CN110215588B

CN110215588B - Anti-bite type ventilation catheter for cardiovascular internal medicine nursing

Info

Publication number: CN110215588B
Application number: CN201910613027.0A
Authority: CN
Inventors: 何红卫; 钱柯柯; 郁艳梅; 俞剑东
Original assignee: Affiliated Hospital of Nantong University
Current assignee: Affiliated Hospital of Nantong University
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2021-09-10
Anticipated expiration: 2039-07-09
Also published as: CN110215588A

Abstract

The invention discloses an anti-bite type ventilation catheter for cardiovascular internal medicine nursing, which comprises a main body mechanism, a tongue depressor and a mouth opening mechanism, wherein telescopic mechanisms are symmetrically arranged on the inner side of the main body mechanism, the right side of each telescopic mechanism is connected with a limiting mechanism, the tongue depressor is fixed on the lower right corner of the main body mechanism, the outer wall of the tongue depressor is wrapped with a protective sleeve, a connecting mechanism is connected below the tongue depressor, the mouth opening mechanism is arranged on the outer side of the main body mechanism, connecting buckles are symmetrically arranged on the front side of the main body mechanism, and the outer side of each connecting buckle is connected with a fixing mechanism. The multifunctional tongue depressor is made of elastic silica gel at multiple positions, is soft and smooth in surface, effectively avoids damage to oral mucosa of a patient caused by a main body mechanism and the tongue depressor, and also prevents damage to occluded teeth of the patient.

Description

Anti-bite type ventilation catheter for cardiovascular internal medicine nursing

Technical Field

The invention relates to the technical field of medical instruments, in particular to a bite-preventing type ventilation catheter for cardiovascular medical nursing.

Background

Sudden cardiac arrest refers to sudden termination of the function of cardiac ejection, aortic pulsation and heart sound disappear, critical ischemia and hypoxia of important organs (such as brain) lead to life termination, unexpected sudden death is also called sudden death medically, according to the report of cardiovascular disease in China published in 2015, the incidence rate of sudden cardiac death is 41.8/10 ten thousand, the number of people dying due to sudden cardiac arrest is up to 54 ten thousand every year, sudden cardiac arrest occurs within 4-6 minutes, which is the key to rescue success, especially within 4 minutes, the key is more important, the time for starting to perform resuscitation and the success rate of resuscitation are greatly related, namely, the survival rate is reduced by 10% every 1 minute of rescue, therefore, the gold time for cardiopulmonary resuscitation is 10 minutes, the oropharyngeal airway is opened at the early stage of rescue, extrathoracic cardiac compression and air bag mask assisted respiration are performed, conditions are provided for further life support, the rescue success rate can be effectively improved, and meanwhile, the phenomenon that a small part of people bites the self due to convulsion in the rescue process can be prevented.

The ventilation catheter in the existing market has the problems of difficult sputum suction, tongue root back drop and improper open air passage in the use process, is not convenient to fill in the oral cavity of a patient, is difficult to fix after being placed in the oral cavity, is easy to damage the oral mucosa of the patient, is inconvenient for externally connecting a simple respirator, and provides a bite-preventing ventilation catheter for cardiovascular medical nursing with higher practicability.

Disclosure of Invention

The invention aims to provide a bite-preventing type ventilation catheter for cardiovascular medical nursing, which solves the problems that the existing ventilation catheter in the current market is difficult to suck phlegm, the tongue root falls down, the air passage is not opened in place, the existing ventilation catheter is inconvenient to be plugged into the oral cavity of a patient, the existing ventilation catheter is difficult to fix after being placed in the oral cavity, the mucous membrane of the oral cavity of the patient is easy to damage, and the ventilation catheter is inconvenient to be externally connected with a simple respirator.

