CN211705442U - Novel dialysis catheter with water bag - Google Patents
Novel dialysis catheter with water bag Download PDFInfo
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- CN211705442U CN211705442U CN201921720184.3U CN201921720184U CN211705442U CN 211705442 U CN211705442 U CN 211705442U CN 201921720184 U CN201921720184 U CN 201921720184U CN 211705442 U CN211705442 U CN 211705442U
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- pipe
- regulator
- tube
- arterial
- venous
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Abstract
The utility model discloses a novel dialysis catheter with a water bag, which comprises a vessel, a water inlet pipe, a regulator and a winding roller, wherein the vessel comprises an arterial pipe and a venous pipe, the arterial pipe and the venous pipe are mutually bonded together, the inside of the vessel is provided with a pipe wall, the pipe wall is provided with a pipeline, the water inlet pipe is inserted in the pipeline, and one end of the water inlet pipe is provided with a pressurizing bag; at the moment, the winding roller is shifted and winds the winding strip, so that the limiting ball is driven to move to one end of the regulator and extrude the water inlet pipe, and the arterial tube and the venous tube are plugged; compared with the prior art, the scheme has the advantages that the two water bags are arranged, so that after dialysis is finished, a vessel can be blocked, and the thromboembolism chance of a patient in the long-term tube taking process is reduced, so that the pain of the patient is reduced, and the economic burden of the patient is relieved; the scheme is convenient for medical personnel to operate, improves the curative effect of dialysis, reduces the damage of the repeat tube to the blood vessel of a patient, and improves the satisfaction degree of the patient.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a novel dialysis catheter with a water sac.
Background
Hemodialysis is one of the kidney replacement treatment modes of patients with acute and chronic renal failure; will seal the pipe liquid and extrude when taking the pipe in-process because the patient moves about to make blood flow get into the pipe, the thrombosis often appears leads to the flow to descend, seriously influences pipe life and dialysis curative effect, need change the pipe again, and the texture of itself of pipe is harder, uses down to cause vascular wall damage and phlebitis easily for a long time. Therefore, a new dialysis catheter is needed to be designed to reduce the chance of thromboembolism occurring in the process of carrying the catheter for a long time, so as to reduce the pain of the patient and the economic burden of the patient.
SUMMERY OF THE UTILITY MODEL
The purpose of the utility model can be realized by the following technical scheme: a novel dialysis catheter with a water bag comprises a vessel, a water inlet pipe, a regulator and a roller, wherein the vessel comprises an arterial tube and a venous tube which are mutually bonded together, the inner part of the vessel is provided with a tube wall, the tube wall is provided with a pipeline, the inner part of the pipeline is inserted with a water inlet tube, one end of the water inlet tube is provided with a pressurizing bag, the other end of the water inlet tube is provided with an artery side water bag and a vein side water bag, the artery side water bag is positioned in the artery tube, the vein side water bag is positioned in the vein tube, one end of the water inlet tube positioned at the outer side of the vessel movably penetrates through the regulator, the regulator is rotatably provided with a winding roller, a winding strip is wound on the winding roller, one end of the winding strip is inserted into the inner part of the regulator, the tail end of the winding strip is provided with a limiting ball, when the limiting ball moves to one end of the regulator, the limiting ball extrudes the water inlet pipe, and the water inlet pipe is closed at the moment.
Preferably, the length of venous duct is longer than the arterial line, and the fluting has been seted up to the one end of pipe wall, is equipped with the latex dog on the fluting, and two latex dogs are located the different sides, and artery side water pocket is located the latex dog inboard on the arterial line, and vein side water pocket is located the latex dog inboard on the venous line.
Preferably, the tail end of the pulse tube is provided with a connecting pipe, a rotating ring is rotatably arranged on the connecting pipe, and the outer side of the rotating ring is provided with a fixed wing.
Preferably, the end of the connecting pipe is provided with a connecting seat, the connecting seat is provided with three interfaces and is in a Y shape, one end of the connecting seat is respectively inserted with a first extension pipe and a second extension pipe, one end of each of the first extension pipe and the second extension pipe is clamped with a luer connector, one end of each of the first extension pipes is communicated with the arterial tube, and one end of each of the second extension pipes is communicated with the venous tube.
