Title:
MEDICAL TOOL BIT STRUCTURE, MEDICAL WATER JET INSTRUMENT AND MOLDING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2018/086135
Kind Code:
A1
Abstract:
A medical tool bit structure (3), a medical water jet instrument (4) and a molding method therefor. The medical tool bit structure (3) comprises: a body part (31), the surface of the body part being inwardly concaved to form a first positioning slot (33) that extends longitudinally, and an elbow part (32) provided at the tail end of the body part (31). The tail end of the first positioning slot (33) extends along a bending direction of the elbow part (32), and a second positioning slot (34) is formed at the elbow part (32). A liquid inlet tube (1) is provided inside the medical tool bit structure (3); the size of the top of the medical water jet instrument (4) is obviously smaller than that of the top of the medical water jet instrument in an existing structure; the medical water jet instrument (4) is miniaturized to reduce the size of an incision of a patient during an operation, and reduce a wound surface; in preferred embodiments, a transversal wound surface at a surgical site is unchanged or gradually increases along with the increase of a stretching depth when the top of the medical water jet instrument (4) constantly extends into the surgical site of the patient, and thus it is beneficial for rehabilitation of the wound surface after the operation.
Inventors:
LUO FENGLING (CN)
Application Number:
PCT/CN2016/105795
Publication Date:
May 17, 2018
Filing Date:
November 14, 2016
Export Citation:
Assignee:
HUIZHOU KESAI BIO MEDICAL CO LTD (CN)
International Classes:
A61B17/3203; F04F5/10
Domestic Patent References:
| WO2003045259A1 | 2003-06-05 |
Foreign References:
| CN102781355A | 2012-11-14 | |||
| CN102100941A | 2011-06-22 | |||
| CN103200885A | 2013-07-10 | |||
| CN102667289A | 2012-09-12 |
Attorney, Agent or Firm:
CO-HORIZON INTELLECTUAL PROPERTY INC. (CN)
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