CN213490937U

CN213490937U - Multi-functional, many adaptability's sputum collection system connects

Info

Publication number: CN213490937U
Application number: CN202021564706.8U
Authority: CN
Inventors: 丁明珠; 谷春梅; 徐庶; 卞晓明
Original assignee: Dalian Corvivo Medical Co ltd
Current assignee: Dalian Corvivo Medical Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-06-22
Anticipated expiration: 2030-07-31

Abstract

The utility model provides a multifunctional and multi-adaptive connector of a sputum collecting device, which comprises a connector, wherein the connector comprises a far-end structure and a connector body, and the far-end structure is hermetically connected with the connector body; the far-end structure is a double-layer structure and is connected with an external connector or a trachea cannula tube body, and an inner cavity channel is arranged inside the far-end structure; the middle part of the joint body is provided with a through hole communicated with the inner cavity channel; the connector body is provided with at least two air exchange holes communicated with the outside in the circumferential direction, an air exchange channel is arranged inside the connector body, and two sides of the air exchange channel are respectively communicated with the air exchange holes and the through holes. The utility model discloses can make disposable semi-enclosed phlegm pipe of inhaling realize disposable totally-enclosed phlegm function of inhaling, it is with low costs, the air exchange hole and the air exchange passageway of setting can realize inhaling gaseous circulation when phlegm.

Description

Multi-functional, many adaptability's sputum collection system connects

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a multi-functional, more adaptive's sputum collection system connects.

Background

At present, the closed sputum suction tube products are roughly divided into two types, one type is a fully closed sputum suction device which is arranged at the far end of a protective sleeve and is simultaneously connected with a breathing machine and a tracheal cannula, and the other type is a semi-closed sputum suction device which is arranged at the far end of the protective sleeve and has no fully closed joint.

The totally-enclosed sputum suction device and the connecting end joint of the patient are only matched with the trachea cannula joint and cannot be matched with the trachea cannula tube body.

The requirement of direct connection with the tracheal cannula cannot be realized in clinic.

Semi-closed sputum suction device's sheath distal end non-joint, consequently, when inhaling phlegm, in order to prevent that the sputum from spattering outward, the operator needs the fixed overcoat of a hand to prevent that it breaks away from with trachea cannula, and in addition, when inhaling phlegm pipe and inserting start the negative pressure behind the trachea cannula, the negative pressure often adsorbs the sheath to the body on, has increased and has inhaled the resistance that phlegm pipe removed in trachea cannula.

Therefore, in view of the above, there is a need for a new type of joint to solve the deficiencies of the prior art.

SUMMERY OF THE UTILITY MODEL

According to the technical problem provided, a multifunctional and multi-adaptive connector of a sputum collecting device is provided. The utility model mainly utilizes the air exchange holes and the air exchange channels to realize the circulation of air during sputum suction, so that the disposable semi-closed sputum suction pipe realizes the disposable fully-closed sputum suction function, can prevent the phenomenon that sputum cannot be sucked out during sputum suction, can also prevent the phenomenon that sputum cannot be breathed during sputum suction, and avoids suffocation; the negative pressure of the sputum suction catheter body is prevented from being transmitted into the catheter body protective sleeve through the inner diameter contraction platform, the catheter body protective sleeve is prevented from being attached to the sputum suction catheter body, and the sputum suction difficulty is reduced; the protective cover is arranged, so that the environment is prevented from being polluted after the instrument is used, meanwhile, the instrument can be used for the same patient for many times after being completely closed, and the economic burden is reduced. The utility model discloses a technical means as follows:

the utility model provides a multi-functional, more adaptive's sputum collection system connects, links to each other with sputum collection system, includes: the joint comprises a far-end structure and a joint body, and the far-end structure is hermetically connected with the joint body;

the far-end structure is a double-layer structure and is connected with an external connector or a trachea cannula tube body, and an inner cavity channel is arranged inside the far-end structure;

