CN215024419U - Negative pressure sealed inflation-free laryngeal mask with skirt edge - Google Patents

Negative pressure sealed inflation-free laryngeal mask with skirt edge Download PDF

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Publication number
CN215024419U
CN215024419U CN202121624465.6U CN202121624465U CN215024419U CN 215024419 U CN215024419 U CN 215024419U CN 202121624465 U CN202121624465 U CN 202121624465U CN 215024419 U CN215024419 U CN 215024419U
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Prior art keywords
negative pressure
pipe
cover bag
support
entity
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CN202121624465.6U
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Chinese (zh)
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沈琴
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沈琴
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Abstract

The negative pressure sealed inflation-free laryngeal mask with the skirt edge is more convenient to use, negative pressure air suction is performed through the negative pressure pipe, so that the skirt edge is 100% sealed and attached to tissues around the throat, and the phenomenon of air leakage of the oropharynx can be avoided during positive pressure mechanical ventilation; when the stomach content is palirrhea, the utility model discloses played effectual effect of cutting off respiratory and digestive system, made through setting up the speculum chamber pipe the utility model discloses realized visual operation during the use, also protected the operator to avoid patient's infection simultaneously. The utility model discloses a person in charge and entity cover bag ventilate, the one end fixedly connected with supporter of being responsible for of ventilating, entity cover bag parcel is fixed on the supporter and carries out the point with the supporter and glues, and the intercommunication has the negative pressure pipe on the entity cover bag, around being provided with the shirt rim on the entity cover bag, be provided with a plurality of aspirating holes on the entity cover bag, supporter upper portion is provided with the recess of bleeding, and a plurality of aspirating holes all are linked together with the recess of bleeding, entity cover bag and shirt rim are made by elastic material.

