailed Description
Example 1:
as shown in figures 1 and 2, an endoscope oxygen-feeding nasopharyngeal airway comprises an airway tube 1, wherein the end of the airway tube 1 close to the human body is provided with an esophagus blocking cuff 53, the tail end of the airway tube 1 is provided with an inclined end, and is characterized in that the outer surface of the end of the airway tube 1 far away from the human body is provided with a scale mark 12, and the endoscope oxygen-feeding nasopharyngeal airway is also provided with a CO2Monitoring conduit 22 and oxygen delivery conduit 32, said CO2One end of the monitoring catheter 22 and one end of the oxygen delivery catheter 32 are both arranged in the side wall of the ventilation catheter 1, and the other ends are respectively connected with CO2Monitor connection 21 and oxygen delivery connection 31, CO2Openings at the tail ends of the monitoring catheter 22 and the oxygen delivery catheter 32 are arranged at the bottom of the inclined end of the ventilation catheter 1, the tail end of the inclined end of the ventilation catheter 1 is provided with a flange 13, the flange 13 and the ventilation catheter 1 are integrally formed and made of soft materials, the flange 13 is integrally arc-shaped and bent towards the central axis of the ventilation catheter 1, the bottom surface of the flange 13 is provided with a first arc surface 131, the side surface of the flange 13 is provided with a second arc surface 132, and the extension distance of the flange 13 in the horizontal direction is not equal to the extension distance of the flange 13 in1/2 beyond the inner diameter of the cross-section of airway tube 1.
The utility model arranges CO on the nasopharyngeal aeration pipe2Monitoring and oxygen delivery catheters, in use, deliver CO2The monitoring catheter and the oxygen delivery catheter are respectively connected with CO2The monitoring device is connected with the high-frequency oxygen supply branch pipe, so that the oxygen supply requirement can be realized while the concentration of the end-expiratory carbon dioxide is analyzed, the lung ventilation and air exchange functions are improved, and the normal operation of the endoscopic surgery is ensured.
The utility model discloses slope end lower part at the pipe of ventilating sets up the flange, and the bottom surface and the side of flange are the cambered surface and its extend distance at the horizontal direction is no longer than the 1/2 of pipe cross section internal diameter of ventilating, and the flange not only can prevent slope end fish tail air flue mucous membrane, can not hinder the normal of pipe of ventilating moreover.
The utility model discloses set up the scale sign, made things convenient for medical personnel to observe the degree of stretching into of pipe of ventilating at the pharynx end, it is too dark or too shallow to stretch into during the prevention use.
The airway tube 1 is provided with an airway adapter 11 at the end remote from the body.
The CO is2The side surface of the monitoring catheter 22 close to the human body end is provided with a first Murphy's pore, and the sectional area of the first Murphy's pore is not less than CO2Catheter 22 was monitored for 80% cross-sectional area.
The side surface of the oxygen delivery pipe 32 close to the human body end is provided with a second Murphy's eye 321, and the sectional area of the second Murphy's eye 321 is not less than 80% of the sectional area of the oxygen delivery pipe 32.
The first Merphy's hole and the second Merphy's hole are used for shunting gas when the gas flow flows through, so that CO is avoided2The monitoring conduit or the oxygen conveying conduit causes the gas flow to be blocked when the pipe end is blocked.
The oxygen supply nasopharynx air duct of the endoscope is further provided with an esophagus plugging cuff inflation tube 52, one end of the esophagus plugging cuff inflation tube 52 is arranged in the side wall of the ventilation catheter 1, the end head of the esophagus plugging cuff inflation tube is provided with an esophagus plugging cuff inflation gap 521, the other end of the esophagus plugging cuff inflation tube 52 is connected with an esophagus plugging cuff inflation connector 51, and the esophagus plugging cuff inflation gap 521 is communicated with an esophagus plugging cuff 53.
The esophagus plugging cuff inflation tube is used for inflating or deflating the esophagus plugging cuff.
The airway tube 1 is provided with an anti-slip cuff 43 at its end remote from the body.
The utility model discloses set up anti-skidding gasbag, anti-skidding gasbag aerifys the back card and puts at the nasal cavity, can prevent to ventilate the pipe roll-off from the nasal cavity.
The endoscope oxygen supply nasopharynx air duct still sets up anti-skidding cuff gas tube 42, the one end setting of anti-skidding cuff gas tube 42 is in the lateral wall of air duct 1 and its end department sets up anti-skidding cuff inflation breach 421, and anti-skidding cuff inflation connector 41 is connected to the other end of anti-skidding cuff gas tube 42, anti-skidding cuff inflation breach 421 and anti-skidding cuff 43 intercommunication.
The antiskid cuff inflation tube is used for inflating or deflating the antiskid cuff.
The scale markings 12 extend from the upper end of the anti-slip cuff 43 to the lower end of the airway adapter 11.
