CN210228843U

CN210228843U - Oral cavity anesthesia intubate

Info

Publication number: CN210228843U
Application number: CN201920810671.2U
Authority: CN
Inventors: Qing Li; 李青
Original assignee: First Affiliated Hospital of Chongqing Medical University
Current assignee: First Affiliated Hospital of Chongqing Medical University
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2020-04-03
Anticipated expiration: 2029-05-31

Abstract

The utility model belongs to the technical field of medical equipment, in particular to an oral cavity anesthesia intubation, which comprises an outer tube and an inner tube arranged in the outer tube, and also comprises an integrally formed positioning plate and an adjusting cylinder, wherein the positioning plate is provided with an occlusal plate, the adjusting cylinder is provided with an external thread, the adjusting cylinder is axially provided with a strip-shaped chute, the adjusting cylinder is sleeved with a driven ring in a sliding way, the driven ring is integrally formed with a limiting post which is positioned in the strip-shaped chute and is fixedly connected with the outer tube, one side of the driven ring of the adjusting cylinder is connected with an adjusting ring in a threaded way, the adjusting ring is fixedly provided with an L-shaped clamping hook, the outer circumference of the driven ring is provided with an annular chute, the end part of the adjusting cylinder is connected with an end cover in a threaded way, the end cover is provided with a through hole, the outer tube is arranged in the through hole, the speed regulation is not convenient to control, and the movement is difficult to be smooth.

Description

Oral cavity anesthesia intubate

Technical Field

The utility model belongs to the technical field of medical equipment, concretely relates to oral anesthesia intubate.

Background

The endotracheal intubation is to insert a special endotracheal tube into the trachea of a patient through an oral cavity or a nasal cavity, is a technique for endotracheal anesthesia and rescuing the patient, is also the most reliable means for keeping the upper respiratory tract unobstructed, and is characterized in that when general anesthesia is carried out: patients with difficulty in ensuring the unobstructed respiratory tract of the patient such as intracranial surgery, thoracotomy, prone position surgery and the like; patients with difficult airway maintenance, such as tumor compressing the trachea; the whole anesthetic can obviously inhibit respiration or can be applied to patients with muscle relaxant; all need intubate in the trachea of the gas-moving vessel, trachea cannula's advantage is that keep the respiratory track unobstructed, be convenient for carry out auxiliary respiration and artificial respiration, the operation region can be kept away from to the anesthesia doctor, be particularly useful for cranium, maxillofacial, five sense organs and neck operation can reduce respiratory failure's invalid chamber of patient's respiratory track, be convenient for inhale and auxiliary respiration for oxygen, the intubate that the anesthesia intubate was used among the prior art is ordinary plastic pipe, pipe insert length inserts according to doctor's experience, can not carry out accurate control and regulation to pipe male degree of depth, cause the injury to the patient easily, use inconvenient

An adjustable anesthesia cannula for oral cavity cannula with the prior patent application number of CN201821167598.3 can control and adjust the depth, but is complicated to use, the travel is limited firstly, and then the catheter is pushed to go deep into the oral cavity; meanwhile, the guide pipe is directly pushed, so that the speed is not convenient to control during movement, and the guide pipe is difficult to move more slowly.

SUMMERY OF THE UTILITY MODEL

Based on the problem mentioned in the above-mentioned background art, the utility model provides an oral cavity anesthesia intubate for the device that solves among the prior art uses loaded down with trivial details, and the governing speed is not convenient for the accuse, is difficult to comparatively mild problem of removing.

The utility model adopts the technical scheme as follows:

an oral cavity anesthesia intubation comprises an outer tube, an inner tube, a positioning plate and an adjusting cylinder, wherein the inner tube is arranged in the outer tube in a penetrating mode, the outer tube is arranged in the adjusting cylinder in a penetrating mode, an occluding plate is installed on the positioning plate, external threads are formed on the adjusting cylinder, a strip-shaped sliding groove is formed in the adjusting cylinder in the axial direction, a driven ring is sleeved on the adjusting cylinder in a sliding mode, a limiting column is integrally formed on the driven ring and is located in the strip-shaped sliding groove and fixedly connected with the outer tube, an adjusting ring is connected to one side of the driven ring through threads, an L-shaped clamping hook is fixedly installed on the adjusting ring, an annular sliding groove is formed in the outer circumference of the driven ring, one end of the L-shaped clamping hook is located in the annular sliding groove, an end cover is connected to the end portion of the adjusting cylinder through threads, a through, when the adjusting ring is in contact with the end cover, the zero scale of the scale corresponds to the position of the through hole of the end cover.

On the basis of the technical scheme, the utility model discloses following improvement has still been made:

furthermore, a bulb is integrally formed at the end part of the inner pipe, and a liquid injection hole is formed in the bulb.

