Trachea cannula connecting device

Abstract

The utility model relates to the technical field of medical auxiliary equipment, in particular to a trachea cannula connecting device which is characterized in that a joint tube is arranged at the butt joint end of a catheter, a joint seat is arranged at one end of the joint tube, and an adapter tube inserted into an adapter seat is arranged in the middle of the joint seat; a cavity is formed in the inner wall of the clamping plate, a groove corresponding to the cavity is formed in the outer wall of the connector base, a spring is arranged in the cavity, a clamping block matched with the clamping groove is arranged at one end of the spring, and the clamping block is matched with the clamping groove, so that the trachea cannula body, the adapter tube and the catheter are communicated in sequence. The trachea cannula main body and the catheter are connected more stably and are not prone to being disconnected after being stressed by the aid of the positioning block and the positioning hole for auxiliary positioning, use safety is improved, the adapter seat and the adapter tube are simple and convenient to connect and detach due to the structural design of the driving ring, the pull rope and the like, and medical staff can quickly complete connection and separation of the trachea cannula and the catheter.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical auxiliary equipment technical field, concretely is a tracheal intubation connecting device. BACKGROUND

[0002] During the anesthesia induction and the inhalation anesthetic drug maintains the anesthesia process, there are many cases needing to carry out tracheal intubation. For the face mask ventilation difficulty, there is the risk of aspiration or the airway will be occupied in the operation, cannot adopt the face mask, laryngeal mask, should pass through the tracheal intubation mode. If the patient with limited mouth opening, oral intubation is difficult, or due to the long operation time must retain the tracheal tube, then need to be inserted through the nose, and the hospital is mostly built with central oxygen supply system, and the oxygen inhaler is connected to the oxygen supply system, which can realize the purpose of oxygen supply for patients.

[0003] But the connection of the existing tracheal intubation and the oxygen inhaler, mostly reserved on the oxygen inhaler gas outlet interface, inserted into the gas outlet rubber tube, the connection of the tracheal intubation can be completed, the structure may appear unstable in the process of actual use, the joint is easy to break under stress, and the stability is low. UTILITY MODEL CONTENTS

[0004] (I) technical problem solved

[0005] In view of the deficiency of prior art, the utility model provides a tracheal intubation connecting device.

[0006] (II) technical scheme

[0007] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme: a tracheal intubation connecting device, including tracheal intubation main part and catheter, the butt joint end of tracheal intubation main part is equipped with adapter seat, two clamping grooves are arranged on the outer wall of adapter seat symmetrically, and the inner wall of adapter seat is equipped with sealing ring;

[0008] The butt joint end of catheter is equipped with joint pipe, one end of joint pipe is equipped with joint seat, the middle part of joint seat is equipped with adapter pipe inserted into the inside of adapter seat, and the tracheal intubation main part, adapter pipe and catheter are communicated in sequence, two clamping plates are arranged on the side of joint seat symmetrically adapter seat, the inner wall of clamping plate is equipped with cavity, the outer wall of joint seat is equipped with recess corresponding to cavity, the inside of cavity is equipped with spring, one end of spring is equipped with clamping block matched with clamping groove;

[0009] The upper end of clamping block is equipped with vertical rod penetrating spring and inserted into the inside of recess, the driving ring is arranged on the joint pipe and slides, the two sides of driving ring are equipped with pull rope connected with vertical rod.

[0010] In order to make the card block and the card groove cooperate more firmly, the utility model discloses the improvement has, the card block and the card groove are all right angle trapezoidal structure.

[0011] In order to improve the stability of the pull rope when using, the utility model discloses the improvement has, two elbow pipes are symmetrically arranged on the circumferential side of the joint seat, and the pull rope penetrates the elbow pipe.

[0012] In order to improve the stability of the driving ring when moving, the utility model discloses the improvement has, the outer wall of the joint pipe is equipped with a guide rail, and the inner ring of the driving ring is equipped with a sliding groove matched with the guide rail.

[0013] In order to make the driving ring convenient to operate, the utility model discloses the improvement has, the outer wall of the driving ring is equipped with an antiskid block.

[0014] In order to make the adapter seat and the joint seat convenient to butt joint, the utility model discloses the improvement has, the side of the joint seat close to the adapter seat is equipped with a plurality of positioning blocks, and the side of the adapter seat close to the joint seat is equipped with a plurality of positioning holes matched with the positioning blocks.

[0015] In order to make the driving ring more firmly on the joint pipe, the utility model discloses the improvement has, the driving ring is equipped with a locking rod, the locking rod penetrates the driving ring and contacts the joint pipe, and the locking rod is threadedly connected with the driving ring.

