Adjustable blood separator

Abstract

The adjustable blood separator comprises a storage cylinder and a separation cylinder, one end of the separation cylinder is detachably sleeved with the storage cylinder, the storage cylinder comprises a cylinder body, a bottom plate, an elastic bag and a separation plate, the bottom plate is arranged at one end of the cylinder body, internal threads are formed in the inner side of the other end of the cylinder body, and external threads meshed with the internal threads are arranged on the outer side of the separation plate. The separating plate is arranged on the inner side of the cylinder body in a threaded connection mode, one side of the elastic bag is connected with the bottom plate, the other end of the elastic bag is connected with the separating plate, and a communicating pipe is arranged on the separating plate and used for communicating the elastic bag and the separating cylinder. According to the technical scheme, blood in the separation cylinder is layered, the storage cylinder is arranged at one end of the separation cylinder in a sleeved mode and connected into the separation cylinder through the communicating pipe, the cylinder body is rotated to drive the bottom plate to rotate and move, and therefore the volume of the elastic bag is changed and enlarged, the amount of sucked blood can be controlled, and the blood needing to be separated is thoroughly separated; and the taken-out blood cannot be mixed.

Description

Technical Field

[0001] The utility model relates to the field of blood separator equipment, in particular to an adjustable blood separator. Background Art

[0002] A blood separator is a medical device that separates different components in the blood by physical or chemical methods. It is widely used in clinical medicine. For example, in the treatment of immune diseases such as psoriasis, a plasma separator can be used for plasma exchange therapy to remove harmful components in the plasma. In transfusion therapy, specific blood components can be separated for transfusion according to the patient's needs, such as platelets, red blood cells, etc. During testing, different components in the blood can be tested to assist in determining the cause of the disease. However, when extracting blood, existing blood separators cannot control the amount of blood extracted, resulting in mixed blood in the separation tube. Utility Model Content

[0003] The main purpose of the utility model is to provide an adjustable blood separator, aiming to solve the problem that the existing blood separator cannot control the amount of extracted blood when extracting blood, resulting in mixed blood in the separation tube.

[0004] To achieve the above-mentioned purpose, the utility model provides an adjustable blood separator, comprising a storage cylinder and a separation cylinder, wherein the storage cylinder is detachably mounted on one end of the separation cylinder, the storage cylinder comprises a cylinder body, a bottom plate, an elastic bag and a separation plate, one end of the cylinder body is provided with a bottom plate, the inner side of the other end of the cylinder body is provided with an internal thread, the outer side of the separation plate is provided with an external thread engaged with the internal thread, the separation plate is arranged on the inner side of the cylinder body and is threadedly connected, one side of the elastic bag is connected to the bottom plate, the other end of the elastic bag is connected to the separation plate, a connecting pipe is provided on the separation plate, and the connecting pipe is used to connect the elastic bag and the separation cylinder.

[0005] Preferably, both ends of the separation cylinder are provided with elastic connectors connected to the connecting pipe.

[0006] Preferably, a positioning column is provided on one side of the separation plate connected to the separation cylinder, and a positioning hole cooperating with the positioning column is provided on the separation cylinder.

[0007] Preferably, an elastic member is provided on the bottom plate, and the elastic member is used for the needle to pass through and connect to the inside of the elastic bag.

[0008] Preferably, the storage cylinder and the separation cylinder are both made of transparent material.

[0009] Preferably, a blocking plate is provided at one end of the connecting tube facing the separation cylinder, and a plurality of connecting holes are provided on the blocking plate to connect with the connecting tube.

[0010] Preferably, ventilation holes are provided on the bottom plate.

[0011] Preferably, the outer side of the cylinder is provided with textures.

[0012] Preferably, separation cylinders are provided at both ends of the storage cylinder.

[0013] In the technical solution of the utility model, blood is injected into the separation cylinder, a separation device is placed in the separation cylinder to separate the blood in the separation cylinder into layers, a storage cylinder is sleeved on one end of the separation cylinder, the separation cylinder is connected to the cylinder through a connecting tube, and the cylinder body is rotated to drive the bottom plate to rotate and move, so that the volume of the elastic bag changes and expands, thereby controlling the amount of blood sucked, thereby completely separating the blood to be separated without causing the extracted blood to be mixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0015] Figure 1 It is a schematic diagram of the structure of the adjustable blood separator of the utility model.

[0016] Figure 2 This is a schematic diagram of the separation plate structure of the adjustable blood separator of the utility model.

[0017] Description of Figure Numbers:

[0018] 100, storage cylinder; 110, cylinder body; 120, bottom plate; 121, elastic member; 122, air vent; 130, elastic bag; 140, separation plate; 141, connecting pipe; 142, positioning column; 143, blocking plate; 144, connecting hole; 200, separation cylinder; 210, elastic connecting member; 220, positioning hole.

[0019] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present invention are only used to explain the relative position relationship, movement status, etc. between the various components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0022] In addition, in the present invention, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0023] In the present invention, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] In addition, the technical solutions between the various embodiments of the present invention can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0025] Please refer to Figure 1 and Figure 2The utility model proposes an adjustable blood separator, including a storage cylinder 100 and a separation cylinder 200, wherein the storage cylinder 100 is detachably sleeved on one end of the separation cylinder 200, the storage cylinder 100 includes a cylinder body 110, a bottom plate 120, an elastic bag 130 and a separation plate 140, one end of the cylinder body 110 is provided with the bottom plate 120, the other end of the cylinder body 110 is provided with an internal thread on the inner side, the outer side of the separation plate 140 is provided with an external thread engaged with the internal thread, the separation plate 140 is arranged on the inner side of the cylinder body 110 and is threadedly connected, one side of the elastic bag 130 is connected to the bottom plate 120, the other end of the elastic bag 130 is connected to the separation plate 140, a connecting pipe 141 is provided on the separation plate 140, and the connecting pipe 141 is used to connect the elastic bag 130 and the separation cylinder 200.

