Pressurizing tourniquet for hemodialysis

Abstract

The utility model belongs to the technical field of medical instruments, in particular to a compression tourniquet for hemodialysis, which comprises a flexible compression block and a medical bandage, the flexible compression block is provided with a guide hole, the compression tourniquet further comprises covering cloth, a first magic tape rough surface is sewed at the top end of the flexible compression block, and a second magic tape rough surface is sewed at the top end of the covering cloth. The cylindrical medical liquid absorbing cotton is sewn on the bottom surface of the covering cloth and penetrates through the guide hole; according to the utility model, compression hemostasis is carried out through the flexible compression block with the guide hole, the flexible compression block is pre-installed in the hemodialysis process, the flexible compression block is directly tightened after the hemodialysis is completed, and the cylindrical medical liquid absorption cotton is used for protecting a puncture point and absorbing a small amount of errhysis after tube drawing, so that the safety is higher; after the flexible compression block is unbound in the later period, whether the puncture point has active bleeding or not can be observed through the guide hole only by opening one end of the covering cloth, and the flexible compression block does not need to be completely disassembled or moved, so that the use is more convenient.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of medical apparatus and instruments, and particularly relates to a pressurizing tourniquet for hemodialysis. BACKGROUND

[0002] Hemodialysis is one of the renal replacement therapy modes for patients with acute and chronic renal failure, which drains the blood in the body to the outside of the body, and the blood and the electrolyte solution (dialysate) containing the body concentration in the dialyzer composed of countless hollow fibers exchange materials through diffusion, ultrafiltration, adsorption and convection principle, remove metabolic waste in the body, maintain electrolyte and acid-base balance; at the same time, remove excess water in the body, and return the purified blood.

[0003] The tourniquet is a commonly used medical instrument for hemodialysis, which is used for binding at the puncture point after dialysis to stop bleeding. Generally, the patient needs to loosen the tourniquet every 20-30 minutes, and the tourniquet can be removed only when there is no active bleeding at the puncture point. However, in actual use, due to the different puncture positions, it is difficult for the patient to loosen the tourniquet and check the bleeding condition.

[0004] In the prior art, the Chinese utility model patent with the authorization announcement number CN221888317U discloses "a special tourniquet for hemodialysis", which comprises a soft plastic belt and a cotton belt. One end of the soft plastic belt is fixedly connected with one end of the cotton belt, and the other end is detachably connected with the other end of the cotton belt. A sleeve is fixedly connected to the outer side of the middle part of the soft plastic belt, and a hemostatic block is arranged on the inner side of the middle part. An adjusting mechanism is arranged on the inner side of the sleeve, and the adjusting mechanism is connected with the hemostatic block to adjust the position of the hemostatic block.

[0005] The tourniquet for hemodialysis in the prior art including the above can meet the general use requirements, but the tourniquet needs to be bound at the puncture point of the patient after the tube is pulled out. It takes a certain amount of time from pulling out the tube to fixing the tourniquet, and it is difficult to handle the bleeding during this process.

[0006] To solve the above problems, the utility model provides a pressurizing tourniquet for hemodialysis. UTILITY MODEL CONTENT

[0007] To solve the above problems in the prior art, the utility model provides a pressurizing tourniquet for hemodialysis, which has the characteristics of convenient use and high safety performance.

[0008] To achieve the above object, the utility model provides the following technical scheme: a blood dialysis is with pressure tourniquet, including flexible compression block and the medical bandage of detachable connection in flexible compression block, it has the guide hole of blood dialysis catheter through on flexible compression block, still include:

[0009] Cover cloth, the cover cloth is detachable installation in the top of flexible compression block, the top of flexible compression block is sewed up no.

[0010] Cylindrical medical liquid absorbing cotton, the cylindrical medical liquid absorbing cotton is sewed up the bottom surface of cover cloth and through the guide hole.

[0011] As a preferred technical scheme of the utility model, the flexible compression block is made of medical gauze wrapping medical absorbent cotton.

[0012] As a preferred technical scheme of the utility model, still include:

[0013] Auxiliary sheet, the auxiliary sheet is sewed up one end of cover cloth.

[0014] As a preferred technical scheme of the utility model, the axial length of cylindrical medical liquid absorbing cotton is equal to the thickness of flexible compression block.

[0015] As a preferred technical scheme of the utility model, still include:

[0016] Annular medical liquid absorbing cotton, the annular medical liquid absorbing cotton is sewed up the bottom surface of flexible compression block and surrounds the guide hole.

