JPH0363344U - - Google Patents
Info
- Publication number
- JPH0363344U JPH0363344U JP12332689U JP12332689U JPH0363344U JP H0363344 U JPH0363344 U JP H0363344U JP 12332689 U JP12332689 U JP 12332689U JP 12332689 U JP12332689 U JP 12332689U JP H0363344 U JPH0363344 U JP H0363344U
- Authority
- JP
- Japan
- Prior art keywords
- gasket
- utility
- peak
- model
- syringe barrel
- 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
Links
- 229940071643 prefilled syringe Drugs 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims 2
- 238000007906 compression Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Sealing Devices (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Description
第１図は、この考案のプレフイルシリンジの断
面図を示す。第２図は、この考案のガスケツトの
接触面積に対する摺動初動値の関係を示す特性図
、第３図は、この考案のガスケツトの接触面積と
圧縮率との積に対する摺動初動値の関係を示す特
性図を示す。図中の主要な符号は次のとおり。
１……注射筒、２……ゴムキヤツプ、３……ル
アーキヤツプ、４……注射針、５……ガスケツト
、６……プランジヤー。
FIG. 1 shows a cross-sectional view of the pre-filled syringe of this invention. Figure 2 is a characteristic diagram showing the relationship between the initial sliding value and the contact area of the gasket of this invention, and Figure 3 shows the relationship between the initial sliding value and the product of the contact area and compressibility of the gasket of this invention. The characteristic diagram shown is shown below. The main symbols in the diagram are as follows. 1...Syringe barrel, 2...Rubber cap, 3...Luer cap, 4...Syringe needle, 5...Gasket, 6...Plunger.
Claims (1)
筒内壁に圧縮された状態で気密的あるいは液密的
に摺接するピークを少なくとも１つ有し、 (イ) 前記注射筒と摺接するガスケツトの少な
くとも１つのピークの接触面積Ｓ（mm２）が２８
mm２以上、または接触幅が０．７mm以上であり、 (ロ) 前記ピークの圧縮率Ｃ（％）が１ないし
５の値を示し、 (ハ) 前記ピークの圧縮率Ｃ（％）と接触面積
Ｓ（mm２）との積が約１００ないし約２５０の値
を示すことを特徴とするガスケツト。 (2) 注射筒が約１２．４５mmの内径に対して、
実用新案請求の範囲第１項記載のガスケツト。 (3) 注射筒が約８．７mmの内径に対して、実用
新案請求の範囲第１項記載のガスケツト。 (4) ガスケツト長は押子をガスケツトに挿入す
るに必要な長さを有し、約８mmないし約１５mmの
範囲内であることを特徴とする実用新案請求の範
囲第１項記載のガスケツト。 (5) プレフイルシリンジにおいて用いることを
特徴とする実用新案請求の範囲第１項記載のガス
ケツト。[Claims for Utility Model Registration] (1) It has at least one peak that is selected according to the specific inner diameter of the syringe barrel and slides into airtight or liquid-tight contact with the inner wall of the syringe barrel in a compressed state; ) The contact area S (mm 2 ) of at least one peak of the gasket in sliding contact with the syringe is 28
mm 2 or more, or the contact width is 0.7 mm or more, (b) the compression ratio C (%) of the peak shows a value of 1 to 5, and (c) it contacts the compression ratio C (%) of the peak A gasket characterized in that its product with area S (mm 2 ) exhibits a value of about 100 to about 250. (2) For an inner diameter of the syringe barrel of approximately 12.45 mm,
Gasket according to claim 1 of the utility model claim. (3) The gasket according to claim 1 of the utility model for a syringe barrel with an inner diameter of about 8.7 mm. (4) The gasket according to claim 1, wherein the gasket has a length necessary to insert the pusher into the gasket, and is within a range of about 8 mm to about 15 mm. (5) The gasket according to claim 1 of the utility model, characterized in that it is used in a pre-filled syringe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12332689U JPH0363344U (en) | 1989-10-20 | 1989-10-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12332689U JPH0363344U (en) | 1989-10-20 | 1989-10-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0363344U true JPH0363344U (en) | 1991-06-20 |
Family
ID=31671310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12332689U Pending JPH0363344U (en) | 1989-10-20 | 1989-10-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0363344U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07299141A (en) * | 1994-02-18 | 1995-11-14 | Takeda Chem Ind Ltd | Refilled syringe |
| JP2017189528A (en) * | 2016-04-15 | 2017-10-19 | 住友ゴム工業株式会社 | Gasket and medical syringe |
-
1989
- 1989-10-20 JP JP12332689U patent/JPH0363344U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07299141A (en) * | 1994-02-18 | 1995-11-14 | Takeda Chem Ind Ltd | Refilled syringe |
| JP2017189528A (en) * | 2016-04-15 | 2017-10-19 | 住友ゴム工業株式会社 | Gasket and medical syringe |
| US10751473B2 (en) | 2016-04-15 | 2020-08-25 | Sumitomo Rubber Industries, Ltd. | Gasket, and medical syringe |
| JP2021102171A (en) * | 2016-04-15 | 2021-07-15 | 住友ゴム工業株式会社 | Gasket and medical syringe |
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