CN209967060U - Medical infusion bag for medicine packaging - Google Patents

Abstract

The utility model discloses a medical infusion bag for medicine package, including the infusion bag body, the infusion bag body includes top surface and bottom surface, the top surface with the underrun heat-seal makes the edge laminate each other, and the middle part forms sealed chamber of aerifing, aerify the intracavity and separate for a plurality of liquid chamber through the film, the top surface and the bottom surface of infusion bag body all adopt multilayer composite construction preparation to form. The utility model discloses a multilayer composite structure has improved the security performance of infusion bag product and the stability of quality, also improves the transparency of product simultaneously, extension product shelf life.

Description

Medical infusion bag for medicine packaging

Technical Field

The utility model relates to an instant transfusion product containing a partition, in particular to a medical transfusion bag for medicine packaging.

Background

Traditional infusion bag needs aseptic toilet when using, and the cost and the expense of using are higher, and the link of dispensing is many moreover, need operating personnel to be careful, influence the quality of medicine easily simultaneously, and the action of puncturing many times has destroyed the sealed of product, and slight error causes the pollution of microorganism for the product very easily to make the patient bring serious consequences such as infusion reaction, blood infection, septicemia.

In recent years, the packaging technology is rapidly developed, and medical infusion bags are more from traditional glass bottles and plastic bottles to the current plastic soft bag packaging materials, wherein the infusion bag prepared by a multi-layer composite structure is more the first choice of the packaging materials of modern medical infusion products.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a convenient to use, novel structure are unique to can effectively guarantee product quality's medical infusion bag, concrete technical scheme is: the utility model provides a medical infusion bag for medicine packaging, includes the infusion bag body, the infusion bag body includes top surface and bottom surface, the top surface with the bottom surface makes the edge laminate each other through the heat-seal, and the middle part forms sealed chamber of aerifing, aerify the intracavity and separate for a plurality of liquid chamber through the film, the top surface and the bottom surface of infusion bag body all adopt multilayer composite structure to prepare and form, multilayer composite structure includes:

-an intermediate performance layer having a first bonding surface and a second bonding surface opposite the first bonding surface;

-a barrier layer bonded to the intermediate performance layer first bonding surface;

the temperature-resistant base material layer is attached to the second bonding surface of the intermediate performance layer.

The thickness of the intermediate performance layer is 0.02-0.05mm, the thickness of the barrier layer is 0.01-0.02mm, and the thickness of the temperature-resistant base material layer is 0.10-0.15 mm.

Furthermore, all the layers of the multilayer composite structure are bonded one by one through an adhesive.

Further, including the printing ink layer, the printing ink layer sets up in the barrier layer top.

Further, a liquid outlet is formed in the liquid cavity, a sealing piece is arranged on the liquid outlet, one end of a traction rope is fixedly connected to the sealing piece, and the other end of the traction rope extends out of the liquid cavity and the air inflation cavity.

Preferably, the sealing sheet is a two-layer film.

Preferably, the barrier layer is a BOPA film.

Preferably, the temperature-resistant base material layer is a PP film.

Preferably, the intermediate performance layer is an EVOH film.

The BOPA film has excellent obdurability, good tensile strength, tearing strength, impact strength and breaking strength, pinhole resistance, difficult puncture by contents, good barrier property, good aroma retention property and good oil resistance. Good sanitation, no toxicity, no odor, and suitability for packaging with high sanitation requirement. Good optical property, high transparency, good luster and good decoration.

The PP film has good sanitation, no toxicity, no smell and no odor. Good temperature resistance, can be used for a long time at the temperature of 100-120 ℃, and can resist high-temperature sterilization at the temperature of 135 ℃. High tensile strength, high rigidity and hardness, strong mechanical property, good transparency, high surface gloss, good water resistance, low water absorption and good high-frequency insulation.

The EVOH film has the best gas barrier property, oil resistance and good resistance to edible oil, non-polar grease and organic solvent. Has high mechanical strength, elasticity, surface hardness, wear resistance, high luster, low haze, high transparency, excellent ultraviolet light resistance and excellent weather resistance. EVOH is often used as an intermediate performance layer in processing.

