WO2022016636A1

WO2022016636A1 - Packaging bag

Info

Publication number: WO2022016636A1
Application number: PCT/CN2020/109178
Authority: WO
Inventors: 李光辉; 周晴; 雷杰华; 杜慧
Original assignee: 苏州微比特自动化有限公司; 江苏百赛飞生物科技有限公司
Priority date: 2020-07-23
Filing date: 2020-08-14
Publication date: 2022-01-27
Also published as: CN111731681A; CN111731681B

Abstract

A packaging bag, comprising a bag body (110), a liquid storage pouch (120), and a product to be wetted (130). The inside of the bag body (110) is provided with an inner cavity (112). The bag body (110) comprises a main body (116) and a tearing part (114) located on a side of the main body (116). The liquid storage pouch (120) is located in the inner cavity (112), the liquid storage pouch (120) comprises a first end (124) and a second end (126) opposite of each other. The first end (124) is fixed on the tearing part (114). The second end (126) is fixed on the main body (116). A weak point (122) located between the first end (124) and the second end (126) is provided on the liquid storage pouch (120). When the tearing part (114) and the main body (116) are separated, the tearing part (114) drives the first end (124) away from the second end (126), causing the weak point (122) to break. The product to be wetted (130) is located in the inner cavity (112), and is located on one side of the liquid storage pouch (120). When using the packaging bag, the bag body and the liquid storage package can be simultaneously opened in a single step, decreasing product removal time, shortening patient waiting time, and reducing patient suffering.

Description

packaging bag

technical field

The invention relates to the technical field of medical supplies, in particular to a packaging bag.

Background technique

In the prior art, a packaging bag usually includes a product to be soaked and a liquid storage bag inside, wherein the product to be soaked can be, for example, a product with a hydrophilic coating, and the liquid storage bag contains water or other liquids. After the liquid storage bag is filled with liquid, it is sealed and sealed together with the product to be soaked by leaving a weak seal. The traditional packaging bag needs to destroy the liquid storage bag first, such as puncturing or squeezing the liquid storage bag by external force, or opening the liquid storage bag by other means, so that the liquid in the liquid storage bag is in contact with the product to be infiltrated, so as to infiltrate the liquid storage bag. product. However, the use of traditional packaging bags has the following shortcomings: when disassembling and using, it needs to go through two steps. The first step is to open the liquid storage bag, and the second step is to tear the packaging bag and then take out the product, which increases the The time to take out the product prolongs the waiting time of the patient and increases the pain of the patient; it takes a lot of external force to squeeze the liquid storage bag, and sometimes it is difficult to squeeze, which increases the complexity of use and is inconvenient to use; Sometimes some people will not read the instructions for use, but directly tear open the packaging bag and take out the product to be soaked for use, which will not achieve the purpose of lubrication. Therefore, conventional packaging bags are not conducive to application.

SUMMARY OF THE INVENTION

Based on this, it is necessary to provide a packaging bag that is beneficial to application.

A packaging bag comprising:

a bag body, the inside of the bag body has an inner cavity, and the bag body includes a main body and a tearing part located on one side of the main body;

a liquid storage bag, located in the inner cavity, the liquid storage bag includes an opposite first end and a second end, the first end is fixed on the tearing part, and the second end is fixed on the on the main body; the liquid storage bag has a weak point between the first end and the second end, and when the tearing part is separated from the main body, the tearing part drives the first end end away from the second end to break the weakness; and

The product to be soaked is located in the inner cavity and on one side of the liquid storage bag.

When using the packaging bag of the technical solution of the present invention, both hands apply a pulling force in the opposite direction to the main body of the bag body and the tearing part until the tearing part is separated from the main body. At this time, the tearing part drives the first end of the liquid storage bag away from the second. until the weak part of the liquid storage bag is disconnected, so that the liquid in the liquid storage bag flows into the inner cavity, so as to wet the product to be wetted, and then the wetted product can be taken out for use. The packaging bag of the technical solution of the present invention can open the bag body and the liquid storage bag at the same time in one step, which reduces the time for taking out the product, shortens the waiting time of the patient, and relieves the pain of the patient; it does not need to be broken by a large external force. The liquid storage bag reduces the complexity of use and is convenient to use; because the liquid storage bag will rupture at the same time when the bag body is torn open, and directly infiltrate the surface of the product, it will not cause the user to directly take out the uninfiltrated product without reading the instructions. occur. Therefore, the packaging bag of the present invention as a whole is advantageous for application.

