TW514540B - Single-use device for injection - Google Patents
Single-use device for injection Download PDFInfo
- Publication number
- TW514540B TW514540B TW089120869A TW89120869A TW514540B TW 514540 B TW514540 B TW 514540B TW 089120869 A TW089120869 A TW 089120869A TW 89120869 A TW89120869 A TW 89120869A TW 514540 B TW514540 B TW 514540B
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- injection
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- syringe
- rear body
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- 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
- A61M5/3202—Devices for protection of the needle before use, e.g. caps
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- 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
- A61M5/3205—Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
- A61M5/321—Means for protection against accidental injuries by used needles
- A61M5/3243—Means for protection against accidental injuries by used needles being axially-extensible, e.g. protective sleeves coaxially slidable on the syringe barrel
- A61M5/326—Fully automatic sleeve extension, i.e. in which triggering of the sleeve does not require a deliberate action by the user
-
- 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
- A61M2005/3103—Leak prevention means for distal end of syringes, i.e. syringe end for mounting a needle
-
- 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
- A61M2005/3103—Leak prevention means for distal end of syringes, i.e. syringe end for mounting a needle
- A61M2005/3107—Leak prevention means for distal end of syringes, i.e. syringe end for mounting a needle for needles
- A61M2005/3109—Caps sealing the needle bore by use of, e.g. air-hardening adhesive, elastomer or epoxy resin
-
- 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
- A61M2005/3117—Means preventing contamination of the medicament compartment of a syringe
