4. Surgery
  5. Means for introducing or removing material from body for...
  6. Treating material introduced into or removed from body...

David R. Tholfsen

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Bronchial flow control devices and methods of use

Surgery – Respiratory method or device – Respiratory gas supply means enters mouth or tracheotomy...
Reexamination Certificate

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Bronchial flow control devices and methods of use

Surgery – Respiratory method or device – Means for supplying respiratory gas under positive pressure
Reexamination Certificate

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Catheters, systems and methods for percutaneous in situ...

Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Reexamination Certificate

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Devices, systems and methods for acute or chronic delivery...

Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Reexamination Certificate

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Devices, systems and methods for acute or chronic delivery...

Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2359908

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