In one embodiment, the liquid storage bag includes a package body, and the inside of the package body has a liquid storage cavity for accommodating liquid, and one end of the liquid storage cavity close to the second end is a variable diameter portion, so The cross-sectional dimension of the diameter-reducing part decreases in a direction from the first end to the second end, and the weak part of the liquid storage bag is disposed close to the diameter-reducing part.

In one embodiment, the liquid storage bag has at least two first notches located on both sides of the diameter-reducing portion, respectively, so as to form the weak points of the liquid storage bag on both sides of the reducing-diameter portion, respectively. place.

In one of the embodiments, the diameter reducing part includes at least two diameter reducing sub-parts, and at least one side of the at least two diameter reducing sub-parts and/or at least one adjacent two diameter reducing sub-parts have Weakness.

In one embodiment, a crease line is provided on the surface of the package body close to the diameter-reducing portion, and at least one end of the crease line is provided with a cut to form a weak point of the liquid storage package, The extension direction of the incision passes through the diameter reducing portion; a part of the package body is folded in a direction close to the second end through the crease line to form a folded portion, and the folded portion is fixed on the on the inner surface of the bag body.

In one embodiment, both ends of the crease line are provided with a cutout, the diameter reducing portion includes two diameter reducing subsections, and both the cutout and the folded portion are located at the two diameter reducing subsections. Between the two sub-sections, the extension directions of the two incisions pass through the two variable-diameter sub-sections.

In one of the embodiments, the projection of the package body on the surface of the folded portion does not completely cover the folded portion.

In one embodiment, the second end of the liquid storage bag has a second notch for exposing the folded portion.

In one embodiment, the first end of the liquid storage bag extends outward to form a convex portion, and the convex portion and the second notch have the same shape and size.

In one embodiment, the folded portion is pasted, welded, hot-pressed or plastic-sealed on the inner surface of the bag body.

In one embodiment, the liquid storage bag includes a package body, and the package body includes a first surface and a second surface opposite to each other, wherein the second end of the first surface is fixed on the main body, so The second end of the second surface extends outward and is folded in the direction of the first end to form a handle, the handle is fixed on the torn part of the bag body, the first surface and the second The junction of the face at the second end forms a weak point for the liquid in the enclosure to flow into the lumen.

In one embodiment, the second end of the first surface is pasted, welded, hot-pressed or plastic-sealed on the inner surface of the main body, and the handle is pasted, welded, hot-pressed or plastic-sealed on the bag body on the tear section.

In one embodiment, the product to be wetted comprises an interface segment and a working segment fixedly connected together, the interface segment is arranged adjacent to the tear portion, and the working segment is arranged adjacent to the main body.

In one of the embodiments, the tear portion has a third notch; and/or

The packaging bag further includes a pull ring, and the pull ring is fixed on the tear portion; and/or

The packaging bag further includes a first sticking piece for sticking the bag body on the element to be stuck, the first sticking piece being fixed on the outer surface of the bag body; and/or

The product to be infiltrated is a urinary catheter, a guide wire or a sheath.

Description of drawings

Fig. 1 is the overall schematic diagram of the packaging bag according to the first embodiment of the present invention;

2 is a schematic cross-sectional view of the packaging bag according to the first embodiment of the present invention;

3 is a schematic diagram of a liquid storage bag according to the first embodiment of the present invention;

4 is an overall schematic diagram of the packaging bag according to the second embodiment of the present invention;

5 is a schematic cross-sectional view of a packaging bag according to a second embodiment of the present invention;

6 is a schematic diagram of a liquid storage bag according to a second embodiment of the present invention;

7 is a schematic diagram of a liquid storage bag according to a third embodiment of the present invention;

8 is an overall schematic diagram of a packaging bag according to a fourth embodiment of the present invention;

9 is a schematic cross-sectional view of a packaging bag according to a fourth embodiment of the present invention;