- A61M2005/3118—Means preventing contamination of the medicament compartment of a syringe via the distal end of a syringe, i.e. syringe end for mounting a needle cannula
-
- 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
- A61M5/3205—Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
- A61M5/321—Means for protection against accidental injuries by used needles
- A61M5/3243—Means for protection against accidental injuries by used needles being axially-extensible, e.g. protective sleeves coaxially slidable on the syringe barrel
- A61M5/326—Fully automatic sleeve extension, i.e. in which triggering of the sleeve does not require a deliberate action by the user
- A61M2005/3261—Fully automatic sleeve extension, i.e. in which triggering of the sleeve does not require a deliberate action by the user triggered by radial deflection of the anchoring parts between sleeve and syringe barrel, e.g. spreading of sleeve retaining hooks having slanted surfaces by engagement with conically shaped collet of the piston rod during the last portion of the injection stroke of the plunger
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- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/60—General characteristics of the apparatus with identification means
- A61M2205/6063—Optical identification systems
- A61M2205/6081—Colour codes
-
- 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
- A61M5/50—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 having means for preventing re-use, or for indicating if defective, used, tampered with or unsterile
- A61M5/5013—Means for blocking the piston or the fluid passageway to prevent illegal refilling of a syringe
- A61M5/502—Means for blocking the piston or the fluid passageway to prevent illegal refilling of a syringe for blocking the piston
-
- 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
- A61M5/50—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 having means for preventing re-use, or for indicating if defective, used, tampered with or unsterile
