RU98108288A - CATHETER, IN PARTICULAR FOR PERITONALIAL DIALYSIS - Google Patents

CATHETER, IN PARTICULAR FOR PERITONALIAL DIALYSIS

Info

Publication number
RU98108288A
RU98108288A RU98108288/14A RU98108288A RU98108288A RU 98108288 A RU98108288 A RU 98108288A RU 98108288/14 A RU98108288/14 A RU 98108288/14A RU 98108288 A RU98108288 A RU 98108288A RU 98108288 A RU98108288 A RU 98108288A
Authority
RU
Russia
Prior art keywords
diameter
catheter
catheter according
paragraphs
tip
Prior art date
Application number
RU98108288/14A
Other languages
Russian (ru)
Other versions
RU2193901C2 (en
Inventor
Нильссон Кристер
Оскарсон Йоаким
Йеппссон Ян-Бертиль
Original Assignee
Гамбро АБ
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from SE9503562A external-priority patent/SE505125C2/en
Application filed by Гамбро АБ filed Critical Гамбро АБ
Publication of RU98108288A publication Critical patent/RU98108288A/en
Application granted granted Critical
Publication of RU2193901C2 publication Critical patent/RU2193901C2/en

Links

Claims (15)

1. Катетер, в частности, предназначенный для размещения в полости тела для перитонеального анализа, включающий проксимальный конец и дистальный конец, в котором катетер включает дренируемую область (28) катетера, который предполагается разместить в указанной полости, и снабженный отверстиями (21, 22) вдоль его боковой стенки, отличающийся тем, что дренируемая область катетера имеет часть (19) с уменьшенным диаметром.1. The catheter, in particular, designed to be placed in the body cavity for peritoneal analysis, including the proximal end and the distal end, in which the catheter includes a drainable region (28) of the catheter, which is supposed to be placed in this cavity, and provided with holes (21, 22) along its side wall, characterized in that the drained area of the catheter has a portion (19) with a reduced diameter. 2. Катетер по п. 1, отличающийся тем, что дренируемая область катетера кроме того включает часть с большим диаметром (20), имеющую диаметр, больший, чем в части (19) с уменьшенным диаметром и расположенную дистальнее, чем указанная часть (19) с уменьшенным диаметром. 2. The catheter according to claim 1, characterized in that the drained area of the catheter also includes a part with a larger diameter (20), having a diameter larger than in the part (19) with a reduced diameter and located distal than the specified part (19) with a reduced diameter. 3. Катетер по п. 2, отличающийся тем, что часть (20) с большим диаметром включает коническую часть (23) с равномерно увеличивающимся диаметром, так называемый диффузор. 3. A catheter according to claim 2, characterized in that the part (20) with a large diameter includes a conical part (23) with a uniformly increasing diameter, the so-called diffuser. 4. Катетер по п. 2 или 3, отличающийся тем, что дренируемая часть катетера имеет, по существу, постоянный внутренний диаметр, и что часть с большом диаметром имеет максимальный диаметр, который, по существу, равен указанному внутреннему диаметру. 4. The catheter according to claim 2 or 3, characterized in that the drained part of the catheter has a substantially constant inner diameter, and that the part with a large diameter has a maximum diameter, which is essentially equal to the specified inner diameter. 5. Катетер по любому из пп. 2-4, отличающийся тем, что катетер, кроме того, имеет отверстие (17) кончика на своем самом дистальном конце, причем указанная часть (19) с уменьшенным диаметром отделена от указанного отверстия кончика указанной частью (20) с большим диаметром. 5. The catheter according to any one of paragraphs. 2-4, characterized in that the catheter, in addition, has an opening (17) of the tip at its most distal end, and the specified part (19) with a reduced diameter is separated from the specified hole of the tip of the specified part (20) with a large diameter. 6. Катетер по любому из пп. 1-3, отличающийся тем, что расстояние между частью (19) с уменьшенным диаметром и отверстием (17) кончика не имеет указанных отверстий (21, 22). 6. The catheter according to any one of paragraphs. 1-3, characterized in that the distance between the part (19) with a reduced diameter and the hole (17) of the tip does not have these holes (21, 22). 7. Катетер по любому из пп. 5-6, отличающийся тем, что катетер проксимальнее дренируемого региона включает общий поток жидкости и что размеры части (19) с уменьшенным диаметром и части (20) с большим диаметром подобраны так, чтобы обеспечить частичный поток через отверстие кончика, составляющий 5 - 50% общего потока, предпочтительно, от 20% до 25% общего потока. 7. The catheter according to any one of paragraphs. 