[0026] In the technical solution of the present invention, blood is injected into the separation cylinder 200, and a separation device is placed to stratify the blood in the separation cylinder 200. The storage cylinder 100 is sleeved on one end of the separation cylinder 200 and connected to the separation cylinder 200 through the connecting tube 141. The rotating cylinder body 110 drives the bottom plate 120 to rotate and move, so that the volume of the elastic bag 130 changes and expands, so that the amount of blood sucked can be controlled, so that the blood to be separated can be completely separated without causing the blood to be mixed.

[0027] In another embodiment of the present invention, both ends of the separation cylinder 200 are provided with elastic connectors 210 connected to the connecting pipe 141 .

[0028] Specifically, blood is input or output through the elastic connecting member 210 .

[0029] More specifically, the elastic connecting member 210 is a rubber block or a rubber pad.

[0030] In another embodiment of the present invention, a positioning column 142 is disposed on one side of the separation plate 140 connected to the separation cylinder 200 , and a positioning hole 220 cooperating with the positioning column 142 is disposed on the separation cylinder 200 .

[0031] Specifically, the positioning posts 142 cooperate with the positioning holes 220 to prevent the separation plates 140 from synchronously rotating.

[0032] In another embodiment of the present invention, an elastic member 121 is disposed on the bottom plate 120 , and the elastic member 121 is used for the needle to pass through and connect to the inside of the elastic bag 130 .

[0033] Specifically, a needle or other device may pass through the elastic member 121 to take out the blood in the cylinder 110 .

[0034] More specifically, the elastic member 121 is a rubber block or a rubber pad.

[0035] In another embodiment of the present invention, the storage cylinder 100 and the separation cylinder 200 are both made of transparent material.

[0036] Specifically, the specific location of the blood can be seen through the transparent material. More specifically, the transparent material is made of one or two materials such as glass or plastic.

[0037] In another embodiment of the present invention, a blocking plate 143 is disposed at one end of the connecting pipe 141 facing the separation cylinder 200 , and a plurality of connecting holes 144 are disposed on the blocking plate 143 and connected to the connecting pipe 141 .

[0038] Specifically, the blocking plate 143 is used to prevent the blood from flowing rapidly through the connecting tube 141 to destroy the stratification, and the connecting hole 144 is provided to disperse the flow speed.

[0039] In another embodiment of the present invention, a ventilation hole 122 is disposed on the bottom plate 120 .

[0040] Specifically, the air pressure inside and outside the cylinder 110 is balanced to prevent the air pressure from affecting blood flow.

[0041] In another embodiment of the present invention, the outer side of the cylinder 110 is provided with textures.

[0042] Specifically, the outer side of the cylinder 110 is provided with textures to increase the friction force, and the separation cylinder 200 can be better controlled and rotated through the friction force.

[0043] In another embodiment of the present invention, separation cylinders 200 are disposed at both ends of the storage cylinder 100 .

[0044] Specifically, the separation cylinders 200 at both ends can be used to

[0045] The above are only preferred embodiments of the present invention, and do not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. An adjustable blood separator, characterized in that: It includes a storage cylinder and a separation cylinder, the storage cylinder is detachably mounted on one end of the separation cylinder, the storage cylinder includes a cylinder body, a bottom plate, an elastic bag and a separation plate, one end of the cylinder body is provided with a bottom plate, the inner side of the other end of the cylinder body is provided with an internal thread, the outer side of the separation plate is provided with an external thread engaged with the internal thread, the separation plate is arranged on the inner side of the cylinder body and is threadedly connected, one side of the elastic bag is connected to the bottom plate, the other end of the elastic bag is connected to the separation plate, a connecting pipe is provided on the separation plate, and the connecting pipe is used to connect the elastic bag and the separation cylinder.

2. The adjustable blood separator according to claim 1, characterized in that: Both ends of the separation cylinder are provided with elastic connecting pieces connected with the connecting pipe.

3. The adjustable blood separator according to claim 1, characterized in that: A positioning column is arranged on one side of the separation plate connected to the separation cylinder, and a positioning hole cooperating with the positioning column is arranged on the separation cylinder.

4. The adjustable blood separator according to claim 1, characterized in that: The bottom plate is provided with an elastic piece, and the elastic piece is used for the needle to pass through and connect to the inside of the elastic bag.

5. The adjustable blood separator according to claim 1, characterized in that: The storage cylinder and the separation cylinder are both made of transparent material.

6. The adjustable blood separator according to claim 1, characterized in that: A blocking plate is disposed at one end of the connecting pipe facing the separation cylinder, and a plurality of connecting holes are disposed on the blocking plate and connected to the connecting pipe.

7. The adjustable blood separator according to claim 1, characterized in that: The bottom plate is provided with ventilation holes.

8. The adjustable blood separator according to claim 1, characterized in that: The outer side of the cylinder is provided with textures.

9. The adjustable blood separator according to any one of claims 1 to 8, characterized in that: Separation cylinders are arranged at both ends of the storage cylinder.

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