[0016] (Three) beneficial effects

[0017] Compared with the prior art, the utility model provides a tracheal cannula connecting device, which has the following

[0018] Beneficial effects:

[0019] Through the cooperation of the card block and the card groove and the auxiliary positioning of the positioning block and the positioning hole, the tracheal cannula main body and the catheter are connected more stably and are not easy to break under stress, thereby improving the use safety.

[0020] The structure design of the driving ring, the pull rope and the like makes the adapter seat and the adapter pipe simple and convenient to connect and detach, and medical staff can quickly complete the connection and separation of the tracheal cannula and the catheter. DRAWINGS

[0021] Figure 1 It is the three-dimensional structure schematic view of the utility model;

[0022] Figure 2 It is the top view of the utility model; Figure 1

[0023] Figure 3 It is the front view of the utility model; Figure 1

[0024] Figure 4 ​​The internal structure of the hollow cavity is shown in the schematic view.

[0025] In the figure: 1, tracheal tube main body; 2, catheter; 3, joint pipe; 4, joint seat; 5, drive ring; 6, adapter pipe; 7, positioning block; 8, elbow; 9, pull rope; 10, groove; 11, cavity; 12, clamping block; 13, vertical rod; 14, adapter seat; 15, clamping groove; 16, positioning hole; 17, clamping plate; 18, locking rod. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0027] Please refer to Figures 1-4 The utility model discloses a tracheal tube connecting device, which comprises a tracheal tube main body 1 and a catheter 2, the butt joint end of the tracheal tube main body 1 is provided with an adapter seat 14, two clamping grooves 15 are symmetrically arranged on the outer wall of the adapter seat 14, and a sealing ring is arranged on the inner wall of the adapter seat 14.

[0028] The butt joint end of the catheter 2 is provided with a joint pipe 3, one end of the joint pipe 3 is provided with a joint seat 4, the middle part of the joint seat 4 is provided with an adapter pipe 6 inserted into the inside of the adapter seat 14, and the tracheal tube main body 1, the adapter pipe 6 and the catheter 2 are sequentially communicated, two clamping plates 17 are symmetrically arranged on the circumferential side of the joint seat 4 and connected with the adapter seat 14, the inner wall of the clamping plate 17 is provided with a cavity 11, the outer wall of the joint seat 4 is provided with a groove 10 corresponding to the cavity 11, the inside of the cavity 11 is provided with a spring, one end of the spring is provided with a clamping block 12 matched with the clamping groove 15.

[0029] The upper end of the clamping block 12 is provided with a vertical rod 13 penetrating through the spring and inserted into the inside of the groove 10, the drive ring 5 is slidably arranged on the joint pipe 3, and the two sides of the drive ring 5 are provided with pull ropes 9 connected with the vertical rod 13.

[0030] The clamping block 12 and the clamping groove 15 are both right-angled trapezoidal structures.

[0031] Connection principle: when the tracheal tube body 1 and the catheter 2 need to be connected (the catheter 2 is connected with the oxygen inhaler), the adapter pipe 6 on the joint seat 4 is inserted into the adapter seat 14, at this time the adapter seat 14 contacts the joint seat 4, so that the tracheal tube body 1, the adapter pipe 6 and the catheter 2 are sequentially communicated, at this time the clamping plate 17 on the side of the joint seat 4 approaches the adapter seat 14, which makes the spring in the inner wall cavity 11 of the clamping plate 17 push the clamping block 12 to cooperate with the clamping groove 15 on the outer wall of the adapter seat 14, so as to realize the clamping and fixing of the adapter seat 14.

[0032] Dismounting principle: sliding the drive ring 5 on the joint pipe 3, the pull rope 9 on both sides of the drive ring 5 pulls the vertical rod 13, the vertical rod 13 drives the clamping block 12 to compress the spring, so that the clamping block 12 is separated from the clamping groove 15, so that the connection between the tracheal tube body 1 and the catheter 2 can be released, and the adapter seat 14 and the adapter pipe 6 can be easily disassembled.

[0033] In this embodiment, the drive ring 5 is provided with a locking rod 18 which penetrates the drive ring 5 and contacts the joint pipe 3, the locking rod 18 is threadedly connected with the drive ring 5, and rotating the locking rod 18 makes the locking rod 18 contact the joint pipe 3, so as to limit the drive ring 5 on the joint pipe 3 and make the drive ring 5 more firmly fixed on the joint pipe 3.

[0034] Locking principle: the locking rod 18 on the drive ring 5 penetrates the drive ring 5 and contacts the joint pipe 3, and by rotating the locking rod 18, since it is threadedly connected with the drive ring 5, the drive ring 5 can be fixed more firmly on the joint pipe 3, preventing the drive ring 5 from sliding accidentally and causing the connection to be loose.

