行业组件数据 · 2026

针头保护帽

Sterile protective cap for syringe needles that prevents contamination and accidental needlestick injuries.

技术定义与适配语境
典型 针头保护帽 会按材料、尺寸公差、适配关系和失效风险在 机械和设备制造 中评估。

A medical-grade polypropylene cap designed to cover and protect syringe needles before and after use. It maintains sterility, prevents contamination of the needle tip, and reduces the risk of accidental needlestick injuries by providing a secure, tamper-evident seal. The cap is engineered for single-use applications and must meet stringent medical device standards for biocompatibility and safety.

组件规格

定义
A medical-grade polypropylene cap designed to cover and protect syringe needles before and after use. It maintains sterility, prevents contamination of the needle tip, and reduces the risk of accidental needlestick injuries by providing a secure, tamper-evident seal. The cap is engineered for single-use applications and must meet stringent medical device standards for biocompatibility and safety.
工作原理
The cap fits securely over the needle hub or needle tip, creating a physical barrier that prevents exposure to contaminants and accidental contact. It typically features a snap-fit or friction-fit design that ensures it remains in place during handling and storage, while allowing easy removal when needed. Some designs include tamper-evident features to indicate if the cap has been removed or compromised.
材料
Medical-grade polypropylene (PP)compliant with ISO 10993 for biocompatibility. Material must be free of latexDEHPand other harmful additives. Typical specifications include: PP homopolymerdensity 0.905 g/cm³melt flow rate 12 g/10 min (230°C/2.16 kg)sterilizable via gamma irradiation or ethylene oxide (EtO).
Color
Typically white or clear
Packaging
Bulk or blister-packed
Sterility
Sterile, single-use
Dimensions
Varies by needle gauge (e.g., 18G-30G)
Shelf Life
5 years in original packaging
Temperature Resistance
-20°C to 121°C
标准
ISO 7886-1ISO 10993ISO 13485DIN EN 455FDA 21 CFR Part 820

行业分类与别名

针头保护帽 的常用贸易名称、技术标识和检索关键词。

上级产品

该组件会出现在以下整机或工业产品中。

FMEA · 风险与缓解

诱因 → 失效模式 → 工程缓解

Improper molding or material defects->Cap does not fit securely, leading to contamination or needlestick risk->Implement strict quality control (QC) checks, including dimensional verification and leak testing
Inadequate sterilization process->Non-sterile cap, risking infection->Validate sterilization cycles and conduct regular microbiological testing
Tampering or damage during handling->Compromised barrier function->Use tamper-evident packaging and train personnel on proper handling procedures

工业生态与工程逻辑

0
Contamination if cap is damaged or improperly sealed
1
Needlestick injury if cap fails to secure properly
2
Material degradation if exposed to incompatible chemicals or extreme temperatures

合规与检测

tolerance
Dimensional tolerance ±0.1 mm per ISO 2768-m, sterility assurance level (SAL) ≤10⁻⁶
test method
Dimensional checks via coordinate measuring machine (CMM), sterility testing per ISO 11737, biocompatibility testing per ISO 10993, and functional testing for fit and seal integrity

制造该组件的工厂

来自 CNFX 组件能力表的相关制造商资料。

制造商列表用于前期研究和供应商能力理解,不代表认证、排名或交易担保。

采购评估维度

不是客户评论,也不是实时热度。以下维度用于前期 RFQ 准备和供应商评估。

技术文档
4/5
制造能力
4/5
可检验性
5/5
供应商透明度
3/5

这些分值是采购评估维度示例,不代表真实客户评分、具体国家买家反馈或实时询盘。

相关组件

常见问题

What is the primary function of a needle protection cap?

To maintain needle sterility, prevent contamination, and reduce the risk of accidental needlestick injuries.

Can needle protection caps be reused?

No, they are designed for single-use only to ensure sterility and safety.

How are needle protection caps sterilized?

Typically via gamma irradiation or ethylene oxide (EtO) sterilization, compliant with ISO 11137 and ISO 11135 standards.

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CNFX Industrial Component Index · 机械和设备制造

数据基础

CNFX 制造商资料、技术分类、公开产品信息和持续合理性检查。

初步技术归类
本页用于结构化准备研究、RFQ 和供应商评估,不替代买方自己的供应商资质审查、标准核验和技术批准。

请求制造能力信息: 针头保护帽

说明目标数量、应用场景、交期和关键技术要求,用于准备 RFQ 或供应商评估。

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URN:CNFX:ME:UNIT:NEEDLE_PROTECTION_CAP