CN212575369U - Prevent blood coagulation device and blood transfusion drip chamber subassembly - Google Patents
Prevent blood coagulation device and blood transfusion drip chamber subassembly Download PDFInfo
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- CN212575369U CN212575369U CN202020254729.2U CN202020254729U CN212575369U CN 212575369 U CN212575369 U CN 212575369U CN 202020254729 U CN202020254729 U CN 202020254729U CN 212575369 U CN212575369 U CN 212575369U
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- blood
- drip chamber
- transfusion
- coagulation
- dropping funnel
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Abstract
The utility model relates to the technical field of medical equipment, in particular to an anti-coagulation device which is arranged in a blood transfusion drip chamber and used for preventing blood coagulation, comprising a blood filtering part, wherein the blood filtering part is a cup-shaped body formed by a filter screen and is fixedly arranged in the blood transfusion drip chamber; the opening of the blood filtering part faces to the liquid inlet end of the transfusion dripping funnel, and a gap is reserved between the peripheral wall of the blood filtering part and the inner wall of the transfusion dripping funnel; the blood transfusion dripping funnel is characterized by also comprising an anti-coagulation mechanism which is driven by blood to operate and stirs the blood in the blood transfusion dripping funnel. The utility model discloses install in the blood transfusion drip chamber of venous transfusion ware when using, prevent that the blood coagulation device operates under the drive of blood for blood in the blood transfusion drip chamber is difficult for the blood coagulation at long-time blood transfusion in-process, simple structure, the practicality is strong.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to a prevent blood coagulation device.
Background
Venous transfusion is used for supplementing blood volume, increasing blood pressure and increasing hemoglobin clinically, and is commonly used for treating blood system diseases, operations and treating major blood loss.
The venous transfusion device is used for clinically transfusing blood for patients, and generally comprises a puncture outfit, a transfusion dropping funnel, a venous transfusion hose and a venous transfusion needle. In the process of blood transfusion, the blood transfusion flow rate is slow, and blood is easy to coagulate blood after being kept still for too long time in the blood transfusion drip chamber, thus seriously influencing the blood transfusion for patients. In order to prevent blood coagulation, medical staff can shake the blood transfusion dripping bucket continuously with hands to enable blood to be in a motion state and not to be coagulated easily, the burden of the medical staff is increased in the process, and the work efficiency is low.
In order to solve the problem that blood in the blood transfusion dripping bucket is easy to coagulate when medical staff carries out venous transfusion for a long time for a patient, the blood in the blood transfusion dripping bucket is prevented from being continuously shaken by hands of the medical staff so that the blood is difficult to coagulate, and therefore the blood coagulation prevention device is urgently needed to be designed and placed in the blood transfusion dripping bucket to meet the use requirements of the medical staff and the patient.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes prior art medical staff provides a simple structure's prevent blood coagulation device because of the longer shortcoming that leads to blood coagulation easily of blood in the blood transfusion drip chamber of blood transfusion time at the blood transfusion in-process.
A blood coagulation prevention device is arranged in a blood transfusion drip chamber and used for preventing blood coagulation, and comprises a blood filtering part, wherein the blood filtering part is a cup-shaped body formed by a filter screen and is fixedly arranged in the blood transfusion drip chamber; the opening of the blood filtering part faces to the liquid inlet end of the transfusion dripping funnel, and a gap is reserved between the peripheral wall of the blood filtering part and the inner wall of the transfusion dripping funnel;
the blood transfusion dripping funnel is characterized by also comprising an anti-coagulation mechanism which is driven by blood to operate and stirs the blood in the blood transfusion dripping funnel.
Furthermore, the opening of the blood filtering part extends outwards along the radial direction to form a boss, an annular protrusion is circumferentially arranged on the inner wall of the blood transfusion dripping bucket, and the boss is placed on the annular protrusion and fixedly connected with the annular protrusion.
Furthermore, prevent that blood coagulation constructs including bracing piece and impeller, the bracing piece level sets up in the blood filter house, the one end of bracing piece sets firmly on the inner wall of blood filter house, is equipped with the impeller that can rotate in order to stir the liquid level of blood around bracing piece axis direction on the other end, the impeller is in the direction that blood drips.
Furthermore, the anti-coagulation mechanism comprises a connecting chain, a balance frame, a connecting line and a mixing ball, wherein one end of the connecting chain is fixedly arranged in the blood transfusion dripping funnel, and the other end of the connecting chain is movably connected with the balance frame and suspends the balance frame in the blood transfusion dripping funnel; the balance frame consists of three cross rods which are positioned on the same plane, the three cross rods are arranged in a herringbone mode, and included angles among the cross rods are equal;
the connecting chain and the balance frame are connected with each other at the intersection of the cross bars; the number of the mixing balls is three, the mixing balls are respectively connected with one end of the cross rod, which is not intersected, through one connecting line, the connecting chain, the balancing rod, the connecting lines and the mixing balls are matched with each other to keep balance, and the length of the connecting lines enables the mixing balls to be completely immersed under the liquid level in the blood transfusion drip chamber.
