JP2000126293A - Needleless injector - Google Patents

Needleless injector

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Publication number
JP2000126293A
JP2000126293A JP30725298A JP30725298A JP2000126293A JP 2000126293 A JP2000126293 A JP 2000126293A JP 30725298 A JP30725298 A JP 30725298A JP 30725298 A JP30725298 A JP 30725298A JP 2000126293 A JP2000126293 A JP 2000126293A
Authority
JP
Japan
Prior art keywords
injection
nozzle
time
medicinal liquid
needleless syringe
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP30725298A
Other languages
Japanese (ja)
Inventor
Tatsuo Kimura
辰男 木村
Original Assignee
Shimadzu Corp
株式会社島津製作所
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 Shimadzu Corp, 株式会社島津製作所 filed Critical Shimadzu Corp
Priority to JP30725298A priority Critical patent/JP2000126293A/en
Publication of JP2000126293A publication Critical patent/JP2000126293A/en
Application status is Pending legal-status Critical

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/30Syringes for injection by jet action, without needle, e.g. for use with replaceable ampoules or carpules
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/30Syringes for injection by jet action, without needle, e.g. for use with replaceable ampoules or carpules
    • A61M5/3007Syringes for injection by jet action, without needle, e.g. for use with replaceable ampoules or carpules with specially designed jet passages at the injector's distal end
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/32Needles; 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
    • A61M5/329Needles; 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 characterised by features of the needle shaft
    • A61M5/3291Shafts with additional lateral openings

Abstract

PROBLEM TO BE SOLVED: To shorten the injection time of a needleless injector even when the amount of a medicinal liquid to be injected is large and to eliminate a pain at the time of injection. SOLUTION: Plural fine injection holes 2a to 2c are provided at the tip curved face part of the nozzle 2 of the needleless injector. Then, at the time of injecting the medicinal liquid taken into a medicinal liquid room 2d in the nozzle 2, the medicinal liquid is injected vertically with respect to the skin surface of an injecting site by the same pressure from the respective holes 2a to 2c, thereby injection can be executed without a pain within a short injecting time without causing any failure of injection.

Description

【発明の詳細な説明】 DETAILED DESCRIPTION OF THE INVENTION

【0001】 [0001]

【発明の属する技術分野】本発明は、ノズルの噴射孔から吸入した一定量の薬液をジェット噴射させて皮下注射を行う針無注射器に関する。 The present invention relates to the certain amount of the chemical liquid sucked from the injection hole of the nozzle by jetting about the needleless syringe to perform a subcutaneous injection.

【0002】 [0002]

【従来の技術】針無注射器はその先端部のノズルの噴射孔から薬液を一定量吸入した後、再度噴射孔から薬液をジェット噴射することにより、薬液を患者の皮下に注入する注射器である。 BACKGROUND ART needleless syringe After a certain amount of intake of the chemical liquid from the injection hole of the nozzle at the tip portion, by jetting a chemical liquid again from the injection hole, a syringe for injecting a drug solution subcutaneously in the patient. すなわち、針無注射器による注射は皮下注入時に注射針を使用しない針無注射であるため、 That is, since the injection by needleless syringe is a needleless injection without using injection needle when injected subcutaneously,
痛みを伴わない、注射痕が残らない、注射ミスが皆無等の利点があり、例えば糖尿病患者自身が日常的にインシュリンを自己注射する場合にも用いられている。 Without pain, injection marks do not remain, injection miss has the advantage of none, such as, for example diabetes patient's own is also used in the case of self-injection on a daily basis insulin.

