CN220484126U

CN220484126U - Blister package

Info

Publication number: CN220484126U
Application number: CN202321483279.4U
Authority: CN
Inventors: 何捷杰; 董杰; 刘可; 史楷岐; 刘建辉
Original assignee: Suzhou Yihe Pharmaceutical Co ltd
Current assignee: Suzhou Yihe Pharmaceutical Co ltd
Priority date: 2023-06-12
Filing date: 2023-06-12
Publication date: 2024-02-13
Anticipated expiration: 2033-06-12

Abstract

The utility model relates to the technical field of packaging, in particular to a blister package, which comprises a blister package body, wherein the blister package body comprises a base film and a covering film, the covering film is positioned above the base film and is connected with the base film in a heat sealing way, the covering film is in a folding shape, a medicine bin is arranged on the surface of the base film, bulges are arranged on the inner wall of the medicine bin, positioning holes are formed in the surface of the base film, the number of the positioning holes is two, and the two positioning holes are symmetrically arranged. The utility model has the advantages that the method improves the smoothness cost of the inner wall of the medicine bin of the blister base film, reduces the manufacturing cost of the single-dose device, ensures that the shape of the inner wall of the blister package participates in the depolymerization process of medicine powder, reduces the residues of the medicine powder in the medicine bin by the inner wall of the blister with better smoothness, ensures that the blister package is more stable and most medicine powder can not react, and solves the limitation of material selection of the single-dose device.

Description

Blister package

Technical Field

The utility model relates to the technical field of packaging, in particular to a blister package.

Background

The pulmonary delivery mode has advantages of reduced dosage, fast onset of action, no first pass effect, etc., as compared to oral delivery, one of which is a dry powder inhaler which is administered using a specially formulated dry powder inhaler device by which the patient inhales the dispersed drug into the lungs, and one of which is a single dose dry powder inhaler device for use with a blister pack in which the drug is held in powder form.

The prior art, such as the utility model of publication number CN104470570a, discloses a blister package comprising an elongated strip of base material, and a lid, the elongated strip comprising equally spaced recesses along the length of the strip, each recess having walls defining a cavity, the lid being hermetically sealed to the base material to close the cavity and define pockets of medicament powder, the blister strip being adapted to have each recess filled with a metered dose of medicament powder, each recess being elongated with its longitudinal axis extending across the strip and having longer side walls joined by a base, whereby the volume of each recess is adapted to be larger than the volume of the metered dose and each pocket of the blister strip is adapted to be opened by pulling the lid back or puncturing the lid or the walls of the recess.

The inventor finds that in daily work, the manufacturing cost for improving the surface smoothness of the medicine bin of the single-dose device is high, the residual rate of the medicine powder in the medicine bin of the traditional single-dose device is high, the sealing performance of a mode of directly sealing the medicine powder into the single-dose device is poor, and the single-dose device has large selection limitation according to different materials of the medicine powder.

Disclosure of Invention

The utility model aims to solve the defects of high manufacturing cost for improving the surface finish of a medicine bin of a single-dose device in the prior art, high residual rate of medicine powder in the medicine bin of the single-dose device, poor sealing performance in a mode of directly sealing the medicine powder into the single-dose device, and large limitation of the single-dose device according to different materials of the medicine powder.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the blister package comprises a blister package body, wherein the blister package body comprises a base film and a covering film, the covering film is positioned above the base film, the covering film is connected with the base film in a heat sealing way, the filling of medicine powder in a medicine bin on the base film is realized by using an automatic filling machine, the automatic filling machine can accurately control the dosage of the filled medicine powder in each medicine bin, meanwhile, the dosage error control between each blister is ensured to be in a specified range, and the covering film is heat-sealed onto the base film by a heat sealing machine after filling is completed. And finally, turning up and folding one side of the covering film, from which the base film grows, to the other side, thus completing the manufacture of the whole blister package. The process route is as follows: punching the base film and the coating film, canning the medicinal powder, heat-sealing, and folding the coating film, wherein the production equipment involved in the process route can be independent stations for conveying through manpower or assembly lines, and all the process steps can be integrated on one equipment for packaging the whole bubble cap.

Preferably, the coating film is folded, so that the usability of the product is improved.

Preferably, the surface of the base film is provided with a medicine bin, wherein the base film is a composite material formed by equal pressure synthesis of a nylon layer, an aluminum foil layer, a drying agent layer and a PVC layer from outside to inside, the thickness is between 0.1mm and 0.5mm, and the thickness is 0.15mm as the optimal thickness; the coating film comprises an adhesive layer, an aluminum foil layer, a printing layer and a protective layer from inside to outside. Blister packages using such materials are almost completely shielded from water vapor, oxygen and ultraviolet light.

Preferably, the inner wall of the medicine bin is provided with a bulge, the shape of the inner wall of the medicine bin is approximately round cake shape, half of the shape is cut along the symmetrical plane in the thickness direction, and the bulge is arranged at the center position.

Preferably, the surface of the base film is provided with positioning holes, so that the product is convenient to install and use.

Preferably, the number of the positioning holes is two, and the two positioning holes are symmetrically arranged to ensure stable use of the product.

