CN210728308U

CN210728308U - Self-fixing thoracic drainage device

Info

Publication number: CN210728308U
Application number: CN201920997310.3U
Authority: CN
Inventors: 张乐蒙; 陈建华; 程田力
Original assignee: Hunan Cancer Hospital
Current assignee: Hunan Cancer Hospital
Priority date: 2019-06-28
Filing date: 2019-06-28
Publication date: 2020-06-12
Anticipated expiration: 2029-06-28

Abstract

The utility model belongs to the technical field of auxiliary medical instrument, a self-fixing thoracic drainage device is related to. Comprises a drainage tube, a protective cover and a telescopic cavity bag, wherein the protective cover and the telescopic cavity bag are sequentially sleeved on the outer wall of the drainage tube along the axial direction; the protective cover is in a reverse-buckled bowl shape, the telescopic cavity bag is attached to the outer wall of the drainage tube in a contraction state, a cavity bag injection tube is arranged on the contact side of the telescopic cavity bag and the drainage tube, the cavity bag injection tube is arranged in the drainage tube, and the inner space of the cavity bag injection tube is isolated from the inner space of the drainage tube; the drainage tube is expanded and extended along with the gas or liquid injected by the cavity bag injection tube after entering the human body and is matched with the protective cover to fix the drainage tube on the body of the patient, the utility model has the advantages of simple operation, safe use, little pain, no external falling off of the drainage tube and the like.

Description

Self-fixing thoracic drainage device

Technical Field

The utility model belongs to the technical field of auxiliary medical instrument, a self-fixing thoracic drainage device is related to.

Background

In the medical field, when pneumatosis and effusion exist in the thorax of a patient, the lung can be collapsed, the respiratory function is reduced, and even the life is threatened, and the closed thoracic drainage is generally carried out on the patient. The current drainage tube fixing technology adopts skin suture, which increases the pain of patients, and the intubating part has secondary injuries such as pain caused by traction. For patients who cannot pull out the tube in a short period due to continuous or progressive disease, the long-time traction can cause skin ischemic necrosis, so that the suture is loosened or falls off, and repeated suturing is needed, thereby causing local tissue damage and inflammatory infection. How to avoid carrying out the secondary injury and not influencing the safe firm of drainage device to patient's wound when the drainage, always be the attention of vast patient and medical staff.

SUMMERY OF THE UTILITY MODEL

In order to achieve the above object, the present invention provides a self-fixating thoracic drainage device, which solves the problems of the prior art.

The technical scheme adopted by the utility model is that the self-fixing thoracic drainage device is characterized in that the self-fixing thoracic drainage device comprises a drainage tube 1, a protective cover 2 and a flexible cavity bag 3, wherein the protective cover 2 and the flexible cavity bag 3 are sequentially sleeved on the outer wall of the drainage tube 1 along the axial direction; the protective cover 2 is in a reverse-buckled bowl shape, the telescopic cavity bag 3 is attached to the outer wall of the drainage tube 1 in a contraction state, a cavity bag injection tube 4 is arranged on the contact side of the telescopic cavity bag 3 and the drainage tube 1, the cavity bag injection tube 4 is arranged inside the drainage tube 1, and the inner space of the cavity bag injection tube 4 is isolated from the inner space of the drainage tube 1; the flexible cavity 3 enters the human body along with the drainage tube 1 in a contraction state, and then is injected with gas or liquid through the cavity injection tube 4 to expand and stretch, and is matched with the protective cover 2 to fix the drainage tube 1 on the body of the patient.

Preferably, the drainage tube 1 is internally provided with a drug injection tube 9, the internal space of the drug injection tube 9 is isolated from the internal space of the cavity sac injection tube 4, the internal space of the drug injection tube 9 is isolated from the internal space of the drainage tube 1, the external end of the drainage tube 1 is provided with a Y-shaped joint, the Y-shaped joint is respectively connected with the cavity sac injection tube 4 and the drug injection tube 9, the ports of the Y-shaped joints at the external sides of the cavity sac injection tube 4 and the drug injection tube 9 are provided with a sealing cover 12, and the length of the internal side of the drug injection tube 9 is not longer than the length of the internal side of the.

Preferably, the length of the port at the inner side of the drainage tube 1 is 6-8cm when the drainage tube extends out of the telescopic cavity bag 3.

