WO2023144800A1 - Élément de fermeture pour récipients pharmaceutiques et son procédé de fabrication - Google Patents

Élément de fermeture pour récipients pharmaceutiques et son procédé de fabrication Download PDF

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Publication number
WO2023144800A1
WO2023144800A1 PCT/IB2023/050821 IB2023050821W WO2023144800A1 WO 2023144800 A1 WO2023144800 A1 WO 2023144800A1 IB 2023050821 W IB2023050821 W IB 2023050821W WO 2023144800 A1 WO2023144800 A1 WO 2023144800A1
Authority
WO
WIPO (PCT)
Prior art keywords
pharmaceutical container
closing element
pharmaceutical
aperture
seal portion
Prior art date
Application number
PCT/IB2023/050821
Other languages
English (en)
Inventor
Mario BARTOLOMEI
Original Assignee
Metalco S.R.L.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Metalco S.R.L. filed Critical Metalco S.R.L.
Publication of WO2023144800A1 publication Critical patent/WO2023144800A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
    • A61J1/14—Details; Accessories therefor
    • A61J1/1412—Containers with closing means, e.g. caps
    • A61J1/1425—Snap-fit type
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
    • A61J1/14—Details; Accessories therefor
    • A61J1/1406—Septums, pierceable membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D51/00—Closures not otherwise provided for
    • B65D51/14—Rigid discs or spherical members adapted to be held in sealing engagement with mouth of container, e.g. closure plates for preserving jars
    • B65D51/145—Rigid discs or spherical members adapted to be held in sealing engagement with mouth of container, e.g. closure plates for preserving jars by means of an additional element connected directly to the container
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D51/00—Closures not otherwise provided for
    • B65D51/18—Arrangements of closures with protective outer cap-like covers or of two or more co-operating closures