- A61M5/5086—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 having means for preventing re-use, or for indicating if defective, used, tampered with or unsterile for indicating if defective, used, tampered with or unsterile
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Environmental & Geological Engineering (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Beans For Foods Or Fodder (AREA)
- Meat, Egg Or Seafood Products (AREA)
- Nozzles (AREA)
- Seal Device For Vehicle (AREA)
- Massaging Devices (AREA)
- Processing Of Solid Wastes (AREA)
- Fuel-Injection Apparatus (AREA)
- Treatment Of Fiber Materials (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Catching Or Destruction (AREA)
- Polarising Elements (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Coating Apparatus (AREA)
- Basic Packing Technique (AREA)
- Confectionery (AREA)
Description
514540
五、發明說明(1) 1明隻邊 本發明有關一種單次用注射袭置, 用之劑量液體。 ’其設計為預填有注射 發_明背』; 目前使用之傳統單次用注射裝置 備有一套子以保護使用前之針,注鉍士預填之針筒組成, 再套上,避免遭污染之針頭刺到。令將其取下,注射後 但此種 須對正針 受污染針 的安全裝 為了消 之注射裝 以便取得 置,其中 根據此 筒本體與 態,以確 其位置, 該針筒至 設計有一主要缺點 端。此 頭刺到 置,因 除此種 置,可 一注射 注射針 原理, 保護覆 保保護 及當注 其使用 種要求會造 的危險。另 此須很小心 缺點,傳統 沿針筒本體 針釋放之注 係容納並保 傳統之方法 套間設有彈 覆套與針筒 射完成時, 後保護位置 1 龟 成意外 外此類 的將其 技藝包 滑動, 射位置 護於保 包括提 性裝置 ,在注 釋放及 針再套一 ’包括經 針筒並無 毁棄。 括提供一 或針筒在 ’或使用 護覆套内 供一注射 ,此裝置 射前或注 自動滑動 次時, 常刺到 防止其 具有保 其中可 後可保 〇 裝置, 係設計 射時, 该保護 ,遭到 再使用 護覆套縮回, 護之位 其在針 成壓縮 定位於 覆套與 如國際專利申請案wo〜 9 1 1 3634,wo— 93 23089,㈣— 93· 25254 ’及歐洲專利申請案Ep — 446· 551和£?367 所述,此一解決方法使得所製得之注射裝置,不但· 注射前後發生刺到的意外,特別是,保護覆套或針筒在注
89120869.ptd 第5頁 五、發明說明(2) 射完後,可藉弓單爿士 複使用。 &《釋放自動滑動’亦可防止針筒重 古但這些注射裝置需製造特別 阿,如目前製造之數 门 文成本較傳統針筒 事實上,目前並益法m類^ f ^之破璃針筒。 备、丄/ 獲付此類 >主射裝罟,甘μ 使用’且可配置於傳統針筒上,、於注射後不 ::此類注射裝置另有其他缺點 、負衣置控制之彈性裝晋 置於活基杯中解 因為製造針筒之長产分 卞丄二法保證針筒完全清空, 用來注射非常少‘:液二一些」吳差。古由於此類注射裝置係 謹慎,此技蔹方、、& I > =、.、 方笔米),處理量須十分 法無法滿足使用規定。 本發明目的即太队、上 容易製造之注射^ ^些缺點’其實質目的在提供一種 後重複使用的情形。/、包括一傳統針筒及不會發生注射 =七明另一目的在提供一種注射裝置, 全部的液體劑量。 1示。立兀王/王耵 針i此m本發明有關一種單次用注射裝置,其包含-、二壤奋$支撐主射針之前鼻及一後軸環,該針筒界定 :Γί;ί 夜體劑量之空間, 發明之概^ 基“ ^具有一推桿。 包:據本务明’此庄射裝置包含一針筒使用後保護裝置,