The technical effect of this scheme lies in, prevents that the blood coagulation device sets up in the blood transfusion drip chamber, and blood gets into the blood transfusion drip chamber, drips on preventing the blood coagulation mechanism, prevents that the blood coagulation mechanism is operated by blood drive, stirs the blood in the blood transfusion drip chamber during the operation, makes the clot be in the motion state, reaches the effect of preventing blood coagulation.
The utility model also provides an anti-coagulation blood transfusion dripping bucket assembly, which comprises a blood transfusion dripping bucket, wherein the blood transfusion dripping bucket comprises a dripping bucket cover and a dripping bucket body, the dripping bucket body is in a hollow column shape, one end of the dripping bucket body is open, and a connecting pipe communicated with the dripping bucket body extends outwards from the end surface of the other end of the dripping bucket body;
the drip chamber cover is a hollow shell, a puncture outfit is arranged on the end face of the drip chamber cover, a drip tube communicated with the puncture outfit extends out of the inner side of the end face, the drip chamber cover can cover the opening of the drip chamber body, and the blood transfusion drip chamber assembly is internally provided with the anti-coagulation device.
Further, the puncture outfit and the dropping funnel cover are integrally formed.
The beneficial effects of this scheme lie in, prevent the blood coagulation device, set up in the blood transfusion drip chamber for prevent that blood from clotting, including blood filter part and prevent the blood coagulation mechanism, blood filter part and prevent that the blood coagulation mechanism all is located the blood transfusion drip chamber. The blood enters the blood transfusion dripping funnel and drips on the anti-coagulation mechanism, the anti-coagulation mechanism is driven by the blood to operate, and the blood in the blood transfusion dripping funnel is stirred during operation, so that a blood clot is in a moving state, and the anti-coagulation effect is achieved. Meanwhile, blood passes through the filter screen, and tiny blood clots in the blood can be filtered out by the filter screen, so that adverse reactions caused by the blood clots entering a human body are avoided, and the blood clot filtering device is simple to operate and high in practicability.
Drawings
Fig. 1 is a cross-sectional view of an anti-coagulation blood transfusion drip chamber assembly provided in a first embodiment of the present invention;
fig. 2 is a cross-sectional view of an anti-coagulation blood transfusion drip chamber assembly provided in the second embodiment of the present invention;
fig. 3 is a sectional view taken along the line a-a in fig. 2.
The reference numerals in the figures include: the puncture outfit comprises a puncture outfit 1, a puncture outfit sheath 2, a dropping funnel body 3, a connecting pipe 4, a dropping funnel cover 5, a blood filtering part 6, an annular bulge 61, a supporting rod 7, an impeller 71, a mounting rod 8, a connecting chain 81, a balancing stand 82, a connecting wire 83 and a mixing ball 84.
Detailed Description
The invention will be described in detail with reference to the following drawings and specific embodiments:
example 1:
the anti-coagulation device in the embodiment is placed in the blood transfusion drip chamber to form an anti-coagulation blood transfusion drip chamber component, as shown in fig. 1, the anti-coagulation device comprises a blood filtering part 6 and an anti-coagulation mechanism; the blood transfusion dropping funnel comprises a dropping funnel body 3 and a dropping funnel cover 5, wherein the dropping funnel body 3 is a hollow cylinder, one end of the hollow cylinder is open, the other end of the hollow cylinder extends outwards from the center to form a connecting pipe 4 communicated with the interior of the dropping funnel body 3, and the hollow cylinder is conveniently matched with a common transfusion hose to form a blood transfusion passage. The drip chamber cover 5 is a hollow shell, the puncture outfit 1 is arranged on the end surface of the drip chamber cover 5, a drip tube communicated with the puncture outfit extends out of the inner side of the end surface, and the drip chamber cover 5 can cover the opening of the drip chamber body 3. The puncture outfit 1 and the dropping funnel cover 5 are integrally formed, so that the production is convenient. The puncture outfit 1 is externally sleeved with a puncture outfit sheath 2 to isolate bacteria in the air and prevent the puncture outfit 1 from being polluted. The inner diameter of the drip chamber cover 5 is equal to the outer diameter of the drip chamber body 3, the inner wall of one end of the drip chamber cover 5 connected with the dropper is covered on the outer wall of the drip chamber body 3, and the inner wall of the drip chamber cover 5 is bonded or welded with the outer wall of the drip chamber body 3.
