CN211096468U - One-step forming anti-reflux drainage bag - Google Patents
One-step forming anti-reflux drainage bag Download PDFInfo
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- CN211096468U CN211096468U CN201922053716.9U CN201922053716U CN211096468U CN 211096468 U CN211096468 U CN 211096468U CN 201922053716 U CN201922053716 U CN 201922053716U CN 211096468 U CN211096468 U CN 211096468U
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Abstract
The one-step forming anti-reflux drainage bag comprises a film bag body, wherein a liquid discharge pipe is arranged at the bottom end of the film bag body, a drainage guide pipe is arranged at the top end of the film bag body, a check valve is connected onto the drainage guide pipe and comprises a funnel-shaped first valve body and a funnel-shaped second valve body, a water outlet is formed in one end of the first valve body and is connected with the drainage guide pipe, a bottle-mouth-shaped valve port is formed in the other end of the first valve body, a circular baffle is arranged between the valve port and a baffle ring, the baffle is in sliding clearance fit with the inner wall of the first valve body, and a plurality of; one end of the second valve body is provided with a valve cover corresponding to the valve port, the valve cover is matched with the valve port, the other end of the second valve cover is provided with a water inlet, the water inlet is connected with the drainage conduit, and a blocking ball is arranged in a cavity defined by the first valve body, the blocking plate and the second valve body. The utility model discloses simple structure uses convenient operation, can avoid the liquid backward flow to cause the infection to patient.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to an anti-reflux once-formed drainage bag.
Background
In clinic, it is often necessary to drain a patient to remove urine, body fluids or gases from the patient. The device for clinical drainage has various forms and mainly comprises a medical drainage bag, wherein the existing drainage bag comprises a drainage catheter, and the front end of the drainage bag is provided with a pipeline joint, and the tail end of the drainage catheter is connected with a transparent plastic bag. The inside of the body or the local deep of the operation of a patient after the operation can have the effusion of oozing blood, the drainage bag is connected with the intubation tube by the pipeline drainage to prevent the infection, the intubation tube is connected with the pipeline joint of the drainage bag after the intubation tube, the transparent plastic bag is arranged at the low position to form proper negative pressure, and the effusion of oozing blood can be smoothly discharged. During intubation drainage, a patient needs to move the body sometimes to prevent bedsore, during the body moving, the pressure inside the body or local operation pressure can be changed, if negative pressure occurs inside the body or local operation, the induced effusion can flow backwards and reenter the operation position to cause infection, and when the patient carelessly squeezes a drainage bag or a drainage catheter during the body moving process, the induced effusion can also flow backwards and enter the operation position.
SUMMERY OF THE UTILITY MODEL
The utility model provides a prior art's weak point, provide a drainage bag is prevented flowing backwards to one shot forming, the liquid backward flow when having avoided patient to use the drainage bag is avoided in the setting of check valve, has reduced the infection to patient, has increased patient's use comfort.
The utility model discloses a solve the problem of patient's drainage liquid backward flow, provide a drainage bag is prevented against current by one shot forming, including the film bag body, the bottom of the film bag body is equipped with the fluid-discharge tube, is equipped with the flowing back valve that is used for controlling the liquid and discharges on the fluid-discharge tube, and the top of the film bag body is equipped with drainage catheter, and drainage catheter's outer end is equipped with the joint. The novel drainage valve is characterized in that a check valve is connected onto the drainage guide pipe, the check valve comprises a funnel-shaped first valve body and a funnel-shaped second valve body, a water outlet is formed in one end of the first valve body, the water outlet is connected with the drainage guide pipe, an annular blocking ring is arranged in the first valve body, the outer peripheral wall of the blocking ring is fixedly connected with the inner wall of the first valve body, a valve port of a bottle mouth shape is formed in the other end of the first valve body, a circular baffle is arranged between the valve port and the blocking ring, the inner diameter of the blocking ring is smaller than the diameter of the baffle, the baffle is in sliding clearance fit with the inner wall of the first valve body, a plurality of drainage holes are formed in the baffle, the drainage holes are uniformly arranged around the circle. One end of the second valve body is provided with a valve cover corresponding to the valve port, the valve cover is in threaded connection with the valve port, the other end of the second valve body is provided with a water inlet, and the water inlet is connected with the drainage catheter. A blocking ball is arranged in a cavity defined by the first valve body, the baffle and the second valve body, the diameter of the blocking ball is larger than that of the water inlet, and the diameter of the blocking ball is smaller than that of the valve cover.
