CN211584770U - Damage-preventing trachea cannula - Google Patents

Abstract

The utility model relates to an injury-preventing trachea cannula, which comprises a main tube, a blunt end and a rotary air sac, the bottom of the main pipe is integrally connected with a blunt end, the circumferential outer wall of the main pipe is sleeved with the rotary air bag, the top of the main pipe is connected with an inlet connector in a threaded manner, the injury-preventing trachea cannula can utilize the additionally arranged blunt head to embed folding tubes which have different diameters and can be sleeved in the trachea cannula, the end of the last section of the folding tube is connected with an inserting head, the rotating air bag connected with the transmission tube can be inflated by pressing the crusty pancake after being matched with the main tube to be inserted, and the air is transferred into the air-introducing cavity by matching with the air-introducing hole with the air-introducing tube after being inflated, can spread into gas into with the folding pipe that the combination of bleed chamber was folding, stretch out in the blunt head after the folding pipe is aerifyd, avoid the trachea damage probability that plug part and trachea way direct contact caused, increase trachea cannula's safety in utilization.

Description

Damage-preventing trachea cannula

Technical Field

The utility model relates to a trachea cannula technical field specifically is a trachea cannula of preventing damage.

Background

The respiratory tract is the passage through which the flow of air passes as the lungs breathe. The respiratory tract is divided into an upper part and a lower part: nose, throat and larynx are called upper respiratory tract; the trachea, bronchi and pulmonary organs, collectively known as the lower respiratory tract, or trachea tree. The tracheal tree is becoming increasingly complex with the evolution of animals, and tracheal intubation is used in respiratory emergency management.

Tracheal intubation refers to a technique in which a special endotracheal tube is placed into the trachea through the glottis. The technology can provide optimal conditions for airway smoothness, ventilation and oxygen supply, respiratory tract suction, prevention of aspiration and the like. Emergency intubation has become an important procedure in the rescue of cardiopulmonary resuscitation and critically ill patients with respiratory dysfunction. The trachea intubation is an important rescue technique commonly used in emergency treatment work, is one of the most widely, effectively and quickly applied means in respiratory tract management, is the basic skill which must be mastered by medical staff, and plays a vital role in rescuing the life of a patient and reducing the fatality rate.

The trachea cannula is characterized in that the trachea cannula is made of a medical PVC material with certain hardness, and the trachea cannula is made of a PVC material with certain hardness.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a trachea cannula of damage prevention can obviously reduce trachea damage, increases trachea cannula's security.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-damage trachea cannula comprises a main tube, a blunt end and a rotary air bag, wherein the bottom of the main tube is connected with the blunt end, the bottom circumferential outer wall of the main tube is sleeved with the rotary air bag, the top of the main tube is in threaded connection with an inlet connector, the circumferential outer wall of the main tube is provided with an air introducing hole, an air introducing tube is bonded inside the air introducing hole, the top of the circumferential inner wall of the blunt end is in threaded connection with an air introducing cavity, the output end of the air introducing tube is spliced with the top of the air introducing cavity, a first folding tube is bonded inside the air introducing cavity, a second folding tube is bonded at the bottom of the first folding tube, a third folding tube is bonded at the bottom of the second folding tube, the front side wall of the third folding tube is provided with a main hole, the bottom of the third folding tube is bonded with an inserting head, the front side wall of the inserting head is provided with an auxiliary hole, and the top of, the top of the transfer tube is inserted with a pressing crusty pancake.

Preferably, the bottom of the blunt tip is provided with a round hole, the inner diameter of the round hole is larger than the outer diameter of the insertion head, and the insertion head is made of medical PVC.

Preferably, the diameter of the first folding tube is smaller than that of the air introducing cavity, the diameter of the second folding tube is smaller than that of the first folding tube, the diameter of the third folding tube is smaller than that of the second folding tube, and the diameter of the insertion head is smaller than that of the third folding tube.

Preferably, the first folding pipe, the second folding pipe and the third folding pipe are made of medical-grade silicon rubber, and the first folding pipe, the second folding pipe and the third folding pipe are mutually sleeved.

Preferably, a main sleeve and an auxiliary sleeve are bonded on the left side wall and the right side wall of the rotary air bag, the rotary air bag is sleeved with the circumferential outer wall of the main pipe through the main sleeve and the auxiliary sleeve, and the air guide hole is wrapped inside the rotary air bag.

Preferably, the outer circumferential wall of the delivery pipe, three quarters of the total length of which is bonded with the outer circumferential wall of the main pipe, and the air rotating bag is made of a medical polyurethane elastic sleeve.