Definitions

  • the present invention relates to the pharmaceutical field and it relates , precisely, to a closing element , in particular a closure , or lid, or any other similar element for sealing a container such as a bottle , a vial , a small bottle , etc . that is intended to contain a pharmaceutical product .
  • the invention relates to a process for producing such a closing element for pharmaceutical containers .
  • closures that must be able to guarantee the integrity and the inviolability of their content until they are opened by the authori zed person .
  • a very widespread type of closures for pharmaceutical containers comprises two distinct parts . More precisely, these closures provide a first part , normally a lid made of vulcani zed rubber, provided with a portion that , in working conditions , is housed within the container, and with another portion that , in use , is positioned in contact with the edge of the mouth of the pharmaceutical container .
  • the closing element furthermore , comprises a second part made of a metallic material , generally aluminium, which is superimposed to the aforementioned first part and fixed to the container, for example by crimping, in such a way that once removed it cannot be used anymore .
  • the second part of the closing element has , on the one hand, the aim to push the first part against the mouth of the pharmaceutical container in order to hermetically close the same and, on the other hand, it has the function of a seal , because it guarantees that it is not possible to reach the first part of the closing element without leaving any mark of the removal of the second part and, therefore , it guarantees the inviolability of the content of the pharmaceutical container .
  • the aforementioned type of closing members for pharmaceutical containers has a not-negligible environmental impact in particular due to the high quantity of vulcani zed rubber that is needed .
  • a further disadvantage of the closures for pharmaceutical containers formed by more components is that , at the moment to draw up the inventory, each component has to be registered separately with great loss of time and complications .
  • closures described in these documents are of the type that can be pierced by a needle to draw its content by a syringe . More in detail , the closures that are described in these documents are provided with a removable portion in order to expose , once removed, a portion made of rubber, or other material , suitable to be pierced by the needle . Therefore , these closures can be used only in the case that the pharmaceutical product contained within the pharmaceutical container is in liquid form and intended to be administered to the patient by inj ection .
  • an obj ect of the present invention to provide a closing element for pharmaceutical containers that is able to overcome the drawbacks above disclosed of the closing members of prior art . It is , in particular, an obj ect of the present invention to provide a closing element for pharmaceutical containers that is able to simpli fy the processes for sterili zing the pharmaceutical containers and, therefore , to speed up the same in addition to reduce costs with respect to the closing members of prior art .
  • a closing element for a pharmaceutical container provided with a cavity delimited by a lateral wall and with an aperture through which it is possible to reach said cavity, said aperture being laterally delimited by an edge , said closing element having a main body comprising :
  • seal portion configured to be engaged to said pharmaceutical container, said seal portion being provided with a weakening line delimiting a first part and a second part of said seal portion, said second part being arranged to be removed disengaging the same from said first part at said weakening line ;
  • a sealing portion made of elastic material and configured to be housed, in use , within said housing portion and to be positioned in contact with said edge of said aperture ; whose main characteristic is that the aforementioned housing portion and the aforementioned sealing portion are firmly anchored to each other at respective engagement surfaces , in such a way to be removed integrally with each other from the pharmaceutical container, that said seal portion is arranged to be engaged to said pharmaceutical container at said second part and that the weakening line is positioned, in use , below the aforementioned edge , in such a way that when said second part of said seal portion is removed, the sealing element is still covered by the first part of the seal portion .
  • the aforementioned housing portion faces , in use , towards the aforementioned edge of the aforementioned aperture .
  • the housing portion and the sealing portion can be firmly anchored to each other at the aforementioned engagement surface by an inj ection moulding process .
  • the housing portion and the sealing portion can be firmly anchored to each other at the aforementioned engagement surface by a process di comoulding, in particular co-moulding of metal and plastic materials .
  • the aforementioned main body can be made of a metallic material . More in particular, the main body can be made of aluminium . In this way, it is possible , in particular, to simpli fy the process for sterili zing the pharmaceutical container .
  • the aforementioned sealing portion can be made of rubber .
  • the aforementioned weakening line can be configured in such a way to disengage , in particular in an irreversible way, the aforementioned second part from the aforementioned first part of the seal portion when the second part is caused to rotate tangentially to the aforementioned first part .
  • the second part of the seal portion can be provided with a grasp portion configured to be grasped by a user in order to pull the second part same , in particular causing it to rotate tangentially to the aforementioned first part as above disclosed, in such a way to separate it from the first part .
  • the aforementioned sealing portion can be provided with at least one through hole adapted to be positioned, in use , above the aforementioned aperture of the pharmaceutical container .
