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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 9 @6 J1 m, m" V( x5 `% M% C# X
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 ...
% N+ T+ n7 _* s" C5 b' ^& D! c9 T8.5.2.3 是指远离病人的connector的要求,非patient connection.
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/ M5 Q: L- w3 x& H7 t& \' A" V但是2-27 and 2-49 给出了一下要求:2 {& |6 ?/ ?7 p) u7 `" j
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201.8.5.2.3 * PATIENT leads7 ]) Y# o& h# R2 ?, o
Addition:' M% X1 C9 ^% z! n- o
Any detachable ELECTRODE connector of a LEAD WIRE shall, when separated from the* Z7 V' }& A5 k. ]0 a# w
ELECTRODE, have an air clearance between connector pins and a flat surface of at least# B- w& D4 U- H) v- }. i4 k8 q
0,5 mm.. m& l5 [& [# L# t/ a
8 p# C6 z: \5 r4 A/ z201.8.5.2.3 * PATIENT leads
2 ^# }% ^' Y( ~# o4 xAddition:
! \6 R+ b8 j' b! ~& y2 [Any connector for electrical connections on a PATIENT lead that is at the end of the lead+ L* s1 @6 ^# H8 m2 Z1 A/ F+ {/ v
remote from the ME EQUIPMENT shall be so constructed that said part cannot be connected to( ^3 K4 h$ R6 s. {; u
earth or possible hazardous voltage while other PATIENT CONNECTIONS of the same5 E$ D3 p# w s; B) ~6 q
SINGLE FUNCTION or of MULTIPLE FUNCTIONS on the same APPLIED PART contact the PATIENT. For
) T3 F9 D% s; u" I3 e3 S' m0 F& cAPPLIED PARTS having multiple PATIENT CONNECTIONS any connector in a lead having electrical' P! u1 I( w' V+ a) d8 N8 J
connections to ME EQUIPMENT shall comply with one of the following requirements:% x* c1 P1 e# ?! K
– the air clearance between connector pins and a flat surface shall be at least 0,5 mm; or* Q9 y, B$ |& q* d% e
– ME EQUIPMENT shall pass the limits of the total PATIENT LEAKAGE CURRENT caused by an
1 j. n; Y$ [/ I9 nexternal voltage on the PATIENT CONNECTIONS (see 8.7 and Table 4 of the general
' Y3 x1 L7 P* qstandard) when measured between different SINGLE FUNCTIONS (see Figure CC.3).
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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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