Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
31 words
Catheter comprising a tube-like body with a proximal and a distal end and with at least one lumen, in which at least one element made of paramagnetic material has been received.
Claim 2
Dependent Claim
20 words
Catheter as claimed in claim 1, wherein the element of paramagnetic material extends helically with regard to the tube-like body.
Claim 3
Dependent Claim
50 words
Catheter as claimed in claim 2, wherein the catheter is of the type comprising a braided reinforcing layer, the elements of paramagnetic material are formed by at least some of the wires of the reinforcing layer and any remaining wires of the reinforcing layer have been made of non-magnetic material.
Claim 4
Dependent Claim
25 words
Catheter as claimed in claim 3, wherein the wires of paramagnetic material have been made of an alloy of non-magnetic material and strong paramagnetic material.
Claim 5
Dependent Claim
22 words
Catheter as claimed in claim 4, wherein the alloy comprises at least one material from the group including titanium, copper and nickel.
Claim 6
Dependent Claim
21 words
Catheter as claimed in claim 1, wherein the element of paramagnetic material consists of a marking ring arranged around the catheter.
Claim 7
Dependent Claim
30 words
Catheter as claimed in claim 6, comprising an assembly of two concentric marking rings made of a non-magnetic material visible when subjected to X-rays, and of a paramagnetic material respectively.
Claim 8
Dependent Claim
32 words
Catheter as claimed in claim 7, wherein the ring of paramagnetic material has been formed by means of a deposition technique on the internal surface of the ring made of non-magnetic material.
Claim 9
Dependent Claim
14 words
Catheter as claimed in claim 8, wherein the deposition technique is a sputter technique.
Claim 10
Dependent Claim
32 words
Catheter as claimed in one of the claims 6 - 8, wherein the non-magnetic material visible when subjected to X-rays, comprises at least one material from the group including gold and platinum.
Claim 11
Dependent Claim
35 words
Catheter as claimed in claim 2, wherein the element of paramagnetic material is a wire of paramagnetic material wound in a helical fashion and embedded in the material of which the catheter has been made.
Claim 12
Dependent Claim
36 words
Catheter as claimed in one of the previous claims, wherein the paramagnetic material has been chosen from the group comprising transition metals such as copper, manganese, chromium, nickel, gadolinium, dysprosium and mixtures, alloys and salts thereof.