【0003】従来、このような針無注射器には、その先端部分に図4に示すようなノズル10が用いられている。 Conventionally, such a needleless syringe, a nozzle 10 as shown in FIG. 4 is used in the tip portion. このノズル10内のシール機能を備えたピストン1 The piston 1 having the sealing function of the nozzle 10
1を前後に駆動することにより、噴射孔10aを通して薬液の吸入、噴射注入が行われている。 By driving one before and after inhalation of the chemical, the injection injection being performed through the injection hole 10a. 前記噴射孔10 The injection holes 10
aは、ノズル10の中心軸上に位置して設けられ、注射量が多い場合にも十分な噴射圧力を保持したまま瞬時に注射が完了するように、その口径は比較的大きく、0. a is provided to a position on the central axis of the nozzle 10, so that injection is completed instantaneously while maintaining sufficient injection pressure even when the injection amount is large, its diameter is relatively large, 0.
16mm程度に仕上げられている。 It is finished in about 16mm. ちなみに、インシュリンの場合には2〜50単位の注射量を注射することが可能である。 Incidentally, in the case of insulin can be injected with injection volume of 2 to 50 units.

【0004】 [0004]

【発明が解決しようとする課題】従来の針無注射器は以上のように構成されているが、噴射孔の口径が一定値以上を越えると注射時に痛みを伴い、その痛みは噴射孔の口径の大きさにおよそ比例することがわかっている。 While THE INVENTION Problems to be Solved by conventional needleless syringe is constructed as described above, the diameter of the injection hole is painful on injection exceeds a predetermined value or more, the diameter of the pain injection hole it has been found that approximately proportional to the size. また、噴射孔の口径を小さくすると注射時の痛みは無いが、噴射孔からの薬液噴射量が少ないため注射時間が長くなり、注射部位で注射器が動いたりして注射失敗を起こすという問題があった。 Further, there is no pain upon injection and to reduce the diameter of the injection hole, the injection time for a small chemical injection amount from the injection hole is increased, a problem of causing syringe moves or to injection failure at the injection site It was.

【0005】本発明は、このような事情に鑑みてなされたものであって、注射量が多い場合でも注射時の痛みがなく、注射時間が短くて注射失敗のない針無注射器を提供することを目的とする。 [0005] The present invention was made in view of such circumstances, no pain on injection, even if the injection amount is large, to provide a needleless syringe without injection failure short injection time With the goal.

【0006】 [0006]

【課題を解決するための手段】上記の目的を達成するため、本発明は、先端部のノズルの噴射孔から吸入した一定量の薬液を、前記噴射孔からジェット噴射させ皮下注射する針無注射器において、前記ノズル先端に複数の噴射孔を設けたものである。 Means for Solving the Problems] To achieve the above object, the present invention, a certain amount of the chemical liquid sucked from the injection hole of the nozzle tip portion, needleless syringe for subcutaneous injection is jetted from the injection holes in, it is provided with a plurality of injection holes in the nozzle tip.

【0007】本発明の針無注射器は、上記のように構成されており、細い複数の噴射孔から注射部位に垂直に薬液を噴射させて注射することができ、注射時の痛みと注射失敗を無くすことができる。 [0007] The needleless syringe of the present invention is constructed as described above, vertically to inject liquid medicine into the injection site a thin plurality of injection holes can be injected, the injection failure and pain on injection it can be eliminated.

【0008】 [0008]

【発明の実施の形態】以下、実施例により本発明を詳細に説明する。 BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, the present invention will be described in detail by way of Examples. 図1は本発明のノズルを用いた針無注射器の実施例を示す断面図、図2は本発明のノズルの構造を示す断面図、図3は本発明の針無注射器と薬液バイアルの結合状態を示す断面図である。 Figure 1 is a cross-sectional view showing an embodiment of a needleless syringe using the nozzle of the present invention, cross-sectional view showing the structure of a nozzle of Figure 2 is the invention, the bonding state of the needleless syringe and chemical vial 3 present invention it is a sectional view showing a.

