Apparatus and methods for monitoring transfusion of blood

• US 8,261,981 B2
• Filed: 01/15/2009
• Issued: 09/11/2012
• Est. Priority Date: 02/19/2004
• Status: Active Grant

• Current Assignee: Haemonetics Corporation
• Original Assignee: Haemonetics Corporation
• Inventors: Auchinleck, Geoffrey Fletcher
• Primary Examiner(s): TRAIL, ALLYSON NEEL
• Application Number:
  US12/354,120
• Publication Number:
  US 20090121009A1
• Time in Patent Office: 1,335 Days
• Field of Search: 235/384, 235/385, 235/462.07, 700/86, 700/242, 705/2, 238/117, 604/67
• US Class Current: 235/384
• CPC Class Codes: G16H 40/20 for the management or administration of healthcare resources or facilities, e.g. managing hospital staff or surgery rooms

Abstract

Apparatus and methods are described for ensuring that blood transfused into a patient is the correct blood for that patient, is transfused in the correct manner and that a complete audit trail is created that will allow later tracing of blood from donation through to ultimate transfusion.

Claims

1. An apparatus for implementing blood sample collection, blood unit requesting, and blood unit transfusion into a patient, said apparatus comprising:

a caregiver identity means comprising an electronically readable caregiver code;

a patient identification wristband comprising an electronically readable patient code;

a portable computer comprising a reader wherein said reader is capable of reading said caregiver code and said patient code and software to implement the process of sample collection wherein said process of sample collection comprises the step of causing said portable computer to present messages to a caregiver that indicate to said caregiver a predefined series of steps, presented step-by-step, to be performed by said caregiver in the sample collection process and

a portable printer wherein said portable printer is capable of communicating with said portable computer.

2. The apparatus of claim 1 wherein said caregiver identity means is an employee identification card and wherein said employee identification card comprises said caregiver code.

3. The apparatus of claim 1 wherein said electronically readable caregiver code includes multiple categories of data and is selected from the group consisting of a two-dimensional barcode, and a Radio Frequency Identification (RFID) tag.

4. The apparatus of claim 1 wherein said electronically readable patient code includes multiple categories of data and is selected from the group consisting of a two-dimensional barcode, and a Radio Frequency Identification (RFID) tag.

5. The apparatus of claim 4 wherein said two-dimensional barcode is selected from the group consisting of PDF 417, Aztec code, and Matrix code.

6. The apparatus of claim 1 wherein said portable computer is a Personal Digital Assistant (PDA) and wherein said reader is selected from the group consisting of a barcode scanner, a barcode imager, and an RFID reader.

7. The apparatus of claim 6 wherein said PDA comprises a wireless network means for communicating with a wireless network, a touch screen, and a communication means for communicating with said portable printer.

8. The apparatus of claim 1 wherein said messages to the caregiver comprise the following:

a request to said caregiver to read a caregiver code;

a request to said caregiver to read a patient code;

a request to said caregiver to verify the accuracy of displayed patient identification information;

a selection of tests for said caregiver to request for a blood sample; and

a request to said caregiver to print a blood sample label.

9. The apparatus of claim 8 wherein said selection of tests are automatically assigned by said portable computer.

10. The apparatus of claim 9 wherein said portable computer further comprises a timer wherein said timer prevents said caregiver from printing said blood sample label if more than a pre-set time has passed since said patient code was read.

11. The apparatus of claim 9 further comprising a request to said caregiver to verify that said blood sample collection is complete, wherein the caregiver enters verification data in said portable computer.

12. The apparatus of claim 9 wherein said portable computer transmits a record to a transfusion database.

13. The apparatus of claim 12 wherein said information is transmitted to said transfusion database via a wireless network connection.

14. The apparatus of claim 13 wherein a barcode reader connected to a computer connected to said transfusion database is capable of scanning said sample collection label and writing said blood sample request information into said transfusion database.

