CN107054826A - A kind of assembly packaging system for medicine equipment radiation sterilization - Google Patents

Abstract

The present invention relates to a kind of assembly packaging system for medicine equipment radiation sterilization, comprising hand-held apparatus, the hand-held apparatus includes handle and the elongate rod being connected with handle, and the assembly packaging system also includes main bag body and extension tube；The main bag body includes near-end lip and the first connection lip and the first housing extended therebetween；The near-end lip limits open packaging opening；The first connection lip limits open connection hole；The first connection lip is connected lip with second and welds to form the first sealing region；First housing and the second housing are connected into overall seamless casing by the first sealing region, and the seamless casing limits the seamless cavity comprising one end open；The elongate rod loads in the extension tube, and the handle is fitted into the main bag body, and the near-end lip welds to form the second sealing region, and the second sealing region forms the closure of openings of the seamless cavity completely enclosed assembly packaging system.

Description

A kind of assembly packaging system for medicine equipment radiation sterilization

Technical field

The present invention relates to operating theater instruments, more particularly to a kind of packaging structure of operating theater instruments.

Background technology

Disposable operating theater instruments, including but not limited to stapler, surgical forceps for abdominoscope, laparoscope energy cuts device Tool, celioscope stitching apparatus, medical flushing suction pipe takes sundries, tractor, puncture outfit.Usual such operating theater instruments includes larger chi Very little handle and the elongated shaft being connected with handle, are referred to as hand-held apparatus by such apparatus hereinafter.The hand-held apparatus is wrapped Mounted in final sterilization packaging in, it is sterilized after in aseptic manner sale and accumulating.Described go out in the sterilizing term of validity and finally In the case that bacterium bag dress is not damaged by, packaged product keeps germ-free condition.Sterilization method is a lot, and most widely used includes EO Ethylene oxide sterilizing and ray sterilizing.The sterilization method generally has to be adapted with final sterilization packaging.

The final sterilization packaging for being used to pack hand-held apparatus disclosed at present mainly includes bag packaging and pallet packing (or blister pack).The production automation degree of wherein bag packaging is high, with low cost, yet with hand-held apparatus (generally Comprising thick handle, elongate rod and sharp top), its bag packaging system is easily pierced through on the elongate rod and sharp top Germ-free condition is caused to be destroyed.And the better reliability of the packaging of pallet packing (blister pack) and extensive use.

Pallet packing (or blister pack) is generally made up of upper cover plate (scraps of paper) and lower tray (lower cell-shell), the subiculum Disk is generally made up of plastic uptake mode, i.e., after the heating of plastic hard plate material is softened, multiple die cavities are generated by the way of vacuum suction Or channel, the die cavity or channel are used to containing and fixing packaged product.Fig. 1 depicts the existing packing technique of hand-held apparatus A kind of typical pallet packing system 30.The pallet packing system 30 defends the strong scraps of paper 31 and pallet cell-shell 32 comprising spy.It is described Pallet cell-shell 32 includes horizontal flanges 33 and multiple recessed die cavities 34 substantially normal thereto and the channel by each die cavity UNICOM 35.A kind of hand-held apparatus 10 includes handle 11 and sharp top 15 and the elongate rod 13 extended therebetween.Recessed cavity 34 is locked to hold Receive the handle 11, the channel 35 accommodates the elongate rod 13, along the water between the scraps of paper 31 and pallet cell-shell 32 Flat collar 33 welds (heat seal) and forms the complete (not shown) of sealing region 40, forms the final sterilization packaging of closing.

