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1. WO2020141380 - KNIFE FOR SURGICAL STAPLER AND ASSOCIATED METHOD OF MANUFACTURE WITH MIM AND HIP

Publication Number WO/2020/141380
Publication Date 09.07.2020
International Application No. PCT/IB2019/060817
International Filing Date 16.12.2019
IPC
A61B 17/072 2006.1
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
BDIAGNOSIS; SURGERY; IDENTIFICATION
17Surgical instruments, devices or methods, e.g. tourniquets
03for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith
068Surgical staplers
072for applying a row of staples in a single action
A61B 17/32 2006.1
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
BDIAGNOSIS; SURGERY; IDENTIFICATION
17Surgical instruments, devices or methods, e.g. tourniquets
32Surgical cutting instruments
CPC
A61B 17/072
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
BDIAGNOSIS; SURGERY; IDENTIFICATION
17Surgical instruments, devices or methods, e.g. tourniquets
068Surgical staplers ; , e.g. containing multiple staples or clamps
072for applying a row of staples in a single action ; , e.g. the staples being applied simultaneously
A61B 17/07207
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
BDIAGNOSIS; SURGERY; IDENTIFICATION
17Surgical instruments, devices or methods, e.g. tourniquets
068Surgical staplers ; , e.g. containing multiple staples or clamps
072for applying a row of staples in a single action ; , e.g. the staples being applied simultaneously
07207the staples being applied sequentially
A61B 2017/00526
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
BDIAGNOSIS; SURGERY; IDENTIFICATION
17Surgical instruments, devices or methods, e.g. tourniquets
00526Methods of manufacturing
A61B 2017/00845
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
BDIAGNOSIS; SURGERY; IDENTIFICATION
17Surgical instruments, devices or methods, e.g. tourniquets
00831Material properties
0084low friction
00845of moving parts with respect to each other
A61B 2017/07257
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
BDIAGNOSIS; SURGERY; IDENTIFICATION
17Surgical instruments, devices or methods, e.g. tourniquets
068Surgical staplers ; , e.g. containing multiple staples or clamps
072for applying a row of staples in a single action ; , e.g. the staples being applied simultaneously
07214Stapler heads
07257characterised by its anvil
A61B 2017/07264
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
BDIAGNOSIS; SURGERY; IDENTIFICATION
17Surgical instruments, devices or methods, e.g. tourniquets
068Surgical staplers ; , e.g. containing multiple staples or clamps
072for applying a row of staples in a single action ; , e.g. the staples being applied simultaneously
07214Stapler heads
07257characterised by its anvil
07264characterised by its staple forming cavities, e.g. geometry or material
Applicants
  • CILAG GMBH INTERNATIONAL [CH]/[CH]
Inventors
  • NALAGATLA, Anil K.
  • SHELTON, IV, Frederick E.
  • BAXTER, III, Chester O.
  • MORGAN, Jerome R.
  • HARRIS, Jason L.
Agents
  • SHIRTZ, Joseph F.
  • REINHARDT, Hilary A.
Priority Data
16/236,67631.12.2018US
Publication Language English (EN)
Filing Language English (EN)
Designated States
Title
(EN) KNIFE FOR SURGICAL STAPLER AND ASSOCIATED METHOD OF MANUFACTURE WITH MIM AND HIP
(FR) COUTEAU POUR AGRAFEUSE CHIRURGICALE ET PROCÉDÉ DE FABRICATION ASSOCIÉ AVEC MOULAGE PAR INJECTION DE MÉTAL (MIM) ET PRESSAGE ISOSTATIQUE À CHAUD (HIP)
Abstract
(EN)
A method is used to manufacture a knife of an end effector of a surgical instrument. The method includes forming the knife using metal injection molding. The knife has at least one feature having a molded shape. The method also includes machining the at least one feature of the knife to have a machined shape without machining the entire knife. The method also includes incorporating the knife into the end effector of the surgical instrument.
(FR)
L'invention concerne un procédé qui est utilisé pour fabriquer un couteau d'un effecteur terminal d'un instrument chirurgical. Le procédé consiste à former le couteau en faisant appel à un moulage par injection de métal. Le couteau possède au moins un élément présentant une forme moulée. Le procédé consiste également à usiner ledit élément du couteau pour présenter une forme usinée sans usiner tout le couteau. Le procédé consiste également à incorporer le couteau dans l'effecteur terminal de l'instrument chirurgical.
Latest bibliographic data on file with the International Bureau