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Patient care system    
United States Patent4835372   
Link to this pagehttp://www.wikipatents.com/4835372.html
Inventor(s)Gombrich; Peter P. (Boulder, CO); Beard; Richard J. (Longmont, CO); Griffee; Richard A. (Golden, CO); Wilson; Thomas R. (Boulder, CO); Zook; Ronald E. (Boulder, CO); Hendrickson; Max S. (Forest Lake, MN)
AbstractA patient identification system for relating items with patients and ensuring that an identified item corresponds to an identified patient. The patient identification system includes a computer system (42) interconnected to a plurality of remote terminals (62) by conventional telephone wiring (66, 70). The patient identification system further including a portable bar code reading device (48) including a bar code wand (120), an LCD display (116) and a key pad (114). The portable bar code reading device (48) communicates via RF transmission with an RF/PLC modem (60). The bar code reading device (48) is utilized to read a patient's unique bar code (50) on a patient's identification bracelet (52), bar codes (51) on labels (53) attached to various items in the hospital relating the item to a specific patient and bar codes (49) on item labels (47) whereby such items can be automatically correlated to a specific patient and checks performed at the computer system (42) to ensure that the item properly corresponds to the identified patient.
   














 Title Information Submit all comments and votes
 
Patent Text Patent PDF Print Page Summary File History
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Drawing from US Patent 4835372
Patient care system - US Patent 4835372 Drawing
Patient care system
Inventor     Gombrich; Peter P. (Boulder, CO); Beard; Richard J. (Longmont, CO); Griffee; Richard A. (Golden, CO); Wilson; Thomas R. (Boulder, CO); Zook; Ronald E. (Boulder, CO); Hendrickson; Max S. (Forest Lake, MN)
Owner/Assignee     ClinCom Incorporated (Boulder, CO)
Patent assignment
All assignments
Publication Date     May 30, 1989
Application Number     07/078,195
PAIR File History     Application Data   Transaction History
Image File Wrapper   Patent Term   Fees
Litigation
Filing Date     July 24, 1987
US Classification     235/375 235/462.15 379/106.02
Int'l Classification     G06E 015/20
Examiner     Trafton; David L.
Assistant Examiner    
Attorney/Law Firm     Merchant, Gould, Smith, Edell, Welter & Schmidt
Address
Parent Case     This is a continuation-in-part of Ser. No. 862,278 filed May 12, 1986 which, in turn, is a continuation-in-part of Ser. No. 757,277 filed July 19, 1985, both abandoned.
Priority Data    
USPTO Field of Search     235/375 235/462 235/472 379/93
Patent Tags     patient care
   
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 Technical Review Submit all comments and votes
 Claims Submit all comments and votes
 


What is claimed is:

1. A patient identification and verification system for relating items to specific patients and for ensuring that an identified item corresponds to an identified patient, comprising:

(a) programmed system computer means for processing and storing patient data;

(b) input means operatively interconnected to the programmed system computer means for input of data to the programmed system computer means;

(c) output means operatively interconnected to the programmed system computer means for output of data from the programmed system computer means;

(d) first bar code identifier means adapted for attachment to a patient for identification of the patient, the bar code identifier means including a patient unique code;

(e) a plurality of second bar code identifier means for identifying items, the second bar code identifier means including a code different from that of the first bar code identifier means so as to differentiate between the first and second bar code identifier means;

(f) the input means and output means including:

(i) microprocessor controlled portable handheld patient terminal means having bar code reader means for scanning the second bar code identifier means for relating various items to a specific patient, the portable handheld patient terminal means further including keyboard and display means, the portable handheld patient terminal means including electromagnetic wave transceiver means including means for transmission of data as an electromagnetic wave which is representative of the first and second bar code identifier means scanned by the bar code reader means and including means for receipt of data as an electromagnetic wave;

(ii) microprocessor controlled base station means including electromagnetic wave transceiver means for receipt of and transmission of data as an electromagnetic wave to the patient terminal means, the base station means being interconnected to the programmed system computer means at least in part by telephone lines for receipt and transmission of data on the telephone lines to the programmed system computer means; and

(iii) a plurality of stationary terminal means located at various stations remote from the programmed system computer means and interconnected to the programmed system computer means at least in part by telephone lines for transmitting data to the programmed system computer means and for receipt of data from the programmed system computer means; and

(g) terminal support means for interconnecting a bar code reading device, at least one printer device and a terminal having a display and keyboard to the system computer, the terminal support means including DOV modem means for transmission of data to the system computer at least in part by telephone wiring.

