Pushing apparatus for medical infusion pack

Abstract

The medical fluid pack pressurizing device comprises a first pressurizing plate that is seated on one side of the fluid pack and pressurizes it, a second pressurizing plate that is seated on the other side of the fluid pack and pressurizes it, a hinge connecting part that is mounted on the rear of the first pressurizing plate and the second pressurizing plate and is rotatably connected so that the first pressurizing plate and the second pressurizing plate can be folded together, an elastic force providing part that is arranged to wrap around the outer surface of the first pressurizing plate and the second pressurizing plate and provides elastic force in the direction in which the first pressurizing plate and the second pressurizing plate are folded together, and a locking unit that is mounted on the front of the first pressurizing plate and the second pressurizing plate and locks between the two pressurizing plates to prevent the fluid pack from being detached, thereby providing elastic force to the fluid pack so that the fluid stored in the fluid pack can be discharged smoothly.

Description

Technology Field

[0001] The present invention relates to a medical fluid pack pressurizing device that pressurizes a fluid pack of a drug infusion device for quantitatively injecting a drug solution into a patient, thereby ensuring the smooth supply of the drug solution stored in the fluid pack. Background Technology

[0002] Generally, a drug administration device consists of a fluid bag for storing the drug, a drug supply tube connected to the fluid bag for supplying the drug, a drug infusion volume control device installed on the drug supply tube for regulating the drug infusion volume, and a drug infusion unit connected to the end of the supply tube for administering the drug into the human body.

[0003] Intravenous fluid bags are plastic bags that store medication. Conventionally, the bags are typically hung at a high position to allow the stored medication to drain by gravity. However, this method presents a problem in that it is difficult to drain the medication smoothly, making it challenging to supply a consistent and precise amount.

[0004] In addition, there is a problem in that the entire medication stored in the IV bag cannot be drained, resulting in the bag being discarded with remaining liquid, which leads to wasted medication and causes environmental pollution. Prior art literature

[0005] Published Patent Application 10-2016-0053332 (May 13, 2016) The problem to be solved

[0006] Accordingly, the objective of the present invention is to provide a medical fluid pack pressurizing device that pressurizes the fluid pack to a constant pressure to ensure that the drug solution stored in the fluid pack is smoothly discharged, thereby preventing any drug solution from remaining in the fluid pack and enabling the precise injection of the drug solution. means of solving the problem

[0007] To achieve the above objective, the fluid pack pressurizing device of the present invention comprises a first pressurizing plate that is seated on one side of the fluid pack and pressurizes, a second pressurizing plate that is seated on the other side of the fluid pack and pressurizes, a hinge connecting part that is mounted on the rear of the first pressurizing plate and the second pressurizing plate and is rotatably connected so that the first pressurizing plate and the second pressurizing plate can be folded together, an elastic force providing part that is arranged to wrap around the outer surface of the first pressurizing plate and the second pressurizing plate and provides elastic force in the direction in which the first pressurizing plate and the second pressurizing plate are folded together, and a locking unit that is mounted on the front of the first pressurizing plate and the second pressurizing plate and locks between the two pressurizing plates to prevent the fluid pack from being detached.

[0008] A pair of first guide rails and second guide rails are formed on the outer surfaces of the first pressure plate and the second pressure plate to guide the elastic force providing part to slide, and a first locking groove and a first locking projection are formed on both sides of the first pressure plate, and a second locking projection inserted into the first locking groove and a second locking groove into which the first locking projection is inserted may be formed on both sides of the second pressure plate.

[0009] On the upper surface of the second pressure plate, a locking projection is formed so as to be engaged with the locking hole portion of the fluid pack to prevent the fluid pack from detaching, and on the first pressure plate, a through hole portion through which the locking projection is drawn out may be formed.

[0010] The above elastic force providing member may include a first guide member inserted into a first guide rail of a first pressure plate and sliding, a second guide member positioned facing the first guide member and inserted into a second guide rail of a second pressure plate and sliding, and an elastic band positioned to wrap around the outer surfaces of the first guide member and the second guide member to provide elastic force.