M4540 五、發明說明(3) 並備:=ίί 成,即前體與後體, 體具有-與針筒相r共:=另:體 含指形支料位;具有—大於㈣筒軸環之直徑;並包 頭對正:罐:ΐ:後體中’包含鎖定針筒軸環裝置,在針 頭對正保4覆套後體時可引進該針筒; 一該環與後體包含: 弟 ’ 了相對鎖定於平移,以#名兮抖Τ接辦 與前體組合表面時,d 3 ^ A 4 1更在该%對正後體 定位置,即注射位置引:=:巧體中’並界定第一鎖 第二裝置可相對鎖定;η:!組合時進行注射’· 用德#嘈仞罢Β丁貝疋於千私,界疋第二鎖定位置,即使 ,後保4位置,即環向後滑人後體 射針係容納於前體中; 亍< 1立置/、τ / %舁蝻體備有停止裝f ’可保持彈性裝置壓縮於第 疋位置以便注射;及 —環或後體包含-後部A,其可轄向變形,並支 疋裝置於平移中,該部分設計使其在活塞桿推桿嚙 時由推桿使其變形,如釋放該第一鎖定單位,並二q 了 至其第二鎖定位置,以利使用後保護。 長饭移 根據本發明保護針筒裝置,包含四主要元件(環, 覆套前體與後體,及彈性裝置),其組合設計可組呆護 組組合,其中可供插入傳統針筒,用以保護使用一預 並防止任何重複使用。 < 針,
514540 五、發明說明(4) 另外,藉自動 種組合係根據以 將環引進保護 將未壓縮於環 組合後與前體 縮。 此預組組合可 即注射位置中, 任何重複使用。 根據較佳實施 是為了保護,使 另外,其優點 便看得見針筒。 化步驟很容易製造保護裝置。事實上 下步驟進行: 覆套後體, 内的彈性裝 ,藉該前物 ,此 直至定位於第 置定位;及 與環之停止裝 鎖定位置 置使彈性裝置壓 另一方面,保 密封釋放機構, 再者,且更有 置包含: 使傳統預填 然後,注射 例,環之製 其能識別已 為保護覆套 護覆套後體 避免對執業 利的是,保 針筒依序定位 後再將其帶至 材顏色與保護 使用之注射襞 前體係由半透 以不透明材料 者與病患造成 護覆套後體與 並鎖定於幸由 保護位置, 覆套不同, 置。 明材料製成 製造為佳, 困擾。 環之平移鎖 —至少一内層縱向槽備於後體中, 伸; 及由一後鎖定凹 —對每一槽而言,於環上設有 a 計成可滑動於該槽内,並可容::兩個鎖定鍵鎖 在界定鎖定於平移之第一與第疋凹部内。 相對鎖定於環與後體的平移中。 置同時,此配置 另外,每一鎖定凹部宜包括一 閉口置於後體周 τ四%, 以防 特別 ,以 以便 定裝 部延 ,設 亦可 邊壁上 \\312\2d-code\89-12\89120869.ptd 第8頁 r^"+U 五、發明說明(5) 並由一内層 成—非對稱 上之可變形 另外,根 置包含一内 上。 另外,對 外層凸緣, 動的相對鎖 針筒轴環 及包括一非 置於環内, 彈性裝置 層肩部置於 規内層直徑 另外,可 變形之兩凸 f,界定後端,及由一内層鍵鎖界定前端,形 =大,提供一傾斜前表面,並由後體該周邊 凸部支撐。ί -軚佳實施例,保護覆套前與後體的組合裝 層環形槽置於後體中,及一外層夾環置於前體 後體中之每一 容納於該槽内 定。 鎖定裝置宜包 對稱齒,其且 與各鍵鎖保持 停止裝置宜包 前體中,在前 後鎖定鍵鎖 變形部分支標 部,及延伸於 另外,每 該鍵鎖後部 力,即可吸 體劑量。 一後鎖定鍵鎖 提供一斜坡, 收針筒長度之 槽而言’保護覆套的前體包含一 。此種配置提供保護覆套兩體轉 含至少一後内層鍵鎖置於環中, 有:傾斜後表面,一前内層肩部 一等於該軸環厚度之距離。 含上述置於環内之肩部,及一内 體後部分有一内層直徑大於其正 鎖定平移第一單位宜包括可輻向 環之後延伸部,及其上面各置有 且置於沿凸部長度中間位置,使 § >主射完成時,只要在推桿上使 變化,如此可確保注射完部的液 另外,活杯桿推桿宜為一立凸部有一具有另一钭面μ & i ,、邊、、、彖為一斜面,及每 匁力斜面的後截面。
針筒1之組合,設計 可完全預組合,該針
發」月 根據圖1之本發明注射 筒1,其係以破璃製,勺人二百先包含傳統型之預填針 一針2,及一轴環以置上統方式之前鼻la上面裝有 此針筒!亦包含傳統型二‘。 方式裝在該針筒之前畠丨a 保護針2,設計以封閉 八亦包含傳統方式之 部,含一未穿孔螺紋内^基填充液體劑量之凹 中,螺紋心係位於推桿6之了相= 活基桿5螺紋心於其 根據本發明,此推椁6禆一 以下將說明。 、 ,/、截面6a有一斜面, 根據本發明注射裝置亦包含一保護 成該針筒置入該保護組合内定位之前 筒係預先填充。 此保遵組合首先包含—俘謹霜卷7 ^ ^ π目兀匕3保瘦覆套7,如圖2至6所示,包 括則8與後9兩個管狀物體,設計成可將 個的延伸部中。 W力 前體8有一内徑與針筒1外徑相對共軛,及一長度設言 可容納針2與其保護帽3及實質80%之針筒1長度^又& ° 此前體8之後端包含一後截面8a,實質具空隙外形 其複數個外徑大於該前體正規外徑,内部空隙可包含f 縱向肋1 0,界定一與此前體8正規内徑相同之内彳3 每一肋10另有一肩部l〇a,界定一實質大於針=直徑 後端部内徑。 $