15. An apparatus for implementing blood sample collection, blood unit requesting, and blood unit transfusion into a patient, said apparatus comprising:

a caregiver identity means comprising an electronically readable caregiver code;

a patient identification wristband comprising an electronically readable patient code;

a portable computer comprising a reader wherein said reader is capable of reading said caregiver code and said patient code and software to implement the process of sample collection wherein said process of sample collection comprises the step of causing said portable computer to display messages to a caregiver that indicate to said caregiver the next step in a predefined series of steps to be performed by said caregiver;

a portable printer wherein said portable printer is capable of communicating with said portable computer; and

a lockable refrigerated storage compartment for storing a blood unit, including a computer and software installed on said computer, said software in combination with said computer capable of instructing said lockable refrigerator to become locked or to become unlocked.

16. The apparatus of according to claim 15 including recording means for recording the movement of a blood unit into and out of said refrigerated storage compartment, said recording means comprising:

a first Radio Frequency Identification (RFID) tag attached to a blood unit, wherein said RFID tag encodes a blood unit identification code for said blood unit;

a second RFID tag for a user of said apparatus, wherein said second RFID tag encodes a user identification code;

an antenna disposed to read all RFID tags inside and in the vicinity of a refrigerated storage compartment;

a device for receiving data via said antenna from said first RFID tag and said second RFID tag and sending said received data to a computer; and

a computer for receiving data from said data receiving device.

17. An apparatus for implementing blood sample collection, blood unit requesting, and blood unit transfusion into a patient, said apparatus comprising:

an electronically readable caregiver code;

an electronically readable patient wristband with an electronically readable patient code;

a first computer including an electronic reader, wherein said reader is capable of reading said caregiver code and said patient code;

software to implement to process of sample collection wherein said process of sample collection comprises the step of causing said first computer to display messages to a caregiver that indicate to said caregiver the next step in a predefined series of steps to be performed by said caregiver;

a portable printer capable of communicating with said first computer; and

a lockable refrigerated storage compartment for storing a blood unit, including a second computer and software installed on said second computer, said software in combination with said second computer capable of instructing said lockable refrigerator to become locked or to become unlocked.

18. The apparatus according to claim 17 including:

a reader connected to said second computer;

a speaker connected to said second computer; and

a touch screen, wherein said touch screen provides a visual display and a touch operated user interface for operating said software installed on said second computer.

19. The apparatus of claim 18 wherein said software installed on said second computer determines if the caregiver identified by said caregiver code is authorized to collect blood units and wherein when said caregiver is authorized to collect blood units, two buttons are displayed on said touch screen wherein a first of said two buttons indicates that caregiver is adding a blood product to said refrigerated storage compartment and wherein a second of said two buttons indicates that a caregiver is removing a blood product from said refrigerated storage compartment.

20. An apparatus for implementing blood sample collection, blood unit requesting, and blood unit transfusion into a patient, said apparatus comprising:

an electronically readable caregiver code;

an electronically readable patient wristband with an electronically readable patient code;

a first computer including an electronic reader, said reader capable of reading said caregiver code and said patient code;

software to implement to process of sample collection wherein said process of sample collection includes the step of causing said first computer to display messages to a caregiver that indicate to said caregiver the next step in a predefined series of steps to be performed by said caregiver;

a printer capable of communicating with said first computer;

recording means for recording the movement of a blood unit into and out of a refrigerated storage compartment, said recording means comprising a first Radio Frequency Identification (RFID) tag attached to a blood unit, wherein said RFID tag encodes a blood unit identification code for said blood unit,

a second RFID tag for a user of said apparatus, wherein said second RFID tag encodes a user identification code;

an antenna disposed to read all RFID tags inside and in the vicinity of the refrigerated storage compartment;

a device for receiving data via said antenna from said first RFID tag and said second RFID tag and sending said received data to a computer; and

a second computer for receiving data from said data receiving device.