The degree of drawing of plastics sucking moulding product is typically smaller than by a definite limitation, the depth/width ratio of plastics sucking moulding die cavity Equal to 1, generally 1.5 are must not exceed under worst-case scenario.And the wall thickness of plastics sucking moulding die cavity is typically smaller than equal to 1mm, die cavity Maximum tension depth dimensions generally cannot be greater than 100mm.Up to the present pallet packing (the cell-shell bag of hand-held apparatus has been disclosed Dress), the hand-held apparatus is basic horizontal in the way of the axis of its elongate rod is basically parallel to horizontal flanges 33 (sealing region 40) Crouch in pallet or cell-shell, hereinafter indicated as horizontal blister pack (or being pallet blister pack).The horizontal blister pack Also there are many defects, main region entirety is longer to cause the production efficiency for welding (heat seal) relatively low and sealing region including sealing Stability is bad；Cavity dimension wasting space when causing the multiple final sterilizations packaging to be stacked with that differs is more etc..For example, figure The hand-held apparatus 10 described in 1 is the curved elastic separating plier of 5 × 330 millimeters of specifications, its pallet packing system 30 need consuming 570 × 200 millimeters of plastic sheet manufactures the pallet cell-shell 32, and 570 × 200 millimeters of spy defends the strong scraps of paper, does not only result in material Overall large usage quantity, the processing work area also resulted in occupied by the heat seal that cell-shell processing and final sterilization are packed is larger, from And the production batch of cell-shell production and packaging heat seal is reduced, cause production cost to increase.To solve foregoing one or more ask Topic, it is an object of the invention to propose a kind of assembly packaging system packed for hand-held apparatus.

The content of the invention

In one aspect of the invention, a kind of assembly packaging system for medicine equipment radiation sterilization is proposed, hand is included Holder tool, the hand-held apparatus includes handle and the elongate rod being connected with handle.The assembly packaging system also includes main bag body And extension tube.The main bag body includes near-end lip and the first connection lip and the first housing extended therebetween；It is described near End lip limits open packaging opening；The first connection lip limits open connection hole.The extension tube bag Containing the second connection lip and closed distal end and the second housing extended therebetween.The first connection lip connects with described second Lip is connect to weld to form the first sealing region；First housing and the second housing are connected into entirety by the first sealing region Seamless casing, the seamless casing limits the seamless cavity comprising one end open.The elongate rod loads the extension tube Interior, the handle is fitted into the main bag body, and the near-end lip welds to form the second sealing region, the second sealing region The closure of openings of the seamless cavity is formed to completely enclosed assembly packaging system.

In a kind of implementation, the first connection lip includes the first truncated cone wall, and the second connection lip is included Lip shape and the second adaptable truncated cone wall of size are connected with described first.

In another implementation, it is described second sealing region comprising first tilt sealing while and second tilt sealing while, Described first tilt sealing while and second tilt sealing while extend and is crossed to form wedge angle sealing region, the wedge angle seals region also Include at least two tails not sealed stretched out.

In another implementation, the closed distal end of the assembly packaging system includes the 3rd sealing region.Another side In case, the extension tube also includes the multiple folds set along its axis, and each fold includes the fold extended laterally Peak and corrugation valleys and the corrugated wall extended between the fold peak and corrugation valleys.

In another implementation, assembly packaging system-specific of the present invention is in radiation sterilization.The technology of this area Up to the present personnel are appreciated that the sterilizing methods of disposable products are a lot, including but not limited to ethylene oxide sterilizing, spoke Penetrate sterilizing, high-temp steam sterilizing, high temperature infection sterilizing, low temperature suffocating sterilization etc..

In another aspect of the present invention, a kind of manufacture method of the seamless casing of assembly packaging system, the nothing are proposed Seam housing is the first sealing region being connected comprising main bag body and extension tube.Its manufacture method has：

Plastic uptake and trimming process：Plastic uptake method manufactures multiple main bag bodies being connected, and trims the single main bag of (punching) formation Body；Extrusion molding and cutting process：Extrusion molding manufactures the extension tube and is cut to design size；

Welding sequence：It is main to include forming the closing welding of extension tube closed distal end, and the main bag body and extension tube are connected Into the connecting welding of an entirety.

