Clinical ascites drainage device

Abstract

The utility model belongs to the field of drainage devices, and particularly relates to a clinical ascites drainage device. The device comprises a first catheter, one end of the first catheter is connected with a puncture needle, the other end of the first catheter is provided with a collection box communicated with the first catheter, the side wall of the collection box is provided with a second catheter communicated with the collection box, the movable end of the second catheter is provided with a suction assembly used for sucking ascites into the collection box, and the collection box is provided with a clamping block. A locking assembly used for being fixed to the edge of a sickbed is arranged in the clamping block, a bendable guide rod is arranged at the top of the clamping block, the guide rod is sleeved with a fixing sleeve in sliding fit with the guide rod, a limiting block used for fixing the fixing sleeve and the fixing sleeve is arranged on the fixing sleeve, and a clamping groove used for fixing a puncture needle is formed in the fixing sleeve. According to the design, the positions of the first catheter and the puncture needle can be conveniently supported and adjusted, so that the comfort level and the adaptability are conveniently improved, the ascites extraction efficiency is higher, and the working difficulty of medical staff is reduced.

Description

Technical Field

[0001] The utility model belongs to the field of drainage devices, in particular to a clinical ascites drainage device. Background Art

[0002] There are many kinds of internal medicine diseases, and ascites is one of them. It refers to the excessive accumulation of free fluid in the abdominal cavity. Under normal circumstances, the ascites in the abdominal cavity is about 50ml, which acts as a lubricant for the intestines. Any pathological condition that causes the amount of fluid in the abdominal cavity to exceed 200ml is called ascites.

[0003] The treatment of ascites relies on abdominal puncture to drain the excess ascites. During abdominal puncture, the medical staff fixes the skin of the puncture site with one hand and holds the needle with the other hand to pierce the abdominal wall. After the puncture is completed, a sterilized vascular clamp is used to help fix the needle and then extract the ascites. This method mainly relies on the personal experience of the medical staff during the operation. Some patients have a long drainage time and need to change the needle tube multiple times to transfer the ascites, which makes the medical staff have a high work pressure and low work efficiency. Utility Model Content

[0004] The utility model aims to provide a clinical ascites drainage device, which is convenient for improving the ascites extraction efficiency and reducing the work difficulty of medical staff.

[0005] The clinical ascites drainer comprises a first catheter, one end of which is connected to a puncture needle, and the other end is provided with a collecting box connected to the first catheter, a side wall of the collecting box is provided with a second catheter connected to the first catheter, a movable end of the second catheter is provided with a suction component for drawing ascites into the collecting box, a clamping block is provided on the collecting box, a locking component for fixing to the edge of a bed is provided in the clamping block, a flexible guide rod is provided on the top of the clamping block, a fixing sleeve that is slidably matched with the guide rod is sleeved on the guide rod, a limiting block for fixing the guide rod to the fixing sleeve is provided on the fixing sleeve, and a slot for fixing the puncture needle is provided on the fixing sleeve.

[0006] Furthermore, the collection box is made of hard material.

[0007] Furthermore, the first conduit is located at the top of the collection box, and the second conduit is located at the side wall of the collection box, and the horizontal height of the highest point of the second conduit is lower than the horizontal height of the lowest point of the first conduit.

[0008] Furthermore, the second conduit and the first conduit are both connected to the collection box via a connector, and the connector is threadedly sealed to the collection box.

[0009] Furthermore, the guide rod is made of aluminum alloy, and its exterior is covered with PVC soft rubber.

[0010] Furthermore, the locking assembly includes a splint, an adjusting rod that can rotate freely left and right with the splint is provided at the bottom of the splint, a threaded through hole that is threadedly matched with the adjusting rod is opened at the bottom of the clamping block, and a rubber layer is provided on the contact surface between the splint and the edge of the bed.

[0011] Furthermore, the collection box and the clamping block are detachably connected via a connecting assembly;

[0012] The connecting component includes a latch, a slot for inserting the latch is provided on the side wall of the clamp block, a slider is provided on the latch in the slot to prevent it from falling out of the slot directly, and a sliding groove is correspondingly provided on the slot wall for the slider to slide back and forth.

