Thrombolytic therapy for stroke is an interventional neurosurgery, which is used to remove thrombus in blocked blood vessels and restore cerebral blood flow. Doctors who perform embolectomy for stroke usually need the following qualifications:

1. Neurosurgeon or interventional radiologist: Stroke embolectomy is usually performed by a neurosurgeon or interventional radiologist. These doctors need special training in neurosurgery or interventional radiology, and have relevant professional knowledge and skills.

2. Academic background and professional license: Doctors who perform embolectomy for stroke usually need to have relevant academic background and professional license, such as a bachelor's degree in medicine and a doctor's license.

3. Continuing education and training experience: Doctors usually need additional education and training to be familiar with the operation technology and related clinical management of stroke embolectomy.

4. Certification and qualification examination: Some countries or regions may require doctors to pass specific certification and qualification examinations to prove that they are qualified to perform embolectomy for stroke.

5. Clinical experience and professional practice: Doctors who perform embolectomy for stroke usually need to have certain clinical experience and professional practice to ensure the safety and effectiveness of the operation.