Preferably, the distance between the baffle ring and the valve port is larger than the thickness of the baffle plate, and the baffle plate can freely slide.
Preferably, the valve port is provided with an external thread, the valve cover is provided with an internal thread, the valve port is sleeved with a sealing gasket, and the valve port is in threaded connection with the valve cover.
Preferably, be equipped with the scale on the film bag body, the scale includes the vertical scale of vertical setting and the slope scale that the slope set up, and the inclination of its slope scale is 60, the upper end fixedly connected with suspender of the film bag body.
Preferably, all components of the drainage bag are made of medical PVC materials, and all components are uniformly formed once.
Adopt above-mentioned technical scheme, the utility model has the advantages of it is following:
the arrangement of the check valve can avoid the liquid backflow to cause pollution to the wound of the patient; the arrangement of the blocking ball in the second valve body can block the water inlet of the second valve body, so that the backflow of liquid is prevented; the arrangement of the blocking plate can apply thrust to the blocking balls, so that the blocking balls can better block liquid flowing reversely; the baffle is provided with drain holes with different sizes, the force applied by the liquid to the baffle is uniformly distributed on the outer ring of the baffle plate, and the force applied by the baffle plate to the baffle ball is larger; the setting of slope scale is convenient when patient lies on one's side and is looked over the volume of liquid, and the angle of inclination is according to the shape and the specification of drainage bag, and the volume of liquid that sets up the slope scale to 60 and measure is more accurate.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the check valve of the present invention in reverse flow;
FIG. 3 is a cross-sectional view of the check valve of the present invention in forward flow;
FIG. 4 is a schematic sectional view of the first valve body;
FIG. 5 is a schematic sectional view of the second valve body;
fig. 6 is a schematic structural view of the baffle.
Reference numerals: 1. a film bag body; 2. a liquid discharge pipe; 3. a drainage catheter; 4. a check valve; 5. a sling; 11. a graduated scale; 21. a drain valve; 31. a joint; 41. a first valve body 411 and a water outlet; 412. a valve port; 42. a second valve body; 421. a water inlet; 422. a valve cover; 43. a baffle ring; 44. a baffle plate; 441. a drain hole; 45. blocking the ball.
Detailed Description
As shown in fig. 1-6, the utility model relates to a drainage bag is prevented flowing against current by one shot forming, including the film bag body 1, be equipped with the scale 11 on the film bag body 1, the scale 11 includes the vertical scale 110 of vertical setting and the slope scale 111 that the slope set up, and the inclination of its slope scale 111 is 60, when the user sits the time, because the drainage bag takes place to incline, therefore slope scale 111 sets up to 60 and observes the liquid volume in the drainage bag more accurate. The upper end of the film bag body 1 is fixedly connected with a hanging strip 5. The bottom of the film bag body 1 is provided with a liquid discharge pipe 2, and the liquid discharge pipe 2 penetrates through the film bag body 1 and is communicated with the inner cavity of the film bag body. The drain pipe 2 is provided with a drain valve 21 for controlling the discharge of the liquid, and the on/off of the discharge of the liquid in the drain pipe 2 is controlled by operating the drain valve 21. The top end of the film bag body 1 is provided with a drainage catheter 3, the drainage catheter 3 penetrates through the film bag body, the drainage catheter 3 is communicated with the inner cavity of the film bag body 1, the outer end of the drainage catheter is provided with a connector 31, the connector 31 is provided with a protective cap, and the protective cap plays a role in dust prevention. The drainage catheter 3 is connected with a check valve 4, the check valve 4 comprises a funnel-shaped first valve body 41 and a funnel-shaped second valve body 42, one end of the first valve body 41 is provided with a water outlet 411, and the water outlet 411 is connected with the drainage catheter 3 in a sealing mode. An annular baffle ring 43 is arranged in the first valve body 41, the outer peripheral wall of the baffle ring 43 is fixedly connected with the inner wall of the first valve body 41, the inner diameter of the baffle ring 43 is smaller than that of the baffle 44, and the inner diameter of the baffle ring 43 is larger than that of the drainage catheter 3. The other end of the first valve body 41 is provided with a bottle-mouth-shaped valve port 412, and the valve port 412 is provided with an external thread. A circular baffle 44 is arranged between the valve port 412 and the baffle ring 43, the baffle 44 is in clearance fit with the inner wall of the first valve body 41, the distance between the baffle ring 43 and the valve port 412 is larger than the thickness of the baffle 44, and the baffle 44 can freely slide along the inner wall of the first valve body 41.
