CN213158293U - Heart surgical nursing is with little filter of tying of artery - Google Patents

Abstract

The utility model relates to the technical field of filters, in particular to an arterial microembolus filter for cardiac surgery nursing, which comprises a filter device body, a flow limiting device and a collecting seat arranged at the bottom of the flow limiting device, wherein the filter device body comprises a screwed pipe, a flow pipe and a filter element arranged at the bottom of the flow pipe, the flow limiting device comprises an outer pipe and an inner pipe arranged at the top of the outer pipe, the filter device is provided with the filter pipe, the filter pipe is internally provided with a filter screen which plays a primary filtering role on blood, through the arrangement of the filter element, the filter element rotates to generate centrifugal force, the blood in the filter element is quickly separated from the filter element under the action of the centrifugal force, and the filter element filters the blood again, thereby achieving the purpose of quick filtering, through the arrangement of the inner pipe, the inner pipe moves upwards to drive a sealing ring to be separated from the bottom of the, the bigger the gap is, the bigger the bleeding amount of blood becomes, thereby achieving the purpose of regulating the bleeding amount of blood.

Description

Heart surgical nursing is with little filter of tying of artery

Technical Field

The utility model relates to the technical field of filters, specifically a cardiac surgery nursing is with little filter of tying of artery.

Background

The filter for removing the micro thrombus generated by extracorporeal circulation and cardiac operation can prevent the embolism of patient's micro blood vessel caused by thrombus, air embolism and other micro thrombus and improve the blood perfusion of human body's micro blood vessel effectively.

At present, when an arterial microembolus filter for cardiac surgical nursing is used, a filter element is fixed, blood is easy to adhere to the inside of the filter element due to high viscosity of the blood, so that static filtration is very slow, and the microembolus filter cannot control the bleeding amount of a bleeding vessel when in use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cardiac surgery nursing is with little filter of tying of artery to solve the cardiac surgery nursing that proposes in the above-mentioned background art and use little filter of tying of artery when using, the filter core is fixed, because the viscosity ratio of blood is higher, so blood easily adheres inside the filter core, therefore static filtration is very slow, and little filter of tying is the problem of the volume of bleeding of uncontrollable play blood vessel when using moreover.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a cardiac surgery nursing is with little bolt filter of artery, includes filter equipment body, current limiting device and sets up the collection seat in the current limiting device bottom, the filter equipment body includes screwed pipe, runner pipe and sets up the filter core in the runner pipe bottom, the filter core bottom is equipped with the motor, current limiting device includes the outer tube and sets up the inner tube at the outer tube top, threaded hole is seted up at the inner tube top, the threaded hole bottom is equipped with first cavity, the inner tube with be equipped with the second cavity between the outer tube, the outer tube bottom is close to be equipped with a plurality of filtration pores around the inner tube outside, the inside collecting vat that is equipped with of collection seat, the collecting vat front side is equipped with out the blood vessel, go out the blood vessel with the position that the collection seat is.

Preferably, a filter pipe is arranged between the threaded pipe and the circulating pipe, and a filter screen is arranged in the filter pipe.

Preferably, the position of the circulation pipe close to the top of the filter element is provided with two limiting rings, the circulation pipe is rotatably connected with the filter element, and the bottom end of the circulation pipe is close to the bottom of the filter element.

Preferably, the motor top is equipped with the transmission shaft, the transmission shaft top is equipped with the supporting disk, the supporting disk with the filter core passes through bolted connection fixedly.

Preferably, the inner pipe is connected with the outer pipe in a sliding mode, and the threaded hole is in threaded connection with the threaded pipe.

Preferably, a sealing ring is arranged around the bottom of the inner pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up the filter tube, the inside filter screen that is equipped with of filter tube, the filter screen plays the prefiltration effect to blood, and through setting up the filter core, the filter core rotates and produces centrifugal force, and the inside blood of filter core receives centrifugal force effect and breaks away from the filter core fast to the filter core filters blood once more, thereby reaches rapid filtration's purpose.

2. The utility model discloses a set up the inner tube, drive the sealing washer through inner tube rebound and break away from the outer tube bottom to make blood flow out by first cavity through the gap between sealing washer and the outer tube bottom, the gap is big more, the hemorrhage volume grow of blood, thereby reach the purpose of adjusting blood hemorrhage volume.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a filter device according to the present invention;

fig. 3 is a second schematic structural view of the filtering device of the present invention;

fig. 4 is a schematic structural view of the current limiting device of the present invention.