Description

Negative pressure sealed inflation-free laryngeal mask with skirt edge
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to a take shirt rim negative pressure sealed to exempt from to aerify laryngeal mask.
Background
The technical principle of the inflation-free laryngeal mask trachea cannula in the current market is as follows:
first, entity cover bag type seals the tissue around the glottis through the cover bag of entity and forms airtight cavity, and the esophagus is inserted to its utricule head end for it is sealed, nevertheless because be the entity, its deformation space is minimum, can't satisfy different patients to the not sealed demand of equidimension.
The second, open, thin walled envelope, which is held in contact with the tissue by a supportive envelope and then sealed, often has hygroscopic material inside it that, because of the thin walls, is less retained with the tissue during positive pressure ventilation than inflatable and solid envelopes.
The inflation-free laryngeal mask of the types can not ensure that the laryngeal mask can be effectively sealed and attached to tissues around the larynx by 100% for patients with different physiological structures.
When positive pressure mechanical ventilation is carried out, the phenomenon of air leakage at the oropharynx part can occur, so that a respiratory system is communicated with a digestive system, leaked oxygen can enter an esophagus and finally enter the stomach to cause flatulence and reflux, and when the refluxed stomach content permeates into the respiratory system, if mistaken inhalation occurs, VAP can be caused to damage the health of a patient.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a negative pressure sealing type inflation-free laryngeal mask with a skirt edge.
The utility model adopts the technical proposal that: a negative pressure sealed inflation-free laryngeal mask with a skirt edge comprises a main ventilation pipe and a solid mask sac, wherein an esophagus drainage cavity pipe, a speculum cavity pipe and a mechanical ventilation cavity pipe are arranged in the main ventilation pipe, the esophagus drainage cavity pipe, the speculum cavity pipe and the mechanical ventilation cavity pipe are all arranged along the length direction of the main ventilation pipe, one end of the main ventilation pipe is fixedly connected with a support body, the entity cover bag is wrapped on the support body and is fixed with the support body through dispensing, the solid cover bag is communicated with a negative pressure pipe, the negative pressure pipe is provided with a joint for connecting with a negative pressure suction device, the solid cover bag is provided with a skirt edge in a surrounding way, the solid cover bag is provided with a plurality of air exhaust holes, the upper part of the support body is provided with an air exhaust groove, the plurality of air exhaust holes are communicated with the air exhaust groove, the negative pressure pipe is communicated with the air exhaust groove, and the solid cover bag and the skirt are made of elastic materials.
Furthermore, the esophagus drainage cavity tube penetrates through the support body, and the outlet of the esophagus drainage cavity tube extends out of the solid mask sac.
Furthermore, the mechanical ventilation cavity tube penetrates through the support body, the air outlet of the mechanical ventilation cavity tube is arranged in the middle of the support body, the sight glass cavity tube penetrates through the support body, the sight glass outlet of the sight glass cavity tube is arranged in the middle of the support body, and the sight glass outlet is communicated with the mechanical ventilation cavity tube.
Compared with the prior art, the utility model discloses following beneficial effect has: the negative pressure sealed inflation-free laryngeal mask with the skirt edge is more convenient to use; a negative pressure cavity is formed by the air exhaust hole on the capsule body, the skirt edge and the human body throat tissue, negative pressure air exhaust is carried out through the negative pressure pipe, so that the skirt edge is 100% in sealing fit with the tissue around the throat, and finally the human body tissue and the capsule body are firmly adsorbed and the respiratory tract is sealed. When the positive pressure mechanical ventilation is carried out, the phenomenon of air leakage at the oropharynx part can not occur, so that flatulence and reflux are avoided, the health of a patient can not be damaged, and the human tissue and the mucosa are effectively protected; when the stomach content is palirrhea, the utility model discloses played effectual effect of cutting off respiratory and digestive system, made through setting up the speculum chamber pipe the utility model discloses realized visual operation during the use, also protected the operator to avoid patient's infection simultaneously.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the structure of the body cover bag and the open skirt of the present invention;
FIG. 3 is a schematic view of the structure of the solid body of the present invention, wherein the solid body of the cover bag is engaged with the solid body of the suction cup type skirt;
fig. 4 is a schematic view of the structure of the middle support body, the main ventilation pipe, the negative pressure pipe and the endoscope chamber pipe of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 4, a negative pressure sealed inflation-free laryngeal mask with a skirt comprises a main ventilation pipe 1 and a solid mask bag 2, wherein an esophagus drainage lumen, a speculum lumen and a mechanical ventilation lumen are arranged inside the main ventilation pipe 1, the esophagus drainage lumen, the speculum lumen and the mechanical ventilation lumen are all arranged along the length direction of the main ventilation pipe 1, one end of the main ventilation pipe 1 is fixedly connected with a support body 3, the solid mask bag 2 is wrapped on the support body 3 and is fixed with the support body 3 by dispensing, a negative pressure pipe 6 is communicated with the solid mask bag 2, a joint used for being connected with a negative pressure suction device is arranged on the negative pressure pipe 6, the skirt 5 is arranged on the solid mask bag 2 in a surrounding manner, a plurality of air suction holes 7 are arranged on the solid mask bag 2, an air suction groove 10 is arranged on the upper portion of the support body 3, the plurality of air suction holes 7 are all communicated with the air suction groove 10, and the negative pressure pipe 6 is communicated with the air suction groove 10, the solid cover bag 2 and the skirt are both made of elastic materials.
The solid cover bag 2 and the skirt are both made of elastic materials, the elastic materials can be TPU, TPE, silica gel, rubber or latex, the hardness of the elastic materials can be 0-40A, the preferred hardness range is 0-20A, and the optimal hardness range is 0-5A.
The esophagus drainage cavity tube penetrates through the supporting body 3, and an outlet 4 of the esophagus drainage cavity tube extends out of the entity covering bag 2.
The mechanical ventilation cavity tube penetrates through the support body 3, an air outlet of the mechanical ventilation cavity tube is arranged in the middle of the support body 3, the sight glass cavity tube penetrates through the support body 3, a sight glass outlet 11 of the sight glass cavity tube is arranged in the middle of the support body 3, and the sight glass outlet 11 is communicated with the mechanical ventilation cavity tube.
The solid mask bag 2 is provided with a skirt edge in a surrounding mode, and the skirt edge can be an open skirt edge 5 or a solid suction disc type skirt edge 9.
When the utility model is used, the entity cover bag 2 is arranged at the throat of a patient, the skirt edge is attached to the tissue of the throat, negative pressure air is pumped through the negative pressure pipe 6, so that a negative pressure cavity is formed among the entity cover bag 2, the skirt edge and the tissue around the throat, and the entity cover bag 2 and the skirt edge are closely attached to the tissue around the throat of a human body; then, the ventilation operation can be carried out through a mechanical ventilation cavity pipe, the esophagus drainage cavity pipe is used for esophagus drainage, and the endoscope cavity pipe is used for extending into an endoscope for visual inspection. When positive pressure ventilation and air leakage occur, the leaked oxygen is guided by negative pressure and cannot enter the stomach; even if gastric reflux occurs severely, it will be sucked to the outside by negative pressure before entering the lower respiratory tract.
The above embodiments are based on the technical solution of the present invention, and detailed implementation and specific operation processes are given, but the present invention is not limited to the above embodiments.