W3l2\2d-code\89-12\89120869.ptd 514540 五、發明說明(7) 11在1卜I上’此後截面8a包含一由後夾環12界定之環形槽 ,夕,如圖5所示,此槽11由兩凸緣1 3段,兩者徑向 相對苴f;,向相對於夾環12凸出。 n ^二二端,前體8包含一可分離之前截面8b ,由一可斷 衣’區14定’環形區實質定位於針筒置入定位時之前 界定:且:t之截面8b在其後端内有一斜面1 5,其斜坡式樣 且成购之後部,其直徑實質小於前體8之正規内 鍵鎖1 6 ^ :二之刖Φ ’可分離之截面8b另包含複數個縱向 後部分::Γ可Ϊ離該截面内層表面周邊上,m界定與該 分之前端]内徑’及該鍵鎖基座-起界定肩部1 7此後部 前Γ吏ΐΐ考此可分離之截面肋’其前部分位於鍵鎖16之 月|J面其内徑與分離鍵鎖基座之直徑相同。 並質空隙形狀’與前體8後截面8a相…, 並5又3十成可裝在該後截面8a之上。 祁耵,、桃 為此目的,此後體9首包含一内層環 ^ 容納失環12。其亦包含兩内層,徑向HI8,料成可 納-凸緣U,以確保鎖定兩物體8,9 =縱向:19各容 體9近距内分段,其中後體9後端有一内匕;槽 同這些槽19端之準位。 曰肩420,其準位 如圖7所示,槽丨9係根據後體9較大 後體壁厚度最小化。 農虹故置,以便使該
514540 五、發明說明(8) 後體9另有兩個可變形凸部2 1 ’各置於槽1 9之後端,及 各形成U形截面置於該後體壁中。 在其後端,這些凸部21各包含一橫向鉤22,凸入後體9 内。這些鉤各包含〆實質徑向止回後表面22a,及一斜前 表面22b成一斜坡。 最後,後體9包含/傳統指形支撐外層軸環2 3 其次,保護組包含一鎖定環24,其形狀設計成當其對正 後體9之前表面時可嵌入後體9。 此鎖定環24度設計成可後入後體9内,其形狀係一筒狀 套筒25,其後部由雨凸部26長,該凸部係以筒形截面形狀 徑向相對。 這兩凸部26先各有一斜面之後端表面26a,與活塞桿5推 桿截面6a部分相對互補。 而且,在其長度實質一半的位置,這些凸部26包含一橫 向外層肋2 7,設計成玎滑動於後體9之槽1 〇之一内。 在橫向肋27相同的動線中心,此鎖定環24包含筒狀套筒 2 5包含兩橫向肋2 8,亦設計成可滑動於後體9之槽1 〇中, 且位於該套筒前端。 在其長度實質一半的位置,與上述肋2 7,28軸向對齊, 此筒狀套筒2 5亦包含雨徑向相對於内層肋2 9,在各該下游 處,該套筒周邊壁備有一開口 30供清角片射出。 彳 這些内層肋29各有〆具有斜面斜坡之後表面29a,及_ 止回鎖定輻向前表面29b。 最後,開口 3 0的下游,與内層肋2 9有一距離處,筒狀套
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其中内層肋29係與針筒1之 五、發明說明(9) 筒25包含一環形内層肩部31 軸環1 b厚度相對共輛。 9盘=,-根據本發明注射裝置包含一有爪接合片32,如圖 /、10所不,設計成可覆盍保護帽3,並可
前體8的斷開區1 4斷開後將保護帽收回。” I 此有爪接合片32有一筒狀前壁33 ’其直徑可穿入可分離 之截面8b,即位於實質與四個分離縱向凸部34,“,36, 3J成直角延伸之周圍± ’凸料相料該壁之軸呈規則分 -兩個凸部34 ’35徑向相對’在其自由端各提供兩橫向 爪38,39可穿入保護帽3 ;及 —另兩個徑向相對凸部36 ’ 37 ’在沿其長度中間位置上 各有-外層凸面40,相對於可分離截面8b鍵鎖】6成共軛。 另外,各凸部40有一筒狀後部分40a,置於形成斜坡之傾 斜前部分40b之後。 ' 須注意,如圖9所示,在嵌入時,凸部34 _37係處於實 質「開啟」位置,即相對於前壁33軸向外部傾斜。、、 上述注射裝置之製造及各種組件單位之間的連接,以 參考圖11 a至11 f之說明。 第一步驟包括引進鎖定環24至保護覆套7之後體9内, 將保護覆套對正該後體之前表面,直至肋47接觸到肩部 2 0 (圖11 a)。須注意此動作係借助於凸部2丨之彈性,及形 成斜坡之肋22前表面22b形狀可傍通該肋。 夕 亦須注意當鎖定環24定位於位置時,由於肋27定位於槽