5-6, characterized in that the catheter proximal to the drained region includes a total fluid flow and that the dimensions of the part (19) with a reduced diameter and part (20) with a large diameter are selected so as to provide a partial flow through the tip opening of 5-50% total flow, preferably 20% to 25% of the total flow. 8. Катетер по любому из пп. 3-7, отличающийся тем, что коническая часть (23) имеет угол кончика 3 - 20 градусов, предпочтительно, 5 - 15 градусов, а более предпочтительно - приблизительно 8 - 10 градусов. 8. The catheter according to any one of paragraphs. 3-7, characterized in that the conical part (23) has a tip angle of 3 to 20 degrees, preferably 5 to 15 degrees, and more preferably about 8 to 10 degrees. 9. Катетер по любому из пп. 5-8, отличающийся тем, что отверстия (21, 22) и отверстие (17) кончика имеют такие размеры, что скорость потока через каждое отверстие и отверстие кончика имеют одинаковую величину. 9. The catheter according to any one of paragraphs. 5-8, characterized in that the holes (21, 22) and the hole (17) of the tip are such that the flow rate through each hole and the hole of the tip have the same value. 10. Катетер по любому из пп. 5-9, отличающийся тем, что отверстия (21), ближайшие к отверстию (17) кончика имеют маленькую площадь поперечного сечения, а отверстия (22) проксимальнее от кончика имеют диаметр, который больше, чем диаметр отверстий, расположенных ближе всех к кончику. 10. The catheter according to any one of paragraphs. 5-9, characterized in that the holes (21) closest to the tip hole (17) have a small cross-sectional area, and the holes (22) proximal to the tip have a diameter that is larger than the diameter of the holes closest to the tip. 11. Катетер по любому из пп. 5-10, отличающийся тем, что катетер кроме того имеет продольную ось и что отверстия (22) с большей площадью поперечного сечения включают овальное поперечное сечение, имеющее продольную ось овала, параллельную указанной продольной оси катетера. 11. The catheter according to any one of paragraphs. 5-10, characterized in that the catheter also has a longitudinal axis and that the holes (22) with a larger cross-sectional area include an oval cross-section having a longitudinal oval axis parallel to the specified longitudinal axis of the catheter. 12. Катетер по любому из пп. 1-11, отличающийся тем, что он включает, по меньшей мере, одну дополнительную часть (26, 41) с уменьшенным диаметром, расположенную в пределах дренируемой области. 12. The catheter according to any one of paragraphs. 1-11, characterized in that it includes at least one additional part (26, 41) with a reduced diameter, located within the drained area. 13. Катетер по п. 12, отличающийся тем, что площади поперечного сечения отверстий увеличиваются от дистальной части с уменьшенным диаметром к следующей проксимальной части с уменьшенным диаметром. 13. The catheter according to claim 12, characterized in that the cross-sectional area of the holes increases from the distal part with a reduced diameter to the next proximal part with a reduced diameter. 14. Катетер по любому из пп. 4-13, отличающийся тем, что часть с большим диаметром включает часть с максимальным диаметром, который больше, чем указанный внутренний диаметр. 14. The catheter according to any one of paragraphs. 4-13, characterized in that the part with a large diameter includes a part with a maximum diameter that is larger than the specified inner diameter. 15. Катетер по любому из пп. 2-14, отличающийся тем, что часть с большим диаметром, расположенная дистальнее, чем указанная часть с уменьшенным диаметром, имеет диаметр, по существу равный диаметру указанной дренируемой области. 15. The catheter according to any one of paragraphs. 2-14, characterized in that the part with a larger diameter, located distal than the specified part with a reduced diameter, has a diameter substantially equal to the diameter of the specified drainable area.
RU98108288/14A 1995-10-10 1996-10-09 Catheter usable in particular for performing peritoneal dialysis RU2193901C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9503562-2 1995-10-10
SE9503562A SE505125C2 (en) 1995-10-10 1995-10-10 Catheter, especially for peritoneal dialysis

Publications (2)

Publication Number Publication Date
RU98108288A true RU98108288A (en) 2000-02-10
RU2193901C2 RU2193901C2 (en) 2002-12-10

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU98108288/14A RU2193901C2 (en) 1995-10-10 1996-10-09 Catheter usable in particular for performing peritoneal dialysis

Country Status (16)

Country Link
US (1) US6132405A (en)
EP (1) EP0854740B1 (en)
JP (1) JP3910637B2 (en)
KR (1) KR100435102B1 (en)
CN (1) CN1267166C (en)
AT (1) ATE260690T1 (en)
AU (1) AU712309B2 (en)
BR (1) BR9610869A (en)
CA (1) CA2233333C (en)
DE (1) DE69631779T2 (en)
ES (1) ES2216067T3 (en)
HK (1) HK1015719A1 (en)
MX (1) MXPA98002813A (en)
RU (1) RU2193901C2 (en)
SE (1) SE505125C2 (en)
WO (1) WO1997013543A1 (en)

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