10 is a schematic side view of the liquid storage bag according to the fourth embodiment of the present invention;

Fig. 11 is a partial enlarged schematic view of Fig. 10;

12 is a schematic plan view of a liquid storage bag according to a fourth embodiment of the present invention;

Fig. 13 is the partial enlarged schematic diagram of Fig. 12;

14 is a schematic cross-sectional view of the packaging bag according to the fifth embodiment of the present invention;

15 is a schematic plan view of a liquid storage bag according to a fifth embodiment of the present invention;

16 is a schematic side view of the liquid storage bag according to the fifth embodiment of the present invention;

17 is a schematic plan view of a liquid storage pack according to a sixth embodiment of the present invention;

18 is a schematic side view of a liquid storage bag according to a sixth embodiment of the present invention.

detailed description

In order to make the above objects, features and advantages of the present invention more clearly understood, the specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, the present invention can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without departing from the connotation of the present invention. Therefore, the present invention is not limited by the specific embodiments disclosed below.

It should be noted that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for illustrative purposes only.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terms used herein in the description of the present invention are for the purpose of describing specific embodiments only, and are not intended to limit the present invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to FIGS. 1 to 3 , the packaging bag 100 according to the first embodiment of the present invention includes a bag body 110 , a liquid storage bag 120 and a product to be soaked 130 .

The inside of the bag body 110 has an inner cavity 112 . The inner cavity 112 is used for accommodating the liquid storage bag 120 and the product to be soaked 130 . The inner contour of the inner cavity 112 can be consistent with the outer contour of the liquid storage bag 120 and the product to be soaked 130, so as to save the volume occupied by the packaging bag 100 as a whole. The bag body 110 includes a main body 116 and a tear portion 114 located on one side of the main body 116 . Wherein, the tearing portion 114 refers to a position for opening the bag body 110 .

The liquid storage bag 120 is located in the inner cavity 112 . The liquid storage bag 120 includes a first end 124 and a second end 126 opposite to each other. The first end 124 is fixed on the tearing part 114 , and the second end 126 is fixed on the main body 116 . For example, the first end 124 and the second end 126 of the liquid storage bag 120 may be plastic-sealed together with the tear portion 114 and the main body 116 of the bag body 110 , respectively. The reservoir 120 has a weakness 122 thereon between the first end 124 and the second end 126 . Wherein, the weak point 122 refers to the position on the liquid storage bag 120 where the stress is most concentrated when the liquid storage bag 120 is under stress. When the tearing portion 114 is separated from the main body 116 , the tearing portion 114 drives the first end 124 away from the second end 126 to break the weak point 122 . When the weakness 122 is broken, the liquid in the reservoir 120 flows into the lumen 112 . The liquid in the liquid storage bag 120 may be water or other liquids.

The product to be soaked 130 is located in the inner cavity 112 and is located on one side of the liquid storage bag 120 . As shown in FIG. 2 , the product to be soaked 130 is adjacent to the liquid storage bag 120 .

In the packaging bag 100 of the above embodiment, when stress is applied to the tear portion 114 and the main body 116 of the bag body 110 respectively, the tear portion 114 is separated from the main body 116 , and the tear portion 114 drives the first end of the liquid storage pack 120 at this time. 124 moves away from the second end 126 until the weak point 122 of the liquid storage bag 120 is disconnected, so that the liquid in the liquid storage bag 120 flows into the inner cavity 112, so that the bag body 110 and the liquid storage bag 120 can be opened simultaneously in one step.

On the basis of the previous embodiment, the weak point 122 is located close to the second end 126, as shown in FIG. 3 . In this way, when the liquid storage bag 120 is disconnected at the weak point 122, most of the liquid in the liquid storage bag 120 can flow into the inner cavity 112 of the bag body 110 to infiltrate the product, which is beneficial to save the liquid in the liquid storage bag 120. .

On the basis of the foregoing embodiments, the product to be wetted 130 includes an interface section 132 and a working section 134 that are fixedly connected together, the interface section 132 is disposed near the tearing portion 114 , and the working section 134 is disposed close to the main body 116 , as shown in FIG. 2 . When in use, turn the tearing part 114 of the bag body 110 upward and the main body 116 of the bag body 110 downward, after tearing the bag body 110 and the liquid storage bag 120, the liquid in the liquid storage bag 120 flows into the bag body from top to bottom The working section 134 can be infiltrated into the inner cavity 112 of the 110 , and then the infiltrated product can be taken out by holding the interface section 132 .

