Title:
MEDICAL CONNECTION DEVICE
Document Type and Number:
Japanese Patent JP2023071573
Kind Code:
A
Abstract:
To provide a medical connection device for rotatably coupling, a connector main body having a male type lure part and an attachment.SOLUTION: A medical connection device 1 comprises: a connector main body 10; a screwing cylinder 20 which is integrally provided on the connector main body 10 or is rotatably coupled to the connector main body; and an attachment 30 which is rotatably coupled to the connector main body 10. The connector main body 10 has a male type lure part 11 on one end side, and an insertion part 12 (first coupling part) on the other end side. The attachment 30 has a reception cylinder part 31 (second coupling part) on one end side, and a tube holder part 32 (connection part) on the other end side. On a periphery of the insertion part 12, a toric first engagement protrusion 15 is formed, on an inner periphery of the reception cylinder part 31, a plurality of second engagement protrusions 35 which is arranged at an interval in a circumferential direction is formed. By engagement of the engagement protrusions 15, 35, the connector main body 10 and the attachment 30 are coupled rotatably, and axial movement where they are separated each other is restricted.SELECTED DRAWING: Figure 3
Inventors:
IWAKATA MARIO
WATANABE HIROKI
MIYAZAKI TAKAYUKI
WATANABE HIROKI
MIYAZAKI TAKAYUKI
Application Number:
JP2022017972A
Publication Date:
May 23, 2023
Filing Date:
February 08, 2022
Export Citation:
Assignee:
KOYO SANGYO LTD
International Classes:
A61M39/10; A61M39/12; F16L19/02; F16L37/10
Attorney, Agent or Firm:
Yusen Patent Office