In order to achieve the purpose, the invention provides the following technical scheme: a bite-preventing type ventilation catheter for nursing in cardiovascular medicine comprises a main body mechanism, a tongue depressor and a mouth supporting mechanism, wherein telescopic mechanisms are symmetrically installed on the inner side of the main body mechanism, the right side of each telescopic mechanism is connected with a limiting mechanism, each main body mechanism comprises a flange, a central tube, a tooth pad and a clamping groove, the central tube is arranged at the middle position of each main body mechanism, the flange is fixed on the left side of the central tube, the tooth pad wraps the outer wall of the central tube, the clamping groove is formed in the central tube, each limiting mechanism comprises a limiting plate, a rotating shaft and a torsion spring, the right end of a hose is rotatably connected with the limiting plate through a bearing, the upper end of the limiting plate is provided with the rotating shaft, the torsion spring is arranged outside the rotating shaft, the rotating shaft penetrates through the torsion spring, the central tube forms a rotating structure through the rotating shaft and the limiting plate, and the limiting plate is made of elastic silica gel, the tongue depressor is fixed at the lower right corner of the main mechanism, a protective sleeve wraps the outer wall of the tongue depressor, a connecting mechanism is connected below the tongue depressor and comprises a slide way, a slide block and a connecting rod, the slide way is formed in the lower surfaces of the main mechanism and the tongue depressor, the slide block is connected inside the slide way in a sliding mode, the bottom of the slide block is hinged to the connecting rod, the opening supporting mechanism is arranged on the outer side of the main mechanism, connecting buckles are symmetrically installed on the front side of the main mechanism, and fixing mechanisms are connected to the outer sides of the connecting buckles.

Preferably, the structure of center tube is hollow structure, and the surface of bite-block and center tube is closely laminated to the material of bite-block is elastic silica gel.

Preferably, telescopic machanism includes movable rod, fixture block and hose, and the inside of draw-in groove runs through there is the movable rod, the outer wall of movable rod is fixed with the fixture block, and the right-hand member of movable rod is connected with the hose to the size between fixture block and the draw-in groove is identical, and the structure of hose is the ripple structure simultaneously.

Preferably, prop a mouthful mechanism and include outer fagging and reset spring, and the bottom and the outer fagging of connecting rod are connected to the outer fagging to outer fagging is about the horizontal central line longitudinal symmetry distribution of main part mechanism, and the inboard of outer fagging is connected with reset spring simultaneously.

Preferably, the connector link includes box and son and detains, and the outer wall symmetry on the edge of a wing is fixed with the box, the upper end of box is connected with the son and detains, and mutually supports between son and the box and constitute the block structure.

Preferably, the fixing mechanism comprises an elastic rope, a binding belt, a round fur patch and a thorn fur patch, the outer side of the sub-buckle is fixed with one end of the elastic rope, the other end of the elastic rope is provided with the binding belt, the thorn fur patch is arranged on the outer surface of the binding belt, the round fur patch is fixed on the inner surface of the binding belt, and the thorn fur patch is connected with the round fur patch in a bonding mode.

Compared with the prior art, the invention has the following beneficial effects:

1. the bite block and the protective sleeve are both made of elastic silica gel materials, the materials are soft, the surface is smooth, the damage to oral mucosa of a patient caused by a main body mechanism and a tongue depressor is effectively avoided, meanwhile, the damage to occluded teeth of the patient is also prevented, and the central tube is hollow inside and can be beneficial to the exhaust of the patient and the discharge of oral secretion;

2. the telescopic mechanism is arranged to push the limiting mechanism to expand and buckle the limiting mechanism on the inner side of the teeth of the patient to limit and fix, so that the whole mouth plugging device can be prevented from sliding out of the mouth of the patient in the process of twitching of the patient, and the outer side of the flange can be communicated with the simple respirator, so that the breathing of the patient is facilitated;

3. the limiting plate arranged in the limiting mechanism is also made of silica gel, so that the oral cavity is prevented from being damaged, meanwhile, the limiting plates are contracted together under the action of the telescopic mechanism and are conveniently plugged into the oral cavity of a patient, and the limiting plates are connected with the central tube through the rotating shaft and the torsion spring, so that after being unfolded, the limiting plates have certain limiting resistance so as to achieve a good limiting effect;