Preferably, the material of the protective cover 2 is resin.

Preferably, a plurality of oval drainage holes 8 are formed in the inner part of the drainage tube 1, and the drainage holes 8 are irregularly distributed on the drainage tube.

Preferably, the outer wall of the drainage tube 1 is sleeved with a fixing sleeve 6 and a fixing ring 7, the fixing sleeve 6 is in threaded connection with the fixing ring 7, the fixing ring 7 is screwed and can extrude the fixing sleeve 6 to deform, and the inner diameter of the fixing sleeve is reduced to extrude the drainage tube 1.

Preferably, the edge of the protective cover 2 is provided with a sticking bottom ring 5, and the ring surface of the sticking bottom ring 5 is provided with a plurality of air holes 10.

Preferably, the bottom adhesive ring 5 is a biological dressing.

Preferably, the external port of the cavity bag injection tube 4 is provided with a one-way valve 11.

Preferably, the outer surface of the telescopic cavity 3 is provided with a latex layer.

The utility model has the advantages that:

1. the utility model relates to a self-fixing thoracic drainage device, an annular flexible cavity sac is arranged at the position 6-8cm away from the port of a drainage tube, the flexible cavity sac is sleeved on the drainage tube, and the drainage tube passes through the middle part of the flexible cavity sac. The drainage tube is internally provided with a cavity bag injection tube, the front end of the cavity bag injection tube is communicated with the telescopic cavity bag, and the telescopic cavity bag can be expanded after water injection or gas injection by a matched injector. The inner wall of the cavity injection pipe is provided with a one-way valve, and when gas and liquid flow towards the inlet end, the one-way valve is closed. The outer surface of the telescopic cavity bag is provided with a latex layer, so that when the telescopic cavity bag is in contact with the skin inside in the using process, pain is reduced, the comfort level is improved, the drainage tube is fixed on a patient by the combined action of the telescopic cavity bag and the protection cover, and the phenomena of tube drawing and falling of the drainage tube are avoided.

2. The utility model discloses be equipped with at protective cover edge and paste the foundation ring, paste the foundation ring and adopt biological dressing, be equipped with a plurality of bleeder vents on pasting the foundation ring anchor ring, the bleeder vent is designed according to human skin pore distribution, more does benefit to ventilative, keeps pasting the position dry, prevents the fixed subassembly of drainage tube drops. The bowl type that the safety cover was the back-off can cover intubate department completely but can not contact friction wound again, has protected patient's wound when having waterproof prevent the protection effect of oppressing, makes things convenient for the daily nursing of washing one's face and rinsing one's mouth of patient, avoids night sleep or daily activity to change the position and leads to the drainage tube pressurized, guarantees the drainage effect, reduces patient's psychological pressure, has improved the quality of life of patient in the convalescence.

3. The utility model discloses be equipped with fixed cover, solid fixed ring at drainage tube outer wall cover, fixed cover threaded connection is solid fixed ring, gu fixed ring screws and can extrude fixed cover and take place to warp and the internal diameter reduces the extrusion drainage tube, through adjusting fixed ring canal aperture sectional area to press from both sides tight drainage tube body, adjust drainage speed, avoid a large amount of pleural effusion patients drainage speed too fast to lead to the occurrence of renaturation pulmonary edema.

4. The utility model discloses be equipped with a plurality of oval-shaped drainage holes at the internal part of drainage tube, the drainage hole is oval-shaped structure, and irregular distribution is on the drainage tube. Therefore, the pressure can be balanced in an all-around way, the phenomenon that the suction force of the drainage tube is too large to cause discomfort of a patient is avoided, and the comfort is improved. When the opening of the main tube of the drainage tube is blocked, the drainage hole can still play a drainage role, so that unsmooth drainage caused by blockage of the main tube of the drainage tube by expanded lung tissues or floccules in the thoracic cavity can be reduced.

5. The utility model is provided with a Y-shaped joint at the outer end of the drainage tube body, which is a cavity bag injection tube joint and a medicine injection tube joint respectively, wherein the medicine injection tube joint is provided with a sealing cover. When the medicine is injected into the thoracic cavity, the sealing cover can be opened, and the medicine is injected into the thoracic cavity of the patient after the connector is connected with the injector.

