Anti-backflow adjusting piece convenient to operate and used for infusion apparatus

Abstract

The utility model relates to the technical field of infusion apparatuses, in particular to an anti-backflow adjusting piece for an infusion apparatus, which is convenient to operate and comprises an infusion bottle body and an anti-backflow adjusting component, a bottle stopper puncture device is mounted at the bottom of the infusion bottle body, and a vein infusion tube is connected to the bottom of the bottle stopper puncture device. An anti-backflow adjusting assembly is installed on the outer side of the vein infusion tube and comprises a pre-fixing sleeve, a connecting plate, an adjusting sleeve, anti-skid ring pieces and magnetic adsorption pieces, the pre-fixing sleeve is arranged on the outer wall of the upper end of the vein infusion tube in a sleeving mode, and the anti-skid ring pieces are installed on the inner wall of the pre-fixing sleeve in an arrayed mode; a connecting plate is arranged outside the pre-fixing sleeve, and an adjusting sleeve is mounted at the other end of the connecting plate; the anti-backflow structure solves the problems that in the prior art, an existing anti-backflow structure for an infusion apparatus is complex in structure, most of the anti-backflow structures are used for connection of the connector end of an infusion tube, the anti-backflow structure cannot adapt to common vein infusion apparatuses, and the application range is poor.

Description

Technical Field

[0001] The utility model relates to the technical field of infusion sets, in particular to an anti-backflow regulating component for an infusion set which is easy to operate. Background Art

[0002] An infusion set is a relatively common medical consumable. After sterilization treatment, a channel between the vein and the medicine is established for intravenous infusion. When the infusion set is performing infusion, the bottle stopper piercer needs to pierce the infusion bottle to form an infusion channel. The infusion set is generally composed of eight parts connected together, including an intravenous needle or injection needle, a needle cap, an infusion hose, a medicine filter, a flow rate regulator, a drip pot, a bottle stopper piercer, and an air filter.

[0003] The existing anti-backflow structure for infusion sets is relatively complex in structure, and most of them are used for connection with the interface end of the infusion tube, which cannot be adapted to ordinary intravenous infusion sets and has a poor adaptability.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and an easy-to-operate anti-backflow adjustment member for an infusion set is proposed, in order to achieve a more practical purpose. Utility Model Content

[0005] The purpose of the utility model is to provide an anti-backflow adjustment member for an infusion set which is easy to operate, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an anti-backflow adjustment part for an infusion set that is easy to operate, comprising an infusion bottle body and an anti-backflow adjustment component, a bottle stopper piercer is installed at the bottom of the infusion bottle body, and the bottom of the bottle stopper piercer is connected to an intravenous infusion tube, an anti-backflow adjustment component is installed on the outside of the intravenous infusion tube, the anti-backflow adjustment component comprises a pre-fixing sleeve, a connecting plate, an adjusting sleeve, an anti-slip ring sheet and a magnetic adsorption sheet, the upper end outer wall of the intravenous infusion tube is provided with a pre-fixing sleeve, the inner wall of the pre-fixing sleeve is arranged and installed with anti-slip ring sheets, a connecting plate is provided on the outside of the pre-fixing sleeve, and an adjusting sleeve is installed on the other end of the connecting plate, and magnetic adsorption sheets are provided on both sides of the middle end of the adjusting sleeve.

[0007] Furthermore, an air filter is connected to an external side of the bottle stopper piercer.

[0008] Furthermore, the pre-fixing sleeve is fixedly connected to the intravenous infusion tube via the anti-slip ring sheet, and the caliber sizes of the pre-fixing sleeve and the intravenous infusion tube match each other.

[0009] Furthermore, the anti-slip ring sheets are arranged in an up-and-down manner along the inner side of the pre-fixing sleeve.

[0010] Furthermore, the pre-fixing sleeve, the connecting plate and the adjusting sleeve adopt an integrated plastic structure.

[0011] Furthermore, the two sides of the adjustment sleeve are magnetically connected through the magnetic adsorption sheet.

[0012] Furthermore, the magnetic adsorption sheet can be replaced by a detachable fixed structure.