【0009】図1に示すように、針無注射器1は両端面が開口している前側円筒4と後側円筒5とがネジ部42 [0009] As shown in FIG. 1, needleless syringe 1 and a rear cylinder 5 and the front cylinder 4 which both end surfaces are open threaded portion 42
にて螺合されてなる金属製あるいは硬質樹脂製の円筒体6と、その先端部のネジ部43にて螺合され、先端に噴射孔2a、2b、2cと内部にピストン21を備えたノズル2と、円筒体6の中空部にあって軸方向に移動可能にピストン21を連結したロッド3及びその駆動機構から構成されている。 Nozzle with a cylindrical body 6 made of metal or hard resin consisting screwed, screwed by a screw portion 43 of the tip section, the tip in the injection hole 2a, 2b, 2c and the inner piston 21 at 2, and a rod 3 and a driving mechanism connecting the movable piston 21 in the axial direction in the hollow portion of the cylindrical body 6.

【0010】前記ピストン21は円錐体21aに薬液をシールするためのOリング21bを巻着し、その後方にあるT形連結部21cをロッド3の長孔3aに嵌合させることによりロッド3に連結している。 [0010] The piston 21 is wound around the O-ring 21b for sealing the liquid medicine in the cone 21a, the rod 3 by fitting into the long hole 3a of the rod 3 a T-shaped connecting portion 21c in the rear It has been linked. また、前記ロッド3は、その先端から約1/4の長さの所にフランジリング31を一体的に結合し、その後方部円周上のラッチ孔35を、後端部に凹み36を設けている。 Further, the rod 3, the flange ring 31 is integrally coupled at from the tip of about 1/4 of the length, the latch hole 35 on its rear part circumference, a recess 36 provided at the rear portion ing. そして、ロッド3の後方部の軸方向にフランジ33付きのガイドパイプ32が嵌め込まれ、前記フランジリング31とフランジ33間には圧縮バネ34がロッド3を通して配設されており、それによってロッド3は前進方向に付勢する力を与えられている。 Then, the guide pipe 32 with flanges 33 in the axial direction of the rear portion of the rod 3 is fitted, said between flange ring 31 and the flange 33 is disposed a compression spring 34 through the rod 3, whereby the rod 3 It has been given the power to biased in the forward direction.

【0011】一方、後側円筒5内の円周上の突起部51 Meanwhile, on the circumference of the rear cylinder 5 projecting portion 51
の後方には固定リング52が固設され、その後方部円周上に設けられた複数個の小孔54にラッチボール53が嵌め込まれている。 Of the rear is fixed the fixing ring 52, the latch ball 53 is fitted into a plurality of small holes 54 provided in the rear portion on the circumference. そして、固定リング52の後方にはスライドリング57が軸方向に移動可能に挿入され、そのスライドリング57の後端にラッチ解除ボタン56が軸方向に移動可能に嵌め込まれている。 The slide ring 57 is inserted to be movable in the axial direction to the rear of the fixing ring 52, the latch release button 56 is fitted to be movable in the axial direction to the rear end of the slide ring 57. また、固定リング52の後端には可動小ピース58が軸方向に移動可能に嵌め込まれている。 The movable small piece 58 is fitted to be movable in the axial direction to the rear end of the fixing ring 52. この可動小ピース58とスライドリング57間に圧縮バネ55が介設されていて、この圧縮バネ55によりスライドリング57が後退方向に常に付勢されている。 The the movable small piece 58 and a compression spring 55 between the slide ring 57 is interposed, the slide ring 57 is always biased in the backward direction by the compression spring 55.