Drawings

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

FIG. 1 is a schematic view of a self-fixating chest drainage device;

FIG. 2 is a partial cutaway bottom view;

FIG. 3 is a partial top view;

FIG. 4 is an enlarged view of a portion of the retaining ring;

in the figure, a drainage tube-1, a protective cover-2, a flexible cavity-3, a cavity-bag injection tube-4, a sticking bottom ring-5, a fixed sleeve-6, a fixed ring-7, a drainage hole-8, a medicine injection tube-9, an air vent-10, a one-way valve-11 and a sealing cover-12

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-4, a self-fixing thoracic drainage device is characterized by comprising a drainage tube 1, a protective cover 2 and a flexible cavity sac 3, wherein the protective cover 2 and the flexible cavity sac 3 are sequentially sleeved on the outer wall of the drainage tube 1 along the axial direction; the protective cover 2 is in a reverse-buckled bowl shape, the telescopic cavity bag 3 is attached to the outer wall of the drainage tube 1 in a contraction state, a cavity bag injection tube 4 is arranged on the contact side of the telescopic cavity bag 3 and the drainage tube 1, the cavity bag injection tube 4 is arranged inside the drainage tube 1, and the inner space of the cavity bag injection tube 4 is isolated from the inner space of the drainage tube 1; the flexible cavity 3 enters the human body along with the drainage tube 1 in a contraction state, and then is injected with gas or liquid through the cavity injection tube 4 to expand and stretch, and is matched with the protective cover 2 to fix the drainage tube 1 on the body of the patient.

Further, the inside of the drainage tube 1 is also provided with a medicine injection tube 9, the inner space of the medicine injection tube 9 is isolated from the inner space of the cavity sac injection tube 4, the inner space of the medicine injection tube 9 is isolated from the inner space of the drainage tube 1, the outer end of the body of the drainage tube 1 is provided with a Y-shaped joint, the Y-shaped joint is respectively connected with the cavity sac injection tube 4 and the medicine injection tube 9, the ports of the Y-shaped joints at the outer sides of the cavity sac injection tube 4 and the medicine injection tube 9 are provided with a sealing cover 12, and the length of the inner side of the medicine injection tube 9 is not longer than that of the.

Further, the length of the port at the inner side of the drainage tube 1 is 6-8cm when the drainage tube extends out of the telescopic cavity bag 3.

Furthermore, the protective cover 2 is made of resin.

Furthermore, a plurality of oval drainage holes 8 are formed in the inner part of the drainage tube 1, and the drainage holes 8 are irregularly distributed on the drainage tube.

Further, the outer wall of the drainage tube 1 is sleeved with a fixing sleeve 6 and a fixing ring 7, the fixing sleeve 6 is in threaded connection with the fixing ring 7, the fixing ring 7 is screwed and can extrude the fixing sleeve 6 to deform, and the inner diameter of the fixing sleeve is reduced to extrude the drainage tube 1.

Furthermore, 2 edges of safety cover are equipped with pastes bottom ring 5, are equipped with a plurality of bleeder vents 10 on 5 anchor ring surfaces of pasting bottom ring.

Further, the bottom adhesive ring 5 adopts biological dressing.

Further, a check valve 11 is arranged at the port of the external side of the cavity bag injection tube 4.

Further, the outer surface of the telescopic cavity 3 is provided with a latex layer.

Specifically, when the device is used, the front end of a drainage tube is inserted into a patient, a telescopic cavity sac is in a contracted state, after puncture is finished, water or air is injected into the telescopic cavity sac through a cavity sac injection tube to enable the telescopic cavity sac to expand in the patient, then a one-way valve is closed to enable the telescopic cavity sac to keep an expanded state, a protective cover covers a wound of the patient, a sticking bottom ring is stuck to the skin of the patient, the drainage tube is fixed on the patient under the clamping of the telescopic cavity sac and the protective cover, tube drawing and drainage tube falling are avoided, drainage can be conducted to a drainage bag externally connected to the tail end of the drainage tube outside the body through the drainage tube, the drainage speed can be controlled through a fixing ring, and drug injection treatment can be conducted by connecting the drug injection tube through; when the drainage device needs to be removed after the drainage of a patient is finished, the one-way valve is opened firstly, water or air in the telescopic cavity is discharged through the cavity injection tube, the telescopic cavity recovers the contraction state, the adhesive bottom ring adhered to the skin of the patient is taken down, the drainage device is slowly pulled out, the wound of the patient is treated, and the drainage is finished.