The blood filtering part 6 is arranged in the dropping funnel body 3 and is coaxially arranged; the blood filtering part 6 is a cup-shaped body formed by a filter screen, a boss extends outwards along the radial direction from the opening of the blood filtering part 6, and an annular bulge 61 is formed on the inner peripheral wall of the dropping funnel body 3 along the inner peripheral wall and used for installing the blood filtering part 6. The boss is placed on the annular protrusion 61 and is bonded with the annular protrusion 61 to realize fixed connection. A gap is reserved between the peripheral wall of the blood filtering part 6 and the inner wall of the dropping funnel body 3, so that when blood is gathered to block meshes on the bottom surface of a part in the filtering process, the blood can also pass through the meshes on the peripheral wall of the blood filtering part 6, and the smoothness of blood infusion is ensured.
The blood coagulation preventing mechanism is positioned in the blood filtering part 6 and comprises a support rod 7 and an impeller 71. The support rod 7 is horizontally placed in the blood filtering part 6, one end of the support rod 7 is bonded with the inner wall of the blood filtering part 6, the other end of the support rod 7 is sleeved with the impeller 71, the impeller 71 can freely rotate around the axial direction of the support rod 7, the impeller 71 is located in the direction of blood dripping, when blood drips on the impeller 71, the blood drips to drive the impeller 71 to rotate around the axial direction of the support rod 7, the rotation of the impeller 71 stirs the blood liquid level, so that the blood is in a motion state and is not easy to coagulate.
The working process of the embodiment 1 is as follows: when the medical staff uses the blood coagulation preventing device of the present embodiment, the puncture device sheath 2 is removed, the puncture device 1 is inserted into the blood bag, blood flows out of the dropper through the puncture device 1, a blood drop drops on the surface of the impeller 71, and the blood drop drives the impeller 71 to rotate. Blood continuously drops from the dropper into the dropping funnel body 3, the blood liquid level of the dropping funnel body 3 gradually rises to the position below the impeller 71, the rotating impeller 71 stirs the blood liquid level, the blood liquid level continuously fluctuates, the fluctuating liquid level is not easy to be coagulated into blood clots, and the effect of preventing blood coagulation is achieved. In the process of blood infusion, blood flows through the blood filtering part 6, so that blood clots in the blood are filtered out, the blood clots are prevented from entering a human body to cause discomfort, and the blood clot filtering device is simple to operate and high in practicability.
Example 2:
the difference from embodiment 1 is that the anticoagulation blood transfusion drip chamber component in this embodiment adopts an anticoagulation mechanism comprising a connecting chain 81, a balance frame 82, a connecting line 83 and a mixing ball 84. As shown in fig. 2, a mounting rod 8 is transversely disposed in the blood filtering part 6, the mounting rod 8 is a rectangular parallelepiped, and both ends of the mounting rod 8 are bonded to the inner wall of the blood filtering part 6. One end of the connecting chain 81 is fixedly connected to one surface of the mounting rod 8 facing the connecting pipe 4, the other end of the connecting chain 81 is fixedly connected with the balance frame 82, and the connecting chain 81 and the dropping funnel body 3 are coaxially arranged. The upper end of the connecting chain 81 is provided with a circular ring which is sleeved on the mounting rod 8 and is fixedly bonded. As shown in fig. 3, the balancing stand 82 is composed of three cross bars with equal length, the three cross bars are located on the same plane and are arranged in a herringbone row, and the included angles between the cross bars are equal, that is, the included angle between two adjacent cross bars is 120 degrees; a hanging ring is arranged at the center of one side of the balancing frame 82 facing the opening of the dropping funnel body 3, a circular ring is also arranged at the lower end of the connecting chain 81 and is buckled with the hanging ring on the balancing frame 82, and thus, the balancing frame 82 is hung in the blood filtering part 6.
