Novel disposable intracranial targeted drug delivery sterile microcatheter

By designing an intracranial targeted drug delivery microcatheter with its own locking structure, the problem of existing catheters requiring external equipment fixation is solved, and the use and wider applicability under nuclear magnetic conditions are achieved.

CN222130751UActive Publication Date: 2024-12-10BEIJING JIANDA SIHAI MEDICAL TECH CO LTD
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Patent Information

Application Number
CN202420356443.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-02-26
Publication Date
2024-12-10
Estimated Expiration
2034-02-26

AI Technical Summary

Technical Problem

Existing intracranial targeted drug delivery catheters require external equipment or tools to secure the catheter position, and material and space limitations make it impossible to use under nuclear magnetic conditions.

Method used

A new type of single-use intracranial targeted drug delivery sterile microcatheter is designed, using drug delivery tube assembly, guide tube assembly and locking assembly, and the threaded structure of the locking knob and fixing column is used to achieve the self-locking of the catheter and Adjustable, can be locked in conjunction with the skull nails, all materials are non-metallic materials.

Benefits of technology

The catheter is positioned and fixed without the help of external equipment or tools. The length of the inner and outer catheters is adjustable, simple to operate, suitable for nuclear magnetic conditions, has a wider scope of application, simple structure and strong practicality.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a novel disposable intracranial targeted drug delivery sterile microcatheter which comprises a drug delivery tube assembly, a guide tube assembly, a drug delivery tube locking assembly and a guide tube locking assembly, and the cranial entering end of the guide tube assembly penetrates through a center hole of the guide tube locking assembly. The other end of the guiding tube assembly is inserted into a center hole of the medicine feeding tube locking assembly and fixedly connected with the medicine feeding tube locking assembly in a threaded mode, the guiding tube locking assembly can move on the guiding tube assembly and can be matched and locked with a skull nail, and the medicine feeding tube assembly can move in a tube cavity of the guiding tube assembly. The device is simple in structure, provided with a locking structure, capable of positioning the position of the catheter entering the skull and being matched with a skull nail without the help of external equipment or tools, adjustable in length of the inner catheter and the outer catheter, easy to operate, high in practicability, integrally made of non-metal materials, capable of being used under the nuclear magnetism condition and wider in application range.
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