514540 五、發明說明(ίο) 19内,致使其相對後體9鎖定轉動。 第二步驟包括引進部分螺旋彈筈4 2 3 ^於鎖疋壞2 4内,使舖 定環相對於該環前表面,直至JL _ #社細τ ^ 胃
Ub)。 且王”端接觸到肩部31 (圖 第三步驟包括藉爽環12與槽18(圖Uc)之共同操 W體8裝配於後體上。在此操作中,彈簣〇自動肋 10肩部10 a與肩部31間。另外,前驴R溆傩触# n \ 、 則體8與後體精凸緣丨3定 位於槽19中’使前體8與後體相對鎖定於轉動中。 在此三個容易自動化的操作完成時,即可獲致完全纟且人 之保護組合,如此即可如上述引進預填針筒丨。 σ 在此引進之前’如圖lid所示,有爪接合片32定位於 筒1保護帽3上,在此階段尚無活塞桿5。在此定位時,' 爪接合片32凸部34 — 37僅是定位於保護帽3周圍,不致 推入保護帽3及損壞針2及/或損毀密封。 然後引進具有有爪接合片32至保護覆套7之物體9中,直 至軸環1 b鎖定於肋2 9與肩部3 1間(圖11 e )。須注意引進工 作係因肋29可以變形,及這些肋29後表面29a的斜坡式工 樣,可由軸環將其傍通。 另外’在此引進時’當保護帽3凸面通過可分離截面仏 斜坡準位及頸50時,將有爪接合片32夾住保護帽3,及頸 50通道亦藉助於該凸面前部分4〇b之斜坡式樣。 、 在夾住時亦須注意,如圖1所示,爪38,39自玻璃錐穿 入保護帽3下游,玻璃錐傳統上係提供在傳統針筒1前鼻 上,可確保密封。因此可避免損壞針2及/或損毁密封τ。
\\312\2d-code\89-12\89120869.ptd 第14頁 514540 五、發明說明(11) /在進行此步驟時,須注意有爪接合片32與保護覆套7因 後者各鍵鎖1 6,41之共同動作而互相相對鎖定轉動。另 外’首先’保護帽3由於爪3 8,3 9穿入接合片3 2,而相對 於有爪接合片32鎖定轉動,及第二,此有爪接合片32,保 護覆套7與鎖定環24亦如上述互相相對鎖定轉動。 最後步驟,如圖11 f所示,包括傳統方式成一體之活塞 桿5與活塞4。如此即可提供一可用之注射裝置,豆使用过 參考以下圖1 2至1 4之說明。 明 首先, 14,即將 中,由於 定於相對 離,然後 對於可分 接合片3 2 然後以 環23對作 6 a與鎖定 向内部變 亦須注 後部有一 完全送達 如圖1 2所示,最初步驟包括斷開傳統可斷開區 可分離之截面8轉動,並拉開此截面。在此動作 組合το件(保護帽3,保護覆套7,鎖定環24)皆鎖 轉動中,保護帽3首先轉動,有助於後者之分 ’藉推進凸面40抵住肩部17,使有爪接合片⑴目 離截面8b鎖定於平移,使保護帽3可同時 及可分離截面中卸離。 式3注射’即藉助推桿6與指形支撐轴 、動作。70成'主射後,如圖1 3所示,推桿6側缘 環24凸部26側緣26a丘间私从 J ^ ^ ▲ ,、问動作,使該凸部26徑向 形,直至肋27釋放為止。 彳二门 ^由於肋27係置於凸部26中間 坡,可吸收針筒1之製乎噶M ^ 石王忑肋 。 衣k决差,可確保液體劑量 如圖1 4所示,當注射完成 簧4 2推進之鎖定環2 4即後推 τ υ <使力停止時,由 至保護覆套7内,然後接上
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89120869.ptd 第16頁 五、發明說明(12) 筒1直至肋28傍通22之斜坡22b,並鎖定於該肋22與肩部20 之間,以防止再次使用注射裝置。 成最:可=二保。護 由不透明材料製成,方面,此保護覆套後體9係 患者見到。 被封住釋放機構,以免使用者與 鎖定裱24係由與後體9 別已使用過之注射裝置。°之材料製成,以便立即識 ^說明 1 針筒 L 6 6 a 8 8a 8b 針 保護帽 前鼻 推桿 截面
保護覆套 前體 後截面 可分離截面 後體 肋 肩部 環形槽 夾環 514540 五、發明說明(13) 13 凸緣 14 壞形區 16 縱向鍵鎖 17 肩部 18 環形槽 19 縱向槽 2 0 内層肩部 21 可變形凸部 2 2 橫向釣 22a 止回後表面 22b 斜前表面 23 指形支撐外層軸瓖 24 鎖定環 25 套筒 26 凸部 26a 後端表面 2 7 橫向外層肋 28 橫向肋 29 内層肋 2 9a 後表面 2 9b 前表面 30 開口 31 環形内層肩部 32 有爪接合片
89120869.ptd 第17頁 514540 五、發明說明(14) 3 3 筒狀前壁 34,3 5,3 6,37 分離縱向凸部 3 8,3 9橫向爪 4 0 外層凸面 40a 筒狀後部分 40b 傾斜前部分 41 鍵鎖 42 螺旋彈簧 47 肋 5 0 頸