【0012】前記ノズル2は複数の噴射孔2a、2b、 [0012] The nozzle 2 is the plurality of injection holes 2a, 2b,
2cを備えており、図2はその断面図を示したものである。 Includes a 2c, FIG. 2 shows a cross-sectional view thereof. 先端部は注射部位に安定して密着するように、中心点をOとする半径Rの球面状とし、その球面に垂直の噴射孔2a、2b、2cが設けられている。 Tip in close contact stably at the injection site, and the radius R of the spherical to the center point and O, the injection hole 2a perpendicular to the spherical surface, 2b, 2c are provided. これら噴射孔2a、2b、2cの口径は0.08〜0.12mm程度とし、断面積にして、従来の4分の1から2分の1に縮小されている。 These injection holes 2a, 2b, 2c of the bore is about 0.08~0.12Mm, in the cross-sectional area, has been reduced from 1 conventional quarter to one half. 前記噴射孔2a、2b、2cは球面のようななめらかな曲面に対して垂直に開けられているので、注射部位の皮膚面に対しても垂直に薬液を注入することができ、注射量が多くても、複数の噴射孔2a、2 The injection holes 2a, 2b, since 2c is opened perpendicularly to the smooth surface such as spherical, can also be injected chemical perpendicular to the skin surface at the injection site, many injection amount also, a plurality of injection holes 2a, 2
b、2cを用いることにより、注射時の痛みを無くし、 b, by using a 2c, eliminating the pain at the time of injection,
注射時間を短縮することができる。 It is possible to shorten the time of injection.

【0013】上記針無注射器1を用いて薬液取り込み及び注射は次のような方法で行われる。 [0013] chemical uptake and injected with the needleless syringe 1 is performed by the following method. 図3に示すように、ノズル2の先端凸曲面と密着して凹曲面9aに変形するシリコンゴムなどの弾性部材9bと吸入針9とを一体に固着したケース8aと、それに螺合されるケース下8bからなるバイアルアダプタ8に、薬液バイアル7を吸入針9に挿入して収納した後、このバイアルアダプタ8を針無注射器1のノズル2の円筒状凹みに挿入し、回転させることにより、針無注射器1にバイアルアダプタ8が固定される。 As shown in FIG. 3, a case in which is engaged elastically with the member 9b and the casing 8a which is integrally fixed to the suction needles 9, it threadedly such as silicone rubber in close contact with the leading end convex surface of the nozzle 2 is deformed into the concave curved surface 9a the vial adapter 8 made below 8b, after storing by inserting the drug solution vial 7 into the suction needle 9, to insert the vial adapter 8 in the cylindrical recess of the needleless syringe 1 of the nozzle 2, by rotating the needle vial adapter 8 is fixed to the syringe 1. 前記吸入針9の弾性部材9bには、ノズル2の噴射孔2aと当接する位置にのみ吸入孔が通されている。 Wherein the elastic member 9b inhalation needle 9, the injection hole 2a and only the suction hole at a position abutting the nozzle 2 is in communication.

【0014】そして、図1に示した注射後の針無注射器1の後側円筒5を前進方向に回していくと、圧縮バネ3 [0014] Then, when the side cylinder 5 after the needleless syringe 1 after injection shown in FIG. 1 will rotate in the forward direction, the compression spring 3
4が圧縮されながら固定リング52が前進し、可動小ピース58が凹み36に挿入され前進が止まるが、固定リング52はそのまま進み、ラッチボール53はラッチ孔35に入り圧縮バネ55によりスライドリング57が後退し、ラッチ解除ボタン56がリセットされる。 4 is advanced a fixed ring 52 while being compressed, but the forward are inserted in the movable small piece 58 is recessed 36 stops, the fixing ring 52 Continue, the latch ball 53 is the slide ring by the compression spring 55 enters the latch hole 35 57 but retracted, the latch release button 56 is reset. これでラッチが完了する。 This latch in is completed. 次に後側円筒5を後退する方向に回転させると、ピストン21とロッド3は連動して圧縮バネ34を圧縮したままの状態で後退し、ノズル2の先端部の内面とピストン21の円錐体21aの円錐面との間に低気圧の薬液室2d(図2参照)ができ、薬液バイアル7内の薬液が吸入針9とそれに密着しているノズル2 Rotating in the direction of retracting the rear cylinder 5 Next, the piston 21 and the rod 3 is retracted in a state in which compressed the compression spring 34 in conjunction, cone inner surface and the piston 21 of the tip portion of the nozzle 2 between the conical surface of 21a can cyclonic chemical chamber 2d (see FIG. 2), the nozzle chemical liquid in the chemical liquid vial 7 is in close contact therewith a suction needle 9 2
の噴射孔2aを通って薬液室2d内に取り込まれる。 It incorporated in the chemical chamber 2d through the injection holes 2a.