[0017] Annular flexible compression strip, the annular flexible compression strip is adhesively fixed on the bottom surface of flexible compression block and surrounds the annular medical liquid absorbing cotton.

[0018] Annular dressing patch, the annular dressing patch is adhesively fixed on the bottom surface of annular flexible compression strip.

[0019] As a preferred technical scheme of the utility model, the annular flexible compression strip is silica gel component.

[0020] As a preferred technical scheme of the utility model, still include:

[0021] Connecting ring, the connecting ring is sewed up in both ends of flexible compression block, and the both ends of medical bandage respectively through corresponding connecting ring.

[0022] No. One magic tape hook face, the both ends of medical bandage are sewed up no. One magic tape hook face.

[0023] The second Velcro hook surface is sewn to the outer wall of the medical bandage.

[0024] As a preferred technical scheme of the utility model, the medical bandage is uniformly provided with air holes.

[0025] Compared with the prior art, the utility model has the beneficial effects that:

[0026] In the utility model, the flexible compression block with the guide hole is used for compression hemostasis, the flexible compression block is pre-installed before hemodialysis, and the flexible compression block is directly bound after the dialysis is completed, the cylindrical medical liquid absorbing cotton is used for puncture point protection and absorption of a little bleeding after the tube is pulled out, the safety is higher, after the flexible compression block is loosened, only one end of the covering cloth is lifted to observe whether the puncture point has active bleeding through the guide hole, the position of the flexible compression block does not need to be moved, and the utility is more convenient.

[0027] Other additional advantages and beneficial effects of the utility model will be partly given in the following description, will become obvious from the following description, or will be understood through the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0028] The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the specification, are used to explain the utility model together with embodiments of the utility model, and do not constitute a limitation to the utility model. In the drawings:

[0029] Figure 1 It is a structural schematic view of the utility model;

[0030] Figure 2 It is an axonometric structural schematic view of the flexible compression block in the utility model;

[0031] Figure 3 It is an enlarged structural schematic view of A in the utility model; Figure 1

[0032] Figure 4 It is an enlarged structural schematic view of B in the utility model. Figure 1

[0033] In the drawing: 1, flexible compression block; 101, guide hole; 102, connecting ring; 103, first Velcro hook surface; 2, medical bandage; 201, air hole; 202, first Velcro hook surface; 203, second Velcro hook surface; 3, covering cloth; 301, auxiliary sheet; 302, second Velcro hook surface; 4, cylindrical medical liquid absorbing cotton; 5, annular medical liquid absorbing cotton; 6, annular flexible compression strip; 7, annular dressing paste. DETAILED DESCRIPTION

[0034] ​​With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0035] Please refer to Figures 1-4 The present application provides the following technical scheme: a blood dialysis pressurized tourniquet, comprising a flexible compression block 1 and a medical bandage 2 detachably connected to the flexible compression block 1, the flexible compression block 1 has a guide hole 101 for a dialysis catheter to pass through, further comprising: a cover cloth 3 and a cylindrical medical liquid-absorbing cotton 4.

[0036] Further, as shown in Figure 1 , Figure 2 and Figure 4 , in the present embodiment, the cover cloth 3 is detachably mounted at the top end of the flexible compression block 1, a No. 1 magic tape face 103 is sewn at the top end of the flexible compression block 1, a No. 2 magic tape hook surface 302 is sewn at the bottom surface of the cover cloth 3 and cooperates with the No. 1 magic tape face 103, and the cylindrical medical liquid-absorbing cotton 4 is sewn at the bottom surface of the cover cloth 3 and passes through the guide hole 101. After using the above scheme, in use, after confirming the position of the puncture point, the flexible compression block 1 is first pre-installed at the puncture point of the patient by using the medical bandage 2, the position of the puncture point is positioned through the guide hole 101, then the cover cloth 3 is opened to fully expose the guide hole 101, and after the dialysis catheter passes through the guide hole 101, it is implanted into the body from the puncture point for drainage; after dialysis is completed, the dialysis catheter is pulled out, then the cover cloth 3 is immediately covered, the No. 1 magic tape face 103 is adhered to the No. 2 magic tape hook surface 302, the stability of the cover cloth 3 after being closed is ensured, and the medical bandage 2 is used to tighten the flexible compression block 1, and the pressure tourniquet is achieved through the flexible compression block 1. At this time, the cylindrical medical liquid-absorbing cotton 4 passes through the guide hole 101, the puncture point is protected and a little bleeding after the tube is pulled out is absorbed through the cylindrical medical liquid-absorbing cotton 4, the safety is higher, and after the flexible compression block 1 is loosened later, only one end of the cover cloth 3 needs to be lifted to observe whether the puncture point has active bleeding through the guide hole 101, without the need to completely disassemble or move the position of the flexible compression block 1, the use is more convenient.