On the basis of the foregoing embodiment, please refer to FIG. 3 , the liquid storage bag 120 includes a package body 121 , and the inside of the package body 121 has a liquid storage cavity 127 for accommodating liquid, and one end of the liquid storage cavity 127 close to the second end 126 is a variable diameter The cross-sectional dimension of the diameter-reducing part 129 decreases in the direction from the first end 124 to the second end 126 , and the weak point 122 of the liquid storage bag 120 is disposed close to the diameter-reducing part 129 . In this embodiment, the cross-sectional dimension of the reducing portion 129 decreases linearly along the direction from the first end 124 to the second end 126 . Of course, the cross-sectional dimension of the reducing portion 129 may also decrease in a curve along the direction from the first end 124 to the second end 126 .

On the basis of the foregoing embodiment, at least one side of the diameter reducing portion 129 has a weak point. In the first embodiment, the two weak points 122 of the liquid storage bag 120 are located on both sides of the reducing portion 129 respectively.

On the basis of the foregoing embodiment, the liquid storage bag 120 is provided with at least two first notches 128 located on both sides of the diameter reducing portion 129 respectively, so as to form weak points of the liquid storage bag 120 on both sides of the reducing diameter portion 129 respectively. 122, as shown in Figure 3.

It should be noted that, in the packaging bag of the present invention, the position and form of the weak part of the liquid storage bag are not limited to this, and can also be located in any other position that can cause the liquid in the liquid storage bag to flow out, or any other position that creates stress weak way. For example, the weak point of the liquid storage bag may also be located in the middle of the liquid storage bag, and the weak point may also be of different materials, smaller thickness, or having several through holes arranged in a row.

On the basis of the foregoing embodiment, the tear portion 114 of the bag body 110 has a third notch 118 , as shown in FIG. 1 . The bag body 110 can be torn at the position of the third notch 118, which further facilitates the operation of the user.

On the basis of the foregoing embodiment, the packaging bag 100 further includes a pull ring 140 , and the pull ring 140 is fixed to one end of the bag body 110 , as shown in FIG. 1 . For example, the pull tab 140 is located on the tear portion 114 of the bag body 110 . When in use, the pull ring 140 can be hooked with fingers to tear the bag body, which is further beneficial to the user's operation.

It should be noted that, the third notch 118 and the pull ring 140 may be provided on the tear portion 114 of the bag body 110 at the same time, or only the third notch 118 may be provided, or only the pull ring 140 may be provided, or at the same time no third notch 118 may be provided. Three notches 118 and tabs 140. Of course, any other form of stress weakening can also be provided on the tear portion 114 of the bag body 110 .

On the basis of the foregoing embodiments, the packaging bag 100 further includes a first sticker 150 for sticking the bag body 110 on the component to be stuck (not shown), and the first sticker 150 is fixed on the outer surface of the bag body 110 , as shown in Figure 1. The first sticker 150 includes adhesive and a protective film on the surface of the adhesive. When the liquid in the liquid storage bag 120 flows into the inner cavity 112 of the bag body 110, after infiltrating the product, the protective film on the surface of the adhesive can be removed, the bag body 110 can be pasted on any stickable place through the adhesive, and the infiltrated product can be taken out Just use it.

Of course, in the packaging bag of the present invention, the bag body can also be fixed on the external element in other ways. For example, in other embodiments, a hook can be used as a fixing member, and the hook can be fixed on the outer surface of the bag body. When the liquid in the liquid storage bag flows into the inner cavity of the bag body and soaks the product, the bag body can be passed through the above-mentioned hook. Hang it at any place where it can be hung, and then take out the soaked product and use it.

