CN215023460U

CN215023460U - Hemodialysis room CRRT replacement fluid bag

Info

Publication number: CN215023460U
Application number: CN202120358418.5U
Authority: CN
Inventors: 林丽芳; 丁海凤; 王英; 邓佳; 李艳瑞; 黄晓宇; 曾美玲; 黄秋梅; 罗幼纯; 杨永丽
Original assignee: Liuzhou Peoples Hospital
Current assignee: Liuzhou Peoples Hospital
Priority date: 2021-02-06
Filing date: 2021-02-06
Publication date: 2021-12-07
Anticipated expiration: 2031-02-06

Abstract

The utility model provides a CRRT replacement liquid bag of a hemodialysis chamber, which comprises a bag body, wherein the top of the bag body is provided with a hanging lug, the bottom of the bag body is provided with a liquid guide pipe and a liquid inlet pipe, and the liquid guide pipe and the liquid inlet pipe are both provided with switch clamps; the bag body has first cavity, second cavity, third cavity and the fourth cavity that does not communicate each other, first cavity, second cavity and third cavity set up side by side along the left and right sides direction of the bag body, and the bottom of three all is located the top of fourth cavity, and the three with communicate through the connecting pipe between the fourth cavity, install the on-off valve structure on the connecting pipe, the bottom of fourth cavity is provided with catheter and income liquid pipe. The utility model discloses can make the replacement liquid realize that the spot preparation is used, avoid the solute in the hemodialysis replacement liquid bag to produce the crystallization because of dissolving each other and depositing the back for a long time, and need not the leading-in and then mix of injection of a medical personnel bottle, it saves more time, has improved medical personnel's work efficiency.

Description

Hemodialysis room CRRT replacement fluid bag

Technical Field

The utility model relates to the technical field of medical supplies, in particular to blood passes through room CRRT replacement fluid bag.

Background

The traditional hemodialysis replacement fluid bag is a disposable intravenous nutrition infusion bag for clinical application in hemodialysis patients. In the case of a replacement fluid used in a hemodialysis chamber for the preparation and treatment of a patient named as continuous renal replacement therapy in CRRT (continuous renal replacement therapy), the dialysis fluid is dialyzed against the blood through a half-membrane of a dialyzer without directly contacting the blood, and the replacement fluid is directly introduced into the blood and then filtered through a filter.

At present, the replacement liquid commonly used in clinic is obtained by mixing 3000ml of 0.9% sodium chloride in 6 bottles, 250ml of 25% sodium bicarbonate in 1 bottle, 100ml of 10% glucose in 1 bottle and 900ml of sterilization water together, specifically, each bottle of liquid is sucked out and then injected into the existing replacement liquid bag to obtain a finished product, the mode is troublesome, the preparation is not in use at present, and the precious treatment time is occupied in the emergency treatment process.

Therefore, the utility model discloses plan to design a hemodialysis room CRRT replacement liquid bag to can make the replacement liquid realize just joining in marriage usefulness, avoid the solute in the hemodialysis replacement liquid bag to produce the crystallization because of dissolving each other and depositing the back for a long time, and need not the leading-in and then mixing of injection of a medical personnel bottle, it saves more time, has improved medical personnel's work efficiency.

SUMMERY OF THE UTILITY MODEL

In order to achieve the above purpose, the utility model adopts the technical proposal that:

a CRRT (China medicine kit) replacement liquid bag of a hemodialysis chamber comprises a bag body, wherein the top of the bag body is provided with a hanging lug, the bottom of the bag body is provided with a liquid guide pipe and a liquid inlet pipe, and the liquid guide pipe and the liquid inlet pipe are both provided with switch clamps; the bag body has first cavity, second cavity, third cavity and the fourth cavity that does not communicate each other, first cavity, second cavity and third cavity set up side by side along the left and right sides direction of the bag body, and the bottom of three all is located the top of fourth cavity, and the three with communicate through the connecting pipe between the fourth cavity, install the on-off valve structure on the connecting pipe, the bottom of fourth cavity is provided with catheter and income liquid pipe.

Preferably, the inner bottoms of the first chamber, the second chamber and the third chamber are in a tapered structure gradually reduced towards the fourth chamber, and the on-off valve structure is located at the smaller end of the tapered structure.