Compared with the prior art, the utility model, have following advantage and beneficial effect:

(1) the utility model provides a novel multi-chamber infusion bag structure with reasonable layout, which can realize the mixed use of a plurality of conveying liquids;

(2) the utility model discloses a multilayer composite structure has improved the security performance of infusion bag product and the stability of quality, also improves the transparency of product simultaneously, extension product shelf life.

Drawings

Fig. 1 is a schematic structural view of the double-cavity infusion bag of the utility model;

fig. 2 is a schematic structural view of a multilayer composite structure on the surface of the infusion bag body of the utility model;

fig. 3 is a schematic structural view of the three-cavity infusion bag of the present invention.

The infusion bag comprises a bag body, 11-a bag body top surface, 12-a bag body bottom surface, 2-an inflation cavity, 3-a film, 4-a liquid cavity, 41-a liquid cavity I, 42-a liquid cavity II, 5-a liquid outlet, 6-a sealing sheet, 61-a sealing sheet I, 62-a sealing sheet II, 7-a traction rope, 71-a traction rope I, 72-a traction rope II, 111-an intermediate performance layer, 112-a blocking layer, 113-a temperature-resistant base material layer and 114-an ink layer.

Detailed Description

The present invention will be described in further detail with reference to examples.

Example 1

As shown in fig. 1 and 2, a medical infusion bag for medicine packaging comprises an infusion bag body 1, wherein the infusion bag body 1 comprises an infusion bag body top surface 11 and an infusion bag body bottom surface 12, the edges of the infusion bag body top surface 11 and the edges of the infusion bag body bottom surface 12 are attached to each other through heat sealing, a sealed inflation cavity 2 is formed in the middle of the infusion bag body top surface, a first liquid cavity 41 and a second liquid cavity 42 are arranged in the inflation cavity 2, the first liquid cavity 41 and the second liquid cavity 42 are separated through a film 3, and the first liquid cavity 41 and the second liquid cavity 42 are respectively filled with two different and mixable liquid medicines. When the liquid medicine mixing device is used, liquid medicine in any liquid cavity is extruded to break through the film and flow to the non-extruded liquid cavity by extruding the liquid cavity, and the two liquid medicines are fully and uniformly mixed.

Be provided with liquid outlet 51 on the first 41 of liquid chamber, be provided with two 52 of liquid outlet on the two 42 of liquid chamber, be provided with sealing strip 61 on the one 51 of liquid mouth, be provided with sealing strip two 62 on the two 52 of liquid mouth, this sealing strip 61 and sealing strip two 62 are all constituteed by two-layer film, and through setting up the sealing strip at the liquid outlet, the contact of separation liquid medicine and air prevents that the liquid medicine from being polluted, adopts the film simultaneously, is convenient for discharge the air in the infusion bag at the infusion in-process, ensures going on of infusion. The first sealing sheet 61 and the second sealing sheet 62 are fixedly connected with a first traction rope 71 and a second traction rope 72 respectively, one end of the first traction rope 71 is tightly attached to the first sealing sheet 61, the other end of the first traction rope extends out of the first liquid cavity 41 to the outside of the inflation cavity 2, one end of the second traction rope 72 is tightly attached to the second sealing sheet 62, the other end of the second traction rope extends out of the second liquid cavity 42 to the outside of the inflation cavity 2, and an infusion needle is connected to enable liquid medicine in the liquid bag to reach a needle pricked part of a patient through the traction ropes.

The top surface 11 and the bottom surface 12 of the infusion bag body 1 are both formed by multilayer composite structures and comprise a temperature-resistant base material layer 113, an intermediate performance layer 111, a barrier layer 112 and an ink layer 114 from bottom to top, wherein the thickness of the intermediate performance layer is 0.02-0.05mm, the thickness of the barrier layer is 0.01-0.02mm, and the thickness of the temperature-resistant base material layer is 0.10-0.15 mm.