Claims (3)

1. The utility model provides a take shirt rim negative pressure sealed inflation-free laryngeal mask, is including ventilating person in charge (1) and entity cover bag (2), the inside esophagus drainage lumen pipe, sight glass chamber pipe and the mechanical chamber pipe of ventilating of being provided with of person in charge (1) of ventilating, esophagus drainage lumen pipe, sight glass chamber pipe and mechanical chamber pipe of ventilating all set up along the main pipe of ventilating (1) length direction, its characterized in that: the ventilation device is characterized in that one end of the ventilation main pipe (1) is fixedly connected with a support body (3), the entity cover bag (2) is wrapped on the support body (3) and is fixed with the support body (3) in an adhesive dispensing manner, a negative pressure pipe (6) is communicated with the entity cover bag (2), a connector used for being connected with negative pressure suction equipment is arranged on the negative pressure pipe (6), a skirt edge is arranged on the entity cover bag (2) in a surrounding manner, a plurality of air exhaust holes (7) are formed in the entity cover bag (2), an air exhaust groove (10) is formed in the upper portion of the support body (3), the air exhaust holes (7) are communicated with the air exhaust groove (10), the negative pressure pipe (6) is communicated with the air exhaust groove (10), and the entity cover bag (2) and the skirt edge are made of elastic materials.
2. The skirted negative pressure sealed inflation-free laryngeal mask of claim 1, wherein: the esophagus drainage cavity tube penetrates through the supporting body (3), and an outlet (4) of the esophagus drainage cavity tube extends out of the entity covering bag (2).
3. The skirted negative pressure sealed inflation-free laryngeal mask of claim 1, wherein: the mechanical ventilation cavity tube penetrates through the support body (3), the air outlet of the mechanical ventilation cavity tube is arranged in the middle of the support body (3), the sight glass cavity tube penetrates through the support body (3), the sight glass outlet (11) of the sight glass cavity tube is arranged in the middle of the support body (3), and the sight glass outlet (11) is communicated with the mechanical ventilation cavity tube.
CN202121624465.6U 2021-07-16 2021-07-16 Negative pressure sealed inflation-free laryngeal mask with skirt edge Active CN215024419U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121624465.6U CN215024419U (en) 2021-07-16 2021-07-16 Negative pressure sealed inflation-free laryngeal mask with skirt edge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121624465.6U CN215024419U (en) 2021-07-16 2021-07-16 Negative pressure sealed inflation-free laryngeal mask with skirt edge

Publications (1)

Publication Number Publication Date
CN215024419U true CN215024419U (en) 2021-12-07

Family

ID=79221621

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121624465.6U Active CN215024419U (en) 2021-07-16 2021-07-16 Negative pressure sealed inflation-free laryngeal mask with skirt edge

Country Status (1)

Country Link
CN (1) CN215024419U (en)

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