WO1998026822A1 - Cartouche pour dispositif ejecteur - Google Patents

Cartouche pour dispositif ejecteur Download PDF

Info

Publication number
WO1998026822A1
WO1998026822A1 PCT/EP1997/007030 EP9707030W WO9826822A1 WO 1998026822 A1 WO1998026822 A1 WO 1998026822A1 EP 9707030 W EP9707030 W EP 9707030W WO 9826822 A1 WO9826822 A1 WO 9826822A1
Authority
WO
WIPO (PCT)
Prior art keywords
cartridge
mouthpiece
piston
ejector device
particular according
Prior art date
Application number
PCT/EP1997/007030
Other languages
German (de)
English (en)
Inventor
Alfred Von Schuckmann
Original Assignee
Alfred Von Schuckmann
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 Alfred Von Schuckmann filed Critical Alfred Von Schuckmann
Priority to AU58567/98A priority Critical patent/AU5856798A/en
Publication of WO1998026822A1 publication Critical patent/WO1998026822A1/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178—Syringes
    • A61M5/31—Details
    • A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31565—Administration mechanisms, i.e. constructional features, modes of administering a dose
    • A61M5/3159—Dose expelling manners
    • A61M5/31593—Multi-dose, i.e. individually set dose repeatedly administered from the same medicament reservoir
    • A61M5/31595—Pre-defined multi-dose administration by repeated overcoming of means blocking the free advancing movement of piston rod, e.g. by tearing or de-blocking
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C5/00—Filling or capping teeth
    • A61C5/60—Devices specially adapted for pressing or mixing capping or filling materials, e.g. amalgam presses
    • A61C5/62—Applicators, e.g. syringes or guns
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178—Syringes
    • A61M5/24—Ampoule syringes, i.e. syringes with needle for use in combination with replaceable ampoules or carpules, e.g. automatic
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178—Syringes
    • A61M5/31—Details
    • A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31565—Administration mechanisms, i.e. constructional features, modes of administering a dose
    • A61M5/31576—Constructional features or modes of drive mechanisms for piston rods
    • A61M5/31583—Constructional features or modes of drive mechanisms for piston rods based on rotational translation, i.e. movement of piston rod is caused by relative rotation between the user activated actuator and the piston rod
    • A61M5/31586—Constructional features or modes of drive mechanisms for piston rods based on rotational translation, i.e. movement of piston rod is caused by relative rotation between the user activated actuator and the piston rod performed by rotationally moving or pivoted actuator, e.g. an injection lever or handle
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178—Syringes
    • A61M5/24—Ampoule syringes, i.e. syringes with needle for use in combination with replaceable ampoules or carpules, e.g. automatic
    • A61M2005/2485—Ampoule holder connected to rest of syringe
    • A61M2005/2488—Ampoule holder connected to rest of syringe via rotation, e.g. threads or bayonet
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178—Syringes
    • A61M5/31—Details
    • A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31511—Piston or piston-rod constructions, e.g. connection of piston with piston-rod
    • A61M2005/3152—Piston or piston-rod constructions, e.g. connection of piston with piston-rod including gearings to multiply or attenuate the piston displacing force
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178—Syringes
    • A61M5/31—Details
    • A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
    • A61M5/34—Constructions for connecting the needle, e.g. to syringe nozzle or needle hub
    • A61M2005/341—Constructions for connecting the needle, e.g. to syringe nozzle or needle hub angularly adjustable or angled away from the axis of the injector