Preferably, the on-off valve structure is an on-off valve.

Preferably, the bag body parts corresponding to the first chamber, the second chamber, the third chamber and the fourth chamber are all provided with scale marks.

Preferably, the on-off valve structure includes a fixed cylinder, a sealing block, a connecting rod, a thread block and a thread cylinder, the fixed cylinder is located on the inner side of the connecting pipe, the outer wall of the fixed cylinder is fixedly connected with the inner wall of the connecting pipe, the sealing block is movably plugged on the fixed cylinder, one end of the connecting rod is connected with the top of the sealing block, the connecting rod sequentially penetrates through the top of the connecting pipe where the connecting rod is located, the cavity where the connecting rod is located and the thread cylinder installed on the top of the cavity and is fixedly connected with the bottom of the thread block, the thread cylinder is fixedly connected with the bag body and deviates from the one end of the connecting pipe, the thread block is inserted into the thread cylinder, and one end of the thread block, which deviates from the connecting rod, is located on the outer side of the thread cylinder.

Preferably, the end part of the thread block, which faces away from the connecting rod, is provided with a screwing handle.

Preferably, the lower part of the sealing block is of a hollow structure, the top of the sealing block is closed, the bottom of the sealing block is open, a gap communicated with the inside of the sealing block is formed in the side wall of the sealing block, and the gap extends out of the top of the fixed cylinder in the upward moving process of the sealing block along with the connecting rod.

Preferably, the lower portion of the sealing block is tapered, with the end at the bottom being the smaller end.

Preferably, the top of the belt body is provided with a protective layer which is wrapped on the outer sides of the thread cylinder and the thread block.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses a set up four independent cavities that do not communicate each other on the bag body and place different liquid, for example, 100 ml's 10% glucose liquid is placed to first cavity, 250 ml's 25% sodium bicarbonate liquid is placed to the second cavity, 900ml sterilization water is placed to the third cavity, 3000 ml's 0.9% sodium chloride liquid is placed to the fourth cavity, first cavity, adopt the on-off valve structure between second cavity and third cavity and the fourth cavity to cut off, when needs use, open the on-off valve, can be with first cavity, the whole circulation of second cavity and third cavity is mixed to the fourth cavity in, and thus, just need not artifical manual and pour into a bottle of liquid medicine into the replacement bag, it has saved a large amount of preparation operating time, medical personnel's work efficiency has been improved.

2. The utility model discloses simple structure, convenient to use, and the operation of being convenient for has better practicality.

Drawings

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

Fig. 2 is a schematic structural diagram of a second embodiment of the present invention.

Fig. 3 is an enlarged view of a in fig. 2.

Fig. 4 is an enlarged view at B in fig. 2.

Description of the main elements

In the figure: the bag comprises a bag body 1, a hanging lug 2, a liquid guide pipe 3, a liquid inlet pipe 4, a switch clamp 5, a first cavity 6, a second cavity 7, a third cavity 8, a fourth cavity 9, a connecting pipe 10, a switch valve 11, a fixed cylinder 12, a sealing block 13, a notch 14, a connecting rod 15, a thread block 16, a thread cylinder 17, a screwing handle 18 and a protective layer 19.

The following detailed description of the invention will be further described in conjunction with the above-identified drawings.

Detailed Description

Referring to fig. 1, in a preferred embodiment of the present invention, a hemodialysis chamber CRRT replacement fluid bag includes a bag body, a hanging lug 2 is provided on the top of the bag body 1, a liquid guiding tube 3 and a liquid inlet tube 4 are provided on the bottom of the bag body, and a switch clamp 5 is provided on each of the liquid guiding tube 3 and the liquid inlet tube 4; the bag body 1 is provided with a first cavity 6, a second cavity 7, a third cavity 8 and a fourth cavity 9 which are not communicated with each other, the first cavity 6, the second cavity 7 and the third cavity 8 are arranged side by side along the left and right directions of the bag body 1, the bottoms of the first cavity 6, the second cavity 7 and the third cavity 8 are all located at the top of the fourth cavity 9, the third cavity and the fourth cavity 9 are communicated with each other through a connecting pipe 10, an on-off valve structure is installed on the connecting pipe 10, and a liquid guide pipe 3 and a liquid inlet pipe 4 are arranged at the bottom of the fourth cavity 9.

