Electrical connector apparatus, system and method for use with medical devices

• US 20060166548A1
• Filed: 03/23/2006
• Published: 07/27/2006
• Est. Priority Date: 03/19/2003
• Status: Abandoned Application

• Current Assignee: ACIST Medical Systems Incorporated (Bracco SPA)
• Original Assignee: E-Z-EM Incorporated (Bracco SPA)
• Inventors: Williams, Robert C. Jr., Schaller, Ronald, Hartman, Steven
• Application Number:
  US11/387,302
• Publication Number:
  US 20060166548A1
• Time in Patent Office: Days
• US Class Current: 439/502
• CPC Class Codes: H01R 11/18 End pieces terminating in a probe
• CPC Class Codes: H01R 13/58 Means for relieving strain on wire connection, e.g. cord grip , for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable for flat or ribbon cables H01R12/771
• CPC Class Codes: H01R 2201/12 for medicine and surgery

Abstract

The present invention relates to an electrical connector apparatus, system and method for use with medical devices. In an alternative embodiment, the apparatus of the present invention comprises a first component comprising a first electrical connector adapted to electrically couple with a medical device, and a second component for establishing a connection with an electrical circuit, preferably a microprocessor. The device of the present invention is especially suited for use with medical devices useful in detecting extravasation in an individual undergoing a fluid injection procedure, because it allows for patient mobility, ease of connection and disconnection and more efficient use of medical equipment such as CT scanning equipment.

Claims

1. A method of preparing a first patient for a radiological procedure comprising the steps of:

a. inserting a catheter into a patient while the patient is in a first location;

b. applying an extravasation patch to the patient at the first location;

c. connecting an electrical conduit to the extravasation patch at the first location, wherein the electrical conduit includes a first electrical connector that is removably coupled to the extravasation patch at one end, and a second electrical connector that is capable of being removably coupled to a monitoring device at an opposite end.

d. moving the patient to a second location having a radiological instrument; and

e. connecting the second electrical connector of the electrical conduit to a monitoring device at the second location, wherein the monitoring device and the extravasation patch are in electrical communication with each other so that the monitoring device can process signals measured by the extravasation patch to determine if fluid extravasation occurs, and wherein the electrical conduit and the extending connection facilitate electrical connection between extravasation patch and the monitoring device in the absence of touching, altering or modifying the previously applied extravasation patch.

2. The method according to claim 1, further comprising the steps of:

f. connecting the catheter to a fluid injection device;

g. injecting a fluid into the patient; and

h. measuring tissue impedance near a point at which the catheter is inserted into the patient.

3. The method according to claim 2, further comprising the step of:

i. stopping the injection of the fluid into the patient in the event the monitoring device detects the occurrence of fluid extravasation.

4. The method according to claim 1, further comprising the step of staging one or more patients in a location adjacent to the second location prior to connecting the extravasation patch to the monitoring device.

5. The method according to claim 1, further comprising the step of preparing a second patient for a radiological procedure, comprising the steps of:

i. inserting a second catheter into a second patient at the first location;

ii. applying a second extravasation patch to the second patient;

iii. connecting a second electrical conduit to the extravasation patch;

iv. moving the second patient to the second location having the radiological instrument; and

v. connecting the second electrical conduit to the monitoring device at the second location.

6. The method according to claim 5, wherein the radiological procedure is a CT scanning procedure.

7. The method according to claim 1, wherein the first electrical connector comprises a plurality of electrical contacts, a retaining clip that is moveable between an open and closed position, and a release button that is capable of holding the retaining clip in a closed position, and wherein the plurality of electrical contacts and retaining clip are positioned and arranged so that conductive elements of the extravasation patch are held in electrical contact with the plurality of electrical contacts when the retaining clip is in a closed position.

8. The method according to claim 1, wherein the electrical conduit is about 20 inches to about 30 inches long.

9. A method for electrically connecting a medical device to an individual undergoing a medical procedure comprising the steps of:

a. inserting a channel into an individual while the individual is in a location;

b. applying an extravasation detection device to the individual at the location, the extravasation detection device comprising two or more electrodes;

c. moving the individual from the location to another location having an instrument capable of creating an image of an individual'"'"'s anatomy;

d. connecting an electrical conduit to an extravasation monitoring device at said another location, the electrical conduit having a first end with a first electrical connector and a second end with an electrical coupler connected to the extravasation monitoring device; and

e. attaching the extravasation detection device to the first electrical connector, the first electrical connector including a retaining clip that is capable of electrically coupling the first electrical connector to the extravasation detection device,

wherein the medical procedure is a procedure capable of creating an image of an individual'"'"'s anatomy.

10. The method of claim 9, further comprising the step of:

f. preparing a second individual for a procedure capable of creating an image of an individual'"'"'s anatomy, comprising the steps of;

(A) inserting a second channel into the second individual a location that is different than the said another location;

(B) applying a second extravasation detection device to the second individual;

(C) moving the second individual to said another location; and

(D) connecting the second extravasation detection device to the extravasation monitoring device at said another location.

11. The method of claim 9, wherein the procedure capable of creating an image of an individual'"'"'s anatomy includes a CT scanning procedure.