Brief description of the drawings

In order to more fully understand the essence of the present invention, it is described in detail below in conjunction with accompanying drawing, wherein：

Fig. 1 is a kind of schematic diagram of the typical pallet blister pack system of prior art；

Fig. 2 is the explosive view of assembly packaging system 100；

Fig. 3 is the assembled view of assembly packaging system 100；

Fig. 4 is the schematic diagram after the sealing completely of assembly packaging system shown in Fig. 3 100；

Fig. 5 is the partial sectional view of assembly packaging system shown in Fig. 4；

Fig. 6 is the zoomed-in view of the closed distal end 157 of assembly packaging system shown in Fig. 5；

Fig. 7 is the zoomed-in view in the first sealing region 140 of assembly packaging system shown in Fig. 5；

Fig. 8 is the schematic perspective view of the main bag body 230 of another embodiment；

Fig. 9 is projection view of the main bag body 230 shown in Fig. 8 by proximate；

Figure 10 is the schematic diagram after the sealing completely of another embodiment assembly packaging system 200；

Figure 11 is the partial sectional view of assembly packaging system shown in Figure 10；

Figure 12 is the schematic perspective view of the main bag body 330 of another embodiment；

Figure 13 is the schematic perspective view of the other direction of main bag body 330 described in Figure 12；

Figure 14 is the side sectional view of main bag body 330 shown in Figure 13；

Figure 15 is projection view of the main bag body 330 described in Figure 13 by proximate；

Figure 16 is the schematic perspective view of another embodiment extension tube 350；

Figure 17 is the schematic perspective view of the assembly packaging system 300 of another embodiment；

Figure 18 is the schematic diagram after assembly packaging system shown in Figure 17 is completely enclosed；

Figure 19 is the partial sectional view of assembly packaging system shown in Figure 18；

Figure 20 is the partial enlarged view of the closed distal end 357 shown in Figure 19；

Figure 21 is the partial enlarged view of the bellows 380 shown in Figure 19；

Figure 22 is the partial enlarged view in the first sealing region 340 shown in Figure 19；

Figure 23 is the plastic uptake of body bag 330 manufacture schematic diagram；

Figure 24 is the trimming schematic diagram after the plastic uptake of body bag 330 manufacture described in Figure 23；

Figure 25 is body bag 330 and the welding schematic diagram of extension tube 350；

Figure 26 is the partial enlarged view in Figure 25 the first sealing region 340；

Figure 27 is the three-dimensional view of the extension tube 450 of another embodiment；

Figure 28 is the zoomed-in view of the closed distal end 457 shown in Figure 27；

In all views, identical label represents equivalent part or part.

Embodiment

Disclosed herein is embodiment of the present invention, it should be understood, however, that disclosed embodiment is only of the invention Example, the present invention can be realized by different modes.Therefore, this disclosure is not to be construed to be restricted, and It is the basis only as claim, and how basis of the invention is used as teaching those skilled in the art.This area Technical staff be appreciated that disposable operating theater instruments, including but not limited to stapler, surgical forceps for abdominoscope, abdominal cavity Mirror energy cuts apparatus, celioscope stitching apparatus, medical flushing suction pipe takes sundries, tractor, puncture outfit.Usual such surgical device Handle of the tool comprising large-size and the elongated shaft being connected with handle, are referred to as hand-held apparatus by such apparatus hereinafter.At this In invention, its final sterilization packaging is mainly described by taking the disposable curved elastic separating plier commonly used in laparoscopic surgery as an example.For convenience of table State, the side of follow-up all Proximity operation persons is defined as near-end, and the side away from operator is defined as distal end.