[0011] The first guide member has a first guide projection formed on its lower surface that is inserted into and moves along a first guide rail, and the second guide member has a second guide projection formed on its upper surface that is inserted into and moves along a second guide rail, and a band seating portion on which an elastic band is seated may be formed on the outer surfaces of the first guide member and the second guide member. Effects of the invention

[0012] As described above, the medical fluid pack pressurizing device of the present invention is mounted to wrap around the outer surface of the fluid pack and provides elastic force to the fluid pack, thereby enabling the fluid stored in the fluid pack to be discharged smoothly. Brief explanation of the drawing

[0013] FIG. 1 is a diagram showing the configuration of a drug infusion device in which a fluid pack pressurizing device according to one embodiment of the present invention is installed. FIG. 2 is an exploded perspective view of a fluid pack pressurizing device according to one embodiment of the present invention. FIG. 3 is a perspective view of a fluid pack pressurizing device according to one embodiment of the present invention. FIG. 4 is a perspective view of a fluid pack pressurizing device equipped with a fluid pack according to one embodiment of the present invention. Specific details for implementing the invention

[0014] Hereinafter, embodiments according to the present invention will be described in detail with reference to the attached drawings. In this process, the size or shape of components illustrated in the drawings may be exaggerated for clarity and convenience of explanation. Furthermore, terms specifically defined in consideration of the configuration and operation of the present invention may vary depending on the intent or convention of the user or operator. The definitions of such terms should be based on the content throughout this specification.

[0015] As shown in FIG. 1, a drug solution infusion device according to one embodiment of the present invention comprises a fluid pack (10) in which a drug solution is stored, a supply tube (102) connected to the fluid pack (10) to supply the drug solution stored in the fluid pack (10), a drug solution infusion amount control device (104) installed in the supply tube (102) to control the drug solution infusion amount, a drug solution infusion part (106) connected to the end of the supply tube (102) to inject the drug solution into a patient, and a fluid pack pressurizing device (20) mounted on the fluid pack (10) to apply pressure to the fluid pack (10) so that the drug solution is smoothly discharged.

[0016] As shown in FIGS. 2 to 4, the fluid pack pressurizing device (20) comprises a first pressurizing plate (12) that pressurizes one side of the fluid pack (10), a second pressurizing plate (14) that pressurizes the other side of the fluid pack (10), a hinge connecting part (16) formed at the rear of the first pressurizing plate (12) and the second pressurizing plate (14) to rotatably connect the two pressurizing plates so that the first pressurizing plate (12) and the second pressurizing plate (14) can be folded together, an elastic force providing part (18) arranged to wrap around the outer surface of the first pressurizing plate (12) and the second pressurizing plate (14) to provide elastic force in the direction in which the first pressurizing plate (12) and the second pressurizing plate (14) are folded together, and the first pressurizing plate (12) and the second pressurizing plate (14) are mounted at the front to lock the two pressurizing plates so that the fluid pack (10) does not detach. It includes a locking unit (36) that prevents locking.

[0017] A first pressure plate (12) has a pair of first guide rails (22) formed on its upper surface to allow the elastic force providing part (18) to slide in the longitudinal direction, and on both sides thereis, a first locking groove (24) is formed in a concave shape, and a first locking projection (26) is formed to protrude downward, and on the front surface thereis, a third locking projection (28) is formed to protrude downward.

[0018] A second pressure plate (14) has a pair of second guide rails (not shown) formed on its lower surface to allow the elastic force providing part (18) to slide in the longitudinal direction, and on both sides thereis, a second locking projection (30) that is inserted into the first locking groove (24) is formed to protrude upward, a second locking groove (32) into which the first locking projection (26) is inserted is formed, and on the front surface thereis, a third locking groove (34) into which the third locking projection (28) is inserted is formed.

[0019] On the upper surface of the second pressure plate (14), a locking projection (70) is formed so as to be caught in the locking hole of the fluid pack (10) to prevent the fluid pack (10) from coming off, and on the first pressure plate (12), a through hole (72) through which the locking projection (70) is drawn out is formed.

[0020] As shown in FIG. 4, the elastic force providing member (18) includes a first guide member (40) that is slidably disposed on the outer surface of the first pressure plate (12), a second guide member (42) that is slidably disposed on the outer surface of the second pressure plate (14) and is positioned facing the first guide member (40), and an elastic band (44) that is wrapped around the outer surfaces of the first guide member (40) and the second guide member (42) to generate elastic force.

[0021] These elastic force providing parts (18) can be mounted in multiple numbers at regular intervals along the length direction on the first pressure plate (12) and the second pressure plate (14), and in this embodiment, they are shown arranged in two numbers.

[0022] The elastic force providing part (18) is arranged to slide longitudinally on the first pressure plate (12) and the second pressure plate (14) so ​​as to slide appropriately according to the amount of fluid remaining in the fluid pack, thereby allowing all fluid to be discharged so that no fluid remains in the fluid pack.

[0023] The first guide member (40) is positioned on the upper surface of the first pressure plate (12) so as to be slidable in the front-rear direction of the first pressure plate (12), and a first bending portion (50) is formed by bending both ends downward to wrap around both sides of the first pressure plate (12), and a position alignment projection (52) is formed protruding from the lower surface of the first bending portion (50).