On the basis of the foregoing embodiments, the product to be infiltrated 130 is a urinary catheter, a guide wire or a sheath. In one embodiment, the urinary catheter comprises a tube body and a joint, the surface of the tube body is coated with a hydrophilic coating, and the hydrophilic coating has a strong lubricating effect in a short period of time after contacting with clean water, greatly Reduces the coefficient of friction on the catheter surface. Of course, the product 130 to be wetted can also be other products with a hydrophilic coating on the surface.

When using the packaging bag 100 according to the first embodiment of the present invention, pinch the tearing part 114 and the main body 116 of the bag body 110 with both hands, and tear the bag body through the third notch 118 or the pull ring 140 until the tearing part 114 and the main body are separated. 116 is separated. At this time, the tearing part 114 drives the first end 124 of the liquid storage bag 120 away from the second end 126 until the weak part 122 of the liquid storage bag 120 is disconnected, so that the liquid in the liquid storage bag 120 flows into the inner cavity 112, Thereby, the product to be wetted 130 is wetted, and then the wetted product can be taken out for use.

In addition, the form of the packaging bag of this invention is not limited to the said 1st Embodiment.

Referring to FIGS. 4 to 6 , the packaging bag 200 according to the second embodiment of the present invention includes a bag body 210 , a liquid storage bag 220 , a product to be soaked 230 , a pull ring 240 and a first sticker 250 . The inside of the bag body 210 has an inner cavity 212 . The liquid storage bag 220 and the product to be wetted 230 are located in the inner cavity 212 .

The bag body 210 includes a main body 216 and a tear portion 214 on one side of the main body 216 . The liquid storage bag 220 includes opposite first ends 224 and second ends 226 , the first end 224 is fixed on the tearing portion 214 , and the second end 226 is fixed on the main body 216 .

Further, the tearing portion 214 of the bag body 210 has a third notch 218 , the pull ring 240 is fixed on the tearing portion 214 of the bag body 210 , and the first adhesive member 250 is fixed on the outer surface of the bag body 210 .

The liquid storage bag 220 includes a package body 221, and the package body 221 includes a first surface 222 and a second surface 223 opposite to each other, wherein the second end 226 of the first surface 222 is fixed on the main body 216, and the second end of the second surface 223 is fixed on the main body 216. 226 extends outward and is folded in the direction of the first end 224 to form a handle 225 , the handle 225 is fixed on the tear portion 214 of the bag body 210 , and the first surface 222 and the second surface 223 are formed at the connection of the second end 226 The liquid in the package body 221 flows into the weak part of the inner cavity 212 .

In the second embodiment, one end of the handle 225 serves as the first end 224 of the liquid storage bag 220 and is plastic-sealed with the bag body 210 for fixing. The second end 226 of the first surface 222 of the liquid storage bag 220 is plastic-sealed at the middle position of the bag body 210 . Of course, the fixing method between one end of the handle 225 and the bag body 210, or the second end 226 of the liquid storage pack 220 and the bag body 210 is not limited to this, and can also be fixed in other ways, for example, one end of the handle 225 is pasted, The inner surface of the tear portion 214 of the bag body 210 is fixed by welding or hot pressing, or the second end 226 of the first surface 222 of the liquid storage pack 220 is pasted, welded or hot pressed on the bag body 210 for fixing.

In the second embodiment, the product to be infiltrated 230 is a urinary catheter, and the urinary catheter includes a pipe body 234 and a joint 232. The surface of the tube body 234 is coated with a hydrophilic coating, and the hydrophilic coating has a strong lubricating effect in a short time after contacting with clean water, which greatly reduces the friction coefficient on the surface of the catheter.

Referring to FIG. 7 , the difference between the liquid storage bag 320 of the third embodiment of the present invention and the liquid storage bag 220 of the second embodiment is that it further includes a second adhesive member 327 , and the second adhesive member 327 attaches the second adhesive member 327 to the first surface 322 . The two ends 326 are pasted on the inner surface of the bag body 210 . Before packaging, the surface of the second sticker 327 has a protective film. When packing, manually tear off the protective film on the surface of the second sticker 327, and then stick the second sticker 327 on the inner surface of the bag body 210 to achieve The second end 326 of the liquid storage bag 320 is fixed to the main body 216 .

