CN210020537U

CN210020537U - Drainage device

Info

Publication number: CN210020537U
Application number: CN201920441223.XU
Authority: CN
Inventors: 黄健怡; 陈美容; 黄慧; 严玉兰; 王志红; 李冬梅
Original assignee: Foshan First Peoples Hospital Foshan Hospital Sun Yat Sen University
Current assignee: Foshan First Peoples Hospital Foshan Hospital Sun Yat Sen University
Priority date: 2019-04-02
Filing date: 2019-04-02
Publication date: 2020-02-07
Anticipated expiration: 2029-04-02

Abstract

The utility model discloses a drainage device, which comprises a negative pressure bottle, a drainage tube, a drainage needle, a conduction tube and a fixing part, wherein the drainage needle is communicated with the conduction tube, the conduction tube is provided with a joint, the conduction tube is sleeved with a sliding protective sleeve, the inner diameter of the sliding protective sleeve is larger than the outer diameter of the joint, the length of the sliding protective sleeve is not smaller than that of the joint, and the fixing part can ensure that the sliding protective sleeve slides for a certain distance relative to the joint and then is fixed; the negative pressure bottle is detachably connected with the joint through the drainage tube. The utility model discloses simple structure, convenient to use safety.

Description

Drainage device

Technical Field

The utility model relates to the technical field of medical supplies, in particular to a drainage device.

Background

After the heart extracorporeal circulation operation, due to the application of a large amount of heparin in the operation and the damage of platelets, the loss of blood coagulation factors and other reasons in the extracorporeal circulation process, the abnormal blood coagulation mechanism exists within 4 to 6 hours after the operation, and more blood seeps in the operation area. The pericardial cavity of a human body is a narrow gap, and the elasticity of the pericardium is limited, for example, excessive liquid (150 ml) can be contained to limit the blood from returning to the heart and the heart from beating, so that acute circulatory failure is caused, and further sudden cardiac arrest is caused, so that the effusion of the patient after the operation needs to be guided out. The pericardium drainage of the prior art needs to be carried out on a patient at intervals, so that a pigtail catheter is generally placed in the body of the patient, and then a syringe is used for sucking accumulated liquid, so that on one hand, the sucking step is more complicated, and on the other hand, when the syringe is used by medical personnel to connect the pigtail catheter, infection is easily caused.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: provides a drainage device with simple structure and convenient and safe use.

The utility model provides a solution of its technical problem is:

a drainage device comprises a negative pressure bottle, a drainage tube, a drainage needle, a conduction tube and a fixing piece, wherein the drainage needle is communicated with the conduction tube, the conduction tube is provided with a joint, the conduction tube is sleeved with a sliding protective sleeve, the inner diameter of the sliding protective sleeve is larger than the outer diameter of the joint, the length of the sliding protective sleeve is not smaller than that of the joint, and the fixing piece can enable the sliding protective sleeve to slide for a certain distance relative to the joint and then be fixed; the negative pressure bottle is detachably connected with the joint through the drainage tube.

As a further improvement of the above technical solution, the fixing member includes an outer boss and an inner boss, the joint is provided with a small diameter portion and a large diameter portion, the small diameter portion is connected with the large diameter portion, the outer boss is provided on an outer wall below the small diameter portion, the inner boss is provided on an inner wall below the sliding protection sleeve, an inner diameter of the inner boss is larger than a diameter of the small diameter portion and smaller than a diameter of the large diameter portion, and a width of the inner boss is equal to a distance between the outer boss and the large diameter portion; the inner diameter of the sliding protection sleeve is larger than the diameter of the large-diameter part.

As a further improvement of the technical scheme, a needle head seat is arranged on the liquid guiding needle, a taper tube sleeve is arranged at the lower end of the sliding protective sleeve, a through hole is formed in the taper tube sleeve, and the conduction tube sequentially penetrates through the sliding protective sleeve and the through hole and then is communicated with the needle head seat; the diameter of the through hole is smaller than that of the needle seat.

As a further improvement of the technical scheme, a separation membrane is arranged in the joint, a plug is arranged at the upper end of the drainage tube, and the plug and the joint are detachably inserted; the lower end of the drainage tube is communicated with the negative pressure bottle.

As a further improvement of the technical scheme, the negative pressure bottle comprises a bottle body which is transparent and is provided with capacity scales.

As a further improvement of the technical scheme, the bottle body is provided with a hook.