Preferably, the inner cavity of the regulator is internally provided with symmetrically distributed inner side limiting blocks, the water inlet pipe is positioned between the two inner side limiting blocks, the outer side of the regulator is welded with an outer side limiting block, and the winding roller is rotatably arranged between the outer side limiting blocks.
Preferably, the cross-sectional shape of regulator is trapezoidal, and its inside has seted up the spout that the slope set up, and the outside of spacing ball is equipped with symmetrical slider, and the end slip of slider is inserted and is established in the spout.
Preferably, a guide rod is arranged at the end with the smaller opening of the regulator, and one end of the winding strip bypasses the guide rod.
The utility model has the advantages that:
1. at the moment, the winding roller is shifted and winds the winding strip, so that the limiting ball is driven to move to one end of the regulator and extrude the water inlet pipe, and the arterial tube and the venous tube are plugged;
2. compared with the prior art, the scheme has the advantages that the two water bags are arranged, so that after dialysis is finished, a vessel can be blocked, and the thromboembolism chance of a patient in the long-term tube taking process is reduced, so that the pain of the patient is reduced, and the economic burden of the patient is relieved;
3. the scheme is convenient for medical personnel to operate, improves the curative effect of dialysis, reduces the damage of the repeat tube to the blood vessel of a patient, and improves the satisfaction degree of the patient.
Drawings
The present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the connection between the water inlet pipe and the regulator according to the present invention;
FIG. 3 is a schematic cross-sectional view of the regulator of the present invention;
FIG. 4 is a schematic view of the connection between the water inlet pipe and the vessel according to the present invention;
FIG. 5 is a schematic view of the connection between the water inlet pipe and the water bag;
fig. 6 is a schematic view of the connection between the water bladder and the vessel.
In the figure: the device comprises a vessel 1, a vessel wall 11, a pipeline 12, a latex stopper 13, a connecting tube 14, an arterial tube 15, a venous tube 16, a connecting seat 2, a fixed wing 21, a first extension tube 3, a second extension tube 4, a luer 5 joint 6, a water inlet tube 6, a pressurizing bag 61, a water bag on the arterial side 62, a water bag on the venous side 63, a regulator 7, an inner limiting block 71, a sliding chute 72, a guide rod 73, an outer limiting block 74, a winding roller 8, a winding strip 81, a limiting ball 82 and a sliding block 821.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a novel dialysis catheter with a water bag comprises a vessel 1, a water inlet pipe 6, a regulator 7 and a winding roller 8, wherein the vessel 1 comprises an arterial pipe 15 and a venous pipe 16, the arterial pipe 15 and the venous pipe 16 are mutually bonded and are in hollow semicircular structures, the vessel 1 is internally provided with a pipe wall 11, the pipe wall 11 is positioned in the middle of the section circle of the vessel, the pipe wall 11 is provided with a pipeline 12, the pipeline 12 is a hollow natural latex pipe, the water inlet pipe 6 is inserted in the pipeline 12, the water inlet pipe 6 is also a natural latex pipe with the diameter of 1mm, one end of the water inlet pipe 6 is provided with a pressurizing bag 61, the inside of the pressurizing bag 61 is filled with physiological saline, the other end of the water inlet pipe is provided with an arterial side water bag 62 and a venous side water bag 63, the pressurizing bag 61 is pressurized, water in the pressurizing bag 61 finally enters the arterial side water bag 62 and the venous side water bag 63 through the water inlet pipe 6 and is expanded, the arterial side water bag 62 is positioned in the arterial pipe 15, the venous side water sac 63 is located inside the venous tube 16, and when the arterial side water sac 62 and the venous side water sac 63 become large in volume after the water is injected, so that the orifice of the arterial tube 15 and the orifice of the venous tube 16 can be blocked to prevent the blood from flowing back, one end of the water inlet tube 6 positioned outside the vessel 1 movably penetrates through the regulator 7, the regulator 7 is rotatably provided with a winding roller 8, the winding roller 8 is wound with a winding strip 81, one end of the winding strip 81 is inserted into the regulator 7, and the tail end of the adjusting device is provided with a limiting ball 82, the limiting ball 82 is movably arranged in the adjuster 7, when the limiting ball 82 moves to one end of the regulator 7, the limiting ball 82 presses the water inlet pipe 6, the water inlet pipe 6 is closed, after the dialysis is finished, the winding roller 8 is shifted, the winding strip 81 is discharged, and pushes the regulator 7 forward so that the check ball 82 inside the regulator 7 is removed from one end thereof, and the water in the water inlet pipe 6 is pressurized to flow back to the inside