Ultrasound coupling medium for use in medical diagnostics
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Abstract
A composition of an ultrasound coupling medium is provided. The composition comprises at least 90% water, at least one preservative, and at least one base substance, wherein the composition is extensible into a film with a thickness of up to 1/10 mm, wherein the composition can withstand a pressure of up to 30 kp without tearing, wherein the composition can adapt exactly to skin surface without causing any significant air pockets, and wherein the composition can be removed from skin with substantially no residue left behind. The at least one base substance may be a galactomannan, a polyvinyl alcohol (PVA), a complex formation of galactomannan and borate ions, or comninations thereof.
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Citations
39 Claims
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1-19. -19. (canceled)
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20. A composition of an ultrasound coupling medium, comprising:
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(a) at least 90% water;
(b) at least one preservative; and
(c) at least one base substance, wherein the composition is extensible into a film with a thickness of up to 1/10 mm, wherein the composition can withstand a pressure of up to 30 kp without tearing, wherein the composition can adapt exactly to skin surface without causing any significant air pockets, and wherein the composition can be removed from skin with substantially no residue left behind. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36)
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37. A method for medical dialogistic by applying an ultrasound coupling medium, comprising:
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(a) at least 90% water;
(b) at least one preservative; and
(c) at least one base substance selected from the group consisting of;
galactomannan, polyvinyl alcohol (PVA), a complex formation of galactomannan and borate ions, and combinations thereof;
wherein the composition is extensible into a film with a thickness of up to 1/10 mm, wherein the composition can withstand a pressure of up to 30 kp without tearing, wherein the composition can adapt exactly to skin surface without causing any significant air pockets, and wherein the composition can be removed from skin with substantially no residue left behind.
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38. A packaging of an ultrasound coupling medium comprising a composition and a cutting means for cutting off a gel strand, wherein the composition comprises at least 90% water, at least one preservative, at least one base substance selected from the group consisting of:
- galactomannan, polyvinyl alcohol (PVA), a complex formation of galactomannan and borate ions, and combinations thereof, wherein the packaging is provided with a reclosable dispensing opening, wherein the cutting means is arranged in the region of the dispensing opening, and wherein the cutting means is a flat and pliable plastic strip provided with a front edge formed into a cutter.
- View Dependent Claims (39)
Specification