Definitions

  • 00001 Cartridge for ejector device 00002 00003 The invention relates to a cartridge for a 00004 hand-operated, tappet-relocating ejector device, with a plunger-sealed filling 00006 of a medicinal substance and a front mouthpiece with a 00007 mouth opening and a backward-holding cartridge section for receiving the cartridge section in 00009 of the ejector device.
  • a hand-operated ejector device is known from 00012 US-PS 2,472,116. It is pistol-shaped and accommodates an injection syringe on the barrel side. 00014 The can be used over a cross shaft.
  • the plunger 00015 of this device engages like a claw-like pressure piece of the piston skirt 00017 of this ejector device in the manner of a cross section.
  • 00018 00019 An ejector device also essentially 00020 pistol-shaped design results from 00021 EP 0 063 891 B2.
  • the substance is located in a cartridge which is piston-locked at the rear and which, on the other hand, has a mouthpiece angled at an angle to the longitudinal axis of the cartridge 00024. Its mouth opening 00025 can be closed by a cap.
  • the mouthpiece 00026 laterally projects over the cross section of the receptacle section of the cartridge.
  • the piston hangs partially out at the back 00028. 00029 00030
  • the object of the invention is to improve the cartridge and cartridge 00031 assignment.
  • 00032 00033 This task is first and foremost at 00034 a cartridge for a hand-operated, a plunger 00035 relocating ejector device with the features of Solved 00036 claim 1, the focus being on that
  • 00038 is provided for fastening the cartridge in the ejector
  • 00042 piston is on the one hand in a recessed
  • 00053 is shifted mouthpiece side.
  • 00062 piston has a peripheral bead in cooperation
  • the shell can be
  • the cartridge can be easily in
  • 00140 offers the aforementioned, rotationally locking sleeve 00141 le.
  • the rotating part is designed like a sleeve.
  • Fig. 1 shows an ejector in perspective
  • Fig. 2 shows a longitudinal section through the casing-reinforced
  • 00163 Fig. 3 is an inside view of the shell
  • FIG. 4 the top view of the cartridge
  • Fig. 5 shows the ejector in side view
  • FIG. 6 shows a representation corresponding to FIG. 5, 00175 but with the 00176 ejector device in the actuating position, 00177 00178 FIG. 7 the section along line VII-VII in FIG. 5, 00179 00180 FIG. 8 the bare cartridge in a side view and 00181 00182 Fig. 9 the associated shell, partially broken open, 00183 showing clamping beads (the last two 00185 figures are again shown in a substantial 00185 magnification).
  • 00186 00187
  • the ejector device E shown is manually operated - 00188 bar and has the size of a conventional hand tool.
  • the ejector device E is used to dispense medical substances, held ready in a cartridge 1.
  • the volume of 00194 is such that a pasty amount, in the dental field for 00195, is sufficient amount of substance S before 00196. 00197 00198
  • the application takes place via a plunger movement in 00199 in the direction of the arrow x (see FIG. 6).
  • the ejector device E is designed in the form of pliers. The latter comprises a Zan00203 leg 2 fixed to the housing and a movable, movable 00204 tong leg 3, which can be pulled against it. The latter swivels around a commercial 00205 pin 4 and is loaded with spring 00206 in the direction of its basic position.
  • the commercial spigot 4 crosses a housing 5 of the 00207 quite flat ejector device E. Housing 5 and 00208 fixed leg 2 are connected in one piece. 00209 Starting from the housing 5, this is another Schen ⁇
  • tappet guide 7 for a tappet 8th
  • the ejector device E contains a pinion 9.
  • the channel of the tappet guide 7 is for formation
  • 00238 agent in the housing 5 It can be a
  • 00243 be integrally molded. He sticks out with his 00244 free end in a pocket 17 of the other half of the housing 00245 te. Further details emerge from DE-GM 00246 295 15 040.8 and are included here in their entirety, also for the purpose of incorporating features of these documents in 00248 claims of the present application. 00249 00250 Now for the cartridge 1 in detail: It has a long 00251 cylindrical receiving section 18 for the substance S, 00252 represented by a dot pattern patch. Seen in the 00253 drawing on the left, the Kartu00254 cal 1 a mouthpiece 19 is formed.
  • 00284 den den.
  • the latter is cap-shaped. She points
  • the mouthpiece 19 is essentially in
  • 00301 are axially spaced. There are two.
  • the shell 24 is further inside with a
  • Mouth-side 00339 the ribs 29 point out in a roof shape.
  • the 00340 roof inclinations 00341 enclosing an angle of approximately 90 ° are designated by 30.
  • the ridge line of the roof-shaped thinning lies in the radial.
  • a total of four such ribs 29 are realized, distributed at equal angles on the circumference of the receiving section 18.
  • 00345 00346 The sleeve 24 interlocks with the cylindrical 00347 receiving section 18 of the cartridge 1.
  • the grooves are in the appropriate number of ribs
  • end face 28 of the casing 24 also tip the rib-shaped
  • the basically cylindrical piston 34 has approximately the
  • Circumferential bead 38 and stop collar 23 lie
  • this rotating part is seated on a pin section 43 which is provided at the end 00431 and which receives the sleeve-like 00432 rotating part 42 in an axially secured manner.
  • the tenon section 00433 also forms the plunger guide 7.
  • a thread bore with a smaller cross-section begins, tra00436 the internal thread 36 to the 00440 housing-fixed pin portion 43 forms.
  • it has 00441 a projection 44 directed radially inwards, which snaps into a matching annular groove 45 of the pin section 43.
  • the rotating part 42 is held 00444.
  • the cartridge 1 can be filled via the mouth opening 00472 20. If necessary, their mouth opening 20 00473 is sealed. This can be an aluminum foil 00474 with a protruding tip that protrudes freely. 00475 00476 All features disclosed are essential to the indication. 00477 In the disclosure of the application, the 00478 disclosure content of the associated / attached priority documents (copy of the prior application) is also fully included 00480, also for the purpose of including features of these 00481 documents in claims of the present application with 00482. 00483