4. the connecting mechanism is arranged to enable the mouth opening mechanism to slide at the bottoms of the main body mechanism and the tongue depressor, so that the mouth opening mechanism can be conveniently taken out, the mouth opening mechanism is prevented from being torn and damaged by long-time action of the mouth opening mechanism, the mouth opening mechanism can be unfolded under the action of the reset spring, and the mouth opening device of the patient can be conveniently inserted into the mouth of the patient, so that convenience is brought to the fact that the mouth opening stopper of the main body can be conveniently inserted into the mouth of the patient;

5. the elastic rope in the fixing mechanism is arranged to be double-line so as to be hung behind the ears of a patient, and meanwhile, the binding belts are fixed by utilizing the bonding effect between the circular hair paste and the thorn hair paste, so that the fixing mechanism is simple in structure, convenient to use, capable of properly adjusting the degree of tightness, high in practicability, capable of further enhancing the fixing stability of the ventilation catheter and avoiding slippage.

Drawings

FIG. 1 is a schematic side view of a cross-sectional structure of the present invention;

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

FIG. 3 is an enlarged view of a portion of FIG. 1;

FIG. 4 is an enlarged view of a portion of FIG. 2B;

fig. 5 is a schematic cross-sectional view of the connecting buckle of the present invention.

In the figure: 1. a main body mechanism; 2. a flange; 3. a central tube; 4. a bite block; 5. a card slot; 6. a telescoping mechanism; 7. a movable rod; 8. a clamping block; 9. a hose; 10. a limiting mechanism; 11. a limiting plate; 12. a rotating shaft; 13. a torsion spring; 14. a tongue depressor; 15. a protective sleeve; 16. a connecting mechanism; 17. a slideway; 18. a slider; 19. a connecting rod; 20. a mouth bracing mechanism; 21. an outer supporting plate; 22. a return spring; 23. a connecting buckle; 231. a female buckle; 232. a sub-buckle; 24. a fixing mechanism; 25. an elastic cord; 26. a binding belt; 27. round hair paste; 28. sticking with the hair.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an anti-bite type ventilation catheter for nursing in cardiovascular medicine comprises a main body mechanism 1, a flange 2, a central tube 3, a bite block 4, a slot 5, a telescopic mechanism 6, a movable rod 7, a clamping block 8, a hose 9, a limiting mechanism 10, a limiting plate 11, a rotating shaft 12, a torsion spring 13, a tongue depressor 14, a protective sleeve 15, a connecting mechanism 16, a slideway 17, a sliding block 18, a connecting rod 19, a mouth supporting mechanism 20, an outer supporting plate 21, a return spring 22, a connecting buckle 23, a female buckle 231, a male buckle 232, a fixing mechanism 24, an elastic rope 25, a restraining belt 26, a round hair paste 27 and a thorn hair paste 28, wherein the telescopic mechanism 6 is symmetrically installed on the inner side of the main body mechanism 1, the limiting mechanism 10 is connected to the right side of the telescopic mechanism 6, the tongue depressor 14 is fixed to the right lower corner of the main body mechanism 1, the outer wall of the tongue depressor 14 is wrapped with the protective sleeve 15, the connecting mechanism 16 is connected to the lower part of the tongue depressor 14, the mouth supporting mechanism 20 is arranged on the outer side of the main body mechanism 1, the connecting buckles 23 are symmetrically arranged on the front side of the main body mechanism 1, the outer sides of the connecting buckles 23 are connected with a fixing mechanism 24, the main body mechanism 1 comprises flanges 2, a central tube 3, a bite block 4 and a clamping groove 5, the central tube 3 is arranged in the middle of the main body mechanism 1, the flanges 2 are fixed on the left side of the central tube 3, the bite block 4 wraps the outer wall of the central tube 3, the clamping groove 5 is formed in the central tube 3, the central tube 3 is of a hollow structure, the bite block 4 is tightly attached to the outer surface of the central tube 3, the bite block 4 is made of elastic silica gel, the bite block 4 and the protective sleeve 15 are made of elastic silica gel materials, the materials are soft and the surface is smooth, so that the main body mechanism 1 and the tongue pressing plate 14 are effectively prevented from damaging oral mucosa of a patient, and simultaneously the dentures occluded by the patient are also prevented from being damaged, the central tube 3 is hollow, so that the exhaust of a patient and the discharge of oral secretion can be facilitated;

