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CN-122006046-A - Multifunctional oropharynx airway tube capable of closing esophagus

CN122006046ACN 122006046 ACN122006046 ACN 122006046ACN-122006046-A

Abstract

The invention discloses a multifunctional oropharynx ventilation catheter capable of sealing esophagus, which belongs to the technical field of medical equipment and comprises a main oropharynx ventilation pipeline and an esophagus sealing component, wherein a main channel is arranged in the center of the main oropharynx ventilation pipeline, the esophagus sealing component is fixed in the middle of the main oropharynx ventilation pipeline through a fixing belt, an oropharynx air bag is arranged at the position, close to an extending end, of the main oropharynx ventilation pipeline, a certain distance is reserved between the end face of the main oropharynx ventilation pipeline, the outer wall of the main oropharynx ventilation pipeline is fixedly sleeved with the oropharynx air bag, the main oropharynx ventilation pipeline is fixed behind the tongue root of a patient after being inflated, the extending end of the main oropharynx ventilation pipeline is arranged in a main air pipe, and one end of the esophagus sealing component penetrates through between the oropharynx air bag and the main oropharynx ventilation pipeline and extends into the stomach of the patient to seal the esophagus of the patient. The invention has the advantages of effectively preventing reflux aspiration, having high ventilation stability and persistence, integrating multiple functions and improving diagnosis and treatment efficiency.

Inventors

  • DIAO YUGANG
  • SHAO BING
  • ZOU BIN
  • YAO GUOQUAN
  • NA QI
  • ZHAO SHILEI

Assignees

  • 中国人民解放军北部战区总医院

Dates

Publication Date
20260512
Application Date
20260330
Priority Date
20260318

Claims (9)

  1. 1. A multifunctional oropharynx airway tube capable of sealing esophagus is characterized by comprising a main oropharynx airway tube (1) and an esophagus sealing component (2), wherein a main channel is arranged in the center of the main oropharynx airway tube (1), the esophagus sealing component (2) is fixed to the middle of the main oropharynx airway tube (1) through a fixing band (3), an oropharynx air bag (4) is arranged at a position, close to an extending end, of the main oropharynx airway tube (1), a certain distance is reserved between the end faces of the extending end of the oropharynx air bag (4), the oropharynx air bag (4) is fixedly sleeved on the outer wall of the main oropharynx airway tube (1) and is fixed to the back of a tongue root of a patient after inflation, the extending end of the main oropharynx airway tube (1) is arranged in the main air tube, and one end of the esophagus sealing component (2) penetrates through between the oropharynx air bag (4) and the main oropharynx airway tube (1) and extends into the stomach of the patient to seal the esophagus of the patient.
  2. 2. The multifunctional oropharynx airway tube capable of closing esophagus according to claim 1, wherein a baffle plate (11) is arranged at the outer end of the main oropharynx airway tube (1), and the outer edge of the baffle plate (11) protrudes outwards to form a flange.
  3. 3. The multifunctional oropharyngeal airway capable of closing esophagus according to claim 2, wherein a first connector (12) is arranged on the outer end face of the baffle (11), the first connector (12) is a threaded connector, and the first connector (12) is communicated with the main channel.
  4. 4. The multifunctional oropharynx airway tube capable of closing esophagus according to claim 2, wherein a plurality of annular tooth fixing grooves (13) are formed in the outer side wall of the main oropharynx airway tube (1) and located on the side, close to the extending end, of the baffle plate (11).
  5. 5. The multifunctional oropharynx airway tube capable of sealing esophagus according to claim 1, wherein the middle part of the oropharynx airway main tube (1) is arc-shaped, the end face of the extending end is an inclined plane, the oropharynx air bag (4) is arranged at the arc-shaped part of the oropharynx airway main tube (1), one end of the oropharynx air bag is connected with an external oropharynx air bag air supply device (42) through an oropharynx air bag air tube (41), and the oropharynx air bag air tube (41) is fixed on the oropharynx airway main tube (1) through the fixing belt (3).
  6. 6. The multifunctional oropharyngeal airway capable of closing esophagus according to claim 1, wherein the esophagus closing assembly (2) comprises an esophagus air bag (21), an esophagus air bag vent pipe (22) and an esophagus air bag air supply device (23), one end of the esophagus air bag vent pipe (22) is fixedly connected with a supporting shaft positioned in the esophagus air bag (21) and communicated with the interior of the esophagus air bag (21), and the other end of the esophagus air bag vent pipe (22) is connected with the esophagus air supply device (23).
  7. 7. The multifunctional oropharynx airway tube capable of closing esophagus according to claim 6, wherein the esophageal balloon ventilation tube (22) is arranged between the main oropharynx ventilation tube (1) and the inner wall of the oropharynx balloon (4), and the esophageal balloon ventilation tube (22) is fixed on the main oropharynx ventilation tube (1) through a fixing band (3).
  8. 8. The multifunctional oropharynx airway tube capable of closing esophagus according to claim 2, wherein an end-expiratory CO 2 monitoring channel (5) is further formed in the side wall of the oropharynx airway main tube (1), a monitoring pipeline (51) communicated with the end-expiratory CO 2 monitoring channel (5) is further arranged on the baffle plate (11), and a joint is arranged at the outer end part of the monitoring pipeline (51) and used for connecting monitoring equipment.
  9. 9. The multifunctional oropharynx airway tube capable of closing esophagus according to claim 2, wherein a high-flow oxygen inhalation channel (6) is further formed in the side wall of the oropharynx airway main tube (1), and a high-flow oxygen inhalation interface (61) communicated with the high-flow oxygen inhalation channel (6) is further arranged on the baffle (11) and used for being connected with oxygen supply equipment.