When using the packaging bags of the second embodiment and the third embodiment of the present invention, pinch the tearing part and the main body of the bag body with both hands, and tear the bag body through the third notch or the pull ring until the tearing part is separated from the main body. At this time, the tearing part drives the handle of the liquid storage bag away from the second end until the first side and the second side of the bag body are separated from the weak part of the liquid storage bag, so that the liquid in the liquid storage bag flows into the inner cavity, thereby moisturizing the liquid storage bag. Wet the product to be soaked, and then take out the wet product for use.

In addition, the packaging bag of this invention is not limited to the said embodiment.

Referring to FIGS. 8 to 13 , the packaging bag 400 according to the fourth embodiment of the present invention includes a bag body 410 , a liquid storage bag 420 , a product to be soaked 430 , a pull ring 440 and a first sticker 450 . The inside of the bag body 410 has an inner cavity 412 . The liquid storage bag 420 and the product to be wetted 430 are located in the inner cavity 412 .

The bag body 410 includes a main body 416 and a tear portion 414 on one side of the main body 416 . The liquid storage bag 420 includes an opposite first end 424 and a second end 426 . The first end 424 is fixed (eg, plastic-sealed) on the tear portion 414 , and the second end 426 is fixed on the main body 416 .

The liquid storage package 420 includes a package body 421, and the inside of the package body 421 has a liquid storage cavity 422 for containing liquid. Decreasing from the first end 424 to the second end 426 , the weak part of the liquid storage bag 420 is disposed close to the reducing portion 423 , as shown in FIG. 12 .

In this embodiment, please refer to FIG. 13 , a crease line 425 is provided on the surface of the package body 421 close to the diameter-reducing portion 423 , and both ends of the crease line 425 are provided with a cutout 427 to form the weak point of the liquid storage package 420 At this point, the extending direction of the cutout 427 passes through the reduced diameter portion 423 . A part of the bag body 421 is folded toward the second end 426 through the crease line 425 to form a folded portion 428 , and the folded portion 428 is fixed on the inner surface of the bag body 410 , as shown in FIG. 11 .

The extending direction of the cutout 427 refers to the direction in which the cutout 427 extends from an end close to the crease line 425 to an end away from the crease line 425 . Of course, the cut 427 may also be provided only at one end of the crease line 425 .

Further, the diameter reducing portion 423 includes two diameter reducing sub-parts 4231 and 4232, the cutout 427 and the folded portion 428 are both located between the two diameter reducing subparts 4231 and 4232, and the extension direction of the two cutouts 427 passes through the two The variable diameter subsections 4231 and 4232.

The product to be infiltrated 430 is a urinary catheter, and the urinary catheter includes a pipe body 434 and a joint 432 . The surface of the tube body 434 is coated with a hydrophilic coating, and the hydrophilic coating has a strong lubricating effect in a short period of time after contacting with clean water, which greatly reduces the friction coefficient on the surface of the catheter.

It should be noted that the diameter-reducing portion is not limited to the fourth embodiment, and in other embodiments, the diameter-reducing portion includes at least two diameter-reducing sub-parts, at least one side of the at least two diameter-reducing sub-parts, and/or at least one adjacent There is a weak point between the two variable diameter subsections.

Further, the liquid storage bag 420 further includes a third sticker 429 , as shown in FIG. 11 , the third sticker 429 sticks the folded portion 428 on the inner surface of the bag body 410 . Before packaging, the surface of the third sticker 429 has a protective film. When packing, manually tear off the protective film on the surface of the third sticker 429, and stick the folded portion 428 on the inner surface of the bag body 410 to fix the fold Section 428. At this time, the folded portion 428 serves as a fixing position of the second end of the liquid storage pack 420 .

It should be noted that the fixing method of the folded portion and the bag body is not limited to this, and other fixing methods can also be used. For example, in other embodiments, the folded portion is welded, hot-pressed or plastic-sealed on the inner surface of the bag body. .

Further, the tearing portion 414 of the bag body 410 has a third notch 418 , the pull ring 440 is fixed on the tearing portion 414 of the bag body 410 , and the first adhesive member 450 is fixed on the outer surface of the bag body 410 .