  • the aforementioned sealing portion can have an annular shape .
  • the aforementioned sealing portion can be a substantially flat shaped element .
  • the sealing portion can have a circular, or elliptical , or polygonal , for example rectangular, or square, cross section .
  • a process for producing a closing element for a pharmaceutical container provided with a cavity laterally delimited by a lateral wall and with an aperture through which it is possible to reach the aforementioned cavity, said aperture being laterally delimited by an edge , said process comprising the steps of :
  • a process for producing a closing element for a pharmaceutical container provided with a cavity laterally delimited by a lateral wall and with an aperture through which it is possible to reach the aforementioned cavity, said aperture being laterally delimited by an edge , said process comprising the steps of :
  • main body in particular made of metallic material , within a mould, said main body being provided with :
  • a seal portion configured to be engaged, in use , to said pharmaceutical container, said seal portion being provided with a weakening line delimiting a first part and a second part of said seal portion, said seal portion being arranged to be engaged to said pharmaceutical container at said second part , said second part being arranged to be removed disengaging form said first part at said weakening line , said weakening line being positioned, in use , below said edge of said pharmaceutical container ;
  • a system for storing a product in particular a pharmaceutical product, comprises:
  • a pharmaceutical container provided with a cavity delimited by a lateral wall and with an aperture through which it is possible to reach said cavity, said aperture being laterally delimited by an edge ;
  • the pharmaceutical container in particular made of metallic material , such as aluminium, or an aluminium alloy, can be provided with an end portion which protrudes from the aforementioned edge . More in particular, the aforementioned end portion can be configured to protrude from the aforementioned edge up to a free end .
  • the aforementioned end portion can be shaped in such a way to bend towards the pharmaceutical container, in particular towards a portion having a reduced cross section, or neck, of the pharmaceutical container same .
  • the free end of the end portion can be , in particular, positioned at a predetermined distance d from the lateral wall , in particular from the aforementioned portion having a reduced cross section, or neck of the pharmaceutical container .
  • the aforementioned seal portion can be arranged to be engaged, in particular by crimping, to the pharmaceutical container at the aforementioned free end of the end portion .
  • the main body of the closing element and the pharmaceutical container can be made of the same material or, however, of two materials that can be sterili zed, in particular two metallic materials that can be sterili zed, for example aluminium, or an aluminium alloy .
  • Fig . l diagrammatically shows a side elevation perspective view of a pharmaceutical container provided with a closing element according to the invention in a disassembled configuration
  • Fig . 2 diagrammatically shows a side elevation perspective view of the pharmaceutical container and the closing element of figure 1 in an assembled configuration
  • Fig . 3 diagrammatically shows a longitudinal cross section view of the pharmaceutical container and the closing element of figure 2 ;
  • Fig . 4 diagrammatically shows an enlargement of the pharmaceutical container and the closing element of figure 3 to highlight some technical aspects
  • Fig . 5 diagrammatically shows a side elevation perspective view of a pharmaceutical container provided with an embodiment of the closing element alternative to that one of figure 2 ;
  • Fig . 6 diagrammatically shows a side elevation perspective view of the pharmaceutical container and the closing element of figure 5 during an initial stage of the removal step of the seal portion;
  • Fig . 7 diagrammatically shows a longitudinal cross section view of the pharmaceutical container and the closing element of figure 6 ;
  • Fig . 8 diagrammatically shows an enlargement of the pharmaceutical container and the closing element of figure 7 to highlight some technical aspects ;
  • Fig . 9 diagrammatically shows a side elevation perspective view of the pharmaceutical container and the closing element of figure 5 at the end stage of the removal step of the seal portion;
  • Fig . 10 diagrammatically shows a longitudinal cross section view of the pharmaceutical container and the closing element of figure 9 ;
  • Fig . 11 diagrammatically shows an enlargement of the pharmaceutical container and the closing element of figure 10 to highlight some technical aspects ;
  • Fig . 12 diagrammatically shows a side elevation perspective view of a pharmaceutical container provided with a further embodiment of the closing element alternative to that of figure 2 ;
  • Fig . 13 diagrammatically shows a side elevation perspective view of the pharmaceutical container and the closing element of figure 12 during an initial stage of the removal step of the seal portion;
  • Fig . 14 diagrammatically shows a longitudinal cross section view of the pharmaceutical container and the closing element di figure 12 ;
  • Fig . 15 diagrammatically shows a longitudinal cross section view of a pharmaceutical container provided with still another alternative embodiment of the closing element according to the invention.
  • Fig . 16 diagrammatically shows an enlargement of the pharmaceutical container and the closing element of figure 15 to highlight some technical aspects ;
  • Fig . 17 diagrammatically shows a perspective view of a possible alternative embodiment of the sealing element that can be used for the closing element according to the invention
  • Fig . 18 diagrammatically shows a longitudinal cross section view of a possible embodiment alternative to that one of figure 16 of a pharmaceutical container to which the closing element according to the invention can be applied;