The utility model places different liquids in the first chamber 6, the second chamber 7, the third chamber 8 and the fourth chamber 9 which are not communicated with each other on the bag body 1, wherein 100ml of 10% glucose liquid is placed in the first chamber 6, 250ml of 25% sodium bicarbonate liquid is placed in the second chamber 7, 900ml of sterilization water is placed in the third chamber 8, 3000ml of 0.9% sodium chloride liquid is placed in the fourth chamber 9, and the first chamber 6, the second chamber 7, the third chamber 8 and the fourth chamber 9 are separated by adopting the on-off valve structure, thus, the respective liquid medicines are separated from each other, when the bag is needed to be used, the on-off valve is opened, the first chamber 6, the second chamber 7 and the third chamber 8 can be completely circulated to the fourth chamber 9 to be mixed, therefore, a bottle of liquid medicine is not needed to be manually filled into the replacement bag, a large amount of preparation working time is saved, the working efficiency of medical personnel is improved, and can also avoid the situation that the solute in the replacement liquid bag generates crystallization after being mutually dissolved and stored for a long time when the replacement liquid is prepared in advance, namely, the replacement liquid of the application is prepared at present and is only stored in advance for each liquid. Preferably, the bottoms of the inner sides of the first chamber 6, the second chamber 7 and the third chamber 8 are in a tapered structure gradually reducing towards the fourth chamber 9, and the on-off valve structure is located at the smaller end of the tapered structure so as to pour all the liquid in the chambers into the fourth chamber 9; the on-off valve is a switch valve 11, and the switch valve 11 is the same as the valve on the urine collection tube on the urine collection bag, and will not be described in detail. Preferably, the bag body parts corresponding to the first chamber, the second chamber, the third chamber and the fourth chamber are provided with scale marks, so that the required amount of liquid can be adjusted through the scale marks.

Further, referring to fig. 2-4, in a second embodiment of the present invention, the on-off valve structure may further be configured as follows: the on-off valve structure comprises a fixed cylinder 12, a sealing block 13, a connecting rod 15, a thread block 16 and a thread cylinder 17, wherein the fixed cylinder 12 is located on the inner side of the connecting pipe 10, the outer wall of the fixed cylinder is fixedly connected with the inner wall of the connecting pipe 10, the sealing block 13 is movably plugged on the fixed cylinder 12, one end of the connecting rod 15 is connected with the top of the sealing block 13, the connecting rod 15 sequentially penetrates through the top of the connecting pipe 10, the cavity where the connecting rod is located, the thread cylinder 17 installed at the top of the cavity and is fixedly connected to the bottom of the thread block 16, the thread cylinder 17 is fixedly connected with the bag body 1 and deviates from the cavity where the connecting pipe 10 is located, the thread block 16 is inserted into the thread cylinder 17 through threads, and one end of the thread block 16 deviating from the connecting rod 15 is located on the outer side of the thread cylinder 17. Through twisting the screw block 16, make the screw block 16 move up relatively to the screw cylinder 17, and drive the seal block 13 through the connecting rod 15 in the process of moving up and move up and break away from the fixed cylinder 12 gradually, the fixed cylinder 12 opens gradually, the liquid in the cavity can circulate to the fourth cavity 9 through the fixed cylinder 12 and the connecting pipe 10, after all leading-in fourth cavity 9, reverse rotation screw block 16 again, can block up the fixed cylinder 12 again with the seal block 13, the cavity is disconnected with the fourth cavity 9 again, the liquid that has mixed in the fourth cavity 9 can not flow back to first cavity 6 or second cavity 7 or third cavity 8.