12. The method of claim 9, further comprising attaching a first electrical conduit to the extravasation detection device prior to the moving step, and wherein the connecting step comprises attaching a second electrical conduit to the first electrical conduit and the extravasation monitoring device so that signals measured by the extravasation device are communicated to the extravasation monitoring device.

13. The method of claim 9, further comprising attaching a first electrical conduit to the extravasation detection device after the moving step, and wherein the connecting step comprises attaching a second electrical conduit to the first electrical conduit and the extravasation monitoring device so that signals measured by the extravasation device are communicated to the extravasation monitoring device.

14. The method of claim 9, wherein the attaching step is before the connecting step.

15. The method of claim 9, wherein the attaching step is after the connecting step.

16. The method of claim 9, wherein the channel is a catheter.

17. A method for detecting extravasation in two or more individuals, the method comprising the steps of:

(a) inserting a first channel into a first individual at a location

(b) applying a first extravasation detection device to the first individual at the location;

(c) moving the first individual to another location having an instrument capable of creating an image of an individual'"'"'s anatomy;

(d) connecting the first extravasation detection device to a monitoring device at said another location;

(e) inserting a second channel into a second individual;

(f) applying a second extravasation detection device to the second individual;

(g) moving the second individual to said another location having an instrument capable of creating an image of an individual'"'"'s anatomy; and

(h) connecting the second extravasation detection device to a monitoring device at said another location. wherein the first extravasation detection device and wherein the connecting steps each comprise connecting an electrical conduit to the monitoring device, the electrical conduits each including a first end having a first electrical connector and a second end having an electrical coupler that is connectable to the monitoring device, and wherein each of the first electrical connectors includes a retaining clip that is capable of electrically coupling the first electrical connector to each respective extravasation detection device.

18. The method according to claim 17, wherein each electrical connector comprises a plurality of electrical contacts, a retaining clip that is moveable between an open and closed position, and a release button that is capable of holding the retaining clip in a closed position, and wherein the plurality of electrical contacts and retaining clip are positioned and arranged so that conductive elements of the first device are held in electrical contact with the plurality of electrical contacts when the retaining clip is in a closed position.

19. The method of claim 18, wherein the procedure capable of creating an image of an individual'"'"'s anatomy is a CT scanner.

20. The method of claim 18, wherein at least one of the first channel and the second channel is a catheter.

21. A method of performing multiple fluid injections on a patient comprising the steps of:

a. inserting a catheter into a patient while the patient is at a first location;

b. applying an extravasation patch to the patient at the first location;

c. moving the patient to a second location having an instrument capable of creating an image of an individual'"'"'s anatomy;

d. connecting the extravasation patch to an extravasation monitoring device at the second location, wherein the monitoring device and the extravasation patch are in electrical communication with each other so that the monitoring device can process signals measured by the extravasation patch to determine if fluid extravasation occurs;

e. connecting the catheter to a fluid injection device;

f. injecting a fluid into the patient;

g. measuring tissue impedance near a point at which the catheter is inserted into the patient;

h. disconnecting the extravasation device from the extravasation monitoring device;

i. imaging a portion of the patient'"'"'s anatomy;

j. moving the patient to another location having an instrument capable of creating an image of an individual'"'"'s anatomy; and

k. repeating steps d) through i) to image two or more additional portions of the patient'"'"'s anatomy.

22. The method of claim 21, further comprising the step of:

stopping the injection of the fluid into the patient in the event the monitoring device detects the occurrence of fluid extravasation.

23. The method according to claim 21, further comprising the step of connecting an electrical conduit to the extravasation after moving the patient to a second location, wherein the electrical conduit comprises a first electrical connector that is removably coupled to the extravasation patch at one end, and a second electrical connector that is removably coupled to the extravasation monitoring device at an opposite end.

24. The method according to claim 21, wherein the first electrical connector comprises a plurality of electrical contacts, a retaining clip that is moveable between an open and closed position, and a release button that is capable of holding the retaining clip in a closed position, and wherein the plurality of electrical contacts and retaining clip are positioned and arranged so that conductive elements of the extravasation patch are held in electrical contact with the plurality of electrical contacts when the retaining clip is in a closed position.

25. The method according to claim 21, wherein the electrical conduit is about 20 inches to about 30 inches long.

26. A method of staging two or more patients that are to undergo a medical imaging procedure, the method comprising:

a. inserting a catheter into a patient while the patient is at a first location;

b. applying an extravasation patch to the patient at the first location;

c. moving the patient into a staging location until the patient is ready to undergo a medical imaging procedure;

d. moving the patient into another location having an instrument capable of creating an image of an individual'"'"'s anatomy; and

d. connecting the extravasation patch to an extravasation monitoring device at the second location, wherein the monitoring device and the extravasation patch are in electrical communication with each other so that the monitoring device can process signals measured by the extravasation patch to determine if fluid extravasation occurs.

27. The method of claim 26, wherein two or more patients are positioned in the staging location prior to undergoing the medical imaging procedure, and wherein a catheter has been inserted into each patient and an extravasation device has been applied to each patient.

28. The method of claim 26, wherein a second patient is undergoing a medical imaging procedure at said another location, and said method further comprises moving the patient from said staging location into said another location after the second patient has completed the medical imaging procedure.