4. Surgery
  5. Specula
  6. Retractor

Charles Gresl, Jr.

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Blood serum separation filter disc

Liquid purification or separation – With alarm – indicator – register – recorder – signal or... – Responsive to fluid flow
Patent

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Device for anchoring trocar sleeve

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

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Endoscopic expandable retraction device

Surgery – Truss – Perineal
Patent

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Endoscopic inflatable retraction device

Surgery – Specula – Retractor
Reexamination Certificate

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Endoscopic inflatable retraction device with additional inflatab

Surgery – Specula – Retractor
Patent

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Profile ID: LFUS-PAI-P-124962

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