a through hole communicated with the inner cavity channel is formed in the middle of the connector body, and a sputum suction tube body of the sputum collection device sequentially penetrates through the through hole and the inner cavity channel and penetrates to the outside of the inner cavity channel;

the connector body is at least provided with two air exchange holes communicated with the outside in the circumferential direction, an air exchange channel is arranged inside the connector body, negative pressure is generated in the sputum suction tube body when sputum is sucked, because the two sides of the air exchange channel are respectively communicated with the air exchange holes and the through holes, air sequentially passes through the air exchange holes, the air exchange channel, the through holes, the inner cavity channel, the trachea cannula tube body and the lungs of a patient and enters the sputum suction tube body, and air circulation simultaneously drives the sputum of the lungs of the patient to be sucked.

Furthermore, the through hole is of a variable diameter structure or a multi-inner-diameter structure.

Further, the end of the distal structure is connected with a protecting cover in a matching manner, and the protecting cover is used for closing the joint after the operation is finished.

Furthermore, the protective cover is of a concave structure, and a groove is formed in the protective cover, so that the inner wall is prevented from being polluted during operation;

the inside dimension of recess is greater than the outer wall size of the outer shell of distal end, when guaranteeing to open and close the protective cover, non-staining operating personnel.

Further, the protective cover and the outer shell of distal end integrated into one piece, or through hot melt fit connection, or through sticky fit connection, or through welded connection, or through the hasp connection.

Furthermore, the double-layer structure consists of a far-end inner-layer conical tube arranged on the inner layer and a far-end outer-layer shell arranged on the outer layer, and the external connector comprises a tracheal intubation connector or a multi-purpose connector of a breathing machine;

a gap is formed between the outer wall of the distal end inner-layer conical tube and the inner wall of the distal end outer-layer shell; the inner wall of the far-end outer shell is connected with the external connector in a matched mode, and the outer wall of the far-end outer shell is a handheld part; the outer shape of the far-end inner-layer conical tube is a circular truncated cone structure, the outer wall of the far-end inner-layer conical tube is connected with the trachea cannula tube bodies in a matched mode, and the inner cavity channel is formed in the far-end inner-layer conical tube.

Furthermore, the connection mode between the joint body and the catheter body protective sleeve arranged on the outer sleeve of the sputum suction catheter body is hot-melt fit connection, or adhesive fit connection, or welding connection, or connection in a physical mode through a protective sleeve buckle, wherein the outer wall of the joint body is provided with a buckle, one side of the protective sleeve buckle is connected with the buckle in a fit manner, and the other side of the protective sleeve buckle is connected with the catheter body protective sleeve.

Furthermore, the near end of the joint body is provided with an inner diameter contraction platform, a through inner hole communicated with the through hole is formed in the inner diameter contraction platform, and the inner hole is used for the sputum suction catheter body to pass through.

Furthermore, the inner wall of hole with inhale the outer wall laminating of phlegm pipe shaft and be connected, the internal diameter size of hole is inhale the phlegm pipe shaft external diameter 1mm, the internal diameter of inner chamber way is greater than inhale the external diameter of phlegm pipe shaft, guarantees that the negative pressure of inhaling the phlegm pipe shaft distal end does not conduct to in the pipe shaft protective sheath.

Compared with the prior art, the utility model has the advantages of it is following:

1. the utility model provides a multi-functional, the sputum collection system of many adaptability connects can make disposable semi-enclosed inhale the phlegm pipe and realize disposable totally-enclosed phlegm function of inhaling, in addition, because of its many adaptability ability and additional protective cover, can realize again being close totally-enclosed the repetitious usage function of inhaling the phlegm pipe. The cost is far lower than that of the totally-enclosed sputum suction device on the current market.

2. The utility model provides a multi-functional, many adaptability's sputum collection system connects, can connect with trachea cannula, breathing machine multi-purpose joint and trachea cannula pipe shaft butt joint, and adaptability is wide.