The utility model has the advantages that: the utility model provides a drainage device, the liquid guiding needle is firstly placed in the body of a patient, when in use, the joint is firstly disinfected, then the sliding protective sleeve is fixed on the joint, at the moment, the joint is positioned in the sliding protective sleeve, the drainage tube is connected with the joint, then the negative pressure bottle is communicated with the drainage tube, under the negative pressure action of the negative pressure bottle, the effusion in the body of the patient is drained, and because the sliding protective sleeve is arranged, when the drainage tube is connected with the joint, the joint is not exposed, thereby reducing the probability that medical staff is infected by the effusion in the body of the patient; the structure is simple, and the use is convenient and safe.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.

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

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the coupling/connection relationships mentioned herein do not mean that the components are directly connected, but mean that a better coupling structure can be formed by adding or reducing coupling accessories according to specific implementation conditions. All technical characteristics in the invention can be interactively combined on the premise of not conflicting with each other.

Referring to fig. 1, a drainage device includes a negative pressure bottle 100, a drainage tube 110, a liquid guiding needle 120, a conducting tube 130, and a fixing member, wherein the liquid guiding needle 120 is communicated with the conducting tube 130, a joint 131 is arranged on the conducting tube 130, a sliding protective sleeve 140 is sleeved on the conducting tube 130, the inner diameter of the sliding protective sleeve 140 is larger than the outer diameter of the joint 131, the length of the sliding protective sleeve 140 is not smaller than the length of the joint 131, and the fixing member can fix the sliding protective sleeve 140 after sliding for a certain distance relative to the joint 131; the negative pressure bottle 100 is detachably connected with the connector 131 through the drainage tube 110. In this embodiment, the drainage needle 120 is a pigtail catheter, the drainage needle 120 is firstly placed in the body of a patient, when the drainage needle is used, the connector 131 is disinfected firstly, then the sliding protective sleeve 140 is fixed on the connector 131 through a fixing part, at this time, the connector 131 is located in the sliding protective sleeve 140, the drainage tube 110 is connected with the connector 131, the negative pressure bottle 100 is communicated with the drainage tube 110, under the negative pressure effect of the negative pressure bottle 100, the effusion in the body of the patient is drained, due to the arrangement of the sliding protective sleeve 140, when the drainage tube 110 is connected with the connector 131, the connector 131 is not exposed, and the probability that medical staff is infected by the effusion in the body of the patient is reduced.

Further, as a preferred embodiment, the fixing member includes an outer boss 151 and an inner boss 152, the joint 131 is provided with a small diameter portion and a large diameter portion, the small diameter portion is connected with the large diameter portion, the outer boss 151 is disposed on an outer wall below the small diameter portion, the inner boss 152 is disposed on an inner wall below the sliding protection sleeve 140, an inner diameter of the inner boss 152 is greater than a diameter of the small diameter portion and smaller than a diameter of the large diameter portion, and a width of the inner boss 152 is equal to a distance between the outer boss 151 and the large diameter portion; the inner diameter of the sliding protection sleeve 140 is larger than the diameter of the large diameter portion. When the sliding protection sleeve 140 is moved, the outer boss 151 is disposed on the outer wall below the small diameter portion, and the inner boss 152 is disposed on the inner wall below the sliding protection sleeve 140, so that the inner boss 152 can be engaged between the outer boss 151 and the large diameter portion. Since the inner diameter of the slide protector 140 is larger than the diameter of the large diameter portion, the inner boss 152 is engaged with the outer boss 151 and the large diameter portion, so that the slide protector 140 can be stably fixed to the joint 131 without moving up and down. When it is desired to sterilize the connector 131, the sliding sheath 140 is detached from the connector 131.

Further as a preferred embodiment, a needle head seat 121 is arranged on the liquid guiding needle 120, a taper sleeve 141 is arranged at the lower end of the sliding protective sleeve 140, a through hole is arranged on the taper sleeve 141, and the conduction tube 130 sequentially penetrates through the sliding protective sleeve 140 and the through hole and then is communicated with the needle head seat 121; the diameter of said through hole is smaller than the diameter of needle holder 121. The sliding protection sleeve 140 can slide freely on the conduction tube 130, in order to prevent the sliding protection sleeve 140 from separating from the conduction tube 130, the lower end of the sliding protection sleeve 140 is provided with a taper sleeve 141, the taper sleeve 141 is provided with a through hole, the diameter of the through hole is smaller than that of the needle seat 121, and meanwhile, the inner boss 152 has an inner diameter smaller than that of the large-diameter part, so that the sliding protection sleeve 140 can only slide on the conduction tube 130 and can not separate.