Fig. 2-7 illustrates a kind of assembly packaging system 100.The assembly packaging system 100 includes hand-held apparatus 10, main body Bag 130 and extension tube 150.Hand-held apparatus 10 includes handle 11 and sharp top 15 and the elongate rod 13 extended therebetween.First With reference to Fig. 2-3, the body bag 130 connects lip 137 and the first shell extended therebetween comprising near-end lip 135 and first Body 136.The near-end lip 135 limits open packaging opening 131；The first connection lip 137 limits open Connect hole 138.The shape of the packaging opening 131 can be circle shape, oval loop-shaped, polygon loop-shaped or its His irregular closing loop-shaped.In the present invention, the shape of the packaging opening 131 is approximate rectangular.Similar, the connecting hole Hole 138 can also be circle shape, oval loop-shaped, polygon loop-shaped or other irregular closing loop-shapeds.This reality In example, the connection hole 138 is circle shape.Those skilled in the art is to be understood that first housing 136 Shape is generally adapted with the shape of packaged product, and the profile for being typically based on packaged product coats and simplifies formation.

Referring now to Fig. 2-5, the extension tube 150 is comprising the second connection lip 155 and closed distal end 157 and prolongs therebetween The second housing 156 stretched.In a kind of embodiment, the extension tube 150 is first manufactured into one end by extrusion molding and includes cylinder openend 157a and the other end include the second connection tubular blank of lip 155, then by cylinder openend 157a thermal compression weldings formation the 3rd Seal side 170.In this example, the 3rd sealing side 170 constitutes closed distal end 157.

Referring now to Fig. 3-7, the first connection lip 137 is connected the welding of lip 155 with described second and forms the first sealing Region 140.The first sealing region 140 connects the body bag 130 and extension tube 150 integral seamless casing 160, The seamless casing 160 limits the seamless cavity 161 comprising one end open.

With continued reference to Fig. 3-7, the operating theater instruments 10 is encased in the inside of assembly packaging system, wherein the elongate rod 13 Load inside the extension tube 150, the handle 11 loads inside the main bag body 130, the welding of near-end lip 135 is formed The closure of openings of the seamless cavity 161 is formed completely enclosed by the second sealing region 120, the second sealing region 120 Assembly packaging system 100.It will be understood to those skilled in the art that the welding manner there are many types, include but is not limited to Thermal compression welding, ultrasonic bonding, high-frequency welding, radiation welding, pulse welding etc..Such as of the present invention first, second, third Sealing region is formed by thermal compression welding.The body bag 130 and extension tube 150 can be made of a variety of materials, and be included but is not limited to Polyethylene (HDPE, LDPE), polypropylene (PP), polyvinyl chloride (PVC), thermoplastic elastomer (TPE) (TPE), PET, PETG etc..

Fig. 8-9 depicts the main bag body 230 of another embodiment.The body bag 230 includes near-end lip 235 and first Connection lip 237 and the first housing 236 extended therebetween.The near-end lip 235 limits open packaging opening 231；First connection, 237, the lip limits open connection hole 238.The near-end lip 235 includes column ring wall 232 With horizontal wall 233.In this example, the proximal lip 235 is subtriangular horizontal wall comprising 2 roughly the same profiles 233, the horizontal wall 233 includes tail 234.

Referring now to Figure 10-11, a kind of assembly packaging system 200 includes hand-held apparatus 10, body bag 230 and extension tube 150. The first connection lip 237 is connected the welding of lip 155 with described second and forms the first sealing region 240.First sealing Region 240 connects the body bag 230 and extension tube 150 integral seamless casing 260, and the seamless casing 260 is limited Go out to include the seamless cavity 261 of one end open.With continued reference to Figure 10-11, the operating theater instruments 10 is encased in assembly packaging system Inside, wherein the elongate rod 13 loads inside the extension tube 150, the handle 11 loads inside the main bag body 230, Near-end lip 235 (the column ring wall 232 and horizontal wall 233) welding forms second and seals region 220, the second sealing area The closure of openings of the seamless cavity 261 is formed completely enclosed assembly packaging system 200 by domain 220.The second sealing area Domain 220 tilts sealing 226 two parts when 222 and second tilt sealing comprising first, and described first tilts the sealing He of region 222 Second, which tilts sealing side 226, is crossed to form wedge angle sealing region 224, wherein not welded at the tail 234.The wedge angle sealing Region 224 and tail 234 are torn when being easy to use.