the telescopic mechanism 6 comprises a movable rod 7, a clamping block 8 and a hose 9, the movable rod 7 penetrates through the inside of the clamping groove 5, the clamping block 8 is fixed on the outer wall of the movable rod 7, the hose 9 is connected to the right end of the movable rod 7, the clamping block 8 is matched with the clamping groove 5 in size, meanwhile, the hose 9 is of a corrugated structure, the hose 9 arranged in the telescopic mechanism 6 can be bent at will and deformed so as to be used in cooperation with the limiting mechanism 10, the telescopic mechanism 6 can push the limiting mechanism 10 to be unfolded and buckled on the inner side of teeth of a patient for limiting and fixing, the whole mouth plugging device can be prevented from sliding out of the mouth of the patient in the twitch process of the patient, the limiting mechanism 10 comprises a limiting plate 11, a rotating shaft 12 and a torsion spring 13, the right end of the hose 9 is rotatably connected with the limiting plate 11 through a bearing, the upper end of the limiting plate 11 is provided with a rotating shaft 12, and the torsion spring 13 is arranged outside the rotating shaft 12, the rotating shaft 12 penetrates through the torsion spring 13, the central tube 3 forms a rotating structure through the rotating shaft 12 and the limiting plate 11, the limiting plate 11 is made of elastic silica gel, the limiting plate 11 in the limiting mechanism 10 is also made of silica gel, so that the oral cavity is prevented from being injured, meanwhile, the limiting plate 11 is contracted together through the telescopic mechanism 6, so that the oral cavity of a patient can be conveniently plugged, and the limiting plate 11 is connected with the central tube 3 through the rotating shaft 12 and the torsion spring 13, so that certain limiting resistance is achieved after the limiting plate 11 is unfolded, and a good limiting effect is achieved;

the connecting mechanism 16 comprises a slide way 17, a slide block 18 and a connecting rod 19, the slide way 17 is arranged on the lower surfaces of the main body mechanism 1 and the tongue depressor 14, the slide block 18 is connected inside the slide way 17 in a sliding manner, the bottom of the slide block 18 is hinged with the connecting rod 19, and the slide way 17 and the slide block 18 in the connecting mechanism 16 are arranged to be matched with each other, so that the mouth supporting mechanism 20 slides at the bottoms of the main body mechanism 1 and the tongue depressor 14, the main body mechanism 1 and the tongue depressor 14 can be plugged into the oral cavity of a patient conveniently, the mouth supporting mechanism 20 can be taken out conveniently, and the mouth of the patient is prevented from being torn and damaged due to long-time action of the mouth supporting mechanism 20;

the opening supporting mechanism 20 comprises an outer supporting plate 21 and a return spring 22, the bottom of the connecting rod 19 is connected with the outer supporting plate 21, the outer supporting plate 21 is vertically and symmetrically distributed about the horizontal center line of the main body mechanism 1, the inner side of the outer supporting plate 21 is connected with the return spring 22, the opening supporting mechanism 20 is arranged to be capable of being opened under the action of the return spring 22 so as to conveniently expand the mouth of a patient, and therefore convenience is brought to the fact that a main body mouth plugging device enters the oral cavity of the patient;

the fixing mechanism 24 comprises an elastic rope 25, a binding belt 26, a round fur patch 27 and a thorn fur patch 28, the outer side of the sub-buckle 232 is fixed with one end of the elastic rope 25, the binding belt 26 is installed at the other end of the elastic rope 25, the thorn fur patch 28 is installed on the outer surface of the binding belt 26, the round fur patch 27 is fixed on the inner surface of the binding belt 26, the thorn fur patch 28 is connected with the round fur patch 27 in a bonding mode, the elastic rope 25 in the fixing mechanism 24 is arranged in double lines so as to be hung behind the ears of a patient, and meanwhile, the fixing between the binding belts 26 is designed and carried out by utilizing the bonding effect between the round fur patch 27 and the thorn fur patch 28.