of the pressurizing bag 61; after the conventional anticoagulant tube sealing is finished, the pressurizing bag 61 is squeezed, water in the pressurizing bag 61 enters the artery side water bag 62 and the vein side water bag 63 and expands to plug the corresponding artery tube 15 and the vein tube 16, the winding roller 8 is shifted at the moment, the winding roller 8 winds the winding strip 81, and therefore the limiting ball 82 is driven to move to one end of the regulator 7 and squeeze the water inlet tube 6, and the artery tube 15 and the vein tube 16 are plugged. Compared with the prior art, the scheme has the advantages that the two water bags are arranged, so that the vessel 1 can be blocked after dialysis is finished, and the thromboembolism chance of a patient in the long-term tube taking process is reduced, so that the pain of the patient is reduced, and the economic burden of the patient is relieved; in addition, the scheme is convenient for medical personnel to operate, improves the curative effect of dialysis, reduces the damage of the repeat tube to the blood vessel of a patient, and improves the satisfaction degree of the patient.
The length of the venous tube 16 is longer than that of the arterial tube 15, one end of the tube wall 11 is provided with a notch, the notch is provided with a latex stop block 13, the two latex stop blocks 13 are positioned on different sides, the latex stop block 13 on the arterial tube 15 is positioned on one side of the tube wall 11 in the venous tube 16, the latex stop block 13 on the venous tube 16 is positioned on the outer side of one end of the tube wall 11 which is longer than the arterial tube 15, the arterial side water sac 62 is positioned on the inner side of the latex stop block 13 on the arterial tube 15, and the venous side water sac 63 is positioned on the inner side of the latex stop.
The end of the vessel 1 is provided with a connecting pipe 14, the connecting pipe 14 is rotatably provided with a rotating ring, and the outer side of the rotating ring is provided with a fixing wing 21 for fixing the position of the vessel 1.
The end of connecting pipe 14 is equipped with connecting seat 2, and connecting seat 2 is equipped with three interface, is "Y" shape, and the one end of connecting seat 2 is inserted respectively and is equipped with first extension pipe 3 and second extension pipe 4, and the one end joint of first extension pipe 3 and second extension pipe 4 has luer connector 5, and wherein the one end of first extension pipe 3 is linked together with arterial duct 15, and the one end of second extension pipe 4 is linked together with venous duct 16.
The inner cavity of the regulator 7 is internally provided with symmetrically distributed inner side limiting blocks 71, the inner side limiting blocks 71 are made of natural rubber and do not generate friction with the water inlet pipe 6, the water inlet pipe 6 is positioned between the two inner side limiting blocks 71, the outer side of the regulator 7 is welded with outer side limiting blocks 74, and the winding roller 8 is rotatably arranged between the outer side limiting blocks 74 through a rotating shaft.
The cross-sectional shape of the regulator 7 is trapezoidal, the inside of the regulator is provided with a chute 72 which is obliquely arranged, the outside of the limiting ball 82 is provided with symmetrical slide blocks 821, and the tail ends of the slide blocks 821 are inserted into the chute 72 in a sliding manner.
The guide rod 73 is arranged at the end, with a smaller opening, of the adjuster 7, and one end of the winding strip 81 bypasses the guide rod 73, so that friction of the winding strip is reduced.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Claims (7)
1. A novel dialysis catheter with a water bag comprises a vessel (1), a water inlet pipe (6), a regulator (7) and a winding roller (8), wherein the vessel (1) comprises an arterial pipe (15) and a venous pipe (16), the arterial pipe (15) and the venous pipe (16) are mutually bonded together, the novel dialysis catheter is characterized in that a pipe wall (11) is arranged inside the vessel (1), a pipeline (12) is arranged on the pipe wall (11), the water inlet pipe (6) is inserted inside the pipeline (12), a pressurizing bag (61) is arranged at one end of the water inlet pipe (6), an arterial side water bag (62) and a venous side water bag (63) are arranged at the other end of the water inlet pipe (6), the arterial side water bag (62) is positioned inside the arterial pipe (15), the venous side water bag (63) is positioned inside the venous pipe (16), one end of the water inlet pipe (6) positioned outside the vessel (1) movably penetrates through the regulator (7), and the winding roller (8) is rotatably arranged on the regulator, the winding roller (8) is wound with a winding strip (81), one end of the winding strip (81) is inserted into the regulator (7), the tail end of the winding strip is provided with a limiting ball (82), the limiting ball (82) is movably arranged in the regulator (7), when the limiting ball (82) moves to one end of the regulator (7), the limiting ball (82) extrudes the water inlet pipe (6), and the water inlet pipe (6) is closed at the moment.