The utility model discloses the material of middle performance layer 111 that mentions in is the EVOH membrane, and EVOH is showing that characteristics have fabulous separation nature and fabulous processing nature to gas, and transparency, glossiness, mechanical strength, elasticity, wearability, cold resistance and surface strength are all very excellent in addition, are consequently commonly used for making barrier layer in the middle of the complex film. The material of the barrier layer 112 is a BOPA film, compared with other films, the BOPA film has higher strength, excellent mechanical property, wear resistance and corrosion resistance compared with PE and BOPP films, has self-lubricating property, high temperature resistance, good oxygen barrier property, puncture resistance and tearing resistance, is particularly suitable for outer packaging materials of infusion bags, and is non-toxic and harmless. The material of the temperature-resistant base material layer 113 is a PP film, and PP is a semi-crystalline material, is harder than PE, has a higher melting point, and has excellent moisture absorption resistance, acid and alkali corrosion resistance and dissolution resistance. The liquid bag prepared by adopting the films with strong performances can better protect the product, prevent the product from being polluted, prolong the quality guarantee period of the product and improve the transparency of the product.

On the top surface 11 and the bottom surface 12 of the liquid bag body 1, the films are bonded one by one through an adhesive, the designed ink layer 114 is printed on the upper side of the barrier layer 112, the middle performance layer 111 is compositely pasted through a dry process to obtain a composite (BOPA/EVOH) layer, and the (BOPA/EVOH) layer is compositely heat-sealed and pasted with a temperature-resistant base material layer 113 through a solvent-free process to obtain a complete packaging material of the liquid bag body.

The liquid packaging bag prepared by adopting the multilayer structure in a compounding way not only has the advantages of each layer structure in performance, but also achieves the effects of improving the safety performance and the stability of the quality of the transfusion bag product, improving the transparency of the product and prolonging the quality guarantee period of the product.

Example 2

As shown in fig. 3, on the basis of embodiment 1, one more film 3 is further disposed in the inflation cavity 2, the inflation cavity 2 contains a first liquid cavity, a second liquid cavity and a third liquid cavity, and the inflation cavity 2 can be filled with three different mixable liquids through the first liquid cavity, the second liquid cavity and the third liquid cavity. When the liquid medicine mixing device is used, the liquid cavities are sequentially extruded in sequence, so that liquid medicine in the liquid cavities is extruded to break through the film and flow to the non-extruded liquid cavities, and the three liquid medicines are fully and uniformly mixed.

The above examples are only for illustrating the present invention, and besides, there are many different embodiments, which can be conceived by those skilled in the art after understanding the idea of the present invention, and therefore, they are not listed here.

Claims (9)

1. The utility model provides a medical infusion bag for medicine packaging, includes the infusion bag body, the infusion bag body includes top surface and bottom surface, the top surface with the bottom surface makes the edge laminate each other through the heat-seal, and the middle part forms sealed chamber of aerifing, its characterized in that, aerify the intracavity and separate for a plurality of liquid chamber through the film, the top surface and the bottom surface of infusion bag body all adopt multilayer composite construction preparation to form, multilayer composite construction includes:

an intermediate performance layer having a first bonding surface and a second bonding surface opposite the first bonding surface;

the barrier layer is attached to the first bonding surface of the intermediate performance layer;

and the temperature-resistant base material layer is attached to the second bonding surface of the intermediate performance layer.

2. The medical infusion bag for medicine packaging according to claim 1, wherein the thickness of the intermediate performance layer is 0.02-0.05mm, the thickness of the barrier layer is 0.01-0.02mm, and the thickness of the temperature-resistant base layer is 0.10-0.15 mm.

3. The medical infusion bag for packaging medicine according to claim 2, wherein the layers of the multilayer composite structure are bonded one to one by an adhesive.

4. The medical infusion bag for packaging of drugs according to claim 3, comprising an ink layer disposed over the barrier layer.

5. The medical infusion bag for packaging medicine according to any one of claims 1 to 4, wherein a liquid outlet is formed in the liquid chamber, a sealing sheet is arranged on the liquid outlet, one end of a pulling rope is fixedly connected to the sealing sheet, and the other end of the pulling rope extends out of the liquid chamber and the inflation chamber.

6. The medical infusion bag for packaging of drugs according to claim 5, wherein the sealing sheet is a two-layer film.

7. The medical infusion bag for pharmaceutical packaging according to claim 6, wherein the barrier layer is a BOPA film.

8. The medical infusion bag for medicine packaging according to claim 7, wherein the temperature-resistant substrate layer is a PP film.

9. The medical infusion bag for drug packaging according to claim 8, wherein the intermediate performance layer is an EVOH film.

Images