The baffle 44 is provided with a plurality of water drainage holes 441, the water drainage holes 441 are uniformly arranged around the center of the baffle 44, and the diameters of the water drainage holes 441 on the baffle 44 are sequentially reduced from the center of the baffle 44 to the outside. The diameter of the water discharge hole 441 on the baffle 44 is smaller and smaller from the center of the circle, so that the thrust of the liquid is mostly distributed at the position of the baffle 44 far from the center of the circle when the liquid flows through the baffle 44, and the force can be better applied to the baffle 44. One end of the second valve body 42 is provided with a valve cover 422 corresponding to the valve port 412, the valve cover is provided with internal threads, the valve port 412 is sleeved with a sealing gasket, and the valve cover 422 is in threaded fit connection with the valve port 412. The other end of the second valve body 42 is provided with a water inlet 421, and the water inlet 421 is connected with the drainage conduit 3. A blocking ball 45 is arranged in a cavity defined by the first valve body 41, the blocking plate 44 and the second valve body 42, the diameter of the blocking ball 45 is larger than that of the water inlet 421, and the diameter of the blocking ball 45 is smaller than that of the valve cover 422. All components of the drainage bag are made of medical PVC materials, and all the components are formed in one time.
The use process comprises the following steps:
when the backflow-preventing drainage bag is used, the drainage valve 21 on the drainage tube 2 is operated, so that the drainage valve 21 blocks the drainage tube 2, and the liquid in the drainage tube 2 cannot flow out from the opening of the drainage tube 2. The connector is connected to the liquid to be discharged by the patient, at the time, the liquid flows to the check valve 4 through the drainage conduit 3, the liquid firstly flows into the second valve body 42 through the water inlet 421, the blocking ball 45 in the second valve body is pushed away by the liquid, the blocking ball 45 pushes the baffle 44 to slide towards the baffle ring 43, after the baffle 44 contacts with the baffle ring 43, the baffle 44 is blocked by the baffle ring 43, the liquid at the time flows to the baffle 44 from the gap between the blocking ball 45 and the second valve body 42, then enters the first valve body 41 through the water discharge hole 441 on the baffle 44, the liquid enters the first valve body 41, then enters the drainage conduit 3 through the water outlet 411, and finally the liquid is injected into the inner cavity of the film bag body 1 through the drainage conduit 3.
When liquid in the film bag body 1 flows back, the liquid enters the check valve 4 through the drainage conduit 3 and enters the first valve body 41 through the drainage port 411, the liquid pushes the baffle 44 to slide in the first valve body 41, the baffle 44 pushes the blocking ball 45 to move towards the water inlet 421 until the blocking ball 45 contacts with the funnel-shaped inner wall of the second valve body 42, so that the liquid blocking effect is achieved, the liquid is blocked in the check valve 4, and the liquid cannot flow continuously.