The hybrid ball 84 is fixedly connected with the ends of the cross rods of the balance frame 82 through the connecting lines 83, the distance from the connecting point of each cross rod and the connecting line 83 to the center hoisting position of the balance frame 82 is equal, the connection mode of the hybrid ball 84 and the connecting line 83 is the prior art, and the hybrid ball 84 can be implemented by those skilled in the art, and is not described herein again. In this embodiment, the mixing balls 84 of uniform specification are used, and the lengths of the connecting lines 83 are different, so that the mixing balls 84 connected below the connecting lines 83 are located at different heights in the blood filtering part 6, and the hoisted balancing stand 82, the connecting lines 83 and the mixing balls 84 are matched with each other, thereby keeping balance without external force. When blood gets into the dropping funnel body 3, the blood drips on the balancing stand 82 of relative stillness, original static balance has been broken, make each horizontal pole of balancing stand 82 rock from top to bottom, thereby the rocking of horizontal pole drives the effect that the mixing ball 84 of connecting through connecting wire 83 moves from top to bottom in the dropping funnel body 3 reaches stirring blood, this in-process still accompanies the rotation of whole balancing stand 82, and mixing ball 84 still is located the blood in the dropping funnel body 3 on different heights, the stirring scope of mixing ball 84 has further been enlarged, make the blood in the blood filter part 6 obtain intensive mixing, reach the effect of preventing blood coagulation. Meanwhile, in the process of blood infusion, blood still flows through the blood filtering part 6, so that blood clots in the blood are filtered out, discomfort caused by the fact that the blood clots enter a human body is prevented, and the blood transfusion bag is simple to operate and high in practicability.
The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form, and any simple modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments still belong to the scope of the technical solution of the present invention.
Claims (6)
1. A blood coagulation prevention device is arranged in a blood transfusion drip chamber and used for preventing blood coagulation, and is characterized by comprising a blood filtering part, wherein the blood filtering part is a cup-shaped body formed by a filter screen and is fixedly arranged in the blood transfusion drip chamber; the opening of the blood filtering part faces to the liquid inlet end of the transfusion dripping funnel, and a gap is reserved between the peripheral wall of the blood filtering part and the inner wall of the transfusion dripping funnel;
the blood transfusion dripping funnel is characterized by also comprising an anti-coagulation mechanism which is driven by blood to operate and stirs the blood in the blood transfusion dripping funnel.
2. The anticoagulation device according to claim 1, wherein the opening of the blood filtration part is extended radially outward to form a boss, an annular protrusion is circumferentially provided on the inner wall of the blood transfusion dripping bucket, and the boss is placed on and fixedly connected with the annular protrusion.
3. The device of claim 1, wherein the anti-clotting mechanism comprises a support rod and an impeller, the support rod is horizontally disposed in the blood filtering portion, one end of the support rod is fixedly disposed on the inner wall of the blood filtering portion, the other end of the support rod is provided with the impeller capable of rotating around the axial direction of the support rod to stir the liquid level of the blood, and the impeller is located in the direction of blood dripping.
4. The anti-coagulation device according to claim 1, wherein the anti-coagulation mechanism comprises a connecting chain, a balancing stand, a connecting wire and a mixing ball, one end of the connecting chain is fixedly arranged in the blood transfusion drip chamber, and the other end of the connecting chain is movably connected with the balancing stand and suspends the balancing stand in the blood transfusion drip chamber; the balance frame consists of three cross rods which are positioned on the same plane, the three cross rods are arranged in a herringbone mode, and included angles among the cross rods are equal;
the connecting chain and the balance frame are connected with each other at the intersection of the cross bars; the number of the mixing balls is three, the mixing balls are respectively connected with one end of the cross rod, which is not intersected, through one connecting line, the connecting chain, the balancing rod, the connecting lines and the mixing balls are matched with each other to keep balance, and the length of the connecting lines enables the mixing balls to be completely immersed under the liquid level in the blood transfusion drip chamber.
5. The transfusion dropping funnel component comprises a transfusion dropping funnel, wherein the transfusion dropping funnel comprises a dropping funnel cover and a dropping funnel body, the dropping funnel body is hollow and columnar, one end of the dropping funnel body is open, and a connecting pipe communicated with the dropping funnel body extends outwards from the end face of the other end of the dropping funnel body;
the drip chamber cover is a hollow shell, a puncture outfit is arranged on the end surface of the drip chamber cover, a drip tube communicated with the puncture outfit extends out of the inner side of the end surface, and the drip chamber cover can cover the opening of the drip chamber body;
characterized in that the blood transfusion drip chamber component is internally provided with the anti-coagulation device of any one of claims 1 to 4.
6. The anti-coagulation blood transfusion drip chamber assembly of claim 5, wherein the spike and the drip chamber cover are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020254729.2U CN212575369U (en) | 2020-03-05 | 2020-03-05 | Prevent blood coagulation device and blood transfusion drip chamber subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020254729.2U CN212575369U (en) | 2020-03-05 | 2020-03-05 | Prevent blood coagulation device and blood transfusion drip chamber subassembly |
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| Publication Number | Publication Date |
|---|---|
| CN212575369U true CN212575369U (en) | 2021-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020254729.2U Active CN212575369U (en) | 2020-03-05 | 2020-03-05 | Prevent blood coagulation device and blood transfusion drip chamber subassembly |
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| CN (1) | CN212575369U (en) |
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- 2020-03-05 CN CN202020254729.2U patent/CN212575369U/en active Active
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