  • Fig . 19 diagrammatically shows an enlargement of the pharmaceutical container and the closing element of figure 18 to highlight some technical aspects ;
  • Fig . 20 diagrammatically shows a longitudinal cross section view of a possible embodiment alternative to that one of figure 19 of the closing element according to the invention
  • Fig . 21 diagrammatically shows an enlargement of the pharmaceutical container and the closing element of figure 20 to highlight some technical aspects ;
  • Fig . 22 diagrammatically shows a block diagram of the main steps of the process , according to the invention, for producing the closing element for pharmaceutical containers ;
  • Fig . 23 diagrammatically shows a block diagram of the main steps of another process , according to the invention, for producing the closing element for pharmaceutical containers ;
  • Fig . 24 diagrammatically shows a possible layout of a plant for producing the closing element for pharmaceutical containers according to the invention .
  • a closing element 1 for a pharmaceutical container 50 , such as a bottle , a vessel , a small bottle , a flask, provided with a cavity 55 delimited by a lateral wall 51 and an aperture 52 laterally delimited by an edge 53 , through which it is possible to reach the aforementioned cavity 55 .
  • the closing element 1 comprises , in particular, a main body 10 comprising a seal portion 15 configured to be engaged to the lateral wall 51 of the pharmaceutical container 50 , for example by crimping .
  • the aperture 52 of the aforementioned pharmaceutical container 50 can have a diameter equal to , or greater than 20 mm, for example comprised between 20 mm and 220 mm .
  • the closing element 1 comprises , furthermore , a housing portion 11 , in particular facing, in use , towards the aforementioned edge 53 of the aperture 52 , and a sealing portion 20 made of an elastic material and configured to be housed, in use , within the housing portion 11 . More in particular, the sealing portion 20 i s adapted to be positioned, in use , in contact with the edge 53 of the aperture 52 in such a way to tightly close the pharmaceutical container 50 .
  • the main body 10 and the aforementioned sealing portion 20 which is housed within the housing portion 11 , are firmly anchored to each other at respective engagement surfaces 16 and 26 by an inj ection moulding, or co-moulding, process , in particular a co-moulding process of metal and plastic materials .
  • the main body 10 can be made of a metallic material , preferably aluminium, or an aluminium alloy .
  • the aforementioned sealing portion 20 can be made of rubber, preferably butyl rubber .
  • the seal portion 15 comprises a first part 15a and a second part 15b mutually engaged to each other in a removable way at an engagement portion 19 . More precisely, the seal portion 15 is engaged to the pharmaceutical container 50 , in particular to the neck of this , at the second part 15b .
  • the seal portion 15 is provided with a weakening line 18 , in particular a portion having a reduced thickness , or a pre-cut line .
  • the weakening line 18 delimits the first and the second part 15a and 15b, in the sense that it indicates the limit between the first and the second part 15a and 15b, of the seal portion 15 .
  • the closing element 1 is disengaged from the pharmaceutical container 50 and can be removed from the closing position of the aperture 52 when desired .
  • the weakening line 18 and therefore the engagement portion 19 , can be configured in such a way to be broken disengaging the second part 15b of the seal portion 15 from the first part 15a, when a rotation of the second part 15b tangentially to the first part 15a is caused .
  • the weakening line 18 can be obtained by reducing locally the thickness of the seal portion 15 , whereby when the user grasps the second part 15b and applies a determined force on the same , it causes it to be separated from the first part 15a at the weakening line 18 .
  • the removal of the second part 15b that means the breaking of the engagement portion 19
  • the removal of the second part 15b can be obtained by rotating the second part 15b with respect to the first part 15a, in such a way to cause the two parts 15a and 15b of the seal portion 15 to be separated from each other .
  • the technical solution provided by the present invention allows to avoid that , during the removal of the seal portion 15 , some particles of the material of which it is made of , can enter the pharmaceutical container 50 contaminating its content .
  • the seal portion 15 can be configured in such a way that once that the second part 15b is removed, the sealing element 20 is not exposed, and, therefore , it cannot be reached from the outside . This can be obtained, in particular, by positioning the weakening line 18 in a position such that when the second part 15b of the seal portion 15 is removed, the sealing element 20 remains covered, that means hidden, by the first part 15b, in particular entirely covered by the first part 15b .
  • the weakening line 18 can be made in such a way to be positioned, in use , below the edge 53 , or at least at the same height . In this way, at the moment to remove the second part 15b of the seal portion 15 , it is guaranteed that the sealing element 20 remains in a correct working position avoiding that extraneous bodies , in particular dust , dirty, which settles on the lateral wall 51 of the pharmaceutical container 50 , or on the seal portion 15 same , as well as other impurities , in particular metallic fragments of the material of which the pharmaceutical container 50 , and/or the closing element 1 , is made of , can enter the cavity 55 , contaminating its content .
  • the aforementioned pharmaceutical container 50 can be provided with an end portion 56 which protrudes from the edge 53 .
  • the aforementioned end portion 56 starting from the aforementioned edge 53 from which it protrudes , bends towards the pharmaceutical container 50 , in such a way to be superimposed on a part of the lateral wall 51 of the pharmaceutical container 50 , in particular at least on a part of a portion having a reduced cross section, or neck 57 , of which the container same is provided of . More precisely, the end portion 56 protrudes from the edge 53 up to a free end 59 .