Description

Multifunctional oropharynx airway tube capable of closing esophagus Technical Field The invention belongs to the technical field of medical appliances, and particularly relates to a multifunctional oropharynx airway tube capable of closing esophagus. Background An oropharyngeal airway is an emergency device for keeping the upper respiratory tract unobstructed and is commonly used for the case of airway obstruction caused by coma patients or the falling of the tongue root. The device prevents airway obstruction by supporting the space between the tongue root and the back wall of the pharynx, assists ventilation of patients, and is a common basic device in first aid and anesthesia. The existing oropharynx breather pipe comprises a straight pipe and an arc-shaped bent pipe connected with the straight pipe, after the pipe is placed successfully, the straight pipe is a proximal end and is close to the population, the arc-shaped bent pipe is a distal end, and the arc-shaped bent pipe stretches into the pharynx to establish an artificial channel. However, after the endotracheal tube is placed, there is still a large gap between the endotracheal tube and the glottis through which oropharyngeal secretions and gastroesophageal reflux can readily flow into the subglottis and stay in the trachea above the endotracheal tube cuff. The un-sucked secretion flows into the deep part of the trachea and even into the bronchus, which can cause lung infection, bronchus blockage, atelectasis and the like, and seriously affects the prognosis of patients. Therefore, how to provide a multifunctional oropharyngeal airway capable of closing the esophagus is a problem that needs to be solved by the person skilled in the art. Disclosure of Invention In view of the above, the invention provides a multifunctional oropharynx airway tube capable of closing esophagus, which adopts the following technical scheme: A multifunctional oropharynx ventilation catheter capable of sealing esophagus comprises a main oropharynx ventilation pipeline and an esophagus sealing component, wherein a main channel is arranged in the center of the main oropharynx ventilation pipeline, the esophagus sealing component is fixed to the middle of the main oropharynx ventilation pipeline through a fixing band, an oropharynx air bag is arranged at a position, close to an extending end, of the main oropharynx ventilation pipeline, a certain distance is reserved between the end face of the main oropharynx ventilation pipeline and the extending end face, the oropharynx air bag is fixedly sleeved on the outer wall of the main oropharynx ventilation pipeline, and is fixed to the back of a tongue root of a patient after being inflated, the extending end of the main oropharynx ventilation pipeline is arranged in a main trachea, and one end of the esophagus sealing component penetrates through the space between the oropharynx air bag and the main oropharynx ventilation pipeline and extends into the stomach of the patient to seal the esophagus of the patient. Further, a baffle is arranged at the outer end part of the main oropharyngeal airway tube, and the outer edge of the baffle protrudes outwards to form a flange. Further, a first interface is arranged on the outer end face of the baffle, the first interface is a threaded interface, and the first interface is communicated with the main channel. Further, a plurality of annular tooth fixing grooves are formed in the outer side wall of the main oropharynx ventilation pipeline, and the side, close to the extending end, of the baffle is provided with a plurality of annular tooth fixing grooves. The middle part of the main oropharynx ventilation pipeline is arc-shaped, the end face of the extending end is provided with an inclined plane, the oropharynx air bag is arranged at the arc-shaped part of the main oropharynx ventilation pipeline, one end of the main oropharynx ventilation pipeline is connected with an external oropharynx air bag air supply device through an oropharynx air bag ventilation pipe, and the oropharynx air bag ventilation pipe is fixed on the main oropharynx ventilation pipeline through the fixing belt. Further, the esophagus sealing assembly comprises an esophagus air bag, an esophagus air bag vent pipe and an esophagus air bag air supply device, one end of the esophagus air bag vent pipe is fixedly connected with a supporting shaft positioned in the esophagus air bag and communicated with the interior of the esophagus air bag, and the other end of the esophagus air bag vent pipe is connected with the esophagus air supply device. Further, the esophagus gasbag breather pipe is arranged between the main oropharynx ventilation pipe and the inner wall of the oropharynx gasbag, and the esophagus gasbag breather pipe is fixed on the main oropharynx ventilation pipe through a fixing belt. Further, a monitoring channel of end-expiratory CO 2 is further arranged in the side wall of the main oropharyngeal airway, a moni