The working principle is as follows: for the anti-bite type ventilation catheter for the cardiovascular medical nursing, the slide way 17 extends to the tail end of the tongue depressor 14 along the flange 2 and the central tube 3, the slide block 18 can slide along the slide way 17, firstly, the slide block 18 in the connecting mechanism 16 is guided into the slide way 17 from the flange 2 side in the main body mechanism 1, and the slide block 18 is pushed, the slide block 18 drives the mouth opening mechanism 20 to slide along the slide way 17 to the tail part of the tongue depressor 14 through the connecting rod 19, then, the whole device is prepared to be plugged into the oral cavity of a patient, and firstly, one side of the outer support plate 21 far away from the return spring 22 and the tail part of the tongue depressor 14 are close to the dental bed of the patient;

meanwhile, two outer plates 21 which are far away from the tail part of the tongue depressor 14 and close to a return spring 22 are pressed inwards, the outer plates 21 transmit the pressure to the return spring 22, the return spring 22 is compressed and shortened, the distance between the two outer support plates 21 close to the return spring 22 is shortened, and the distance between the two outer support plates 21 far away from the return spring 22 is increased, expanding the oral cavity of the patient to open the mouth of the patient, then pushing the main body mechanism 1 to the inside of the oral cavity, so that the slide way 17 and the slide block 18 on the lower surfaces of the main body mechanism 1 and the tongue depressor 14 slide relatively, at the moment, the mouth opening mechanism 20 is kept still, the main body mechanism 1 and the tongue depressor 14 slide into the oral cavity of the patient until the slide block 18 slides out of the slide way 17 on one side of the flange 2, the mouth opening mechanism 20 is separated from the main body mechanism 1 and the tongue depressor 14, and then the mouth opening mechanism 20 is taken out of the mouth of the patient;