In the figure: 1. a filter device body; 11. a threaded pipe; 12. a filter tube; 121. filtering with a screen; 13. a flow-through tube; 131. a limiting ring; 14. a filter element; 15. a motor; 151. a drive shaft; 152. a support disc; 2. a current limiting device; 21. an outer tube; 211. a second cavity; 212. a seal ring; 213. a filtration pore; 22. an inner tube; 221. a threaded hole; 222. a first cavity; 3. a collecting seat; 31. collecting tank; 32. discharging blood vessels; 321. and (4) controlling the valve.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be understood that the terms "center", "center line", "longitudinal", "lateral", "length", "width", "thickness", "depth", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be taken as limiting the invention, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Example 1

An arterial microembolus filter for cardiac surgical nursing, in order to solve the problems that when the arterial microembolus filter for cardiac surgical nursing is used, a filter core is fixed, blood is easy to adhere to the inside of the filter core due to high viscosity of the blood, so that static filtration is very slow, and the microembolus filter cannot control the bleeding amount of a bleeding vessel when in use, as a preferred embodiment, as shown in fig. 1, 2, 3 and 4, the arterial microembolus filter comprises a filter device body 1, a flow limiting device 2 and a collecting seat 3 arranged at the bottom of the flow limiting device 2, the filter device body 1 comprises a threaded pipe 11, a flow pipe 13 and a filter core 14 arranged at the bottom of the flow pipe 13, a motor 15 is arranged at the bottom of the filter core 14, the flow limiting device 2 comprises an outer pipe 21 and an inner pipe 22 arranged at the top of the outer pipe 21, a threaded hole 221 is formed at the top of the inner pipe 22, a first, a second cavity 211 is arranged between the inner tube 22 and the outer tube 21, a plurality of filtering holes 213 are arranged at the bottom of the outer tube 21 near the outer side of the inner tube 22, a collecting tank 31 is arranged inside the collecting seat 3, a blood outlet tube 32 is arranged at the front side of the collecting tank 31, and a control valve 321 is arranged at the position where the blood outlet tube 32 is connected with the collecting seat 3.

In this example, be equipped with filter tube 12 between screwed pipe 11 and circulation pipe 13, in using, pour into blood into screwed pipe 11, blood receives the action of gravity and gets into in circulation pipe 13 through filter tube 12, and filter tube 12 is inside to be equipped with filter screen 121, and filter screen 121 plays the primary filtration effect to the blood that passes through filter tube 12.

Furthermore, the position that the circulation pipe 13 is close to the top of the filter element 14 is provided with two spacing rings 131, the two spacing rings 131 contact with the side wall of the top of the filter element 14 to generate a supporting force, the supporting force counteracts the gravity of the circulation pipe 13, so that the purpose of limiting the circulation pipe 13 is achieved, the bottom end of the circulation pipe 13 is close to the bottom of the filter element 14, the height of blood flowing into the filter element 14 is reduced, the impact force generated by the gravity is reduced, and the cell in the blood is prevented from being damaged by the impact force.

Specifically, motor 15 top is equipped with transmission shaft 151, transmission shaft 151 top is equipped with supporting disk 152, the area of supporting disk 152 is greater than transmission shaft 151, and it is fixed that supporting disk 152 passes through bolted connection with filter core 14, thereby increase the area of contact of transmission shaft 151 and filter core 14 bottom, reach the purpose that improves the stability of transmission shaft 151 output, runner pipe 13 rotates with filter core 14 and is connected, motor 15 moves, transmission shaft 151 drives filter core 14 through supporting disk 152 and rotates, filter core 14 rotates and produces centrifugal force, the inside blood of filter core 14 receives centrifugal force effect and breaks away from filter core 14 fast, thereby improve the filterable efficiency of blood.

The motor 15 that this embodiment relates to can adopt the model to be the axial motor of OMMOMPOMSOMT, and its supporting power and control switch also can be provided by the producer, in addition, the utility model discloses in relate to circuit and electronic components and module and be prior art, the technical staff in the field can realize completely, need not beyond a limit for a short time, the utility model discloses the content of protection does not relate to the improvement to inner structure and method yet.

