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发表于 2016-1-15 09:49
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emailsimon 发表于 2016-1-15 08:58 ( T1 a3 A1 y. o; ^! s
比如监护仪的ECG lead的电极认为是patient connection, 但是电极裸露的导电部件还是可以接触到SIP/SOP, en ... 8 @ f) L5 \# R- P
8.5.2.3 是指远离病人的connector的要求,非patient connection.
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# s/ |) g& n i- o9 R但是2-27 and 2-49 给出了一下要求:/ M3 S* J# M+ g, `3 w- h
' R$ r/ C! Z1 F5 L/ G, f201.8.5.2.3 * PATIENT leads
3 n+ P7 i/ C! H/ o) b. ZAddition:
8 s1 W o& B, ~" A6 U- |+ q5 @Any detachable ELECTRODE connector of a LEAD WIRE shall, when separated from the" J$ C# D9 R$ F U
ELECTRODE, have an air clearance between connector pins and a flat surface of at least
+ P6 G/ V3 ~# [0,5 mm.1 {; D9 N+ C- ~6 E! [, K( g V* y, M3 Z
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201.8.5.2.3 * PATIENT leads
% ?7 W3 |/ V( _' y6 qAddition:( ]1 G- r& w4 E8 V% p; ~3 n8 }! I( j
Any connector for electrical connections on a PATIENT lead that is at the end of the lead. }* ~; }9 y; [
remote from the ME EQUIPMENT shall be so constructed that said part cannot be connected to
4 Q% Y! y- }: X8 k K8 E6 R4 wearth or possible hazardous voltage while other PATIENT CONNECTIONS of the same! u, i( m8 c3 [$ r
SINGLE FUNCTION or of MULTIPLE FUNCTIONS on the same APPLIED PART contact the PATIENT. For3 H: b6 ^8 d+ v7 p$ J7 [8 h
APPLIED PARTS having multiple PATIENT CONNECTIONS any connector in a lead having electrical# p2 P0 d' n0 Z6 d- [
connections to ME EQUIPMENT shall comply with one of the following requirements:
) U9 ~, |5 Y0 m; w$ k" ?) E/ z2 s/ |– the air clearance between connector pins and a flat surface shall be at least 0,5 mm; or
3 F9 X% B( Z! }7 e3 x6 `0 @' W– ME EQUIPMENT shall pass the limits of the total PATIENT LEAKAGE CURRENT caused by an
/ h! u% ?+ W, E) U8 hexternal voltage on the PATIENT CONNECTIONS (see 8.7 and Table 4 of the general
; u4 u6 E p& o6 a- S2 Vstandard) when measured between different SINGLE FUNCTIONS (see Figure CC.3).
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# G/ R( _6 _7 {: e我觉得60601-1部分的说法是存在一定的bug,但是在专标里面,根据产品的实际使用情况,又把这个bug给补上了。 |
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