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Anesthesiology (AREA)
  • Engineering & Computer Science (AREA)
  • Vascular Medicine (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Dentistry (AREA)
  • Epidemiology (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Surgical Instruments (AREA)

Abstract

L'invention concerne une cartouche (1) pour dispositif éjecteur à actionnement manuel (E) déplaçant un poussoir (8) avec remplissage arrière d'une substance médicale (S), piston fermé, comportant un ajutage (19) présentant un orifice (20), ainsi qu'une section d'appui arrière (21) destinée au logement de la cartouche (1) dans le dispositif éjecteur (E). En vue de perfectionner la cartouche et l'agencement de celle-ci, l'invention est caractérisée en ce que la section d'appui (21) est munie d'un filetage destiné à la fixation de la cartouche (1) dans le dispositif éjecteur (E), avec déplacement axial, de telle façon que le piston (34) parvienne dans la zone d'action du poussoir (8).
PCT/EP1997/007030 1996-12-16 1997-12-15 Cartouche pour dispositif ejecteur WO1998026822A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU58567/98A AU5856798A (en) 1996-12-16 1997-12-15 Cartouche for ejector device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19652272.2 1996-12-16
DE1996152272 DE19652272A1 (de) 1996-12-16 1996-12-16 Kartusche für Ejektoreinrichtung

Publications (1)

Publication Number Publication Date
WO1998026822A1 true WO1998026822A1 (fr) 1998-06-25

Family

ID=7814861

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP1997/007030 WO1998026822A1 (fr) 1996-12-16 1997-12-15 Cartouche pour dispositif ejecteur

Country Status (3)

Country Link
AU (1) AU5856798A (fr)
DE (1) DE19652272A1 (fr)
WO (1) WO1998026822A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019211682A2 (fr) 2018-05-04 2019-11-07 3M Innovative Properties Company Pistolet de distribution permettant de distribuer un matériau dentaire

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10244960B4 (de) * 2002-09-26 2004-12-02 Siemens Ag Kartusche mit Verbindung für einen Pump-Antrieb und Handhabungs-System für einen flüssigen oder gasförmigen Stoff

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2172059A (en) * 1985-03-08 1986-09-10 Ici Plc Extrusion apparatus
EP0382481A1 (fr) * 1989-02-06 1990-08-16 William B. Dragan Capsule
EP0416975A1 (fr) * 1989-08-25 1991-03-13 André Taddei Dispositif portatif pour effectuer des dosages multiples d'un produit liquide ou pâteux
EP0600580A2 (fr) * 1992-11-18 1994-06-08 Ultradent Products, Inc. Seringue d'application avec extrémité de mixtion et de distribution détachable
US5460523A (en) * 1994-07-14 1995-10-24 Jeneric/Pentron Dental composite cartridge
DE29515040U1 (de) * 1995-09-20 1997-01-23 Schuckmann Alfred Von Handbetätigbares Gerät zur Ausgabe insbesondere medizinischer Substanzen

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2172059A (en) * 1985-03-08 1986-09-10 Ici Plc Extrusion apparatus
EP0382481A1 (fr) * 1989-02-06 1990-08-16 William B. Dragan Capsule
EP0416975A1 (fr) * 1989-08-25 1991-03-13 André Taddei Dispositif portatif pour effectuer des dosages multiples d'un produit liquide ou pâteux
EP0600580A2 (fr) * 1992-11-18 1994-06-08 Ultradent Products, Inc. Seringue d'application avec extrémité de mixtion et de distribution détachable
US5460523A (en) * 1994-07-14 1995-10-24 Jeneric/Pentron Dental composite cartridge
DE29515040U1 (de) * 1995-09-20 1997-01-23 Schuckmann Alfred Von Handbetätigbares Gerät zur Ausgabe insbesondere medizinischer Substanzen

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019211682A2 (fr) 2018-05-04 2019-11-07 3M Innovative Properties Company Pistolet de distribution permettant de distribuer un matériau dentaire
WO2019211682A3 (fr) * 2018-05-04 2019-12-12 3M Innovative Properties Company Pistolet de distribution permettant de distribuer un matériau dentaire

Also Published As

Publication number Publication date
AU5856798A (en) 1998-07-15
DE19652272A1 (de) 1998-08-06

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