2. The novel dialysis catheter with the water sac is characterized in that the length of the venous tube (16) is longer than that of the arterial tube (15), one end of the tube wall (11) is provided with a groove, a latex stop block (13) is arranged on the groove, the two latex stop blocks (13) are positioned on different sides, the arterial side water sac (62) is positioned on the inner side of the latex stop block (13) on the arterial tube (15), and the venous side water sac (63) is positioned on the inner side of the latex stop block (13) on the venous tube (16).
3. The novel dialysis catheter with the water bag is characterized in that a connecting pipe (14) is arranged at the tail end of the vessel (1), a rotating ring is rotatably arranged on the connecting pipe (14), and a fixing wing (21) is arranged on the outer side of the rotating ring.
4. The novel dialysis catheter with the water bag is characterized in that a connecting seat (2) is arranged at the tail end of the connecting pipe (14), the connecting seat (2) is provided with three connectors and is Y-shaped, a first extension pipe (3) and a second extension pipe (4) are respectively inserted into one end of the connecting seat (2), a luer connector (5) is clamped at one end of each of the first extension pipe (3) and the second extension pipe (4), one end of the first extension pipe (3) is communicated with an arterial tube (15), and one end of the second extension pipe (4) is communicated with a venous tube (16).
5. The novel dialysis catheter with the water bag as claimed in claim 1, wherein inner limiting blocks (71) are symmetrically distributed in an inner cavity of the regulator (7), the water inlet pipe (6) is located between the two inner limiting blocks (71), outer limiting blocks (74) are welded on the outer side of the regulator (7), and the winding roller (8) is rotatably arranged between the outer limiting blocks (74).
6. The novel dialysis catheter with the water bag as claimed in claim 1, wherein the cross-sectional shape of the regulator (7) is trapezoidal, a chute (72) is formed in the regulator, the chute is obliquely arranged, symmetrical sliding blocks (821) are arranged on the outer side of the limiting ball (82), and the tail ends of the sliding blocks (821) are slidably inserted in the chute (72).
7. The novel dialysis catheter with the water bag as claimed in claim 1, wherein the end of the regulator (7) with the smaller opening is provided with a guide rod (73), and one end of the winding strip (81) bypasses the guide rod (73).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921720184.3U CN211705442U (en) | 2019-10-14 | 2019-10-14 | Novel dialysis catheter with water bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921720184.3U CN211705442U (en) | 2019-10-14 | 2019-10-14 | Novel dialysis catheter with water bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211705442U true CN211705442U (en) | 2020-10-20 |
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ID=72812694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921720184.3U Expired - Fee Related CN211705442U (en) | 2019-10-14 | 2019-10-14 | Novel dialysis catheter with water bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211705442U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110559498A (en) * | 2019-10-14 | 2019-12-13 | 南京医科大学附属逸夫医院 | Novel dialysis catheter with water bag |
| CN110559498B (en) * | 2019-10-14 | 2024-05-31 | 南京医科大学附属逸夫医院 | Novel dialysis catheter with water bag |
-
2019
- 2019-10-14 CN CN201921720184.3U patent/CN211705442U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110559498A (en) * | 2019-10-14 | 2019-12-13 | 南京医科大学附属逸夫医院 | Novel dialysis catheter with water bag |
| CN110559498B (en) * | 2019-10-14 | 2024-05-31 | 南京医科大学附属逸夫医院 | Novel dialysis catheter with water bag |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201020 Termination date: 20211014 |
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| CF01 | Termination of patent right due to non-payment of annual fee |