When using the packaging bag 400 according to the fourth embodiment of the present invention, pinch the tear portion 414 and the main body 416 of the bag body 410 with both hands, and tear the bag body 410 through the third notch 418 or the pull ring 440 . At the same time, one end of the liquid storage bag 420 will be pulled together, which will exert a pulling force in the opposite direction on both ends of the liquid storage bag 420, so that the incision 427 near the diameter reducing portion 423 is infinitely stretched until the liquid storage bag is torn apart. 420, so that the liquid in the liquid storage bag 420 flows into the inner cavity 412, thereby wetting the product 430 to be wetted. Then, tear off the protective film of the first sticking member 450, stick the bag body 410 on any stickable place, and then take out the wetted product for use.

Referring to FIGS. 14 to 16 , the packaging bag 500 according to the fifth embodiment of the present invention includes a bag body 510 , a liquid storage bag 520 and a product to be soaked 530 . The inside of the bag body 510 has an inner cavity 512 . The liquid storage bag 520 and the product to be wetted 530 are located in the inner cavity 512 . The bag body 510 includes a main body 516 and a tear portion 514 on one side of the main body 516 .

The difference between the packaging bag of the present embodiment and the packaging bag of the fourth embodiment is that the liquid storage bag is different. Specifically, the liquid storage bag 520 of this embodiment includes a bag body 521 , and the bag body 521 includes a folded portion 528 , and the projection of the bag body 521 on the surface of the folded portion 528 does not completely cover the folded portion 528 . In this way, the part of the folded portion 528 beyond the end of the bag body 521 and the bag body 510 can be plastic-sealed together, so as to realize the fixation of the two and facilitate the manufacture.

The usage method of the packaging bag of the present embodiment is the same as the usage method of the packaging bag of the fourth embodiment.

Referring to FIG. 17 and FIG. 18 , the difference between the packaging bag of the sixth embodiment of the present invention and the packaging bag of the fifth embodiment is that the liquid storage bag is different.

Specifically, the liquid storage bag 620 of this embodiment includes a bag body 621 , the bag body 621 includes a folded portion 628 , and the second end 626 of the liquid storage bag 620 has a second notch 622 for exposing the folded portion 628 . The first end 624 of the liquid storage bag 620 extends outward to form a convex portion 623 , and the convex portion 623 and the second notch 622 have the same shape and size. Therefore, when the liquid storage bag is manufactured, the second notch of the previous liquid storage bag is matched with the convex portion of the latter liquid storage bag, which is convenient to manufacture and can save materials.

In this embodiment, the second end 626 and the bag body 510 can be fixed by plastic sealing the folded portion 528 and the bag body 510 or pasted together with an adhesive member, and the first end 624 and the bag body 510 can be fixed by The convex portion 623 is plastic-sealed with the bag body 510 . Since the projection of the convex portion 623 on the surface of the package body 621 coincides with the projection of the second notch 622 on the surface of the package body 621 , materials can be greatly saved, costs can be reduced, and profits can be improved.

The packaging bag of the present invention has a simple structure and is convenient to use. When using the packaging bag of the technical solution of the present invention, both hands apply a pulling force in the opposite direction to the main body of the bag body and the tearing part until the tearing part is separated from the main body. At this time, the tearing part drives the first end of the liquid storage bag away from the second. until the weak part of the liquid storage bag is disconnected, so that the liquid in the liquid storage bag flows into the inner cavity, so as to wet the product to be wetted, and then the wetted product can be taken out for use. The packaging bag of the technical solution of the present invention can open the bag body and the liquid storage bag at the same time in one step, which reduces the time for taking out the product, shortens the waiting time of the patient, and relieves the pain of the patient; it does not need to be broken by a large external force. The liquid storage bag reduces the complexity of use and is convenient to use; because the liquid storage bag will rupture at the same time when the bag body is torn open, and directly infiltrate the surface of the product, it will not cause the user to directly take out the uninfiltrated product without reading the instructions. occur. Therefore, the packaging bag of the present invention as a whole is advantageous for application.

The technical features of the above-described embodiments can be combined arbitrarily. For the sake of brevity, all possible combinations of the technical features in the above-described embodiments are not described. However, as long as there is no contradiction between the combinations of these technical features, All should be regarded as the scope described in this specification.