Compared with the prior art, the utility model has the advantages and positive effects that:

1. in the utility model, when the blister package body is installed on a single-dose dry powder inhalation device (similar to the device introduced by the CN115554536 patent), the inner wall of the positioning hole is matched with the positioning column on the device, the whole blister can be fixed at the fixed position of the device, one end of a longer coating film can extend out of the device, a user only needs to withdraw the coating film outwards when using the single-dose dry powder inhalation device, at the moment, the medicine powder can be exposed in the air in the device, the inner wall of the medicine bin and other structures of the single-dose dry powder inhalation device form a smooth flow channel, and when the user inhales, the medicine powder in the medicine bin is rotationally lifted into the flow channel of the device to be inhaled into the lung by the user finally, so that medicine administration is finished.

2. In the utility model, the shape of the inner wall of the blister package participates in the depolymerization process of the medicine powder, and the inner wall of the blister with better smoothness reduces the residue of the medicine powder in the medicine bin.

3. In the utility model, the bubble cap package is more stable and most of medicinal powder can not react, thus solving the limitation of material selection of the single-dose device.

4. In the utility model, the opening of the medicine bin is circular, the inner wall of the central position of the bottom of the medicine bin protrudes towards the opening direction, two positioning holes are formed on the base film, and the base film and the covering film are both multilayer lamination materials containing aluminum foil layers and plastic layers.

Drawings

FIG. 1 is a schematic perspective view of a proposed blister package;

FIG. 2 is a view showing the folding manner of the cover film after the heat sealing of the cover film and the base film in the blister package is completed;

FIG. 3 is a schematic view of an exploded construction of a proposed blister package according to the present utility model;

FIG. 4 is a schematic plan view of a proposed blister package;

figure 5 is a schematic cross-sectional view of a proposed blister package.

Legend description:

1. a blister pack body; 2. a base film; 3. coating a film; 4. a medicine bin; 5. positioning holes; 6. a protrusion.

Detailed Description

Referring to fig. 1-5, the present utility model provides a technical solution: the blister package comprises a blister package body 1, wherein the blister package body 1 comprises a base film 2 and a covering film 3, the covering film 3 is positioned above the base film 2, the covering film 3 is connected with the base film 2 in a heat sealing way, the medicine powder is filled in a medicine bin 4 of the base film 2 in a canning way by using an automatic canning machine, the automatic canning machine can accurately control the dosage of the medicine powder in each medicine bin 4, meanwhile, the dosage error between each blister is controlled in a specified range, and the covering film 3 is heat-sealed onto the base film 2 by a heat sealing machine after canning is completed. And finally, turning up and folding one side of the covering film 3, from which the base film 2 grows, to the other side, and thus the whole blister package is manufactured. The process route is as follows: the production equipment involved in the process route of punching the base film 2 and the coating film 3, canning the medicinal powder, heat-sealing and folding the coating film 3 can be independent stations for conveying through manpower or assembly lines, and can integrate all the process steps on one equipment for packaging the whole bubble cap.

Specifically, the cover film 3 is folded, so that the usability of the product is improved.

Specifically, the surface of the base film 2 is provided with a medicine bin 4, wherein the base film 2 is a composite material formed by equal pressure synthesis of a nylon layer, an aluminum foil layer, a drying agent layer and a PVC layer from outside to inside, the thickness is between 0.1mm and 0.5mm, and the optimal thickness is 0.15 mm; the coating film 3 comprises an adhesive layer, an aluminum foil layer, a printing layer and a protective layer from inside to outside. Blister packages using such materials are almost completely shielded from water vapor, oxygen and ultraviolet light.

In this embodiment: the inner wall of the medicine bin 4 is provided with a bulge 6, the shape of the inner wall of the medicine bin 4 is approximately round cake shape, half of the shape is cut along the symmetrical plane of the thickness direction, and the bulge 6 is arranged in the center, so that the inner wall of the medicine bin 4 with the structure can form air flow rotating around the bulge 6 in the medicine bin 4 when a user inhales, the medicine powder is enabled to rise in a rotating way, the medicine powder collides with the inner wall of the medicine bin 4 for depolymerization, and meanwhile, the bulge 6 can prevent the medicine powder from accumulating towards the center of the medicine bin 4 to reduce medicine powder residue.

Specifically, locating holes 5 are formed in the surface of the base film 2, and products are convenient to install and use.

Specifically, the number of the positioning holes 5 is two, and the two positioning holes 5 are symmetrically arranged to ensure stable use of the product.

Working principle: when the blister package body 1 is installed on a single-dose dry powder inhalation device similar to the device introduced by the CN115554536 patent, the inner wall of the positioning hole 5 is matched with a positioning column on the device, the whole blister is fixed at the fixed position of the device, one end of the longer coating film 3 extends out of the device, a user only needs to withdraw the coating film 3 outwards when using the single-dose dry powder inhalation device, at the moment, medicine powder can be exposed in the air inside the device, the inner wall of the medicine bin 4 and other structures of the single-dose dry powder inhalation device form a smooth flow passage, and when the user inhales, the medicine powder in the medicine bin 4 is rotationally lifted into the flow passage of the device to finally be inhaled by the user to finish the administration.

Claims

1. Blister package, including blister package body (1), its characterized in that: the blister package body (1) comprises a base film (2) and a covering film (3), wherein the covering film (3) is located above the base film (2), the covering film (3) is connected with the base film (2) in a heat sealing mode, a medicine bin (4) is arranged on the surface of the base film (2), a protrusion (6) is arranged on the inner wall of the medicine bin (4), and a positioning hole (5) is formed in the surface of the base film (2).

2. A blister package according to claim 1, wherein: the covering film (3) is folded.

3. A blister package according to claim 1, wherein: the number of the positioning holes (5) is two, and the two positioning holes (5) are symmetrically arranged.