89120869.ptd 第18頁 :> 丄 I式簡單說明 本發明其他特徵, 說明中而瞭解,其㈣?與?點’可由以下參考附圖詳細 這些圖示中: 、制的貫施例,僅為較佳之舉例。在 =' :士务明别述注射裝置通過軸向平 圖3係通過= =套之透視; ;=過此保護覆套轴向平面B之縱 ==此保護覆套平面c之橫向載面截面, 圖6係通過此保護覆套平面D之橫向截面· 圖7係通過此注射裝 ’ 圖8係此鎖定環之理轴向平面E之縱向截面; 圖9係通過此注射裝置爪狀接 平 面; 卩十面F之縱向戴 圖1 〇係此爪狀接合片之立體圖; 圖11a至Ilf係此注射裝置之連續製造步 圖12係通過此注射裂置轴向平面之縱& 保護帽之初始步驟,以便使用該注射裝 ,說明拆除 圖13係通過一軸向平面之縱向截面, 射裝置;及 、不完成注射之注 圖14係通過一軸向平面之縱向截面,一 後之保護位置。 、不 >主射裝置使用
\\312\2d-code\89-12\89120869.ptd 第19頁
Claims (1)
- 514540 _ 案號 89120869 年月 曰_修正9!. δΘ修本 六、申請專利範圍 ^ 1· 一種單次用注射裝置,其包含一針筒(1),其具有一 支撐注射針(2 )之前鼻(1 a )及一後軸環(1 b),該針筒界定 一供填充注射用液體劑量之空間,並以與活塞桿(5) 一端 形成一體之活塞封住,活塞桿另一端具有一推桿(6 ),該 注射裝置之特徵在包含一針筒(1)使用後之保護裝置,包 含: 一一保護覆套(7),由兩管狀物體(8,9)組成,即前體 與後體,並備有組合裝置(12,18)使形成一體為另一體之 延伸之整體,前體(8)具有與針筒相對共軛之直徑,及一 設計可容納部分該針筒之長度,而後體(9)具有一大於該 針筒軸環(1 b )之直徑;並包含指形支撐單位(2 3 ); 一一環(24),其係置於後體(9)中,包含鎖定針筒(1)軸 環(lb)裝置(29,31),在針對正保護覆套後體時可引進該 針筒(1 ); 一該環(2 4 )與後體(9 )包含: 第I置(2〇,22,27)可相對鎖定於平移,以便在該環 對正後體與丽體(8)組合表面時,引進該環於該後體中, ^界定第一鎖定位置,即注射位置,以便在注射裝 時進行注射; —第二裝置(20,22,28)可相對鎖定於平移,界定第二 ^位置,即使用後保護位置,即環(24)向後滑入後體時 侍=位置,其中注射針(2 )係容納於前體(8)中; ::(2))與前體(8)備有停止裝置(i〇 a 性裝置(42)壓縮於第一鎖定位置以便注射;纟514540 一修正J號 89120SRQ 六、申請專利範圍 心匕=(9)包含部分可輻向變形,並支撐第-鎖 ΑΛ Λ移中’該部分設計使其在活塞桿(5)推桿 ()廿二V寺推桿(6)使其變形’如釋放該第-鎖定單 J :、'讓%(24)位移至其第二鎖定位置,以利使用後保 2.如申請專利範圍第1項之注射裝置,其中,在玆俨 (24)係由與保護覆套(7)不同顏色材料製成。 ^衣 3灰如申請專利範圍第】或2項之注射裝置 覆套〇)之前體(8)係由半透明材料製成。,、 在保濩 4. 如申請專利範圍第丨項之注射裝 (Ό之後體(9)係由不透明材料製成。八中保羞復套 5. 如申請專利範圍第^項之注射裝置,其中,在 套j 7 )之前體(8)與後體(9)的組合裝^ 其係置於後體⑻中,及—外層失環3(12)置V,體槽 6·如申請專利範圍第丨項之注射裝置,其中,在保 套後體與環之平移鎖定裝置包含: 八 ^ 少一内層縱向槽備於後體中,及由一後鎖定凹部 (2 0,2 2)延伸; 1 —對每一槽(19)而言,於環(24)上設有後與前(27,28) 鎖定鍵鎖(24) ’設計成可滑動於該槽内,並可容 鎖定凹部内。 7 ·如申睛專利範圍第6項之注射裝置,其中,每一鎖定 凹部包括一開口置於後體(9)周邊壁上,^由一内層肩部514540 六 i號8912⑽Μ 申請專利範圍 Λ 曰 (20)界定後端,及由一 對稱齒狀,提供一傾斜a :鍵鎖(22)界定前端,形成一非 壁上之可變形凸部(21)^^面(22b),並由後體(9)該周邊 8.如申請專利範圍第6項 在保護覆套⑺之後體(9)、 7 =,其中,對每一個 一外層凸緣U3),容納於該=(8)中的槽(19),其包含 9 ·如申請專利範圍第1 軸環(lb)鎖定褒置包含、小/射衣置,其中,在針筒(1) 中,及包括-非對稱内層鍵鎖⑵)置於環⑵) 環厚度之距離。"(’與各鍵鎖(29)保持一等於該軸 I 〇·如申請專利範圍第9項之注射 (42)之停止裝置包含上述置於環(24;内之;:,彈性裝置 内層肩部(10a)置於前體(8)中,在前俨二广⑴,及一 内層直徑大於其正規内層直徑。 a後。卩分(8a)有一 II ·如申請專利範圍第6項之注射裝置,苴 =支撐鎖定平移第一單位(27)包括可輻:::在可變形 (26),及延伸於環(24)之後延伸部,及並^形之兩凸部 鎖定鍵鎖(2 7)。 八 面各置有一後 1 2·如申請專利範圍第丨丨項之注射裝置,复 後鎖定鍵鎖(27)係置於沿凸部(26)長度中間、中,在每一 1 3 ·如申請專利範圍第丨丨項之注射裝置,意 、 桿(5)推桿(6)宜為一碗狀,其邊緣(6a)為—斜’在活塞 凸邛(26)有一具有互補斜面的後截面(26a)及每一 第22頁 \\326\2d-\91-07\89120869.ptc