【0015】次に、必要な薬液取込量が得られるよう、 [0015] Then, as the chemical uptake required can be obtained,
前側円筒4表面の目盛り(図示せず)に後側円筒5の先端側を合わせ所定の薬液量を取り込んだ後、バイアルアダプタ8を取り外し、ノズル2を患者の注射部位にあてがいラッチ解除ボタン56を押すと、スライドリング5 After capturing a predetermined chemical liquid amount combined distal end side of the rear cylinder 5 in the scale of the front cylinder 4 surface (not shown), remove the vial adapter 8, the latch release button 56 Ategai the nozzle 2 to the injection site of the patient When you press, the slide ring 5
7の先端の内面がラッチボール53を乗り越え、ラッチ孔35からラッチボール53が飛び出し、ロッド3はフリーとなって高速で前方に移動する。 7 tip inner surface of the can over the latch ball 53, the latch ball 53 pops out from the latch hole 35, the rod 3 is moved forward at high speed in a free. このときピストン21は長孔3aの遊びで初速を減速されずに、運動量を得てピストン21を前進させる。 At this time the piston 21 without decelerating the initial velocity in the play of the elongated hole 3a, to advance the piston 21 to give momentum. このピストン21によって薬液室内の薬液は高圧で圧縮され、噴射孔2a、2 Chemical chemical chamber by the piston 21 is compressed at high pressure, the injection hole 2a, 2
b、2cから高速で飛びだし皮下注射が行われる。 b, subcutaneous injection is performed jumped out 2c at a high speed.

【0016】上記注射時、注射部位の皮膚面はノズル先端の曲面に沿って密着されているため、複数個の噴射孔はそれぞれ注射部位の皮膚面に対して垂直で当接された状態を維持し、細い噴射孔を通して薬液が注入されるため、注射時に痛みを発生しない。 [0016] maintained at the injection, because the skin surface at the injection site are in close contact along the nozzle tip curved surface, a state of being contact with the vertical to the skin surface of each plurality of injection holes injection site and, because the chemical solution is injected through a fine jet hole, it does not generate pain on injection.

【0017】なお、上記実施例の他、ノズル2の噴射孔の数は注射量に応じて増減してもよく、また、大きさは全て同じで無くてもよい。 [0017] Note that, in addition to the above embodiment, the number of injection holes of the nozzle 2 may be increased or decreased in accordance with the injection amount or may be omitted in all sizes same. さらに、ノズル先端の形状は球面以外の曲面、例えば楕円曲面を用いることもできる。 Furthermore, the shape of the nozzle tip can also be used curved surfaces other than spherical, for example, the elliptic surface. 複数の噴射孔はこれら曲面と垂直方向に穿設されるのが望ましいが、必ずしもこれに限定されるものではない。 The plurality of injection holes desired to be formed in these curved surfaces perpendicular direction, but is not necessarily limited thereto.

【0018】 [0018]

【発明の効果】本発明の針無注射器は上記のように構成されており、複数の噴射孔を用いることにより、注射量が多い場合でも噴射孔を細くすることができる。 Needleless syringe of the present invention, according to the present invention is constituted as described above, it can be by using a plurality of injection holes, slimming injection hole even when the injection amount is large. そして、どの噴射孔からも同じ圧力で、注射部位の皮膚面に対して垂直に薬液が注入されるため、注射量が多い場合でも痛みを伴わずに、注射失敗を起こさない短い時間内で注射を行うことができる。 Then, at the same pressure from any injection holes, since the chemical solution is injected perpendicular to the skin surface at the injection site, painlessly even if the injection amount is large, the injection within a short time that does not cause injection failure It can be performed.