Preferably, the main tube is integrally formed with the blunt tip.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of trachea cannula who prevents damage, combination application through the accessory, the blunt head that the usable was add, the folding tube that contains different diameters and can cup joint is built-in wherein, end-to-end connection male head at last section folding tube, can be in the cooperation and be responsible for and insert the back, the commentaries on classics air bag that makes and transfer union coupling through pressing the crusty pancake aerifys, and the cooperation has the bleed hole of bleed pipe after aerifing, transfer gaseous to the bleed chamber in, can spread gaseous into with the folding tube that bleed chamber combination is folding, stretch out in the blunt head after the folding tube is aerifyd, the male head that makes the top have the auxiliary opening extends inside the trachea, avoid the trachea damage probability that plug portion and pipeline direct contact caused, increase trachea cannula's safety in utilization.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of the blunt tip structure of the present invention;

fig. 4 is a schematic view of the blunt tip deployment structure of the present invention.

In the figure: 100 main pipe, 110 inlet joint, 120 air guide hole, 130 air guide pipe, 140 air guide cavity, 200 blunt head, 210 first folding pipe, 220 second folding pipe, 230 third folding pipe, 240 main hole, 250 insertion head, 260 auxiliary hole, 300 rotary air bag, 310 main sleeve, 320 auxiliary sleeve, 330 transmission pipe and 340 pressing bag.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides an injury-preventing trachea cannula, which is convenient for increasing the use safety and reducing the probability of trachea injury through the combined application of accessories, please refer to fig. 1-4, comprising a main pipe 100, a blunt end 200 and a rotary air sac 300;

referring to fig. 2-3 again, the top of the main pipe 100 is provided with an inlet joint 110, specifically, the top of the main pipe 100 is in threaded connection with the inlet joint 110, the circumferential outer wall of the main pipe 100 is provided with an air bleed hole 120, an air bleed pipe 130 is bonded inside the air bleed hole 120, the top of the circumferential inner wall of the blunt tip 200 is in threaded connection with an air bleed cavity 140, and the output end of the air bleed pipe 130 is inserted into the top of the air bleed cavity 140;

referring to fig. 2-3 again, the top of the blunt tip 200 is fixedly connected with the bottom of the main tube 100, specifically, the bottom of the main tube 100 is integrally connected with the blunt tip 200, the first folding tube 210 is bonded inside the air-entraining cavity 140, the second folding tube 220 is bonded at the bottom of the first folding tube 210, the third folding tube 230 is bonded at the bottom of the second folding tube 220, the main hole 240 is formed in the front side wall of the third folding tube 230, the insertion head 250 is bonded at the bottom of the third folding tube 230, the auxiliary hole 260 is formed in the front side wall of the insertion head 250, the shape of the blunt tip 200 is hollow, the bottom is arc-shaped, the air-entraining cavity 140 is annular, and the top inlet end of the air-entraining cavity 140 is directly butted with the bottom outlet pipe of the main tube 100;

referring to fig. 2 again, the inner circumferential wall of the rotary air bag 300 is sleeved with the outer circumferential wall of the main tube 100, specifically, the outer circumferential wall of the main tube 100 is sleeved with the rotary air bag 300, the top of the rotary air bag 300 is inserted with the transfer tube 330, and the top of the transfer tube 330 is inserted with the pressing crusty pancake 340.

When the device is used specifically, the outer walls of the main tube 100 and the rotary airbag 300 are firstly inspected to ensure that the device is not damaged or has holes, the top of the main tube 100 needs to be continuously breathed to ensure that the unfolding condition is normal, the insertion head 250 can be normally ejected and can generate gas from the main hole 240 and the auxiliary hole 260, then, the right end of the main tube 100 is placed at the position of the throat of the oral cavity of a patient, the patient lies down, the head is slightly tilted backwards, the lower jaw is pulled by the left hand of an operator to widen the oral cavity gap, the lower jaw is placed downwards along the tongue median line and clings to the rear wall of the pharynx, the main tube 100 needs to be reserved with a proper length outside to ensure that the insertion process is uniform and stable, the main tube 100 is externally connected by using the inlet joint 110, the external pressing bag 340 is pressed, the internal gas enters the air guide tube 130 from the air guide hole 120 after the pressing bag 340 is unfolded, the air guide cavity 140 is pushed by the gas, and the first, The second folding tube 220 and the third folding tube 230 are extended, so that damage to the trachea, which may exist at the top sharp part of the insertion tube in the insertion process, is reduced, after the extension, the insertion head 250 with the auxiliary hole 260 and the third folding tube 230 with the main hole 240 can transmit the gas of the main tube 100, if the folding tubes do not bounce and are unsafe, after the inlet joint 110 is connected with an external gas source, the gas enters the gas introducing cavity 140 communicated with the main tube 100 through the main tube 100, the folding tube part can still be inflated and pushed, the failure rate is low, then, after the inlet joint 110 is ventilated, the fluctuation degree of the thorax is observed, and whether the breathing sounds at two sides are symmetrical and clear; auscultation whether there is air leakage noise in the anterior cervical region, need pay close attention to listen to the breath sound in order to find out in time that refluence is inhaled by mistake, during positive pressure ventilation, the internal pressure of air flue should not exceed 20cmH2O, otherwise easy to occur air leakage or gas enters the stomach.