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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FR9912500A FR2799375B1 (fr) | 1999-10-07 | 1999-10-07 | Dispositif d'injection a usage unique |
FR9912501A FR2799376B1 (fr) | 1999-10-07 | 1999-10-07 | Dispositif d'injection a usage unique |
Publications (1)
Publication Number | Publication Date |
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TW514540B true TW514540B (en) | 2002-12-21 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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TW089120869A TW514540B (en) | 1999-10-07 | 2000-10-06 | Single-use device for injection |
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US (2) | US6186980B1 (zh) |
EP (2) | EP1218047B1 (zh) |
JP (2) | JP4327396B2 (zh) |
CN (2) | CN1174779C (zh) |
AT (2) | ATE290898T1 (zh) |
AU (2) | AU7527000A (zh) |
BG (1) | BG64190B1 (zh) |
BR (2) | BR0014483B1 (zh) |
CA (2) | CA2385181A1 (zh) |
CZ (2) | CZ299616B6 (zh) |
DE (2) | DE60000038T2 (zh) |
DK (2) | DK1090653T3 (zh) |
EA (1) | EA003448B1 (zh) |
EE (1) | EE04454B1 (zh) |
ES (2) | ES2237456T3 (zh) |
FR (2) | FR2799375B1 (zh) |
HK (2) | HK1049125B (zh) |
HR (1) | HRP20020244B1 (zh) |
HU (2) | HU225794B1 (zh) |
IL (1) | IL148645A (zh) |
IS (1) | IS1894B (zh) |
MX (2) | MXPA02003480A (zh) |
NO (1) | NO330542B1 (zh) |
NZ (1) | NZ517771A (zh) |
PL (2) | PL196063B1 (zh) |
PT (2) | PT1218047E (zh) |
RU (1) | RU2217175C1 (zh) |
SI (1) | SI1090653T1 (zh) |
SK (1) | SK287516B6 (zh) |
TR (1) | TR200200610T2 (zh) |
TW (1) | TW514540B (zh) |
UA (1) | UA69488C2 (zh) |
WO (2) | WO2001024855A1 (zh) |
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1999
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