The material of flange 13 is medical soft silica gel.
The medical soft silica gel is a safe and sanitary soft material used in medicine.
Example 2:
as shown in figure 3, the endoscope oxygen-feeding nasopharyngeal airway comprises an airway tube 1, wherein the end of the airway tube 1 close to the human body is provided with an esophagus blocking cuff 53, the tail end of the airway tube 1 is provided with an inclined end, the endoscope oxygen-feeding nasopharyngeal airway is further provided with a CO (carbon monoxide) airway, the outer surface of the end of the airway tube 1 far away from the human body is provided with a scale mark 12, and the endoscope oxygen-feeding nasopharyngeal airway is further provided with a scale mark 532 Monitoring conduit 22 and oxygen delivery conduit 32, said CO2One end of the monitoring catheter 22 and one end of the oxygen delivery catheter 32 are both arranged in the side wall of the ventilation catheter 1, and the other ends are respectively connected with CO2Monitor connection 21 and oxygen delivery connection 31, CO2The openings at the tail ends of the monitoring catheter 22 and the oxygen delivery catheter 32 are arranged at the bottom of the inclined end of the ventilation catheter 1, the tail end of the inclined end of the ventilation catheter 1 is provided with a flange 13, the flange 13 and the ventilation catheter 1 are integrally formed and are made of soft materials, and the flange 13 is integrally arc-shaped and is bent towards the central axis of the ventilation catheter 1The bottom surface of the flange 13 is provided with a first cambered surface 131, the side surface of the flange 13 is provided with a second cambered surface 132, and the horizontal extension distance of the flange 13 does not exceed 1/2 of the inner diameter of the cross section of the airway tube 1.
The utility model arranges CO on the nasopharyngeal aeration pipe2Monitoring and oxygen delivery catheters, in use, deliver CO2The monitoring catheter and the oxygen delivery catheter are respectively connected with CO2The monitoring device is connected with the high-frequency oxygen supply branch pipe, so that the oxygen supply requirement can be realized while the concentration of the end-expiratory carbon dioxide is analyzed, the lung ventilation and air exchange functions are improved, and the normal operation of the endoscopic surgery is ensured.
The utility model discloses slope end lower part at the pipe of ventilating sets up the flange, and the bottom surface and the side of flange are the cambered surface and its extend distance at the horizontal direction is no longer than the 1/2 of pipe cross section internal diameter of ventilating, and the flange not only can prevent slope end fish tail air flue mucous membrane, can not hinder the normal of pipe of ventilating moreover.
The utility model discloses set up the scale sign, made things convenient for medical personnel to observe the degree of stretching into of pipe of ventilating at the pharynx end, it is too dark or too shallow to stretch into during the prevention use.
The airway tube 1 is provided with an airway adapter 11 at the end remote from the body.
The CO is2The side surface of the monitoring catheter 22 close to the human body end is provided with a first Murphy's pore, and the sectional area of the first Murphy's pore is not less than CO2Catheter 22 was monitored for 80% cross-sectional area.
The side surface of the oxygen delivery pipe 32 close to the human body end is provided with a second Murphy's eye 321, and the sectional area of the second Murphy's eye 321 is not less than 80% of the sectional area of the oxygen delivery pipe 32.
The first Merphy's hole and the second Merphy's hole are used for shunting gas when the gas flow flows through, so that CO is avoided2The monitoring conduit or the oxygen conveying conduit causes the gas flow to be blocked when the pipe end is blocked.
The oxygen supply nasopharynx air duct of the endoscope is further provided with an esophagus plugging cuff inflation tube 52, one end of the esophagus plugging cuff inflation tube 52 is arranged in the side wall of the ventilation catheter 1, the end head of the esophagus plugging cuff inflation tube is provided with an esophagus plugging cuff inflation gap 521, the other end of the esophagus plugging cuff inflation tube 52 is connected with an esophagus plugging cuff inflation connector 51, and the esophagus plugging cuff inflation gap 521 is communicated with an esophagus plugging cuff 53.
The esophagus plugging cuff inflation tube is used for inflating or deflating the esophagus plugging cuff.
The material of flange 13 is medical soft silica gel.
The end of the ventilation catheter 1 far away from the human body is provided with a silica gel nasal plug pad 44, and the scale mark 12 extends from the upper end of the silica gel nasal plug pad 44 to the lower end of the ventilation adapter 11.
The silica gel nasal plug cushion can be clamped at the position of the nasal cavity without being inflated, and is convenient to use.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any person skilled in the art can make some changes or modifications to equivalent embodiments with equivalent changes without departing from the technical scope of the present invention, but all those persons do not depart from the technical spirit of the present invention, and any simple modifications, equivalent replacements, and improvements made to the above embodiments are within the spirit and principle of the present invention, and still belong to the protection scope of the technical solution of the present invention.