3. The utility model provides a multi-functional, many adaptability's sputum collection system connects has the air exchange hole, can prevent the phenomenon of unable suction sputum (no air convection) when inhaling the phlegm, also can prevent to inhale the unable breathing of phlegm time, avoids stifling.

4. The utility model provides a multi-functional, many adaptability's sputum collection system connects is equipped with the inside and external air exchange channel of intercommunication joint, gaseous circulation when can realizing inhaling the phlegm, is convenient for inhale the phlegm.

5. The utility model provides a multi-functional, sputum collection system of more adaptability connects, the internal diameter shrink platform of its near-end setting can prevent to inhale the attached phlegm pipe shaft of inhaling of pipe shaft protective sheath in transmission to the pipe shaft protective sheath, avoids the attached phlegm pipe shaft of inhaling of pipe shaft protective sheath, reduces and inhales the phlegm degree of difficulty.

6. The utility model provides a multi-functional, many adaptability's sputum collection system connects has the protective cover, prevents the polluted environment after the apparatus uses, can realize using same patient repetitious times simultaneously after intact airtight, reduces economic burden.

Based on the above reason the utility model discloses can extensively promote in fields such as medical instrument that the sputum was gathered.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the middle joint of the present invention.

Fig. 3 is a top view of fig. 2.

Fig. 4 is a cross-sectional view taken at a-a in fig. 3.

Fig. 5 is a front view of fig. 2.

Fig. 6 is a cross-sectional view at B-B in fig. 5.

Fig. 7 is a sectional view of the sputum suction device and the tracheal cannula joint which are matched with the joint of the utility model.

Fig. 8 is a sectional view showing the direct connection between the sputum aspirator and the trachea cannula tube body with the joint of the present invention.

Fig. 9 is a schematic view of the air circulation condition in the air exchange channel during sputum suction of the present invention.

In the figure: 1. a joint; 2. a protective sleeve is buckled; 3. a tracheal cannula joint; 4. a tracheal cannula body; 5. a pipe body protecting sleeve; 6. a catheter body of the sputum suction catheter;

11. a connector body; 12. a protective cover; 13. an air exchange aperture; 14. a distal inner layer conical tube; 15. a distal outer shell; 16. buckling; 17. an inner diameter retraction stage; 18. an air exchange channel.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. 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.

As shown in fig. 1-9, the utility model provides a multi-functional, more adaptive's sputum collection system connects uses with the cooperation of sputum collection system, include: the joint 1 comprises a far-end structure and a joint body 11, wherein the far-end structure is connected with the joint body 11 in a sealing mode.

The far-end structure is a double-layer structure, the double-layer structure consists of a far-end inner-layer conical tube 14 arranged on an inner layer and a far-end outer-layer shell 15 arranged on an outer layer, and a gap is formed between the outer wall of the far-end inner-layer conical tube 14 and the inner wall of the far-end outer-layer shell 15; the inner wall of the far-end outer shell 15 can be connected with a tracheal cannula joint 3 or a multi-purpose joint of a breathing machine, and the outer wall of the far-end outer shell 15 is a handheld part; the outer shape of the far-end inner-layer conical tube 14 is a circular truncated cone structure and can be connected with an endotracheal tube port, the outer wall of the far-end inner-layer conical tube is connected with endotracheal tube bodies 4 of multiple models in a matched mode, and an inner cavity channel is arranged inside the far-end inner-layer conical tube 14 and is a channel of a sputum suction tube body 6. Wherein, the end of the outer shell 15 of distal end is connected with a protecting cover 12 in a matching way, and is used for closing the joint 1 after the operation is finished. The protective cover 12 is of an inwards concave structure, and a groove is formed in the protective cover to prevent the inner wall from being polluted during operation; the inside dimension of recess is greater than the outer wall size of outer shell 15 of distal end, when guaranteeing to open and close protective cover 12, non-staining operating personnel. The protective cover 12 and the outer shell 15 of distal end are integrated into one piece, or connected by hot melt fit, or connected by adhesive fit, or connected by welding, or connected by snap close.