[0024] And on the lower surface of the first guide member (40), a first guide projection (62) is formed that is inserted into the first guide rail (22) and moves along the first guide rail (22), and on the outer surface thereof, a band seating portion (64) is formed that wraps around an elastic band (44).

[0025] The second guide member (42) is positioned on the lower surface of the second pressure plate (14) so ​​as to be slidable in the front-rear direction of the second pressure plate (14), and a second bending portion (56) is formed by bending both ends upward to wrap around both sides of the second pressure plate (14), and a position alignment groove portion (58) into which a position alignment projection portion (52) is inserted is formed in the second bending portion.

[0026] And on the upper surface of the second guide member (42), a second guide projection (not shown) is formed that is inserted into the second guide rail (not shown) and moves along the second guide rail, and on the outer surface, a band seating portion is formed that is arranged to wrap around an elastic band (44).

[0027] The elastic band (44) can be formed from various materials such as rubber or silicone, and is mounted to wrap around the first guide member (40) and the second guide member (42) to provide elasticity.

[0028] The locking unit (36) places a fluid pack between the first pressure plate (12) and the second pressure plate (14) and locks the front of the first pressure plate (12) and the second pressure plate (14) to prevent the fluid pack (10) from coming off. It is composed of a locking ring part (80) formed in a "C" shape to wrap around the front outer surface of the first pressure plate (12) and the second pressure plate (14), and a locking ring part (82) rotatably mounted on one open side of the locking ring part (80) to lock the one open side of the locking ring part (80).

[0029] One end of the locking ring portion (80) and one end of the locking hook portion (82) are hinge-connected so that the locking hook portion can be rotatably mounted, a jaw portion (88) is formed on the other end of the locking ring portion (80), and a hook portion (86) that engages with the jaw portion (88) is formed on the other end of the locking hook portion (82) so that they are mutually locked.

[0030] Although the present invention has been illustrated and described above with reference to specific preferred embodiments, the present invention is not limited to the embodiments described above, and various changes and modifications may be made by those skilled in the art without departing from the spirit of the invention. Explanation of the symbols

[0031] 10: IV fluid pack 12: First pressure plate 14: Second pressure plate 16: Hinge connection 18: Elastic force providing part 36: Locking unit 40: First guide member 42: Second guide member 44: Elastic band

Claims

Claim 1 A first pressure plate that is seated on one side of the fluid pack and applies pressure; a second pressure plate that is seated on the other side of the fluid pack and applies pressure; a hinge connecting part mounted at the rear of the first pressure plate and the second pressure plate and rotatably connecting the first pressure plate and the second pressure plate so that they can be folded together; and an elastic force providing part disposed to wrap around the outer surface of the first pressure plate and the second pressure plate and providing elastic force in the direction in which the first pressure plate and the second pressure plate are folded together. A medical fluid pack pressurizing device comprising: a locking unit mounted in front of the first pressure plate and the second pressure plate to lock between the two pressure plates to prevent the fluid pack from coming loose; wherein a pair of first guide rails and second guide rails are formed on the outer surfaces of the first pressure plate and the second pressure plate, respectively, to guide the elastic force providing part to slide; a first locking groove and a first locking projection are formed on both sides of the first pressure plate; and a second locking projection inserted into the first locking groove and a second locking groove into which the first locking projection is inserted are formed on both sides of the second pressure plate. Claim 2 delete Claim 3 A medical fluid pack pressurizing device according to claim 1, wherein a locking projection is formed protrudingly on the upper surface of the second pressure plate to engage the locking hole portion of the fluid pack so as not to detach the fluid pack, and a through hole portion is formed in the first pressure plate to extend the locking projection. Claim 4 A medical fluid pack pressurizing device according to claim 1, wherein the elastic force providing part comprises a first guide member inserted into a first guide rail of a first pressure plate and slidingly moving, a second guide member disposed facing the first guide member and inserted into a second guide rail of a second pressure plate and slidingly moving, and an elastic band disposed to wrap around the outer surface of the first guide member and the second guide member and providing elastic force. Claim 5 A medical fluid pack pressurizing device according to claim 4, wherein the first guide member has a first guide projection formed on its lower surface that is inserted into and moves along a first guide rail, the second guide member has a second guide projection formed on its upper surface that is inserted into and moves along a second guide rail, and the outer surfaces of the first guide member and the second guide member each have a band seating portion formed thereon for seating an elastic band. Claim 6 delete

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