【図面の簡単な説明】 BRIEF DESCRIPTION OF THE DRAWINGS

【図1】本発明のノズルを用いた針無注射器の実施例を示す断面図である。 1 is a cross-sectional view showing an embodiment of a needleless syringe using the nozzle of the present invention.

【図2】本発明のノズルの構造を示す断面図である。 2 is a cross-sectional view showing the structure of a nozzle of the present invention.

【図3】本発明の針無注射器と薬液バイアルの結合状態を示す断面図である。 3 is a cross-sectional view showing a coupling state of the needleless syringe and chemical vial of the present invention.

【図4】従来の針無注射器に用いられるノズルの断面図である。 4 is a cross-sectional view of a nozzle used in a conventional needleless syringe.

【符号の説明】 DESCRIPTION OF SYMBOLS

1・・・針無注射器 2、10・・・ノズル 2a、2b、2c、10a・・・噴射孔 2d・・・薬液室 3・・・ロッド 3a・・・長孔 4・・・前側円筒 5・・・後側円筒 6・・・円筒体 7・・・薬液バイアル 8・・・バイアルアダプタ 8a・・・ケース上 8b・・・ケース下 9・・・吸入針 9a・・・凹曲面 9b・・・弾性部材 11、21・・・ピストン 21a・・・円錐体 21b・・・Oリング 21c・・・T形連結部 31・・・フランジリング 32・・・ガイドパイプ 33・・・フランジ 34、55・・・圧縮バネ 35・・・ラッチ孔 36・・・凹み 42、43・・・ネジ部 51・・・突起部 52・・・固定リング 53・・・ラッチボール 54・・・小孔 56・・・ラッチ解除ボタン 57・・・スライドリング 58 1 ... needleless syringe 2,10 ... nozzle 2a, 2b, 2c, 10a ··· injection holes 2d ... chemical chamber 3 ... rod 3a ... slot 4 ... front cylinder 5 ... rear cylinder 6 ... cylinder 7 ... chemical vials 8 ... vial adapter 8a ... case upper 8b under ... case 9 ... intake needle 9a ... concave surface 9b · · elastic members 11, 21 ... piston 21a ... cone 21b ... O-ring 21c ... T-shaped connecting portions 31 ... flange ring 32 ... guide pipe 33 ... flange 34, 55 ... compression spring 35 ... latch holes 36 ... recessed 43 ... screw part 51 ... projections 52 ... securing ring 53 ... latch balls 54 ... small hole 56 ... latch release button 57 ... slide ring 58 ・・可動小ピース ... moving small piece

Claims (1)

    【特許請求の範囲】 [The claims]
  1. 【請求項1】先端部のノズルの噴射孔から吸入した一定量の薬液を、前記噴射孔からジェット噴射させ皮下注射する針無注射器において前記ノズル先端に複数の噴射孔を設けたことを特徴とする針無注射器。 The method according to claim 1] tip predetermined amount of the chemical liquid sucked from the injection hole of the nozzle of a feature in that a plurality of injection holes in the nozzle tip in the needleless syringe for subcutaneous injection is jetted from the injection holes needleless syringe to.
JP30725298A 1998-10-28 1998-10-28 Needleless injector Pending JP2000126293A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP30725298A JP2000126293A (en) 1998-10-28 1998-10-28 Needleless injector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP30725298A JP2000126293A (en) 1998-10-28 1998-10-28 Needleless injector

Publications (1)

Publication Number Publication Date
JP2000126293A true JP2000126293A (en) 2000-05-09

Family

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Family Applications (1)

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JP30725298A Pending JP2000126293A (en) 1998-10-28 1998-10-28 Needleless injector

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Cited By (17)