The middle part of the joint body 11 is provided with a through hole communicated with the inner cavity channel for the sputum suction tube body 6 of the sputum collection device to pass through, and the sputum suction tube body 6 sequentially passes through the through hole and the inner cavity channel and penetrates to the outside of the inner cavity channel. The through hole is of a diameter-variable structure or a multi-inner-diameter structure, and the diameter-variable structure means that the inner diameter of the near end of the through hole is close to the outer diameter of the sputum suction catheter body 6, so that no gap exists between the through hole and the sputum suction catheter body 6, and the negative pressure is ensured not to be transmitted into the catheter body protective sleeve 5 (if negative pressure exists in the catheter body protective sleeve 5, the negative pressure is sucked and held back); the purpose of the multi-inner-diameter structure is the same as that of the reducing structure, the reducing structure is gradually changed, and the cross section of the multi-inner-diameter structure is step-shaped. The near end of the joint body 11 is provided with an inner diameter contraction table 17 (inner diameter reduction design), a through inner hole communicated with the through hole is formed in the inner diameter contraction table 17, and the inner hole is used for the sputum suction catheter body 6 to pass through. The inner wall of hole with inhale the laminating of the outer wall of phlegm pipe shaft 6 and be connected, the internal diameter of hole with inhale the external diameter of phlegm pipe shaft 6 and be close, the internal diameter size of hole does inhale 6 external diameters of phlegm pipe shaft 1mm, the internal diameter of inner chamber way is greater than inhale the external diameter of phlegm pipe shaft 6, guarantee inhale the negative pressure of 6 distal ends of phlegm pipe shaft and do not conduct extremely in the pipe shaft protective sheath 5.

The connector body 11 is at least provided with two air exchange holes 13 communicated with the outside in the circumferential direction, the air exchange holes 13 are obliquely arranged, the openings of the air exchange holes 13 face the direction of the mouth of a patient, namely, the axis of the air exchange holes 13 and the central axis of the connector body 11 form a certain included angle, and the included angle is less than or equal to 90 degrees, so that spray can be prevented; the connector body 11 is internally provided with a hidden air exchange channel 18, two sides of the air exchange channel 18 are respectively communicated with the air exchange hole 13 and the through hole, and the air exchange channel 18 is used for communicating an inner cavity channel of the connector 1 with the outside and can prevent suffocation of a patient in a sputum suction process. When sputum is sucked, negative pressure is formed in the sputum suction tube body 6, air sequentially passes through the air exchange hole 13, the air exchange channel 18, the through hole, the inner cavity channel, the trachea cannula tube body 4 and the lung of a patient and enters the sputum suction tube body 6, and air circulation drives the sputum of the lung of the patient to be sucked. The air circulation in the air exchange channel 18 during sputum aspiration is shown in figure 9.

The connection mode between the connector body 11 and the sputum suction catheter body 6 jacket established catheter body protective sleeve 5 is hot melt fit connection, or adhesive fit connection, or welded connection, or through the protective sleeve buckle 2 with the physical mode connection, wherein, the outer wall of the connector body 11 is provided with a buckle 16, one side of the protective sleeve buckle 2 with the buckle 16 is fit connection, the other side with the catheter body protective sleeve 5 established the sputum suction catheter body 6 jacket is connected.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a multi-functional, more adaptive's sputum collection system connects, links to each other with sputum collection system, its characterized in that includes: the joint (1) comprises a far-end structure and a joint body (11), and the far-end structure is hermetically connected with the joint body (11);

the far-end structure is a double-layer structure and is connected with an external connector or a trachea cannula tube body (4), and an inner cavity channel is arranged inside the far-end structure;