Figure 12-15 depicts the main bag body 330 of another embodiment, and the main bag body 330 includes plane lip 335 and the One connection lip 337 and the first housing 336 extended therebetween.The plane lip 335 is comprising in lip outward flange 334 and lip Edge 332 and the planar wall 333 extended therebetween, the lip inward flange 332 limit open packaging opening 331.The lip Outward flange 334 also includes the tail 339 of extension.In the present embodiment, 337, the first connection lip includes the first truncated cone wall And limit open connection hole 338.Figure 16, Figure 20 and Figure 21 depict the extension tube 350 of another embodiment.It is described to prolong Long tube 350 includes the second connection lip 355 and closed distal end 357 and the second housing 356 extended therebetween.It is a kind of preferred In scheme, the extension tube 350 is first manufactured into one end by extrusion molding, and comprising cylinder openend 357a, the other end includes frustoconical The tubular blank of second connection lip 355 of shape, then cylinder openend 357a thermal compression weldings formation the 3rd is sealed into side 370. In this example, the 3rd sealing side 370 constitutes closed distal end 357.Referring now to Figure 16 and Figure 21, another design In, the extension tube 350 also includes bellows 380.The bellows 380 is by multiple along the axially arranged of extension tube 350 Fold 382 is constituted, and each fold 382 includes the fold peak 383 extended laterally and corrugation valleys 385 and at the fold peak The corrugated wall 384 extended between 383 and corrugation valleys 385.

Referring now to Figure 17 and Figure 22, a kind of assembly packaging system 300 includes hand-held apparatus 10, body bag 330 and extension tube 350.The first connection lip 337 is connected the welding of lip 355 with described second and forms the first sealing region 340.Described first Sealing region 340 connects the body bag 330 and extension tube 350 integral seamless casing 360, the seamless casing 360 Limit the seamless cavity 361 for including one end open.Now with continued reference to Figure 17, the operating theater instruments 10 is encased in assembly packaging system The inside of system, wherein the elongate rod 13 loads inside the extension tube 150, the front hand grip 14 of the handle 11 loads the master Inside bag 230, and the back handle 12 of the handle 11 extends to the outside of the main bag body 230.

Referring now to Figure 18-19, form second along the lip outward flange 334 welding and seal region 320, the second sealing area The closure of openings of the seamless cavity 361 is formed completely enclosed assembly packaging system 300 by domain 320.The second sealing area Domain 320 tilts sealing 326 two parts when 322 and second tilt sealing comprising first, and described first tilts the sealing He of region 322 Second, which tilts sealing side 326, is crossed to form wedge angle sealing region 324, wherein sealing what region 324 stretched out by the wedge angle Do not welded at tail 339.The wedge angle sealing region 324 and tail 339 are torn when being easy to use.

One those skilled in the art it is contemplated that the seamless casing 160, seamless casing 260 and can not housing 360 with Pallet cell-shell 32 described in background is compared, and adding welding sequence, (welding forms first and seals region 140, the first sealing region 240 or the first sealing region 340), this may cause seamless casing 160, the overall system of seamless casing 260 and seamless casing 360 Cause this increase.However, reasonably selecting manufacture method and rational designing and manufacturing technique, manufacturing cost can be reduced on the contrary.

In one aspect of the invention, a kind of manufacture method of the seamless casing 360 is proposed.The seamless casing 360 is wrapped Containing body bag 330 and extension tube 350 and the first sealing region 340 being connected.Its manufacture method mainly includes plastic uptake With trimming process, extrusion molding and trimming process, welding sequence.

