Diagnostic probe and kit for tonometric examination of...

Details Diagnostic probe and kit for tonometric examination of... Diagnostic probe and kit for tonometric examination of...

2011-07-19

2011-07-19

Marmor, II, Charles A (Department: 3735)

Surgery

Diagnostic testing

Measuring or detecting nonradioactive constituent of body...

C600S300000, C600S529000

Reexamination Certificate

active

07981033

ABSTRACT:
The invention relates to a tonometric device (20) for examination of respiratory insufficiency and regional tissue perfusion failure in patients, comprising a distal end (22), a section (24) to be introduced into the body, and a fixing part (3). The section (24) to be introduced comprises a first tube (1) to which an additional tubing (4) is connected. A second tube (2) is arranged substantially parallel with the first tube (1). At least the section (24) of the first tube (1) is made of a material permeable for gases, especially for carbon' dioxide, but substantially impermeable for body fluids, preferably of silicone rubber. The device does not comprise any balloon, it can be introduced into the patient stomach without preliminary preparation, and is useful for examination of premature babies.

REFERENCES:
patent: 5408999 (1995-04-01), Singh et al.
patent: 5423320 (1995-06-01), Salzman et al.
patent: 5957839 (1999-09-01), Kruse et al.
patent: 6216024 (2001-04-01), Weil et al.
patent: 6238339 (2001-05-01), Fiddian-Greene et al.
patent: 6370941 (2002-04-01), Nakamura et al.
patent: 6432051 (2002-08-01), Rantala
patent: 0 941 693 (1999-09-01), None

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