a through hole communicated with the inner cavity channel is formed in the middle of the connector body (11), and a sputum suction tube body (6) of the sputum collection device sequentially penetrates through the through hole and the inner cavity channel and penetrates to the outside of the inner cavity channel;

the connector body (11) is provided with at least two air exchange holes (13) communicated with the outside in the circumferential direction, the inside of the connector body (11) is provided with an air exchange channel (18), when sputum is sucked, negative pressure is formed in the sputum suction tube body (6), because the two sides of the air exchange channel (18) are respectively communicated with the air exchange holes (13) and the through holes, air sequentially passes through the air exchange holes (13), the air exchange channel (18), the through holes, the inner cavity channel, the trachea cannula body (4) and the lungs of a patient, enters the sputum suction tube body (6), and air circulation simultaneously drives the sputum of the lungs of the patient to be sucked.

2. The multi-functional, multi-adaptable sputum collection device adaptor of claim 1 wherein the through-hole is of a reducing or multi-bore configuration.

3. The multi-functional, multi-adaptable sputum collection device adaptor of claim 1 wherein the distal structure end is cooperatively attached with a protective cap (12) for closing the adaptor (1) after completion of the procedure.

4. The multi-functional, multi-adaptable sputum collection device adaptor of claim 3 wherein the protective cover (12) is of a concave configuration with a groove therein to prevent contamination of the inner wall during operation;

the inside dimension of recess is greater than the outer wall size of distal end outer shell (15), when guaranteeing to open and close protective cover (12), non-staining operating personnel.

5. The multi-functional, multi-adaptable sputum collection device adaptor of claim 4, wherein the protective cover (12) is integrally formed with the distal outer shell (15), or attached by a heat-fused fit, or attached by an adhesive fit, or attached by welding, or attached by a snap-fit.

6. The multi-functional, multi-adaptable sputum collection device adapter of claim 1 or 3 wherein the double-layered structure consists of a distal inner conical tube (14) placed in the inner layer and a distal outer shell (15) placed in the outer layer, the external adapter comprises a tracheal intubation adapter (3) or a ventilator multipurpose adapter;

a gap is formed between the outer wall of the distal end inner-layer conical tube (14) and the inner wall of the distal end outer-layer shell (15); the inner wall of the far-end outer shell (15) is connected with the external connector in a matched mode, and the outer wall of the far-end outer shell (15) is a handheld part; the outer shape of the far-end inner-layer conical tube (14) is a circular truncated cone structure, the outer wall of the far-end inner-layer conical tube is connected with the tracheal cannula tube bodies (4) in a matched mode, and the inner cavity channel is formed in the far-end inner-layer conical tube (14).

7. The multi-functional and multi-adaptive sputum collection device joint of claim 1, wherein the joint body (11) is connected with the catheter body protective sheath (5) of the sputum aspirator catheter body (6) in a hot-melt fit manner, an adhesive fit manner, a welding manner, or a physical manner through a protective sheath buckle (2), wherein the outer wall of the joint body (11) is provided with a buckle (16), one side of the protective sheath buckle (2) is connected with the buckle (16) in a fit manner, and the other side is connected with the catheter body protective sheath (5).

8. The multi-functional and multi-adaptable sputum collection system of claim 7 wherein the proximal end of the adapter body (11) is provided with an inner diameter constriction platform (17), the inner portion of the inner diameter constriction platform (17) is provided with a through inner hole communicated with the through hole, and the inner hole is used for the sputum aspirator tube body (6) to pass through.

9. The multi-functional and multi-adaptive sputum collection system of claim 8 wherein the inner wall of the inner bore is attached to the outer wall of the sputum aspirator tube shaft (6), the inner diameter of the inner bore is ± 1mm of the outer diameter of the sputum aspirator tube shaft (6), the inner diameter of the inner lumen is larger than the outer diameter of the sputum aspirator tube shaft (6), ensuring that the negative pressure at the distal end of the sputum aspirator tube shaft (6) is not conducted into the tube shaft protective sheath (5).