In addition, the inner tube 22 is slidably connected with the outer tube 21, the threaded hole 221 is threadedly connected with the threaded tube 11, when in use, a user holds the periphery of the top of the inner tube 22 with a hand, rotates the inner tube 22 clockwise, the inner tube 22 slides upwards along the inner wall of the outer tube 21 under the action of a screwing force, the sealing ring 212 is arranged on the periphery of the bottom of the inner tube 22, the sealing ring 212 is separated from the bottom of the outer tube 21 while the inner tube 22 moves upwards, then filtered blood flows out from the first cavity 222 through a gap between the sealing ring 212 and the bottom of the outer tube 21 and enters the second cavity 211 through the filtering hole 213, the gap is enlarged by continuously rotating the inner tube 22, the bleeding amount of the blood is increased, and the inner tube 22 is rotated anticlockwise when the bleeding amount needs to be.

The utility model discloses when using, at first the user uses the hand clockwise rotation control valve 321 to make a blood vessel 32 be in the open mode, then pour into blood into screwed pipe 11 in, blood receives gravity to act on inflow filter tube 12, blood flows into flow tube 13 after filtering through filter screen 121 in the filter tube 12, flow tube 13 pours blood into filter core 14 into, motor 15 moves this moment, transmission shaft 151 drives filter core 14 through supporting disk 152 and rotates, filter core 14 rotates and produces centrifugal force, the inside blood of filter core 14 receives centrifugal force effect and breaks away from filter core 14 fast, filter core 14 filters blood once more, the blood that breaks away from filter core 14 gets into first cavity 222, first cavity 222 is saved blood.

When the amount of bleeding blood is adjusted, a user holds the periphery of the top of the inner tube 22 with hands, rotates the inner tube 22 clockwise, the inner tube 22 slides upwards along the inner wall of the outer tube 21 under the action of a screwing force, the sealing ring 212 is arranged at the periphery of the bottom of the inner tube 22, the sealing ring 212 is separated from the bottom of the outer tube 21 while the inner tube 22 moves upwards, then filtered blood flows out from the first cavity 222 through a gap between the sealing ring 212 and the bottom of the outer tube 21 and enters the second cavity 211 through the filtering hole 213, the gap of the inner tube 22 is continuously rotated to be increased, the amount of bleeding blood is increased, the inner tube 22 is rotated anticlockwise when the amount of bleeding needs to be reduced, finally, the filtering is completed, and the user rotates the control valve 321 anticlockwise to enable the bleeding tube.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a cardiac surgery nursing is with little thrombus filter of artery, includes filter equipment body (1), current limiting device (2) and sets up collection seat (3) in current limiting device (2) bottom, its characterized in that: the filtering device body (1) comprises a threaded pipe (11), a circulating pipe (13) and a filter element (14) arranged at the bottom of the circulating pipe (13), the bottom of the filter element (14) is provided with a motor (15), the flow limiting device (2) comprises an outer tube (21) and an inner tube (22) arranged at the top of the outer tube (21), the top of the inner pipe (22) is provided with a threaded hole (221), the bottom of the threaded hole (221) is provided with a first cavity (222), a second cavity (211) is arranged between the inner tube (22) and the outer tube (21), a plurality of filtering holes (213) are arranged at the bottom of the outer pipe (21) near the outer side of the inner pipe (22), a collecting groove (31) is arranged in the collecting seat (3), a blood outlet pipe (32) is arranged on the front side of the collecting groove (31), a control valve (321) is arranged at the position where the blood outlet pipe (32) is connected with the collecting seat (3).

2. The arterial microembolus filter for cardiac surgical care according to claim 1, wherein: a filtering pipe (12) is arranged between the threaded pipe (11) and the circulating pipe (13), and a filter screen (121) is arranged in the filtering pipe (12).

3. The arterial microembolus filter for cardiac surgical care according to claim 2, wherein: the position of the circulation pipe (13) close to the top of the filter element (14) is provided with two limiting rings (131), the circulation pipe (13) is rotatably connected with the filter element (14), and the bottom end of the circulation pipe (13) is close to the bottom of the filter element (14).

4. The arterial microembolus filter for cardiac surgical care according to claim 1, wherein: the top of the motor (15) is provided with a transmission shaft (151), the top of the transmission shaft (151) is provided with a support plate (152), and the support plate (152) is fixedly connected with the filter element (14) through bolts.

5. The arterial microembolus filter for cardiac surgical care according to claim 1, wherein: the inner pipe (22) is connected with the outer pipe (21) in a sliding mode, and the threaded hole (221) is connected with the threaded pipe (11) in a threaded mode.

6. The arterial microembolus filter for cardiac surgical care according to claim 5, wherein: and a sealing ring (212) is arranged around the bottom of the inner pipe (22).

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