The above-mentioned embodiments only represent several embodiments of the present invention, and the descriptions thereof are specific and detailed, but should not be construed as a limitation on the scope of the invention patent. It should be pointed out that for those of ordinary skill in the art, without departing from the concept of the present invention, several modifications and improvements can also be made, which all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention should be subject to the appended claims.

Claims

A packaging bag, characterized in that the packaging bag comprises:

a bag body, the inside of the bag body has an inner cavity, and the bag body includes a main body and a tearing part located on one side of the main body;

a liquid storage bag, located in the inner cavity, the liquid storage bag includes an opposite first end and a second end, the first end is fixed on the tearing part, and the second end is fixed on the on the main body; the liquid storage bag has a weak point between the first end and the second end, and when the tearing part is separated from the main body, the tearing part drives the first end end away from the second end to break the weakness; and

The product to be soaked is located in the inner cavity and on one side of the liquid storage bag.
The packaging bag according to claim 1, wherein the liquid storage bag comprises a package body, and the inside of the package body has a liquid storage cavity for accommodating liquid, and the liquid storage cavity is close to the second end. One end is a diameter reducing part, the cross-sectional dimension of the diameter reducing part decreases in the direction from the first end to the second end, and the weak part of the liquid storage bag is arranged close to the diameter reducing part.
The packaging bag according to claim 2, wherein the liquid storage bag has at least two first notches on both sides of the variable diameter portion, so as to be formed on both sides of the variable diameter portion, respectively. Weakness of the reservoir bag.
The packaging bag according to claim 2, wherein the diameter-reducing part comprises at least two diameter-reducing sub-parts, at least one side of the at least two diameter-reducing sub-parts, and/or at least one adjacent two There is a weak point between the variable diameter sub-sections.
The packaging bag according to claim 2, wherein a crease line is formed on the surface of the bag body close to the diameter reducing portion, and at least one end of the crease line is provided with a cut to form the At the weak point of the liquid storage bag, the extending direction of the incision passes through the variable diameter portion; a part of the bag body is folded toward the second end through the crease line to form a folded portion, and the folded portion is formed. The folded portion is fixed on the inner surface of the bag body.
The packaging bag according to claim 5, wherein both ends of the crease line are provided with a cutout, the diameter reducing portion includes two diameter reducing sub-parts, and the cutout and the folded portion are both Located between the two variable diameter sub-sections, the extension direction subsections of the two incisions pass through the two variable diameter sub-sections.
The packaging bag according to claim 5, wherein the projection of the package body on the surface of the folded portion does not completely cover the folded portion.
The packaging bag according to claim 5, wherein the second end of the liquid storage bag has a second notch for exposing the folded portion.
The packaging bag according to claim 8, wherein the first end of the liquid storage bag extends outward to form a convex portion, and the convex portion and the second notch have the same shape and size.
The packaging bag according to claim 5, wherein the folded portion is pasted, welded, hot-pressed or plastic-sealed on the inner surface of the bag body.
The packaging bag according to claim 1, wherein the liquid storage bag includes a package body, and the package body includes a first surface and a second surface opposite to each other, wherein the second end of the first surface is fixed On the main body, the second end of the second surface extends outward and is folded in the direction of the first end to form a handle, the handle is fixed on the torn part of the bag body, and the first The connection between one side and the second side at the second end forms a weak point for the liquid in the package to flow into the inner cavity.
The packaging bag according to claim 11, wherein the second end of the first surface is pasted, welded, hot-pressed or plastic-sealed on the inner surface of the main body, and the handle is pasted, welded, hot-pressed or It is plastic-sealed on the torn part of the bag body.
The packaging bag according to claim 1, wherein the product to be soaked comprises an interface section and a working section that are fixedly connected together, the interface section is disposed near the tearing portion, and the working section is close to the Body settings.
The packaging bag according to any one of claims 1 to 13, wherein the tear portion has a third notch; and/or

The packaging bag further includes a pull ring, and the pull ring is fixed on the tear portion; and/or

The packaging bag further includes a first sticking piece for sticking the bag body on the element to be stuck, the first sticking piece being fixed on the outer surface of the bag body; and/or

The product to be infiltrated is a urinary catheter, a guide wire or a sheath.