[0013] Furthermore, the limit block includes a fixing plate, a fixing rod is vertically fixed at the bottom of the fixing plate, a channel for the fixing rod to pass through is opened at the bottom of the slot, and a first spring is sleeved on the fixing rod between the fixing plate and the slot.

[0014] Furthermore, the card slot is in a "C"-shaped structure as a whole, and rubber strips are fixed at both left and right ends, and the inner side wall of the rubber strip and the inner side wall of the card slot are located in the same plane.

[0015] Furthermore, the guide rod is threadedly matched with the top of the clamping block, and the top of the clamping block is provided with at least two threaded countersunk holes threadedly matched with the guide rod.

[0016] Furthermore, a support plate is independently provided in the slot, the support plate is vertical, and the support plate is connected to the side wall of the slot via a second spring, so that the slider fits tightly to the slot wall in a natural state.

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] The utility model is convenient for sucking out ascites in the patient's body and collecting it in time through the arrangement of the first catheter, the second catheter, the collection box and the suction component, and is convenient for fixing it on the edge of the bed through the arrangement of the clamp block and the locking component, making it more stable and avoiding shaking during operation so that the puncture needle may cause harm to the patient. The arrangement of the guide rod, the fixing sleeve and the card slot is convenient for supporting the position of the first catheter and the puncture needle, so as to improve their comfort and applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 for Figure 1 Enlarged view of point A in the middle;

[0021] Figure 3 for Figure 1 Enlarged view of point B in the middle;

[0022] The names of the components in the figure are: 1, collecting box 2, connecting head 3, syringe 4, second catheter 5, catheter clamp 6, first catheter 7, guide rod 8, fixing sleeve 9, slot 10, limit block 10.1, fixing plate 10.2, fixing rod 10.3, first spring 11, clamping plate 12, adjusting rod 13, clamping block 14, rubber strip 15, slider 16, latch 17, support plate 18, second spring. DETAILED DESCRIPTION

[0023] The present invention is further described below through specific embodiments in conjunction with the accompanying drawings, but the present invention is not limited thereto. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

[0024] Example 1

[0025] A clinical ascites drainage device described in this embodiment, such as Figure 1 As shown, it comprises a first catheter 6, one end of which is connected to a puncture needle, and the other end is provided with a collecting box 1 connected thereto, a side wall of the collecting box 1 is provided with a second catheter 4 connected thereto, and a movable end of the second catheter 4 is provided with a suction assembly for drawing ascites into the collecting box 1, so that ascites in the patient's body can be drawn into the first catheter 6 through the suction assembly and then collected into the collecting box 1;

[0026] The suction component is a syringe 3, and a negative pressure drainage device, a negative pressure drainage ball, a negative pressure drainage bag or a high vacuum negative pressure drainage bottle belt can also be used to suck out the ascites in the patient's body;

[0027] The collecting box 1 is provided with a clamping block 13, and a locking assembly for fixing to the edge of the bed is provided in the clamping block 13. A bendable guide rod 7 is provided on the top of the clamping block 13, and a fixing sleeve 8 is provided on the guide rod 7 to be slidably matched with the guide rod 7. The fixing sleeve 8 is provided with a limiting block 10 for fixing the fixing sleeve 8 to the fixing sleeve 8, so as to facilitate the adjustment of the shape and position of the first conduit 6 according to the needs, and to adjust the position of the fixing sleeve 8 on the first conduit 6 to make it more compatible with the patient, which not only makes the patient more comfortable, but also makes the operation of the medical staff more convenient and easy;

[0028] The fixing sleeve 8 is provided with a slot 9 for fixing the puncture needle, so as to fix the position of the first catheter 6 and prevent the fluid outlet end from shaking and affecting the position of the puncture needle, thereby causing harm to the patient;

[0029] The first conduit 6 and the second conduit 4 are both conventional medical hoses;

[0030] A catheter clamp 5 is installed on the first catheter 6 close to the collection box 1, which is convenient for closing the first catheter 6 when replacing and cleaning the collection box 1 to avoid environmental pollution caused by ascites leakage. The catheter clamp 5 can also be replaced by a clip that can close the first catheter 6.

[0031] The collection box 1 is made of a hard material to prevent the collection box 1 from being deformed and affecting the entry and collection of the ascites when the ascites is extracted through the syringe 3. It is also convenient to replace the collection box 1 to avoid deformation and leakage when excessive ascites is taken out.