Referring to fig. 3 again, in order to facilitate the insertion of the folding tube and the insertion head 250, specifically, a circular hole is formed at the bottom of the blunt tip 200, the inner diameter of the circular hole is larger than the outer diameter of the insertion head 250, and the insertion head 250 is made of medical PVC.

Referring to fig. 3 again, in order to facilitate the folding tubes to be nested and effectively pop out under the inflation condition, the insertion head 250 is released from the blunt tip 200 after being extended, specifically, the diameter of the first folding tube 210 is smaller than the diameter of the air-introducing cavity 140, the diameter of the second folding tube 220 is smaller than the diameter of the first folding tube 210, the diameter of the third folding tube 230 is smaller than the diameter of the second folding tube 220, the diameter of the insertion head 250 is smaller than the diameter of the third folding tube 230, the first folding tube 210, the second folding tube 220 and the third folding tube 230 are made of medical-grade silicon rubber, and the first folding tube 210, the second folding tube 220 and the third folding tube 230 are sleeved with each other.

Referring to fig. 2 to 4 again, in order to increase the sealing performance of the rotary air bag 300 and enable the air to effectively enter the air introducing hole 120, specifically, the left and right side walls of the rotary air bag 300 are bonded with a main sleeve 310 and an auxiliary sleeve 320, the rotary air bag 300 is sleeved with the outer circumferential wall of the main pipe 100 through the main sleeve 310 and the auxiliary sleeve 320, and the air introducing hole 120 is wrapped inside the rotary air bag 300.

Referring to fig. 4 again, in order to avoid the interference of the transmission tube 330 to the main tube 100 during the insertion process and ensure that the rotary airbag 300 can be effectively deployed, specifically, the circumferential outer wall of three quarters of the total length of the transmission tube 330 is bonded to the circumferential outer wall of the main tube 100, and the rotary airbag 300 is made of a medical polyurethane elastic sleeve.

Claims (7)

1. An atraumatic endotracheal tube comprising a main tube (100), a blunt tip (200) and a rotary balloon (300), characterized in that: the bottom of the main pipe (100) is connected with a blunt end (200), the bottom circumferential outer wall of the main pipe (100) is sleeved with the rotary air bag (300), the top of the main pipe (100) is in threaded connection with an inlet joint (110), the circumferential outer wall of the main pipe (100) is provided with an air introducing hole (120), an air introducing pipe (130) is bonded inside the air introducing hole (120), the top of the circumferential inner wall of the blunt end (200) is connected with an air introducing cavity (140), the output end of the air introducing pipe (130) is connected with the top of the air introducing cavity (140) in an inserting manner, a first folding pipe (210) is bonded inside the air introducing cavity (140), a second folding pipe (220) is bonded at the bottom of the first folding pipe (210), a third folding pipe (230) is bonded at the bottom of the second folding pipe (220), and a main hole (240) is formed in the front side wall of the third folding pipe (230), an inserting head (250) is bonded at the bottom of the third folding tube (230), a secondary hole (260) is formed in the front side wall of the inserting head (250), a transfer tube (330) is inserted at the top of the rotary air bag (300), and a pressing crusty pancake (340) is inserted at the top of the transfer tube (330).

2. An atraumatic endotracheal tube according to claim 1, characterized in that: the bottom of the blunt tip (200) is provided with a round hole, the inner diameter of the round hole is larger than the outer diameter of the insertion head (250), and the insertion head (250) is made of medical PVC.

3. An atraumatic endotracheal tube according to claim 1, characterized in that: the diameter of the first folding tube (210) is smaller than that of the air guide cavity (140), the diameter of the second folding tube (220) is smaller than that of the first folding tube (210), the diameter of the third folding tube (230) is smaller than that of the second folding tube (220), and the diameter of the insertion head (250) is smaller than that of the third folding tube (230).

4. An atraumatic endotracheal tube according to claim 1, characterized in that: the material of first folding pipe (210), second folding pipe (220) and third folding pipe (230) is medical grade silicon rubber, first folding pipe (210), second folding pipe (220) with third folding pipe (230) cup joint each other.

5. An atraumatic endotracheal tube according to claim 1, characterized in that: the left side wall and the right side wall of the air rotating bag (300) are bonded with a main sleeve (310) and an auxiliary sleeve (320), the air rotating bag (300) is sleeved with the circumferential outer wall of the main pipe (100) through the main sleeve (310) and the auxiliary sleeve (320), and the air guide hole (120) is wrapped in the air rotating bag (300).

6. An atraumatic endotracheal tube according to claim 1, characterized in that: the outer wall of the circumference of three quarters of the total length of the transfer pipe (330) is bonded with the outer wall of the circumference of the main pipe (100), and the material of the rotary air bag (300) is a medical polyurethane elastic sleeve.

7. An atraumatic endotracheal tube according to claim 1, characterized in that: the main tube (100) and the blunt tip (200) are integrally formed.

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