Catheter

• US 3,119,392 A
• Filed: 02/14/1961
• Issued: 01/28/1964
• Est. Priority Date: 02/14/1961
• Status: Expired due to Term

• Current Assignee: Alice Zeiss, Elke Zeiss, Martin Zeiss, Peter Zeiss, Wiltrud Geise
• Original Assignee: Alice Zeiss, Elke Zeiss, Martin Zeiss, Peter Zeiss, Wiltrud Geise
• Inventors: Zeiss, Alice, Zeiss, Martin, Zeiss, Peter, WILTRUD GEISE, Zeiss, Elke
• Application Number:
  US04/089,319
• Time in Patent Office: 1,078 Days
• US Class Current: 606/127
• CPC Class Codes: A61B 17/221 Gripping devices in the form of loops or baskets for gripping calculi or similar types of obstructions surgical snare instruments A61B17/32056
• CPC Class Codes: A61B 2017/2212 having a closed distal end, e.g. a loop
• CPC Class Codes: A61B 2018/00982 combined with or comprising means for visual or photographic inspections inside the body, e.g. endoscopes
• CPC Class Codes: A61B 2090/3937 Visible markers
• CPC Class Codes: A61B 90/30 Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure
• CPC Class Codes: A61B 90/39 Markers, e.g. radio-opaque or breast lesions markers
• CPC Class Codes: A61M 25/01 Introducing, guiding, advancing, emplacing or holding catheters A61M25/10 takes precedence
• CPC Class Codes: A61M 25/0108 using radio-opaque or ultrasound markers

Claims

1. A DEVICE FOR REMOVING STONES IN THE URETER OF A PATIENT COMPRISING A CYSTOSCOPE HAVING AN EXTERIOR END ADAPTED TO BE DISPOSED EXTERIOR OF THE PATIENT AND AN ELONGATION OF THE TUBE FOR THE ENTIRE LENGTH OF THE TUBE, SAID STRIPE BEING AT A KNOWN ORIENTION RELATIVE TO THE APERTURE IN THE TUBE, WHEREBY THE TUBE MAY BE INSERTED INTO THE URETER BY MANIPULATING THE TUBE EXTERIOR OF THE PATIENT AND THE ROTATIONAL POSITION OF THE TUBE IN THE CONTROLLED AT THE MOUTH OF THEURETER BY VIEWING THE LOCATION OF THE STRIP AT THE MOUTH OF THE URETER THROUGH THE OPTICAL SYSTEM OF THE CYSTOSCOPE FOR THE PURPOSE OF LOCATING THE LOOP OF THE CATHETER RELATIVE TO THE POSITION OF THE STONE.