The film bag body 1 can be fixed on a patient body or a placing rack through the hanging strip 5 on the film bag body 1, and when a certain amount of liquid in the film bag body 1 is collected, the liquid can be clearly checked through the graduated scale 11 on the film bag body. The liquid in the film bag 1 is discharged from the drain pipe 2 by operating the drain valve 21.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.
Claims (8)
1. The utility model provides an one shot forming prevents drainage bag against current, includes the film bag body, the bottom of the film bag body is equipped with the fluid-discharge tube, and the top of the film bag body is equipped with drainage catheter, its characterized in that: the drainage guide pipe is connected with a check valve, the check valve comprises a funnel-shaped first valve body and a funnel-shaped second valve body, an annular baffle ring is arranged in the first valve body, the outer peripheral wall of the baffle ring is fixedly connected with the inner wall of the first valve body, one end of the first valve body is provided with a water outlet, the water outlet is connected with the drainage guide pipe, the other end of the first valve body is provided with a bottle-mouth-shaped valve port, a circular baffle is arranged between the valve port and the baffle ring, the baffle is in sliding clearance fit with the inner wall of the first valve body, and a plurality of drainage holes are formed in the baffle; one end of the second valve body is provided with a valve cover corresponding to the valve port, the valve cover is in threaded connection with the valve port, the other end of the second valve body is provided with a water inlet, the water inlet is connected with the drainage conduit, and a blocking ball is arranged in a cavity defined by the first valve body, the blocking plate and the second valve body.
2. The one-shot forming anti-reflux drainage bag according to claim 1, wherein: the drain holes on the baffle are uniformly arranged around the circle center of the baffle, and the diameters of the drain holes on the baffle are sequentially reduced from the center of the baffle to the outside.
3. The one-shot forming anti-reflux drainage bag according to claim 2, wherein: the diameter of the blocking ball is larger than that of the water inlet, and the diameter of the blocking ball is smaller than that of the valve cover.
4. The one-shot forming anti-reflux drainage bag according to claim 3, wherein: the distance between the baffle ring and the valve port is larger than the thickness of the baffle plate, the baffle plate can freely slide, and the inner diameter of the baffle ring is smaller than the diameter of the baffle plate.
5. The one-shot forming anti-reflux drainage bag according to claim 4, wherein: the valve port is provided with external threads, the valve cover is provided with internal threads, the valve port is sleeved with a sealing gasket, and the valve port is in threaded connection with the valve cover.
6. The one-shot forming anti-reflux drainage bag according to claim 5, wherein: the film bag body is provided with a scale ruler, and the upper end of the film bag body is fixedly connected with a hanging strip.
7. The one-shot forming anti-reflux drainage bag according to claim 6, wherein: the graduated scale comprises a vertical graduated scale which is vertically arranged and an inclined graduated scale which is obliquely arranged.
8. The one-shot forming anti-reflux drainage bag according to any one of claims 1 to 7, wherein: a drain valve is arranged on the drain pipe; the outer end of the drainage catheter is provided with a joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922053716.9U CN211096468U (en) | 2019-11-25 | 2019-11-25 | One-step forming anti-reflux drainage bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922053716.9U CN211096468U (en) | 2019-11-25 | 2019-11-25 | One-step forming anti-reflux drainage bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211096468U true CN211096468U (en) | 2020-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922053716.9U Active CN211096468U (en) | 2019-11-25 | 2019-11-25 | One-step forming anti-reflux drainage bag |
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| CN (1) | CN211096468U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113018527A (en) * | 2021-03-02 | 2021-06-25 | 河南迪怡疗护科技开发有限公司 | Novel drainage catheter |
-
2019
- 2019-11-25 CN CN201922053716.9U patent/CN211096468U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113018527A (en) * | 2021-03-02 | 2021-06-25 | 河南迪怡疗护科技开发有限公司 | Novel drainage catheter |
| CN113018527B (en) * | 2021-03-02 | 2024-01-30 | 河南迪怡疗护科技开发有限公司 | Novel drainage catheter |
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