Plastic uptake and trimming process：So-called plastic uptake, i.e., after being softened using plastic sheet (film) heating, vacuum suction is in mould Surface, cools down aftershaping.So-called trimming, that is, remove excess stock.Figure 23-24 depicts the plastic uptake legal system of the body bag 330 Make in schematic diagram, a kind of design, use 1 meter × 1 meter of sheet material can be with more than 20 body bags 330 of plastic uptake.Figure 31 Depict the process that trimming (punching) forms single body bag 330.In a kind of design, disposable punching is formed outside lip Edge 334 and first connects lip 337.A kind of preferred the first connection lip 337 is in frustoconical.

Extrusion molding and cutting process：The extrusion molding, refers to plastics by the effect between extruder barrel and screw rod, while heated Plasticizing, while pushed forward by screw rod, continues through head and a kind of processing methods of various cross section articles or semi-products is made. In a kind of preferred scheme, the extension tube 350 is manufactured into one end using extrusion process and includes cylinder openend 357a (in figure not Show) and second connection lip 355 tubular blank of the other end comprising frustoconical.The shape and manufacturing process of the tubular blank Similar to the suction pipe for being widely used in food service industry.Suction pipe extrusion molding is one of most ripe processing technology, its process equipment at present Cheap, processing efficiency is very high, therefore its product cost is very low.

Welding sequence：It is main to include being formed the closing welding of second housing closed distal end 357, and by the body bag 330 and second housing be linked to be the connecting welding of an entirety.The closing welding is not usually required to extra mould, using general Flat heater welding.As it was noted above, the cylinder openend closing welding of the tubular blank is formed into closed distal end 357, many products can be disposably welded, its process equipment is cheap, and processing efficiency is very high.As shown by figures 25-26, will First connection lip 337 and second welding 355 is welded together to form the soldering appliance master needed during the first sealing region 340 To include the lower mould 391 of welding and soldering tip 393, its is simple in construction, in that context it may be convenient to which multiple products are disposably welded in realization.And the One connection lip 337 and second welding 355 includes the frustoconical being mutually matched, and is conducive to the control of welding process.

It is previously mentioned convenient while ensuring enough sealing strengths, final sterilization again because taking packaging when should use apart The sealing quality control of packaging is extremely important and complexity.It should be noted that the understanding of difference, sealing control described here is referred mainly to can Tear sealing side.Such as the second sealing region 320 described in this example is also known as tearable sealing side.The heat seal on the tearable sealing side Intensity should it is smaller to use when can easily take packaging apart, but simultaneously again with need to have enough heat sealing strengths ensure packaging Reliability, therefore the sealing quality control on such tearable sealing side is complex.Up to the present, country variant or area are directed to The correlated quality control on such tearable sealing side is normalized, and such as EN868-5 provides what sterilizing paper and plastic heat sealing were formed Tearable sealing side, its seal side intensity should >=1.5N/15MM, and tearable sealing side excessively heat-sealing can not occur when causing to tear More than 10mm a scrap of paper is produced on the sealing side.But the first sealing region 340 of the present invention, the 3rd sealing region 370 are not belonging to tearable sealing side, are only the common sealing side for playing connection and sealing effect, and its main performance includes certain Sealing strength and enough gas tightness, those skilled in the art are to be understood that the quality control on such common sealing side System is relatively easy, is unlikely to largely to increase quality control cost.

, only can be once using 1 meter × 1 meter of sheet material relative to the method that plastic uptake method processing method manufactures the pallet cell-shell 32 Pallet cell-shell described in property plastic uptake about 7, the pallet packing system 30 described in background needs the spy of 570 × 200 millimeters of consuming to defend The strong scraps of paper, and the total length on the tearable sealing side of the pallet packing system 30 is about 1600 millimeters.This causes the use of packaging material Amount is larger and increases material cost, while taking the larger and tearable sealing side of work top size when pallet cell-shell and the sealing of lid material Length it is oversize and add processing cost.Although the seamless casing 360 described in this example adds process, due to plastic uptake and Extrusion molding it is highly efficient in productivity, therefore rational arrange plastic uptake and trimming process, extrusion molding and trimming process, each work of welding sequence Processing quantity while position, can be greatly improved production efficiency on the contrary.Contribute to reduce waste material simultaneously, reduce the whole of product The thick wall thickness with acquisition evenly of body wall.Therefore excellent quality can be kept while production cost is reduced, mainly included Reduce tearable sealing edge lengths, reduce packaging volume, prevent sharp top from puncturing product packaging, attractive in appearance and convenient displaying etc..