[0035] In this embodiment, the joint seat 4 is provided with a plurality of positioning blocks 7 on the side close to the adapter seat 14, and the adapter seat 14 is provided with a plurality of positioning holes 16 on the side close to the joint seat 4, which cooperate with the positioning blocks 7, so as to provide a guiding and positioning structure between the adapter seat 14 and the joint seat 4, and make the adapter seat 14 and the joint seat 4 easy to butt joint.

[0036] Stable connection: through the cooperation of the clamping block 12 and the clamping groove 15, and the auxiliary positioning of the positioning block 7 and the positioning hole 16, the connection between the tracheal tube body 1 and the catheter 2 is more stable and not easy to be disconnected under stress, which improves the safety in use.

[0037] Good sealing: the sealing ring on the inner wall of the adapter seat 14 can effectively prevent gas leakage and ensure the ventilation effect.

[0038] Convenient operation: the structure design of the drive ring 5, the pull rope 9 and the like makes the connection and dismounting operation simple and convenient, and medical staff can quickly complete the connection and separation of the tracheal tube and the catheter 2.

[0039] In the embodiment, the outer wall of the joint pipe 3 is provided with a guide rail, and the inner ring of the driving ring 5 is provided with a sliding groove matched with the guide rail, so that the stability of the driving ring 5 during movement is improved.

[0040] In the embodiment, two elbow pipes 8 are symmetrically arranged on the circumferential side of the joint base 4, and the pull rope 9 penetrates through the elbow pipes 8, so that a limiting effect is provided for the pull rope 9 on the circumferential side of the joint base 4, and the stability of the pull rope 9 during use is improved.

[0041] In the embodiment, the outer wall of the driving ring 5 is provided with an anti-skid block, so that the driving ring 5 is convenient to operate.

[0042] Stable structure: the guide rail and the sliding groove improve the movement stability of the driving ring 5; the elbow pipe 8 improves the use stability of the pull rope 9; the anti-skid block facilitates the operation of the driving ring 5; the locking rod 18 makes the driving ring 5 more firmly fixed, and the overall structure is stable and reliable.

[0043] In the description in this document, it should be noted that the relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0044] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model.

Claims

1. A endotracheal tube connection device, characterized in that: It includes an endotracheal tube body (1) and a catheter (2). The endotracheal tube body (1) has an adapter (14) at its docking end. Two slots (15) are symmetrically arranged on the outer wall of the adapter (14), and a sealing ring is provided on the inner wall of the adapter (14). The connecting end of the catheter (2) is provided with a connector tube (3), one end of the connector tube (3) is provided with a connector seat (4), the middle part of the connector seat (4) is provided with a transfer tube (6) inserted into the adapter seat (14), and the endotracheal tube body (1), the adapter tube (6) and the catheter (2) are connected in sequence. The adapter seat (14) on the periphery of the connector seat (4) is provided with two clamping plates (17), the inner wall of the clamping plate (17) is provided with a cavity (11), the outer wall of the connector seat (4) is provided with a groove (10) corresponding to the cavity (11), the cavity (11) is provided with a spring, and one end of the spring is provided with a locking block (12) that cooperates with the locking groove (15). The upper end of the card block (12) is provided with a through spring and a vertical rod (13) inserted into the groove (10). A drive ring (5) is slidably arranged on the connector tube (3). Pull ropes (9) connecting the vertical rod (13) are provided on both sides of the drive ring (5).

2. The endotracheal intubation connection device according to claim 1, characterized in that: Both the card block (12) and the card slot (15) are right-angled trapezoidal structures.

3. The endotracheal intubation connection device according to claim 2, characterized in that: Two bends (8) are symmetrically arranged on the periphery of the connector seat (4), and the pull rope (9) passes through the bends (8).

4. The endotracheal intubation connection device according to claim 3, characterized in that: The outer wall of the connector tube (3) is provided with a guide rail, and the inner ring of the drive ring (5) is provided with a sliding groove that cooperates with the guide rail.

5. The endotracheal intubation connection device according to claim 4, characterized in that: The outer wall of the drive ring (5) is provided with anti-slip blocks.

6. The endotracheal intubation connection device according to claim 5, characterized in that: The connector seat (4) has multiple positioning blocks (7) on the side near the adapter seat (14), and the adapter seat (14) has multiple positioning holes (16) that cooperate with the positioning blocks (7) on the side near the connector seat (4).

7. The endotracheal intubation connection device according to claim 6, characterized in that: The drive ring (5) is provided with a locking rod (18), which passes through the drive ring (5) and contacts the connector tube (3). The locking rod (18) is threadedly connected to the drive ring (5).

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