  • Thi s is , preferably, positioned at a predetermined distance d from the lateral wall 51 of the pharmaceutical container, in particular the neck 57 of the same , i f present .
  • the end portion 56 together with the pharmaceutical container 50 can delimit a cavity 58 .
  • the weakening line 18 can be configured in such a way to be positioned, in use , at the end portion 56 , in particular between the edge 53 and the free end 59 of the end portion 56 .
  • the seal portion 15 can be engaged, for example by crimping, to the free end 59 of the end portion 56 , in such a way to ensure a firm anchoring of the seal portion 15 , and precisely of the second part 15b of this , to the pharmaceutical container 50 .
  • the second part 15b of the seal portion 15 can be provided with a grasp portion 17 configured to be grasped by a user in order to cause the same to be rotated tangentially to the first part 15a, as disclosed above .
  • the grasp portion 17 can extend along a direction that is substantially radial to the main body 10 of the closing element 1 ( case that is shown in the figures from 5 to 11 ) or along a direction that is substantially tangential to the main body 10 (case that is shown as an example in the figures from 12 to 15 ) .
  • the sealing element 20 can extend between the opposite end portions 54a and 54b of the edge 53 of aperture 52 of the pharmaceutical container 50 and, therefore , be positioned upon the aperture 52 same for al l its length ( case that is shown, for example , in the figures 10 and 14 ) .
  • the sealing element 20 can have a substantially flat shape .
  • the sealing element 20 can be provided with at least a hole 22 superimposed, in use , to the aperture 52 of the pharmaceutical container 50 .
  • the sealing element 20 can have an annular, or substantially annular, shape , in particular with a polygonal cross section, advantageously substantially square , or rectangular, or curved, in particular substantially elliptical , or circular, and can be placed on the edge 53 of the aperture 52 , but not upon this latter, or however, not upon the whole aperture 52 , leaving at least a part of the aperture 52 uncovered .
  • the sealing element is shown having a circular cross section, it is not excluded that it can have an elliptical , or polygonal , in particular square , or rectangular, cross section, cases that are not shown in the figure .
  • the main body 10 of the closing element 1 and the pharmaceutical container 50 are made of the same material , advantageously aluminium, or an aluminium alloy .
  • the necessary sterile conditions for the product that is contained in it are , anyway, maintained, thus avoiding any contamination of the same and, therefore , assuring the absolute integrity of the same .
  • a pharmaceutical container 50 and a closing element 1 as described above with reference to the figures from 1 to 20 form a system 100 for storing a pharmaceutical product .
  • a process for producing a closing element 1 for a pharmaceutical container 50 such as a bottle , a small bottle , a test tube , but also a vial , and similar containers that are used in the pharmaceutical field, of the type described above with reference to the figures from 1 to 16 , and, in particular, provided with a cavity
  • the process provides a step of disposing of a main body 10 provided with a seal portion 15 configured to be engaged, in use , to the lateral wall 51 of the pharmaceutical container 50 and with a housing portion 11 , in particular adapted to face , in use , towards the edge 53 of the aperture 52 , block 301 .
  • a step is provided of positioning a sealing portion made of elastic material within the aforementioned housing portion 11 , block 302 , and therefore , a step for anchoring the housing portion 11 and the sealing portion 20 to each other at respective engagement surfaces 16 and 26 , block 303 .
  • the process for producing can provide an inj ection moulding, or co-moulding in particular of plastic and metallic materials . More precisely, the process can provide , in particular, a step for positioning the aforementioned main body 10 within a mould, block 304 , and, then, a step for inj ecting an elastic material , for example rubber, preferably melted, into the aforementioned main body 10 at the housing portion 11 . Then, a solidi fying step of the aforementioned elastic material within the housing portion 11 will produce a sealing portion 20 .
  • the solidi fying step produces the aforementioned firm anchoring of the housing portion 11 and the sealing portion 20 at the engagement surfaces 16 and 26 .
  • FIG 24 a possible layout is diagrammatically shown of a plant for producing the closing elements 1 for pharmaceutical containers according to the invention .
  • an apparatus 200 in particular provided with a push member 210 adapted to force a predetermined quantity of elastic material , preferably melted rubber, in particular melted butyl rubber, 155 , to pass through an inj ection mouth 215 , to be introduced within the mould 150 up to reaching a housing portion 11 of the main body 10 .
  • the material can be introduced already melted, in particular through an inlet duct , for example a hopper 220 , or can be introduced at the solid state, for example in granules and can be , then, melted by a heating system, not shown in figure for clarity reasons , of which the apparatus 200 can be provided with .
  • the elastic material will form the aforementioned sealing element 20 . More precisely, during the solidi fication of the elastic material 155 , a firm anchoring will be obtained of the sealing element 20 and the main body 10 , and precisely at the aforementioned housing portion 11 , at the aforementioned respective engagement surfaces 16 and 26 .
  • the aforementioned weakening line 18 can be made on the container body 10 before introducing the same within the mould 150, or at the end of the moulding, or comoulding, process, i.e. once that the sealing element 20 has been firmly anchored to the same.

