MEDICAL-MAPPING DEVICE

1 . An apparatus, comprising:

a medical-mapping device, including:

an elongated electrode-support assembly having spaced-apart electrodes configured to be maneuverable, at least in part, into, and along, a confined space of a patient; and

the spaced-apart electrodes being configured to be selectively movable between a storage position and a deployment position.

2 . The apparatus of claim 1 , wherein:

the spaced-apart electrodes are also configured to be selectively movable between the storage position located proximate to the elongated electrode-support assembly and the deployment position located distally from the elongated electrode-support assembly.

3 . The apparatus of claim 1 , wherein:

the spaced-apart electrodes are also configured to be selectively movable, at least in part, radially from the elongated electrode-support assembly; and

the spaced-apart electrodes are also configured to be selectively movable, at least in part, radially toward the elongated electrode-support assembly.

4 . The apparatus of claim 1 , further comprising:

the elongated electrode-support assembly includes:

an elongated catheter assembly having a distal section configured to be maneuverable, at least in part, into, and along, the confined space of the patient; and

the distal section, of the elongated catheter assembly, supporting, at least in part, the spaced-apart electrodes.

5 . The apparatus of claim 4 , further comprising:

the elongated electrode-support assembly includes:

a electrode-moving assembly mounted to the distal section, of the elongated catheter assembly; and

the electrode-moving assembly configured to selectively move, at least in part, the spaced-apart electrodes between the storage position and the deployment position.

6 . The apparatus of claim 5 , wherein:

the electrode-moving assembly is also configured to be expandable for selective movement of the spaced-apart electrodes from the storage position toward the deployment position.

7 . The apparatus of claim 5 , wherein:

the electrode-moving assembly is also configured to be contractible for selective movement of the spaced-apart electrodes from the deployment position toward the storage position.

8 . The apparatus of claim 1 , wherein:

the elongated electrode-support assembly includes:

an elongated catheter assembly having a distal section; and

a electrode-moving assembly mounted to the distal section, of the elongated catheter assembly; and

wherein the electrode-moving assembly includes:

a balloon assembly mounted to the distal section of the elongated catheter assembly.

9 . The apparatus of claim 8 , wherein:

the elongated catheter assembly defines an inflation lumen configured to be in fluid communication with an interior of the balloon assembly; and

the balloon assembly is configured to be inflated in response to application of fluid pressure to the inflation lumen.

10 . The apparatus of claim 8 , wherein:

an inflation lumen is received in, at least in part, a length of a catheter lumen defined by the elongated catheter assembly; and

the inflation lumen is configured to be in fluid communication with an interior of the balloon assembly; and

the balloon assembly is configured to be inflated in response to application of fluid pressure to the inflation lumen.

11 . The apparatus of claim 8 , wherein:

the spaced-apart electrodes are mounted to an outer surface of the balloon assembly.

12 . The apparatus of claim 1 , wherein:

the elongated electrode-support assembly includes:

an elongated catheter assembly having a distal section; and

a electrode-moving assembly mounted to the distal section, of the elongated catheter assembly; and

wherein the electrode-moving assembly includes:

a mesh assembly being configured to be positioned within a catheter lumen of the elongated catheter assembly; and

the mesh assembly configured to be movable from the storage position located within the elongated catheter assembly to the deployment position located outside the elongated catheter assembly.

13 . The apparatus of claim 12 , further comprising:

a wire connected to the mesh assembly; and

the wire configured to urge movement of the mesh assembly between the storage position and the deployment position in response to application of a movement force to the wire.

14 . The apparatus of claim 12 , wherein:

the spaced-apart electrodes are mounted to an outer structure of the mesh assembly.

15 . The apparatus of claim 1 , wherein:

the elongated electrode-support assembly includes:

an elongated catheter assembly having a distal section; and

a electrode-moving assembly mounted to the distal section of the elongated catheter assembly; and

wherein the elongated catheter assembly includes:

a first catheter defining a first catheter lumen, and having a first distal section; and

a second catheter having a second distal section; and

the second catheter receivable within, and movable along, the first catheter lumen of the first catheter; and

wherein the electrode-moving assembly includes:

a mesh assembly configured to be positioned within the first catheter lumen of the first catheter; and

the mesh assembly is configured to be movable between the storage position located within the first catheter and the deployment position located outside the first catheter.

16 . The apparatus of claim 15 , wherein:

the second catheter is connected to the mesh assembly; and

the second catheter is configured to urge movement of the mesh assembly between the storage position and the deployment position in response to application of a movement force to the second catheter.

17 . The apparatus of claim 15 , wherein:

the second catheter defines a second catheter lumen.

18 . A method of using a medical-mapping device, the method comprising:

maneuvering, at least in part, the medical-mapping device having an elongated electrode-support assembly and spaced-apart electrodes into, and along, a confined space of a patient, in which the spaced-apart electrodes are mounted to the elongated electrode-support assembly; and

selectively moving the spaced-apart electrodes between a storage position and a deployment position after the elongated electrode-support assembly and the spaced-apart electrodes are maneuvered, at least in part, into, and along, the confined space of the patient.

19 . The method of claim 18 , further comprising:

selectively moving the spaced-apart electrodes between the storage position located proximate to the elongated electrode-support assembly and the deployment position located distally from the elongated electrode-support assembly.

20 . The method of claim 18 , further comprising:

selectively moving, at least in part, the spaced-apart electrodes radially from the elongated electrode-support assembly; and

selectively moving, at least in part, the spaced-apart electrodes radially toward the elongated electrode-support assembly.