To sum up, the utility model relates to a from fixed thorax drainage device, the drainage tube is fixed on one's body the patient by the centre gripping of flexible chamber bag and safety cover down, avoids the phenomenon that tube drawing and drainage tube drop to take place, reduces the suture and involves, the misery of taking out stitches when tube drawing. The protective cover is tightly attached to the external skin, so that the occurrence of liquid extravasation is reduced, and the chances of pollution and retrograde infection are reduced. The drainage speed can be easily adjusted by rotating the fixing ring, the drainage tube is improved, the drainage holes are increased, the probability of blockage of the drainage tube is reduced, and the drainage effect is ensured. The utility model is simple in operation, avoid adopting the sutural fixed mode of skin, make patient's intubate department can not receive the painful sense that the tractive leads to, the safety cover can cover intubate department completely, has waterproof effect of preventing oppression, has reduced patient's psychological pressure, has improved the quality of life of patient in the convalescence.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.

Claims

1. The self-fixing thoracic drainage device is characterized by comprising a drainage tube (1), a protective cover (2) and a telescopic cavity sac (3), wherein the protective cover (2) and the telescopic cavity sac (3) are sequentially sleeved on the outer wall of the drainage tube (1) along the axial direction; the protective cover (2) is in a reverse-buckled bowl shape, the telescopic cavity bag (3) is attached to the outer wall of the drainage tube (1) in a contraction state, a cavity bag injection tube (4) is arranged on the contact side of the telescopic cavity bag (3) and the drainage tube (1), the cavity bag injection tube (4) is arranged inside the drainage tube (1), and the inner space of the cavity bag injection tube (4) is isolated from the inner space of the drainage tube (1); the flexible cavity sac (3) enters a human body along with the drainage tube (1) in a contraction state, then is injected with gas or liquid through the cavity sac injection tube (4) to expand and stretch, and is matched with the protective cover (2) to fix the drainage tube (1) on the body of a patient.

2. The self-fixing thoracic drainage device according to claim 1, wherein a medicine injection tube (9) is further arranged inside the drainage tube (1), the internal space of the medicine injection tube (9) is isolated from the internal space of the cavity sac injection tube (4), the internal space of the medicine injection tube (9) is isolated from the internal space of the drainage tube (1), a Y-shaped joint is arranged at the outer end of the drainage tube (1), the Y-shaped joint is respectively connected with the cavity sac injection tube (4) and the medicine injection tube (9), a sealing cover (12) is arranged at the port of the Y-shaped joint at the outer side of the cavity sac injection tube (4) and the medicine injection tube (9), and the length of the inner side of the medicine injection tube (9) is not longer than that of the inner side of the drainage tube (1).

3. A self-fixating chest drainage device according to claim 1, wherein the length of the port at the inside of the drainage tube (1) is 6-8cm from the exit of the flexible chamber (3).

4. A self-fixating chest drainage device according to claim 1, wherein the protective cover (2) is made of resin.

5. The self-fixating chest drainage device according to claim 1, wherein a plurality of oval drainage holes (8) are provided on the wall of the internal part of the drainage tube (1), and the drainage holes (8) are irregularly distributed on the drainage tube.

6. The self-fixing thoracic drainage device according to claim 1, wherein the outer wall of the drainage tube (1) is sleeved with a fixing sleeve (6) and a fixing ring (7), the fixing sleeve (6) is in threaded connection with the fixing ring (7), the fixing ring (7) is screwed to press the fixing sleeve (6) to deform, and the inner diameter of the fixing sleeve is reduced to squeeze the drainage tube (1).

7. The self-fixing thoracic drainage device of claim 1, wherein the protective cover (2) has a bottom adhesive ring (5) at an edge thereof, and the bottom adhesive ring (5) has a plurality of ventilation holes (10) at an annular surface thereof.

8. A self-fixating chest drainage device according to claim 7, wherein the adhesive bottom ring (5) is a biological dressing.

9. A self-fixating chest drainage device according to claim 1, wherein the extracorporeal port of the balloon infusion tube (4) is provided with a one-way valve (11).

10. The self-fixating chest drainage device according to claim 1, wherein the outer surface of the flexible chamber (3) is provided with a latex layer.