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  • Health & Medical Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)

Abstract

La présente invention concerne un élément de fermeture (1) pour un récipient pharmaceutique (50) comprenant une cavité (55) délimitée par une paroi latérale (51) et une ouverture (52) délimitée latéralement par un bord (53). L'élément de fermeture (1) comprend un corps principal (10) pourvu d'une partie d'étanchéité (15) conçue pour être mise en prise avec la paroi latérale (51) du récipient pharmaceutique (50). La partie d'étanchéité (15) est pourvue d'une ligne d'affaiblissement (18) délimitant une première partie (15a) et une seconde partie (15b). Cette dernière est conçue pour être retirée de la première partie (15a) au niveau de la ligne d'affaiblissement (18). L'élément de fermeture (1) comprend en outre une partie de boîtier (11) et une partie d'étanchéité (20) constituée d'un matériau élastique. Cette dernière est logée, lors de l'utilisation, à l'intérieur de la partie de boîtier (11) et est positionnée en contact avec le bord (53) de l'ouverture (52). La partie de boîtier (11) et la partie d'étanchéité (20) sont fermement ancrées l'une à l'autre au niveau de leurs surfaces de mise en prise respectives (16, 26). La ligne d'affaiblissement (18) est positionnée, lors de l'utilisation, au-dessous du bord (53). L'invention concerne également un procédé de production de l'élément de fermeture (1) susmentionné et un système (100) de stockage des produits pharmaceutiques.
PCT/IB2023/050821 2022-01-31 2023-01-31 Élément de fermeture pour récipients pharmaceutiques et son procédé de fabrication WO2023144800A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT202200001565 2022-01-31
IT102022000001565 2022-01-31

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WO2023144800A1 true WO2023144800A1 (fr) 2023-08-03

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3888377A (en) * 1973-05-30 1975-06-10 Reinhard Stadler Closure cap for an infusion flask
US20180147115A1 (en) * 2015-04-30 2018-05-31 Otsuka Pharmaceutical Factory, Inc. Lid cover for medicine container
US20190209435A1 (en) * 2015-05-13 2019-07-11 Fresenius Kabi Deutschland Gmbh Container for a medical liquid

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3888377A (en) * 1973-05-30 1975-06-10 Reinhard Stadler Closure cap for an infusion flask
US20180147115A1 (en) * 2015-04-30 2018-05-31 Otsuka Pharmaceutical Factory, Inc. Lid cover for medicine container
US20190209435A1 (en) * 2015-05-13 2019-07-11 Fresenius Kabi Deutschland Gmbh Container for a medical liquid

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