Furthermore, a plurality of lugs are integrally formed on the outer circumference of the adjusting ring.

Further, a sleeve is fixedly installed on the inner pipe, the outer pipe is sleeved with the sleeve in a sliding mode, and when the ball head is in contact with the end portion of the outer pipe, the end portion, close to one end of the end cover, of the sleeve coincides with the scale terminal position.

Furthermore, a limiting frame is arranged at one end, far away from the driven ring, of the interior of the adjusting cylinder, a limiting ring is arranged on the limiting frame, and the outer pipe penetrates through the limiting ring.

Furthermore, both ends of the positioning plate are of arc structures.

Furthermore, an elastic bandage is arranged on the positioning plate.

The utility model has the advantages that:

1. the adjusting cylinder is provided with a strip-shaped chute, the driven ring is sleeved on the adjusting cylinder in a sliding manner, the limiting column is arranged on the strip-shaped chute in a sliding manner, when the adjusting ring is connected to the adjusting cylinder in a rotating threaded manner, the driven ring is pushed by the adjusting ring to move transversely to drive the outer tube fixedly connected with the adjusting ring to move, so that the moving amount of the outer tube is uniform, the adjusting and using are convenient, the adjusting precision is high, the injury to a patient caused by the fact that the outer tube moves too fast is avoided, and meanwhile, the outer tube cannot rotate in the adjusting and moving process;

2. the outer tube is provided with scales, when the adjusting ring is in contact with the end cover, zero scales of the scales correspond to the positions of the through holes of the end cover, when the adjusting ring is rotated to move the outer tube, the scales on the outer tube gradually sink into the end cover, the adjusting length of the outer tube can be known by observing the numerical value of the end cover corresponding to the current scales, and the adjusting amount can be accurately controlled;

3. through set up the bulb at inner tube tip, can be better avoid the inner tube tip to stab the human body when removing, the security is better.

Drawings

The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;

fig. 1 is a first schematic structural view of an oral anesthesia cannula according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of an oral anesthesia cannula according to an embodiment of the present invention;

FIG. 3 is a schematic longitudinal sectional view of an oral anesthetic cannula according to an embodiment of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3;

FIG. 5 is a schematic view of a connection structure between an outer tube and a driven ring according to an embodiment of the present invention;

the main element symbols are as follows:

the positioning plate 1, the bite plate 11, the elastic bandage 2, the adjusting cylinder 3, the external thread 31, the strip-shaped sliding groove 32, the limiting frame 33, the limiting ring 34, the driven ring 4, the limiting column 41, the annular sliding groove 42, the adjusting ring 5, the bump 51, the L-shaped clamping hook 52, the end cover 6, the outer pipe 7, the scale 71, the inner pipe 8, the ball head 81, the liquid injection hole 82 and the sleeve 83.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.

Examples

As shown in fig. 1 to 5, an oral cavity anesthesia intubation tube comprises an outer tube 7, an inner tube 8 inserted into the outer tube 7, an integrally formed positioning plate 1 and an adjusting cylinder 3, wherein the outer tube 7 is inserted into the adjusting cylinder 3, a bite plate 11 is installed on the positioning plate 1, an external thread 31 is formed on the adjusting cylinder 3, a strip-shaped chute 32 is axially formed on the adjusting cylinder 3, a driven ring 4 is slidably sleeved on the adjusting cylinder 3, a limiting post 41 is integrally formed on the driven ring 4, the limiting post 41 is located in the strip-shaped chute 32 and is fixedly connected with the outer tube 7, an adjusting ring 5 is in threaded connection with one side of the driven ring 4 of the adjusting cylinder 3, an L-shaped hook 52 is fixedly installed on the adjusting ring 5, an annular chute 42 is formed on the outer circumference of the driven ring 4, one end of the L-shaped hook 52 is located in the annular chute 42, an end portion of the adjusting cylinder 3 is in threaded connection with, the outer tube 7 is provided with a scale 71, and when the adjusting ring 5 is contacted with the end cover 6, the zero scale of the scale 7 corresponds to the position of the through hole of the end cover 6.

Specifically, a bulb 81 is integrally formed at the end of the inner tube 8, and a liquid injection hole 82 is formed in the bulb 81. Under the effect of bulb, make 8 tip of inner tube comparatively slick and sly, avoid inner tube 8 to cause the injury to the patient when removing. A plurality of protrusions 51 are integrally formed on the outer circumference of the adjusting ring 5. The surface friction resistance of the adjusting ring 5 is increased by arranging the lug 51, so that the adjusting ring 5 can rotate more conveniently. The inner tube 8 is fixedly provided with a sleeve 83, the sleeve 83 is slidably sleeved on the outer tube 7, and when the ball 81 contacts with the end of the outer tube 7, the end of the sleeve 83 close to one end of the end cover 6 coincides with the end position of the scale 71. When the inner tube 8 is moved, the adjustment amount of the inner tube 8 can be controlled well by the sleeve 83 and the scale 71.