at the moment, the teeth of the patient are bitten on the bite block 4, the tongue of the patient is pressed by the tongue depressor 14, the protective sleeve 15 is contacted with the surface of the tongue, then the movable rod 7 in the telescopic mechanism 6 is slightly rotated, so that the position of the clamping block 8 is just opposite to the position of the clamping groove 5, then the movable rod 7 is pushed towards the inside of the oral cavity, at the moment, the movable rod 7 pushes the limiting plate 11 in the limiting mechanism 10 through the hose 9, as the limiting plate 11 is contracted, the torsion spring 13 is in a stressed state, the two limiting plates 11 are bounced open along the thrust, the limiting plates 11 rotate around the rotating shaft 12 to be unfolded, the limiting plate 11 drives the hose 9 to be bent, the limiting plate 11 is buckled at the rear side of the teeth of the patient, at the moment, the inside of the central tube 3 is communicated with the inside, the patient, the ventilation of the patient is facilitated, then the sub buckle 232 of the connecting buckle 23 is buckled on the female buckle 231, the elastic rope 25 in the fixing mechanism 24 is sleeved on the ears of the patient, and the two restraining belts 26 are simultaneously wound to the back of the patient, in the two binding belts 26, one is provided with a round hair patch 27 on the inner surface, one is provided with a stabbing hair patch 28 on the outer surface, the binding belt 26 provided with the stabbing hair patch 28 is tightly attached to the head of a patient, the other binding belt 26 is attached to the outer side of the previous binding belt 26, so that the round hair patch 27 is bonded to the stabbing hair patch 28 for fixing, then a respiratory mask of a simple respirator is placed on the outer side of the flange 2, the respiratory mask is communicated with the inside of the central tube 3 by operating the simple respirator, the breathing of the patient is facilitated to be assisted, and the using process of the whole anti-biting type ventilation catheter for the cardiovascular medical nursing is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cardiovascular internal medicine nursing is with preventing stinging wound type air duct, includes main part mechanism (1), tongue depressor (14) and props a mouthful mechanism (20), its characterized in that: the utility model discloses a flexible pipe joint, including main body mechanism (1), telescopic machanism (6) are installed to inboard symmetry of main body mechanism (1), and the right side of telescopic machanism (6) is connected with stop gear (10), main body mechanism (1) includes edge of a wing (2), center tube (3), bite-block (4) and draw-in groove (5), and the intermediate position of main body mechanism (1) is provided with center tube (3), the left side of center tube (3) is fixed with edge of a wing (2), and the outer wall parcel of center tube (3) has bite-block (4), and the inside of center tube (3) has seted up draw-in groove (5), stop gear (10) include limiting plate (11), pivot (12) and torsion spring (13), and the right-hand member of hose (9) is connected with limiting plate (11) through bearing rotation, pivot (12) are installed to the upper end of limiting plate (11), and the outside of pivot (12) is provided with torsion spring (13), the rotating shaft (12) penetrates through the torsion spring (13), the central tube (3) forms a rotating structure through the rotating shaft (12) and the limiting plate (11), the limiting plate (11) is made of elastic silica gel, the tongue depressor (14) is fixed at the lower right corner of the main mechanism (1), the outer wall of the tongue depressor (14) is wrapped by a protective sleeve (15), a connecting mechanism (16) is connected below the tongue depressor (14), the connecting mechanism (16) comprises a slide way (17), a slide block (18) and a connecting rod (19), the slide way (17) is respectively arranged on the lower surfaces of the main mechanism (1) and the tongue depressor (14), the slide way (17) is connected with the slide block (18) in a sliding manner, the bottom of the slide block (18) is hinged to the connecting rod (19), the opening mechanism (20) is arranged on the outer side of the main mechanism (1), and connecting buckles (23) are symmetrically arranged on the front side of the main mechanism (1), the outer side of the connecting buckle (23) is connected with a fixing mechanism (24).

2. The anti-bite type airway tube for cardiovascular medical care according to claim 1, wherein: the structure of center tube (3) is hollow structure, and bite-block (4) and the surface of center tube (3) closely laminate to the material of bite-block (4) is elastic silica gel.

3. The anti-bite type airway tube for cardiovascular medical care according to claim 1, wherein: telescopic machanism (6) are including movable rod (7), fixture block (8) and hose (9), and the inside of draw-in groove (5) runs through there is movable rod (7), the outer wall of movable rod (7) is fixed with fixture block (8), and the right-hand member of movable rod (7) is connected with hose (9) to the size between fixture block (8) and draw-in groove (5) is identical, and the structure of hose (9) is the ripple structure simultaneously.

4. The anti-bite type airway tube for cardiovascular medical care according to claim 1, wherein: prop mouthful mechanism (20) including outer fagging (21) and reset spring (22), and the bottom of connecting rod (19) is connected with outer fagging (21) to outer fagging (21) about the horizontal central line longitudinal symmetry of main part mechanism (1) distributes, and the inboard of outer fagging (21) is connected with reset spring (22) simultaneously.

5. The anti-bite type airway tube for cardiovascular medical care according to claim 1, wherein: connecting buckle (23) are detained (232) including box (231) and son, and the outer wall symmetry on edge of a wing (2) is fixed with box (231), the upper end of box (231) is connected with son and detains (232), and mutually supports between son and detain (232) and box (231) and constitute the block structure.

6. The anti-bite type airway tube for cardiovascular medical care according to claim 1, wherein: the fixing mechanism (24) comprises an elastic rope (25), a binding belt (26), a round hair paste (27) and a thorn hair paste (28), the outer side of the sub-buckle (232) is fixed to one end of the elastic rope (25), the other end of the elastic rope (25) is provided with the binding belt (26), the outer surface of the binding belt (26) is provided with the thorn hair paste (28), the inner surface of the binding belt (26) is fixedly provided with the round hair paste (27), and the thorn hair paste (28) is connected with the round hair paste (27) in an adhesion mode.