[0037] It is worth noting that when the flexible compression block 1 is pre-installed, the medical bandage 2 needs to be in a relaxed state, that is, it cannot be too tight, so as not to affect normal dialysis. After the tube is pulled out, the medical bandage 2 is tightened again.

[0038] Preferably, as shown in Figure 1 and Figure 2As shown, in the embodiment, the flexible compression block 1 is made of medical gauze wrapping medical absorbent cotton, which is convenient to manufacture, low in cost and easy to obtain materials, only needs to wrap the medical absorbent cotton with medical gauze of appropriate size and sew the opening, and for the guide hole 101, the guide hole 101 can be cut on the medical gauze and the medical absorbent cotton, and the medical gauze at the guide hole 101 is sewn.

[0039] Preferably, the flexible compression block 1 is made of medical gauze wrapping medical absorbent cotton. Figure 1 As shown, in the embodiment, the auxiliary sheet 301 is sewn to one end of the cover cloth 3, and after the above scheme is adopted, the cover cloth 3 is easily opened by the auxiliary sheet 301, the auxiliary sheet 301 is pinched and lifted to open the auxiliary sheet 301, and the guide hole 101 is exposed.

[0040] Preferably, the auxiliary sheet 301 is made of medical gauze. Figure 1 As shown, in the embodiment, the axial length of the cylindrical medical absorbent cotton 4 is equal to the thickness of the flexible compression block 1, and after the above scheme is adopted, the cylindrical medical absorbent cotton 4 can reliably contact the puncture point of the patient, and a little bleeding after the tube is pulled out by the cylindrical medical absorbent cotton 4 is facilitated.

[0041] Preferably, the cylindrical medical absorbent cotton 4 is made of medical absorbent cotton. Figure 1 and Figure 2 As shown, in the embodiment, the auxiliary sheet 301 is sewn to one end of the cover cloth 3, and after the above scheme is adopted, the cover cloth 3 is easily opened by the auxiliary sheet 301, the auxiliary sheet 301 is pinched and lifted to open the auxiliary sheet 301, and the guide hole 101 is exposed.

[0042] It should be noted that the annular dressing 7 in the utility model is a common medical dressing, which can adopt one of interactive dressing, silver dressing, calcium alginate dressing, foam dressing, hydrocolloid dressing or hydrogel dressing, for example, calcium alginate dressing, which is a mixture of seaweed acid and calcium ions, and forms a smooth gel after contacting with wound exudate and bleeding, protects the wound surface, and effectively promotes wound healing.

[0043] Preferably, the annular flexible compression strip 6 is made of silica gel. Figure 1 and Figure 2 As shown, in the embodiment, the annular flexible compression strip 6 is a silica gel member, which has better flexibility, and can effectively avoid pressure sores at the puncture point while improving the compression hemostasis effect.

[0044] Optionally, the annular flexible compression strip 6 is made of medical gauze. Figure 1 and Figure 3As shown, in the embodiment, further comprising: a connecting ring 102, a first hook surface 202 of a magic tape and a second hook surface 203 of a magic tape, the two ends of the flexible compression block 1 are sewn with the connecting ring 102, the two ends of the medical bandage 2 are respectively threaded through the corresponding connecting ring 102, the two ends of the medical bandage 2 are sewn with the first hook surface 202 of the magic tape, and the second hook surface 203 of the magic tape is sewn on the outer wall of the medical bandage 2. After the above scheme, in use, the two ends of the medical bandage 2 are respectively threaded through the corresponding connecting ring 102, then the protruding end of the medical bandage 2 is reversely bent from the outside of the connecting ring 102, and the first hook surface 202 of the magic tape and the second hook surface 203 of the magic tape are adhered, so that the installation and fixation of the medical bandage 2 can be realized, the operation is convenient, and the patient can realize the installation and disassembly of the medical bandage 2 with one hand.

[0045] Preferably, the first hook surface 202 of the magic tape and the second hook surface 203 of the magic tape are respectively arranged on the two ends of the medical bandage 2. Figure 1 As shown, in the embodiment, the medical bandage 2 is uniformly distributed with air holes 201, which facilitates air permeation and sweat, avoids breeding bacteria, and improves the safety and comfort of use.

[0046] The components not described in detail herein are prior art.