The adjusting cylinder 3 is internally provided with a limiting frame 33 at one end far away from the driven ring 4, the limiting frame 33 is provided with a limiting ring 34, and the outer tube 7 is arranged in the limiting ring 34 in a penetrating way. The outer tube 7 can be prevented from inclining under the action of the limiting frame 33, and the connection between the outer tube 7 and the driven ring 4 can be prevented from being broken.

Both ends of the positioning plate 1 are arc-shaped structures. Design through the arc structure makes 1 can be better with patient's facial laminating of locating plate, improves the installation stability of oral cavity anesthesia intubate. The positioning plate 1 is provided with an elastic bandage 2. The oral cavity anesthesia cannula can be better fixed on the head of a patient through the elastic bandage 2 in the using process.

When the positioning plate is used, the positioning plate 1 is placed on the face of a patient, the patient bites the occlusal plate 2 to enable the outer tube 7 to correspond to the position of the oral cavity of the patient, the elastic bandage 2 is sleeved on the head of the patient to fix the positioning plate 1, then the adjusting ring 5 is rotated to push the driven ring 4 to move to drive the outer tube 7 to move to enable the outer tube 7 to go deep into the oral cavity of the patient, the adjusting depth of the outer tube 7 is controlled according to the marking 71 numerical value, then the sleeve 83 is pushed to drive the inner tube 8 to move, the ball head 81 goes deep into. When the oral cavity anesthesia cannula needs to be taken down, the sleeve 83 is pulled to return the inner tube, the adjusting ring 5 is rotated reversely, the driven ring 4 is driven to return under the action of the L-shaped clamping hook 52, the outer tube 7 is returned, and then the bandage 2 is taken down.

The oral cavity anesthesia intubation provided by the utility model is introduced in detail. The description of the specific embodiments is only intended to facilitate an understanding of the method of the invention and its core ideas. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. An oral cavity anesthesia intubate, includes outer tube (7) and wears to locate inner tube (8) in outer tube (7), its characterized in that: still include integrated into one piece's locating plate (1) and an adjusting cylinder (3), outer tube (7) are worn to locate in adjusting cylinder (3), install snap-in plate (11) on locating plate (1), external screw thread (31) have been seted up on adjusting cylinder (3), bar spout (32) have been seted up to adjusting cylinder (3) axial, sliding sleeve is equipped with driven ring (4) on adjusting cylinder (3), integrated into one piece has spacing post (41) on driven ring (4), spacing post (41) are located bar spout (32) and with outer tube (7) fixed connection, adjusting cylinder (3) have adjustable ring (5) in driven ring (4) one side threaded connection, fixed mounting has L type trip (52) on adjustable ring (5), annular spout (42) have been seted up on the outer circumference of driven ring (4), L type trip (52) one end is located annular spout (42), the adjusting cylinder (3) is characterized in that an end cover (6) is connected with the end portion of the adjusting cylinder in a threaded mode, a through hole is formed in the end cover (6), the outer pipe (7) penetrates through the through hole, scales (71) are arranged on the outer pipe (7), and when the adjusting ring (5) is in contact with the end cover (6), the zero scales of the scales (71) correspond to the position of the through hole of the end cover (6).

2. The oral anesthesia cannula of claim 1, wherein: a bulb (81) is integrally formed at the end part of the inner pipe (8), and a liquid injection hole (82) is formed in the bulb (81).

3. The oral anesthesia cannula of claim 2, wherein: a plurality of lugs (51) are integrally formed on the outer circumference of the adjusting ring (5).

4. The oral anesthesia cannula of claim 3, wherein: the outer tube (7) is located to fixed mounting has sleeve (83) on inner tube (8), sleeve (83) slip cap, when bulb (81) and outer tube (7) tip contact sleeve (83) are close to the tip and the scale (71) terminal position coincidence of end cover (6) one end.

5. The oral anesthesia cannula of claim 4, wherein: the adjusting cylinder (3) is internally provided with a limiting frame (33) at one end far away from the driven ring (4), the limiting frame (33) is provided with a limiting ring (34), and the outer tube (7) is arranged in the limiting ring (34) in a penetrating way.

6. The oral anesthesia cannula of claim 5, wherein: both ends of the positioning plate (1) are arc-shaped structures.

7. The oral anesthesia cannula of claim 5, wherein: and the positioning plate (1) is provided with an elastic bandage (2).