Title:
PUNCTURE INSTRUMENT
Document Type and Number:
Japanese Patent JP2021104178
Kind Code:
A
Abstract:
To achieve a puncture instrument which has an operation mechanism using a locking ring and hardly causes puncture deviations.SOLUTION: A puncture device includes: a lancet 101 having a puncture needle 112 and a lancet hub 111; a housing 102 for housing the lancet 101; and an energizing member 103 for energizing the lancet 101 in a direction where the puncture needle 112 protrudes from the housing 102. The housing 102 has a locking ring 172 where the lancet hub 111 is inserted and a puncture depth setting part 163 provided on a distal end side with respect to the locking ring 172. The lancet hub 111 has a depth determining projection part 154 which collides with the puncture depth setting part 163 for determining a puncture depth on a distal end side.SELECTED DRAWING: Figure 12
Inventors:
KAWABE MINAMI
Application Number:
JP2019236562A
Publication Date:
July 26, 2021
Filing Date:
December 26, 2019
Export Citation:
Assignee:
NIPRO CORP
International Classes:
A61B5/151
Domestic Patent References:
| JP2011056076A | 2011-03-24 | |||
| JP2014068710A | 2014-04-21 | |||
| JP2012005518A | 2012-01-12 |
Foreign References:
| WO2010095442A1 | 2010-08-26 | |||
| US20050038465A1 | 2005-02-17 | |||
| US20110144682A1 | 2011-06-16 |
Attorney, Agent or Firm:
Maeda patent office