[0047] The working principle and use process of the utility model: the utility model's pressurized tourniquet, in use, the two ends of the medical bandage 2 are respectively threaded through the corresponding connecting ring 102, then the protruding end of the medical bandage 2 is reversely bent from the outside of the connecting ring 102, and the first hook surface 202 of the magic tape and the second hook surface 203 of the magic tape are adhered, so that the installation and fixation of the medical bandage 2 can be realized,

[0048] After confirming the puncture point position, the flexible compression block 1 is pre-installed on the puncture of the patient by using the medical bandage 2, the position of the puncture point is positioned through the guide hole 101, then the cover cloth 3 is opened, the guide hole 101 is fully exposed, and the hemodialysis catheter is implanted into the body from the puncture point for drainage after passing through the guide hole 101;

[0049] After dialysis, the hemodialysis catheter is pulled out, then the cover cloth 3 is immediately covered, the first hook surface 103 of the magic tape and the second hook surface 302 of the magic tape are adhered, the stability after the cover cloth 3 is closed is guaranteed, and the medical bandage 2 is used to tighten the flexible compression block 1, the pressure hemostasis is realized through the flexible compression block 1, the cylindrical medical liquid absorbing cotton 4 penetrates the guide hole 101 at this time, the puncture point is protected and a little bleeding after pulling out the tube is absorbed through the cylindrical medical liquid absorbing cotton 4, and the safety is higher;

[0050] In addition, the pressurized tourniquet further comprises an annular medical liquid absorbing cotton 5, an annular flexible compression strip 6 and an annular dressing tape 7, the annular medical liquid absorbing cotton 5 can further absorb bleeding, is convenient to clean, the annular flexible compression strip 6 further applies pressure, improves the extrusion hemostasis effect, and the annular dressing tape 7 has the effects of preventing infection and promoting wound healing.

[0051] After the flexible compression block 1 is loosened in the later stage, only one end of the covering cloth 3 needs to be lifted to observe whether the puncture point has active bleeding through the guide hole 101, without the need to completely disassemble and without the need to move the position of the flexible compression block 1, and the use is more convenient.

[0052] Finally, it should be noted that the above only describes the preferred embodiments of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacements to some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A pressurized tourniquet for hemodialysis, comprising a flexible compression block (1) and a medical bandage (2) detachably connected to said flexible compression block (1), having a guide hole (101) for a hemodialysis catheter to pass through on said flexible compression block (1), characterized in that, Also comprising: a cover cloth (3) detachably mounted on the top end of the flexible compression block (1), a first Velcro rough surface (103) sewn on the top end of the flexible compression block (1), and a second Velcro rough surface (302) sewn on the bottom surface of the cover cloth (3) to match the first Velcro rough surface (103); a cylindrical medical liquid-absorbing cotton (4) sewn on the bottom surface of the cover cloth (3) and penetrating the guide hole (101).

2. The compression tourniquet for hemodialysis according to claim 1, characterized in that: The flexible compression block (1) is made of medical gauze wrapped around medical absorbent cotton.

3. The compression tourniquet for hemodialysis according to claim 1, characterized in that: Also comprising: an auxiliary sheet (301) sewn on one end of the cover cloth (3).

4. The compression tourniquet for hemodialysis according to claim 1, characterized in that: The axial length of the cylindrical medical liquid-absorbing cotton (4) is equal to the thickness of the flexible compression block (1).

5. The compression tourniquet for hemodialysis according to claim 1, characterized in that: Also comprising: a ring-shaped medical liquid-absorbing cotton (5) sewn on the bottom surface of the flexible compression block (1) and surrounding the guide hole (101); a ring-shaped flexible compression strip (6) adhesively fixed on the bottom surface of the flexible compression block (1) and surrounding the ring-shaped medical liquid-absorbing cotton (5); a ring-shaped dressing patch (7) adhesively fixed on the bottom surface of the ring-shaped flexible compression strip (6).

6. A hemodialysis compression tourniquet according to claim 5, wherein: The ring-shaped flexible compression strip (6) is a silicone component.

7. The compression tourniquet according to claim 1, wherein: Also comprising: a connecting ring (102) sewn on both ends of the flexible compression block (1), and both ends of the medical bandage (2) penetrating the corresponding connecting rings (102); a first Velcro rough surface (202) sewn on both ends of the medical bandage (2); a second Velcro rough surface (203) sewn on the outer wall of the medical bandage (2).

8. The compression tourniquet according to claim 1, wherein: The medical bandage (2) is uniformly distributed with air holes (201).

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