[0032] The first catheter 6 is located at the top of the collecting box 1, and the second catheter 4 is located at the side wall of the collecting box 1. The highest point of the second catheter 4 is lower than the lowest point of the first catheter 6, so as to avoid ascites accumulation in the first catheter 6 and affect the extraction efficiency.

[0033] The second conduit 4 and the first conduit 6 are both connected to the collection box 1 through the connector 2, and the connector 2 and the collection box 1 are threaded and sealed, which not only increases the sealing effect, but also facilitates the disassembly of the second conduit 4 and the first conduit 6, making the collection box 1 easy to replace and clean.

[0034] The guide rod 7 is made of aluminum alloy and is covered with PVC soft rubber on the outside, so that it can provide support and bend at multiple angles, making it suitable for different scenes and needs.

[0035] The locking assembly includes a clamping plate 11, an adjusting rod 12 is provided at the bottom of the clamping plate 11 and can rotate freely left and right with the clamping plate 11, a threaded through hole is provided at the bottom of the clamping block 13 and can be threadedly matched with the adjusting rod 12, and a rubber layer is provided on the contact surface between the clamping plate 11 and the edge of the bed, so as to better fix it on the edge of the bed with different thicknesses, make it more stable when used, and avoid shaking during puncture or drainage, which may cause damage to the patient caused by the puncture needle;

[0036] The clamping plate 11 is in a circular structure as a whole, which is convenient for reducing the interference with the structure of the bed body itself and affecting the fixing effect, thereby improving its applicability to a certain extent.

[0037] The collection box 1 and the clamp block 13 are detachably connected via a connection assembly, so that the collection box 1 can be easily replaced and cleaned at any time.

[0038] The connecting assembly includes a latch 16, a slot for inserting the latch 16 is provided on the side wall of the clamp block 13, a slider 15 is provided on the latch 16 in the slot to prevent it from falling out of the slot directly, and a sliding groove for the slider 15 to slide forward and backward is correspondingly provided on the slot wall, so as to facilitate the installation and removal of the collection box 1, and the collection box 1 is not easy to fall out of the slot under its own weight;

[0039] The collection box 1 and the clamping block 13 can also be connected by a fixing belt, by which the collection box 1 is tied to the clamping block 13, or by using Velcro to fix it.

[0040] like Figure 2 As shown, the limit block 10 includes a fixing plate 10.1, a fixing rod 10.2 is vertically fixed at the bottom of the fixing plate 10.1, a channel for the fixing rod 10.2 to pass through is opened at the bottom of the slot 9, and a first spring 10.3 is sleeved on the fixing rod 10.2 between the fixing plate 10.1 and the slot 9, so that when the position of the first catheter 6 and the puncture needle needs to be adjusted during use, the fixing rod 10.2 is pulled downward to move the fixing sleeve 8 on the guide rod 7, and the fixing rod 10.2 can be released after the position is adjusted.

[0041] like Figure 1 and Figure 2 As shown, the card slot 9 is an overall "C"-shaped structure, and rubber strips 14 are fixed at both ends. The inner wall of the rubber strip 14 is located in the same plane as the inner wall of the card slot 9, which is convenient for clamping the first catheter 6 in the card slot 9 and increasing its friction, thereby reducing the probability of the first catheter 6 falling off from the card slot 9 during use.

[0042] The guide rod 7 is threadedly matched with the top of the clamp block 13, and the top of the clamp block 13 is provided with at least two threaded countersunk holes threadedly matched therewith, so that the installation position can be changed according to different needs, thereby making it more widely used and more convenient to use.

[0043] like Figure 3 As shown, a support plate 17 is independently arranged in the slot, the support plate 17 is vertical, and the support plate 17 is connected to the side wall of the slot by a second spring 18. In a natural state, the slider 15 fits tightly with the slot wall, which makes it easier to fix the collection box 1 on the clamping block 13 more stably, avoiding the collection box 1 from shaking or falling off the clamping block 13 during use.