[0013] The utility model provides an anti-backflow adjustment member for an infusion set which is easy to operate and has the following beneficial effects:

[0014] 1. The utility model has a simple structure of the entire adjusting member, which is suitable for a wide range of tubes and is usually used in the upper part of an intravenous infusion tube, and is used at one end close to the main body of an infusion bottle. The anti-backflow adjusting component is used to bend and stretch the intravenous infusion tube into an inverted S-shaped structure. The common anti-backflow structure is used on the intravenous infusion tube, which can achieve a better anti-backflow effect in the field of infusion.

[0015] 2. In the utility model, the entire anti-backflow adjustment component is installed in a sleeve-type manner, and the pre-fixed sleeve at one end can be fixed to the outer wall of the intravenous infusion tube, and a multi-layer anti-slip ring sheet is used to achieve a better anti-slip fixing effect;

[0016] The other end is wrapped with a large-diameter adjustment sleeve to wrap the bent intravenous infusion tube, and the magnetic adsorption sheet on the inside is used to separate and limit the intravenous infusion tube in the bent area, so that the entire anti-reflux adjustment component is easy to install, simple to operate, and has a wide range of applications. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The disclosure of the present invention will become easier to understand with reference to the accompanying drawings. It is easy for those skilled in the art to understand that these drawings are only used to illustrate the technical solution of the present invention and are not intended to limit the scope of protection of the present invention. In the drawings:

[0018] Figure 1 It is a three-dimensional structural schematic diagram of an anti-backflow adjustment member for an infusion set that is easy to operate according to the utility model;

[0019] Figure 2 This is a schematic structural diagram of the anti-backflow adjustment component of the utility model, which is easy to operate for an infusion set;

[0020] Figure 3 The utility model is a schematic structural diagram of a backflow prevention adjustment component of an infusion set that is easy to operate when the backflow prevention adjustment component is separated.

[0021] In the figure: 1. Infusion bottle body; 2. Bottle stopper puncture device; 3. Air filter; 4. Intravenous infusion tube; 5. Anti-backflow adjustment component; 501. Pre-fixing sleeve; 502. Connecting plate; 503. Adjustment sleeve; 504. Anti-slip ring; 505. Magnetic adsorption sheet. DETAILED DESCRIPTION

[0022] 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 in 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.

[0023] See also Figure 1-3The utility model provides a technical solution: an anti-backflow regulating member for an infusion set that is easy to operate, comprising an infusion bottle body 1 and an anti-backflow regulating assembly 5, a bottle plug piercer 2 is installed at the bottom of the infusion bottle body 1, and a venous infusion tube 4 is connected to the bottom of the bottle plug piercer 2, and an anti-backflow regulating assembly 5 is installed on the outer side of the venous infusion tube 4, and the anti-backflow regulating assembly 5 comprises a pre-fixing sleeve 501, a connecting plate 502, an adjusting sleeve 503, an anti-slip ring sheet 504 and a magnetic adsorption sheet 505, and the upper end outer wall of the venous infusion tube 4 is provided with a pre-fixing sleeve 501 The inner wall of the pre-fixed sleeve 501 is arranged with anti-skid ring pieces 504, the outside of the pre-fixed sleeve 501 is provided with a connecting plate 502, and the other end of the connecting plate 502 is provided with an adjusting sleeve 503, and the middle ends of the adjusting sleeve 503 are provided with magnetic adsorption pieces 505; the outer side of the bottle plug piercer 2 is connected to an air filter 3; the pre-fixed sleeve 501 is fixedly connected with the intravenous infusion tube 4 through the anti-skid ring piece 504, and the diameters of the pre-fixed sleeve 501 and the intravenous infusion tube 4 match each other; the anti-skid ring piece 504 is arranged along the inner side of the pre-fixed sleeve 501 The pre-fixed sleeve 501, the connecting plate 502 and the adjusting sleeve 503 are arranged in an up-and-down manner; the pre-fixed sleeve 501, the connecting plate 502 and the adjusting sleeve 503 are made of an integrated plastic structure; the two sides of the adjusting sleeve 503 are connected by magnetic attraction pieces 505; the magnetic attraction pieces 505 can be replaced by a detachable fixing structure; the entire adjusting piece has a simple structure and is suitable for a wide range of tubes, and is usually used for the upper position of the intravenous infusion tube 4, and is used for one end close to the infusion bottle body 1. The anti-backflow adjusting component 5 is used to bend the intravenous infusion tube 4 into an inverted S-shaped structure, and the common anti-backflow structure is used on the intravenous infusion tube 4, which can be In the field of infusion, it has a good anti-backflow effect; the entire anti-backflow adjustment component 5 is installed in a sleeve manner, and the pre-fixed sleeve 501 at one end can be fixed to the outer wall of the intravenous infusion tube 4, and through the multi-layer anti-slip ring sheet 504, it can achieve a good anti-slip fixing effect; the other end is wrapped with a large-caliber adjustment sleeve 503, and the intravenous infusion tube 4 in the bent area is separated and limited by the magnetic adsorption sheet 505 on the inside, so that the entire anti-backflow adjustment component is easy to install, simple to operate, and has a wide range of applications;