Further as a preferred embodiment, a separation membrane 132 is arranged in the joint 131, a plug 111 is arranged at the upper end of the drainage tube 110, and the plug 111 is detachably inserted into the joint 131; the lower end of the drainage tube 110 is communicated with the negative pressure bottle 100. Since it may be necessary to suck the accumulated fluid again after a certain time interval, the drainage needle 120 is generally placed on the patient for a certain time interval, the conduction tube 130 is generally provided with a fluid stopping clip, but when the drainage needle 120 and the conduction tube 130 are fixed on the patient, in order to prevent the drainage needle 120 and the conduction tube 130 from falling off when the patient walks, the exposed part is generally adhered to the skin of the patient through an adhesive tape, and at the moment, the fluid stopping clip brings discomfort to the patient, therefore, the connector 131 can adopt a separation film needle-free transfusion connector, a separation film 132 is arranged in the connector 131, the upper end of the drainage tube 110 is provided with the plug 111, the plug 111 and the connector 131 are detachably connected, when the plug 111 and the connector 131 are connected, the plug 111 pushes away the separation film 132, the plug 111 is communicated with the connector 131 for fluid drainage, and when the plug 111 is pulled out from the connector 131, the separation film 132 is reset, and the connector 131 is closed. The sliding protective sleeve 140 can be made of transparent hard plastic, when the drainage tube 110 is connected with the connector 131, the sliding protective sleeve 140 is fixed on the connector 131, the length of the sliding protective sleeve 140 is slightly longer than that of the connector 131, meanwhile, the inner diameter of the sliding protective sleeve 140 is slightly larger than the outer diameter of the connector 131, and medical personnel can observe the connector 131 through the sliding protective sleeve 140 and then insert the plug 111 into the connector 131.

In a further preferred embodiment, the negative pressure bottle 100 includes a bottle body 101, the bottle body 101 is transparent, and the bottle body 101 is provided with a capacity scale 102. In order to facilitate the medical staff to know the volume of the effusion drained from the patient, the bottle body 101 is transparent, and the bottle body 101 is provided with volume scales 102.

In a preferred embodiment, the bottle 101 is provided with a hook 103. The bottle body 101 is provided with a hook 103, and the negative pressure bottle 100 can be conveniently hung on a sickbed or other hanging brackets.

While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the details of the embodiments shown, but is capable of various modifications and substitutions without departing from the spirit of the invention.

Claims

1. A drainage device, characterized in that: the drainage tube comprises a negative pressure bottle (100), a drainage tube (110), a liquid guiding needle (120), a conduction tube (130) and a fixing piece, wherein the liquid guiding needle (120) is communicated with the conduction tube (130), a connector (131) is arranged on the conduction tube (130), a sliding protective sleeve (140) is sleeved on the conduction tube (130), the inner diameter of the sliding protective sleeve (140) is larger than the outer diameter of the connector (131), the length of the sliding protective sleeve (140) is not smaller than that of the connector (131), and the fixing piece can enable the sliding protective sleeve (140) to slide for a certain distance relative to the connector (131) and then be fixed; the negative pressure bottle (100) is detachably connected with the joint (131) through the drainage tube (110).

2. A drainage device according to claim 1, wherein: the fixing piece comprises an outer boss (151) and an inner boss (152), the joint (131) is provided with a small-diameter part and a large-diameter part, the small-diameter part is connected with the large-diameter part, the outer boss (151) is arranged on the outer wall below the small-diameter part, the inner boss (152) is arranged on the inner wall below the sliding protective sleeve (140), the inner diameter of the inner boss (152) is larger than the diameter of the small-diameter part and smaller than the diameter of the large-diameter part, and the width of the inner boss (152) is equal to the distance between the outer boss (151) and the large-diameter part; the inner diameter of the sliding protection sleeve (140) is larger than the diameter of the large-diameter part.

3. A drainage device according to claim 2, wherein: the liquid guiding needle (120) is provided with a needle head seat (121), the lower end of the sliding protective sleeve (140) is provided with a taper sleeve (141), the taper sleeve (141) is provided with a through hole, and the conduction tube (130) sequentially penetrates through the sliding protective sleeve (140) and the through hole and then is communicated with the needle head seat (121); the diameter of the through hole is smaller than that of the needle seat (121).

4. A drainage device according to claim 1, wherein: a separation membrane (132) is arranged in the joint (131), a plug (111) is arranged at the upper end of the drainage tube (110), and the plug (111) is detachably inserted into the joint (131); the lower end of the drainage tube (110) is communicated with the negative pressure bottle (100).

5. A drainage device according to claim 1, wherein: the negative pressure bottle (100) comprises a bottle body (101), the bottle body (101) is transparent, and the bottle body (101) is provided with capacity scales (102).

6. A drainage device according to claim 5, wherein: the bottle body (101) is provided with a hook (103).