[0044] During use, if Figure 1 As shown, first clamp the clamp block 13 on the edge of the bed, and then fix it to the bed through the adjusting rod 12 and the clamp plate 11, then adjust the shape and position of the guide rod 7 according to needs, and then adjust the position of the fixing sleeve 8, and then connect the first catheter 6 and the second catheter 4 to the collection box 1 respectively, and after the puncture needle is inserted into the patient's body, connect the syringe 3 to the second catheter 4 to accelerate the outflow of ascites, and when the collection box 1 needs to be replaced, first close the first catheter 6 with the catheter clamp 5, and then disconnect the first catheter 6 from the connector 2 and take out the collection box 1.

Claims

1. A clinical ascites drainage device, comprising a first catheter (6), characterized in that: One end of the first catheter (6) is connected to a puncture needle, and the other end is provided with a collection box (1) connected to the first catheter (6). A second catheter (4) connected to the first catheter (6) is provided on the side wall of the collection box (1). A suction assembly for pumping ascites into the collection box (1) is provided at the movable end of the second catheter (4). The collection box (1) is provided with a clamping block (13). A locking assembly for fixing to the edge of a bed is provided in the clamping block (13). A bendable guide rod (7) is provided at the top of the clamping block (13). A fixing sleeve (8) that is slidably matched with the guide rod (7) is sleeved on the guide rod (7). A limiting block (10) for fixing the fixing sleeve (8) to the fixing sleeve (8) is provided. A slot (9) for fixing the puncture needle is provided on the fixing sleeve (8).

2. The clinical ascites drainage device according to claim 1, characterized in that: The collection box (1) is made of a hard material.

3. The clinical ascites drainage device according to claim 2, characterized in that: The first conduit (6) is located at the top of the collection box (1), and the second conduit (4) is located at the side wall of the collection box (1), and the horizontal height of the highest point of the second conduit (4) is lower than the horizontal height of the lowest point of the first conduit (6).

4. The clinical ascites drainage device according to claim 3, characterized in that: The second conduit (4) and the first conduit (6) are both connected to the collection box (1) via a connector (2), and the connector (2) and the collection box (1) are threadedly sealed.

5. The clinical ascites drainage device according to claim 1, characterized in that: The guide rod (7) is made of aluminum alloy, and its exterior is sheathed with PVC soft rubber.

6. The clinical ascites drainage device according to claim 1, characterized in that: The locking assembly comprises a clamping plate (11), an adjusting rod (12) which is freely rotatable left and right with the clamping plate (11) is arranged at the bottom thereof, a threaded through hole which is threadedly matched with the adjusting rod (12) is arranged at the bottom of the clamping block (13), and a rubber layer is arranged on the contact surface between the clamping plate (11) and the edge of the bed.

7. The clinical ascites drainage device according to claim 1, characterized in that: The collection box (1) and the clamping block (13) are detachably connected via a connecting assembly; The connecting assembly comprises a latch (16), a slot for inserting the latch (16) is provided on the side wall of the clamping block (13), a slider (15) is provided on the latch (16) in the slot to prevent it from falling out of the slot directly, and a sliding groove for the slider (15) to slide forward and backward is correspondingly provided on the slot wall.

8. The clinical ascites drainage device according to claim 1, characterized in that: The limit block (10) comprises a fixed plate (10.1), a fixed rod (10.2) is vertically fixed at the bottom of the fixed plate (10.1), a channel for the fixed rod (10.2) to pass through is opened at the bottom of the slot (9), and a first spring (10.3) is sleeved on the fixed rod (10.2) between the fixed plate (10.1) and the slot (9).

9. The clinical ascites drainage device according to claim 1, characterized in that: The card slot (9) is in a "C"-shaped structure as a whole, and rubber strips (14) are fixed to both left and right ends, and the inner side wall of the rubber strip (14) and the inner side wall of the card slot (9) are located in the same plane.

10. The clinical ascites drainage device according to claim 5, characterized in that: The guide rod (7) is threadedly matched with the top of the clamping block (13), and the top of the clamping block (13) is provided with at least two threaded countersunk holes threadedly matched with the guide rod (7).

11. The clinical ascites drainage device according to claim 7, characterized in that: A support plate (17) is independently arranged in the slot, the support plate (17) is vertical, and the support plate (17) is connected to the side wall of the slot via a second spring (18), and the slider (15) is tightly fitted to the slot wall in a natural state.

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