Figure 27-28 depicts the extension tube 450 of another embodiment.The extension tube 450 includes the second connection lip 455 With closed distal end 457 and the second housing 456 extended therebetween.In a kind of preferred scheme, the extension tube 450 is first by blowing The original extension tube comprising how many extension tube 450 is made in modeling, then prunes away except the excess stocks such as blow gun obtain the extension tube 450。

The many different embodiments and example of the present invention are had shown and described.One ordinary skill of this area Personnel, without departing from the scope of the invention, adaptive improvement can be made by suitably modified to methods described and apparatus. For example change the product that the shape and size of main bag body of the present invention are allowed to and are packaged to be adapted, for example, change the present invention The shape and size of the first described connection lip, change shape and size of near-end lip of the present invention etc..Several kinds are repaiied Direction-determining board is referred, for those skilled in the art, and other amendment schemes are also what is be contemplated that.Therefore this hair Bright scope should according to accessory claim, while be understood not to the structure for being shown and being recorded by specification and accompanying drawing, Material or the particular content of behavior are limited.

Claims (7)

1. a kind of assembly packaging system for medicine equipment radiation sterilization, comprising hand-held apparatus, the hand-held apparatus includes hand Handle and the elongate rod being connected with handle, it is characterised in that：

1) the assembly packaging system also includes main bag body and extension tube；

2) main bag body includes near-end lip and the first connection lip and the first housing extended therebetween；The proximal lip Portion limits open packaging opening；The first connection lip limits open connection hole；

3) extension tube includes the second connection lip and closed distal end and the second housing extended therebetween；

4) the first connection lip is connected lip with described second and welds to form the first sealing region；The first sealing region First housing and the second housing are connected into overall seamless casing, the seamless casing is limited comprising one end open Seamless cavity；

5) elongate rod loads in the extension tube, and the handle is fitted into the main bag body, and the near-end lip welds shape Into the second sealing region, the closure of openings of the seamless cavity is formed completely enclosed assembly packaging by the second sealing region System.

2. assembly packaging system as claimed in claim 1, it is characterised in that the first connection lip includes the first truncated cone Wall, the second connection lip, which is included, is connected lip shape and the second adaptable truncated cone wall of size with described first.

3. assembly packaging system as claimed in claim 1, it is characterised in that the second sealing region tilts envelope comprising first Close while and second tilt sealing while, it is described first tilt sealing while and second tilt sealing while extend be crossed to form wedge angle seal area Domain, the wedge angle sealing region also includes at least two tails not sealed stretched out.

4. assembly packaging system as claimed in claim 1, it is characterised in that the closed distal end includes the 3rd sealing region.

5. assembly packaging system as claimed in claim 1, it is characterised in that the extension tube is also included and set along its axis Multiple folds, each fold include the fold peak extended laterally and corrugation valleys and the fold peak and corrugation valleys it Between the corrugated wall that extends.

6. the assembly packaging system as described in any as described in claim 1-5, it is characterised in that carried out using radiation sterilization Final sterilization.

7. the manufacture method of the seamless casing of assembly packaging system as claimed in claim 4, the seamless casing includes main bag Body and extension tube and the first sealing region being connected；Characterized in that, having：Plastic uptake and trimming process：Plastic uptake method The multiple main bag bodies being connected of manufacture, and trim the single main bag body of (punching) formation；

Extrusion molding and cutting process：Extrusion molding manufactures the extension tube and is cut to design size；

Welding sequence：It is main to include forming the closing welding of extension tube closed distal end, and the main bag body and extension tube are connected Into the connecting welding of an entirety.