Claims (10)
1. An endoscope oxygen supply nasopharynx air duct comprises an air duct (1), wherein an esophagus blocking cuff (53) is arranged at the end, close to a human body, of the air duct (1), an inclined end is arranged at the tail end of the air duct (1), and the endoscope oxygen supply nasopharynx air duct is further provided with CO (carbon monoxide) and is characterized in that scale marks (12) are arranged on the outer surface of one end, far away from the human body, of the air duct (1)2A monitoring conduit (22) and an oxygen delivery conduit (32), the CO2One end of the monitoring catheter (22) and one end of the oxygen delivery catheter (32) are both arranged in the side wall of the ventilation catheter (1), and the other ends are respectively connected with CO2Monitoring connection (21) and oxygen delivery connection (31), CO2The openings at the tail ends of the monitoring catheter (22) and the oxygen delivery catheter (32) are arranged at the bottom of the inclined end of the aeration catheter (1), and the tail end of the inclined end of the aeration catheter (1) is provided with a flange (2)13) The ventilation catheter (1) is integrally formed with the flange (13), the flange (13) is made of soft materials, the flange (13) is integrally arc-shaped and is bent towards the middle shaft of the ventilation catheter (1), a first arc surface (131) is arranged on the bottom surface of the flange (13), a second arc surface (132) is arranged on the side surface of the flange, and the extending distance of the flange (13) in the horizontal direction is not more than 1/2 of the inner diameter of the cross section of the ventilation catheter (1).
2. An endoscopic oxygen-feeding nasopharyngeal airway according to claim 1, wherein said airway tube (1) is provided with an airway adapter (11) at the end remote from the body.
3. The endoscopic oxygen-feeding nasopharyngeal airway according to claim 1, wherein said CO is2A first Murphy's pore is arranged on the side surface of the monitoring catheter (22) close to the human body end, and the sectional area of the first Murphy's pore is not less than CO2Monitoring 80% of the cross-sectional area of the conduit (22).
4. An endoscope oxygen-feeding nasopharynx airway as claimed in claim 1, wherein a second Murphy's eye (321) is provided to a side of the oxygen delivery tube (32) near the human body end, a sectional area of the second Murphy's eye (321) being not less than 80% of a sectional area of the oxygen delivery tube (32).
5. An endoscope oxygen feeding nasopharyngeal airway according to claim 1, wherein the endoscope oxygen feeding nasopharyngeal airway is further provided with an esophagus blocking cuff inflation tube (52), one end of the esophagus blocking cuff inflation tube (52) is arranged in the side wall of the airway tube (1), the end of the esophagus blocking cuff inflation tube is provided with an esophagus blocking cuff inflation gap (521), the other end of the esophagus blocking cuff inflation tube (52) is connected with an esophagus blocking cuff inflation connector (51), and the esophagus blocking cuff inflation gap (521) is communicated with the esophagus blocking cuff (53).
6. An endoscopic oxygen-feeding nasopharyngeal airway according to claim 1, wherein said airway tube (1) is provided with a non-slip cuff (43) at its end remote from the body.
7. An endoscope oxygen-feeding nasopharyngeal airway according to claim 6, characterized in that the endoscope oxygen-feeding nasopharyngeal airway is further provided with an anti-slip cuff inflation tube (42), one end of the anti-slip cuff inflation tube (42) is arranged in the side wall of the airway tube (1) and the end thereof is provided with an anti-slip cuff inflation notch (421), the other end of the anti-slip cuff inflation tube (42) is connected with an anti-slip cuff inflation connector (41), and the anti-slip cuff inflation notch (421) is communicated with the anti-slip cuff (43).
8. An endoscopic oxygen-feeding nasopharyngeal airway according to claim 6, wherein said scale markings (12) extend from the upper end of the non-slip cuff (43) to the lower end of the airway adapter (11).
9. An endoscope oxygen feeding nasopharynx air duct according to claim 1, wherein the material of said flange (13) is soft silica gel for medical use.
10. An endoscope oxygen supply nasopharynx air duct according to claim 1, characterized in that said air duct (1) is provided with a silica gel nasal plug pad (44) at an end thereof away from a human body, said scale mark (12) extending from an upper end of the silica gel nasal plug pad (44) to a lower end of the air adaptor (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020024716.6U CN211675757U (en) | 2020-01-07 | 2020-01-07 | Oxygen-feeding nasopharynx air duct of endoscope |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020024716.6U CN211675757U (en) | 2020-01-07 | 2020-01-07 | Oxygen-feeding nasopharynx air duct of endoscope |
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| CN211675757U true CN211675757U (en) | 2020-10-16 |
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| CN202020024716.6U Active CN211675757U (en) | 2020-01-07 | 2020-01-07 | Oxygen-feeding nasopharynx air duct of endoscope |
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