2. A system in accordance with claim 1, wherein the first bar code identifier means includes a bar code label bearing bar code indicia thereon, the bar code label being disposed in a bar code holder apparatus attached to a patient's identification bracelet, the holder apparatus comprising first and second flaps attached at a first end and having cooperating male and female fasteners proximate a second end for fastening the holder apparatus transversely about the patient's identification bracelet, the holder apparatus further including means for retaining the bar code label thereon.

3. A system in accordance with claim 1, further including a display monitor apparatus, separate and apart from the portable handheld patient terminal means, including means for communicating with the portable handheld patient terminal means via the base station means.

4. A system in accordance with claim 3, wherein the display monitor apparatus includes transceiver means for electromagnetic communication with the base station means.

5. A system in accordance with claim 3, wherein the display monitor apparatus includes communications port means for electrical connection to the base station for communicating with the base station.

6. A system in accordance with claim 3, wherein the display monitor apparatus includes variable positioning means for positioning a screen portion of the display monitor apparatus at varying angles of orientation relative to a housing portion supporting the screen portion.

7. A system in accordance with claim 1, further including logic means for verifying user ID and patient ID checks and for providing an indication at the patient terminal means of the result of such verification.

8. A system in accordance with claim 1, wherein the base station means further includes protocol means for acknowledging receipt of a message from the patient terminal means before sending the message to the programmed system computer, whereby the user of the patient terminal means is provided with a quick response.

9. A system in accordance with claim 8, wherein the base station means further includes protocol means for transmitting a response from the programmed computer system to the patient terminal means before acknowledging receipt of the response from the programmed computer system.
 Description Submit all comments and votes
 


BACKGROUND OF THE INVENTION

The present invention relates to a system and method for patient identification and clinical care verification. More particularly, the present invention relates to a patient identification system and method providing for accurate identification of a patient and for relating items to a patient and ensuring that patient specific items do properly correspond to a patient, thereby providing for accurate medical treatment, billing and inventory and cost control.

Medical institutions are faced with a competitive environment which they must improve profitability and yet simultaneously improve patient care. There are several factors which contribute to the ever increasing costs of hospital care. For example, there is an ever increasing amount of paperwork required by nurses, pharmacists and laboratory personnel. In addition, inaccurate recording of drugs, supplies and tests involved in patient care results in decreasing revenues by a failure to fully capture billing opportunities of these actual costs. Inadequate management also results in a failure to provide an accurate report of all costs involved in treating a particular illness.

In most hospitals and clinical laboratories, a bracelet device containing the patient's name is permanently affixed around the arm of an incoming patient in order to identify the patient during his or her entire stay. Despite this, numerous situations arise which results in errors in patient identification.

For example, when a blood sample is taken from a patient, the blood sample must be identified by the name on the patient's bracelet. In transferring the patient's name a nurse or technician may miscopy the name or may rely on memory or a different data source, rather than actually reading the patient's bracelet.

Moreover, the lack of accurate and rapid transfer of patient information often reduces the accuracy and/or effectiveness of drug administration and patient care, thereby increasing the duration of hospital stay.

In addition, hospitals and other institutions must continuously strive to provide quality patient care. Medical errors, where the wrong patient receives the wrong drug at the wrong time, in the wrong dosage or even the wrong surgery, are a significant problem for all health care facilities. Many prescription drugs and injections are identified merely by slips of paper on which the patient's name and identification number have been handwritten by a nurse or technician who is to administer the treatment. For a variety of reasons, such as the transfer of patients to different beds and errors in marking the slips of paper, a patient may be given an incorrect treatment.

Further, as health care facilities continue to decrease the number of staff personnel as a cost cutting measure, the possibility of personnel errors will most likely increase.

The present invention offers a system which solves or at least reduces the impact of the above-identified problems and other problems associated with health care facilities.

SUMMARY OF THE INVENTION

The present invention relates to a system for patient identification comprising a programmed general purpose computer means for processing and storing patient data. Input devices are operatively interconnected with the computer means for input of patient data into the computer. A first identification device is adapted for attachment to a patient for identification of the patient and includes a patient-unique code. A plurality of second identification devices are provided for relating various items to a particular patient, the second identification devices including a patient-unique code different from that of the first identification device so as to differentiate first and second identification devices from each other. The input means includes a portable terminal having a bar code reader for scanning the code of the first identification device to identify the patient and for scanning the code of the second identification devices. The portable terminal further includes an RF transceiver for transmitting bar code data representative of the codes scanned by the bar code reader and for receiving data. Modem means interconnected to the computer by, in part, a telephone line is adapted for receipt of the RF signal and for transmitting data to the computer via the telephone line. A plurality of terminals are located remotely from the computer at various locations and are interconnected to the computer at least in part by telephone lines for input and output of patient data to and from the computer.

One object of the present invention is to provide a patient