2230218

Information

• Patent Grant
• 2230218

• References
• Source

• Patent Number

  2,230,218

• Date Filed

  Not available

• Date Issued

  Tuesday, February 4, 1941
  83 years ago

• CPC

  • A61M25/007 - Side holes
  • A61J15/0003 - Nasal or oral feeding-tubes
  • A61J15/0069 - Tubes feeding directly to the intestines
  • A61M1/0084 - With gas or fluid supply means
  • A61J15/0073 - Multi-lumen tubes
  • A61J15/0096 - Provisions for venting
  • A61M1/0074 - by vacuum created above a liquid flowing from a closed container
  • A61M25/0032 - characterized by at least one unconventionally shaped lumen
  • A61M2210/1053 - Stomach
  • A61M2210/1057 - Duodenum

• US Classifications

  • 604 - Surgery