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JP2008206477A (en) * 2007-02-27 2008-09-11 National Cardiovascular Center Method for cell inoculation using needleless syringe
EP2345903A1 (en) 2003-10-24 2011-07-20 Kabushiki Kaisha Toshiba Method and device for estimating remaining service life of coil
JP2011524766A (en) * 2008-06-19 2011-09-08 シラグ・ゲーエムベーハー・インターナショナルCilag GMBH International Self-injector with filling means
US8834419B2 (en) 2008-06-19 2014-09-16 Cilag Gmbh International Reusable auto-injector
US8939958B2 (en) 2008-06-19 2015-01-27 Cilag Gmbh International Fluid transfer assembly for a syringe
US8968236B2 (en) 2005-04-06 2015-03-03 Cilag Gmbh International Injection device
US9028453B2 (en) 2008-06-19 2015-05-12 Cilag Gmbh International Reusable auto-injector
US9028451B2 (en) 2006-06-01 2015-05-12 Cilag Gmbh International Injection device
US9072833B2 (en) 2006-06-01 2015-07-07 Cilag Gmbh International Injection device
US9358346B2 (en) 2005-08-30 2016-06-07 Cilag Gmbh International Needle assembly for a prefilled syringe system
US9675757B2 (en) 2004-05-28 2017-06-13 Cilag Gmbh International Injection device
US9675758B2 (en) 2004-05-28 2017-06-13 Cilag Gmbh International Injection device
US9682194B2 (en) 2008-06-19 2017-06-20 Cilag Gmbh International Re-useable auto-injector with filling means
US9731080B2 (en) 2005-04-06 2017-08-15 Cilag Gmbh International Injection device
US9757520B2 (en) 2006-06-01 2017-09-12 Cilag Gmbh International Injection device
US9770558B2 (en) 2005-09-27 2017-09-26 Cilag Gmbh International Auto-injection device with needle protecting cap having outer and inner sleeves
US9895493B2 (en) 2004-05-28 2018-02-20 Cilag Gmbh International Injection device

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2345903A1 (en) 2003-10-24 2011-07-20 Kabushiki Kaisha Toshiba Method and device for estimating remaining service life of coil
US9895493B2 (en) 2004-05-28 2018-02-20 Cilag Gmbh International Injection device
US9675758B2 (en) 2004-05-28 2017-06-13 Cilag Gmbh International Injection device
US9675757B2 (en) 2004-05-28 2017-06-13 Cilag Gmbh International Injection device
US8968236B2 (en) 2005-04-06 2015-03-03 Cilag Gmbh International Injection device
US9731080B2 (en) 2005-04-06 2017-08-15 Cilag Gmbh International Injection device
US9358346B2 (en) 2005-08-30 2016-06-07 Cilag Gmbh International Needle assembly for a prefilled syringe system
US9770558B2 (en) 2005-09-27 2017-09-26 Cilag Gmbh International Auto-injection device with needle protecting cap having outer and inner sleeves
US9028451B2 (en) 2006-06-01 2015-05-12 Cilag Gmbh International Injection device
US9757520B2 (en) 2006-06-01 2017-09-12 Cilag Gmbh International Injection device
US9072833B2 (en) 2006-06-01 2015-07-07 Cilag Gmbh International Injection device
JP2008206477A (en) * 2007-02-27 2008-09-11 National Cardiovascular Center Method for cell inoculation using needleless syringe
US8939958B2 (en) 2008-06-19 2015-01-27 Cilag Gmbh International Fluid transfer assembly for a syringe
US9682194B2 (en) 2008-06-19 2017-06-20 Cilag Gmbh International Re-useable auto-injector with filling means
US8845594B2 (en) 2008-06-19 2014-09-30 Cilag Gmbh International Auto-injector with filling means
US8834419B2 (en) 2008-06-19 2014-09-16 Cilag Gmbh International Reusable auto-injector
JP2011524766A (en) * 2008-06-19 2011-09-08 シラグ・ゲーエムベーハー・インターナショナルCilag GMBH International Self-injector with filling means
US9028453B2 (en) 2008-06-19 2015-05-12 Cilag Gmbh International Reusable auto-injector

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