WO2025253298 - MULTI-FUNCTIONAL DISSECTION KNIFE
National phase entry is expected:
Publication Number
WO/2025/253298
Publication Date
11.12.2025
International Application No.
PCT/IB2025/055720
International Filing Date
04.06.2025
Title **
[English]
MULTI-FUNCTIONAL DISSECTION KNIFE
[French]
COUTEAU DE DISSECTION MULTIFONCTIONNEL
Applicants **
MULTI-SCALE MEDICAL ROBOTICS CENTER LIMITED
Inventors
LAU, Ka Chun
YAM, Yeung
CHIU, Wai Yan Philip
Priority Data
63/656,076
04.06.2024
US
Application details
| Total Number of Claims/PCT | * |
| Number of Independent Claims | * |
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| Number of Multi-Dependent Claims | * |
| Number of Drawings | * |
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| Pages of Specification | * |
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| Number of Office Actions | * |
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International Searching Authority |
CNIPA
* |
| Recordal of a Change of the Applicant's Name/Address |
Change of Applicant's Name and Address
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| Type of Assignment |
The Standard Agent's Assignment
* |
| Applicant's Legal Status |
Legal Entity
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| * | |
| * | |
| * | |
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| Entry into National Phase under |
Chapter I
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| Patent Delivery |
Send the Letters Patent by Courier
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| 译文 |
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* The data is based on automatic recognition. Please verify and amend if necessary.
** IP-Coster compiles data from publicly available sources. If this data includes your personal information, you can contact us to request its removal.
Quotation for National Phase entry
| Country | Stages | Total | |
|---|---|---|---|
| China | Filing, Examination, Granting | 1576 | |
| EPO | Filing, Examination, Granting | 11558 | |
| Japan | Filing, Examination, Granting | 1998 | |
| South Korea | Filing, Examination, Granting | 1804 | |
| USA | Filing, Examination, Granting | 4740 |
Total:
21,676
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Abstract[English]
The present invention provides a dissection knife adapted for connection with a flexible manipulator. In one embodiment, said dissection knife comprises a) a ball-head-type knife (20) comprising a hollow tube (22) and a spherical tip (23); b) a needle knife (21) comprising a free end and a fixed end; wherein said free end is inserted through said hollow tube (22); c) a channel (24), wherein said fixed end of the needle knife is connected and said spherical tip of the ball-head-type knife contacts when retracted; and d) a tendon-sheath mechanism (32) for retracting or extending said ball-head-type knife to expose or hide said needle knife (21) respectively.[French]
La présente invention concerne un couteau de dissection conçu pour être relié à un manipulateur souple. Dans un mode de réalisation, ledit couteau de dissection comprend a) un couteau de type à tête sphérique (20) comprenant un tube creux (22) et une pointe sphérique (23) ; b) un couteau-aiguille (21) comprenant une extrémité libre et une extrémité fixe, ladite extrémité libre étant introduite dans ledit tube creux (22) ; c) un canal (24), ladite extrémité fixe du couteau-aiguille étant reliée et ladite pointe sphérique du couteau de type à tête sphérique étant en contact lorsqu'elle est rétractée ; et d) un mécanisme de gaine de tendon (32) pour rétracter ou déployer ledit couteau de type à tête sphérique pour rendre visible ou cacher ledit couteau-aiguille (21) respectivement.