Preferably, the end of the screw block 16 facing away from the connecting rod 15 is provided with a screw handle 18 for rotating the screw block 16; the lower part of the sealing block 13 is of a hollow structure, the top of the sealing block is closed, the bottom of the sealing block is open, a notch 14 communicated with the inside of the sealing block 13 is formed in the side wall of the sealing block 13, the notch 14 extends out of the top of the fixed cylinder 12 in the process that the sealing block 13 moves upwards along with the connecting rod 15, and the connecting pipe 10 and the cavity are connected together after the notch 14 moves upwards, so that the connecting pipe 10 and the fixed cylinder 12 are in an open state; the lower part of the sealing block 13 is in a tapered shape, and the end of the sealing block 13 where the bottom is located is a smaller end, so that the sealing block 13 can conveniently block the fixed cylinder 12 again; the top of the belt body is provided with a protective layer 19, and the protective layer 19 is wrapped on the outer sides of the thread cylinder 17 and the thread block 16 to ensure the sealing performance of the device.

The above description is for the detailed description of the preferred possible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent changes or modifications accomplished under the technical spirit suggested by the present invention should fall within the scope of the present invention.

Claims

1. A CRRT (China medicine kit) replacement liquid bag of a hemodialysis chamber comprises a bag body, wherein the top of the bag body is provided with a hanging lug, the bottom of the bag body is provided with a liquid guide pipe and a liquid inlet pipe, and the liquid guide pipe and the liquid inlet pipe are both provided with switch clamps; the method is characterized in that: the bag body has first cavity, second cavity, third cavity and the fourth cavity that does not communicate each other, first cavity, second cavity and third cavity set up side by side along the left and right sides direction of the bag body, and the bottom of three all is located the top of fourth cavity, and the three with communicate through the connecting pipe between the fourth cavity, install the on-off valve structure on the connecting pipe, the bottom of fourth cavity is provided with catheter and income liquid pipe.

2. The hemodialysis chamber CRRT replacement fluid bag of claim 1, wherein: the bottom of the inner side of each of the first cavity, the second cavity and the third cavity is of a gradually-reduced structure gradually reduced towards the fourth cavity, and the on-off valve structure is located at one smaller end of the gradually-reduced structure.

3. The hemodialysis chamber CRRT replacement fluid bag of claim 1, wherein: the on-off valve structure is a switch valve.

4. The hemodialysis chamber CRRT replacement fluid bag of claim 1, wherein: the bag body parts corresponding to the first chamber, the second chamber, the third chamber and the fourth chamber are all provided with scale marks.

5. The hemodialysis chamber CRRT replacement fluid bag of claim 1, wherein: the on-off valve structure comprises a fixed cylinder, a sealing block, a connecting rod, a thread block and a thread cylinder, wherein the fixed cylinder is located on the inner side of the connecting pipe, the outer wall of the fixed cylinder is fixedly connected with the inner wall of the connecting pipe, the sealing block is movably plugged on the fixed cylinder, one end of the connecting rod is connected with the top of the sealing block, the connecting rod sequentially penetrates through the top of the connecting pipe where the connecting rod is located, the cavity where the connecting rod is located and the thread cylinder installed at the top of the cavity and is fixedly connected with the bottom of the thread block, the thread cylinder is fixedly connected with a bag body, the bag body deviates from the one end of the connecting pipe and stretches out of the cavity where the connecting rod is located, the thread block is inserted into the thread cylinder through threads, and one end of the thread block deviating from the connecting rod is located on the outer side of the thread cylinder.

6. The hemodialysis chamber CRRT replacement fluid bag of claim 5, wherein: and a screwing handle is arranged at the end part of one end of the thread block, which deviates from the connecting rod.

7. The hemodialysis chamber CRRT replacement fluid bag of claim 5, wherein: the lower part of the sealing block is of a hollow structure, the top of the sealing block is closed, the bottom of the sealing block is open, a gap communicated with the inside of the sealing block is formed in the side wall of the sealing block, and the gap extends out of the top of the fixing barrel along with the upward moving process of the connecting rod on the sealing block.

8. The hemodialysis chamber CRRT replacement fluid bag of claim 5, wherein: the lower part of the sealing block is in a tapered shape, and the end of the bottom of the sealing block is a smaller end.

9. The hemodialysis chamber CRRT replacement fluid bag of claim 5, wherein: the top of the bag body is provided with a protective layer, and the protective layer is wrapped on the outer sides of the thread cylinder and the thread block.