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Related Experiment Video

Updated: Jun 12, 2026

Minimally Invasive Thumb-sized Pterional Craniotomy for Surgical Clip Ligation of Unruptured Anterior Circulation Aneurysms

Minimally Invasive Thumb-sized Pterional Craniotomy for Surgical Clip Ligation of Unruptured Anterior Circulation Aneurysms

Published on: August 11, 2015

The new aneurysm clip system for particularly complex aneurysm surgery: technical note.

Matthias J Krammer¹, Christianto B Lumenta

¹Department of Neurosurgery, Bogenhausen Academic Teaching Hospital, Technical University of Munich, Munich, Germany.

|May 22, 2010

Summary

This summary is machine-generated.

A novel titanium aneurysm clip system enhances surgical clipping of complex ruptured brain aneurysms. Its design offers improved visualization and wider jaw opening, leading to safer procedures and no technical complications in a recent study.

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Microsurgical Clip Obliteration of Middle Cerebral Aneurysm Using Intraoperative Flow Assessment

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Published on: September 25, 2009

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Last Updated: Jun 12, 2026

Minimally Invasive Thumb-sized Pterional Craniotomy for Surgical Clip Ligation of Unruptured Anterior Circulation Aneurysms

Minimally Invasive Thumb-sized Pterional Craniotomy for Surgical Clip Ligation of Unruptured Anterior Circulation Aneurysms

Published on: August 11, 2015

Microsurgical Clip Obliteration of Middle Cerebral Aneurysm Using Intraoperative Flow Assessment

Microsurgical Clip Obliteration of Middle Cerebral Aneurysm Using Intraoperative Flow Assessment

Published on: September 25, 2009

Area of Science:

Neurosurgery
Vascular Surgery
Medical Devices

Background:

Debate exists on optimal treatment for ruptured aneurysms, with endovascular procedures favored but microsurgical clipping necessary for complex cases.
Microsurgical clipping remains crucial for specific complex intracranial aneurysms and those with associated hemorrhages.

Purpose of the Study:

Introduce a new titanium clip system designed to enhance microsurgical clipping of complex cerebral aneurysms.
Improve surgical visualization and clip application safety in aneurysm surgery.

Main Methods:

The new clip system features an inverted opening mechanism and a specialized applier for improved surgical field overview.
Clip jaws offer a wider opening compared to conventional titanium aneurysm clips, aiming for safer application.
The design aims to reduce the risk of premature aneurysm rupture during clipping procedures.

Main Results:

55 aneurysms in 45 patients were successfully clipped between January 2006 and July 2008.
Anterior communicating artery and MCA M1 segment were the most frequent aneurysm locations.
All clipping procedures were completed without any technical complications, demonstrating system efficacy.

Conclusions:

The new clip system shows potential benefits for complex aneurysm surgery due to enhanced surgical vision and wider clip jaw opening.
The system is user-friendly and compatible with magnetic resonance imaging (MRI).
This innovation may improve outcomes in challenging neurosurgical clipping procedures.