[0024] In addition, the magnetic adsorption sheet 505 used for fixing can also be replaced by a snap-on structure, or a Velcro structure or other fixing structure.

[0025] Working principle: For this type of infusion device, the easy-to-operate anti-backflow adjustment component is first installed by putting the pre-fixed sleeve 501 of the anti-backflow adjustment component 5 on the outer wall of the intravenous infusion tube 4, placing it at one end close to the infusion bottle body 1, selecting a suitable position, and then bending the intravenous infusion tube 4 at the lower end, and inserting the bent end from the bottom into the inner side of the adjustment sleeve 503, and making the bent end protrude from the top, so that the intravenous infusion tube 4 in this area is in an inverted S-shaped structure, and then the middle parts of the adjustment sleeves 503 are brought close to each other, and the inner magnetic adsorption sheet 505 is used to separate and limit the intravenous infusion tube 4 in the bent area. The entire anti-backflow adjustment component has a wide range of adaptability and can be used for infusion operations of various intravenous infusion tubes 4.

[0026] The above description is only a specific implementation method of the utility model, but the protection scope of the utility model is not limited to this. Any changes or substitutions that can be thought of by any technician familiar with the field within the technical scope disclosed by the utility model without creative work should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope defined in the claims.

Claims

1. An anti-backflow adjustment member for an infusion set that is easy to operate, comprising an infusion bottle body (1) and an anti-backflow adjustment assembly (5), characterized in that: A bottle stopper piercer (2) is installed at the bottom of the infusion bottle body (1), and the bottom of the bottle stopper piercer (2) is connected to an intravenous infusion tube (4). An anti-backflow adjustment component (5) is installed on the outer side of the intravenous infusion tube (4). The anti-backflow adjustment component (5) comprises a pre-fixing sleeve (501), a connecting plate (502), an adjustment sleeve (503), an anti-slip ring sheet (504) and a magnetic adsorption sheet (505). The upper outer wall of the intravenous infusion tube (4) is provided with a pre-fixing sleeve (501), and the inner wall of the pre-fixing sleeve (501) is provided with anti-slip ring sheets (504) arranged in an array. A connecting plate (502) is provided outside the pre-fixing sleeve (501), and the other end of the connecting plate (502) is provided with an adjustment sleeve (503), and magnetic adsorption sheets (505) are provided on both sides of the middle end of the adjustment sleeve (503).

2. The anti-backflow adjusting member for an infusion set according to claim 1, characterized in that: An air filter (3) is connected to the outer side of the bottle stopper piercer (2).

3. The anti-backflow adjusting member for an infusion set that is easy to operate according to claim 1, characterized in that: The pre-fixing sleeve (501) is fixedly connected to the intravenous infusion tube (4) via the anti-slip ring sheet (504), and the diameters of the pre-fixing sleeve (501) and the intravenous infusion tube (4) are matched to each other.

4. The anti-backflow adjusting member for an infusion set that is easy to operate according to claim 1, characterized in that: The anti-slip ring pieces (504) are distributed in an up-and-down arrangement along the inner side of the pre-fixing sleeve (501).

5. The anti-backflow adjusting member for an infusion set that is easy to operate according to claim 1, characterized in that: The pre-fixing sleeve (501), the connecting plate (502) and the adjusting sleeve (503) are of an integrated plastic structure.

6. The anti-backflow adjusting member for an infusion set that is easy to operate according to claim 1, characterized in that: The two sides of the adjustment sleeve (503) are magnetically connected via the magnetic adsorption sheet (505).

7. The anti-backflow adjusting member for an infusion set that is easy to operate according to claim 1, characterized in that: The magnetic adsorption sheet (505) can be replaced by a detachable fixed structure.

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