JPH0622504B2 - Blood loss measuring device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION "Industrial field of application" This invention relates to the amount of blood adhered to gauze used for surgery.
The present invention relates to a bleeding amount measuring device capable of easily and quickly measuring the number (corresponding to bleeding amount) and the number of gauze used.

"Prior Art" Conventionally, the number of gauze sheets used for surgery was confirmed by putting one piece in each compartment of a shallow container divided into a number of small compartments, and counting or providing it on a plate. The gauze used for a large number of hooks was hung one by one, and counting was performed by this.

The amount of blood attached to the used gauze is measured by measuring the weight of the used gauze whose number has been confirmed as described above using only a stand, and measuring the weight of the unused gauze in advance. This was done by subtracting the weight (corresponding to the number of sheets used).

"Problems to be solved by the invention" In the conventional method for measuring the number of gauze and the amount of bleeding,
First, there is a problem in that the measurement takes time and the burden on the nurse who takes the measurement increases, so that the nurse cannot concentrate on the original nursing work. In addition, since it takes time to measure, the evaporation of water progresses during that time, and the two points that the full scale of the table, which is a measuring instrument, has a roughness of 1 kg and the minimum scale is 2 g There is a problem that the measurement error is too large and the measurement result is poor in reliability.

The present invention has been made in view of the above circumstances, and its purpose is to put in one piece of gauze after use and to determine the number of pieces of gauze used and the amount of blood attached to these pieces of gauze.
An object of the present invention is to provide a bleeding amount measuring device capable of measuring (bleeding amount) easily, quickly and accurately.

"Means for Solving Problems" The bleeding amount measuring apparatus according to the present invention is formed in a funnel shape, and is provided below the gauze charging section having a pass-through sensor at a lower portion thereof and the gauze charging section. Weighing unit, first setting unit that stores and displays the number of gauze before use, second setting unit that stores and displays weight data of one unused gauze, and number of gauze used by the passing object sensor And a first used to calculate and display the remaining number of unused gauze by subtracting the number measured in the used number measuring unit from the initially set number in the first setting unit. A total bleeding amount calculated and displayed from the calculation unit of the second setting unit, the gauze weight before use stored in the second setting unit, the number of sheets measured by the number-of-uses counting unit, and the weight measured by the weighing unit. And an arithmetic unit of It is the location.

[Operation] According to the above configuration, the number of pieces of gauze prepared before the start of surgery and the weight of one piece of gauze are set to the first setting unit and the second setting unit, respectively.
Just enter it in the setting section of the, and after that, if the gauze used as the surgery progresses is put into the gauze input section of the device one by one, the gauze used accurately in real time over time The number of sheets, the number of unused gauze sheets, and the amount of blood loss are automatically measured and displayed. Therefore, by using this bleeding amount measuring device, the burden on the measuring nurse can be greatly reduced, and the nurse can concentrate on the original nursing work.

Hereinafter, the present invention will be described in more detail with reference to Examples.

[Embodiment] FIGS. 1, 2, and 3 are for explaining one embodiment of the present invention, and in FIG. 1, reference numeral 1 indicates an apparatus main body. A funnel-shaped gauze charging section 2 is provided on the top of the apparatus body 1. On both sides of the lower part of the gauze charging section 2, passing object sensors 3 and 3 are attached. A scale (weighing unit) 4 is installed below the gauze charging unit 2 and below the apparatus body 1. Further, on the front face of the apparatus body, the number of gauze before use is input by the setting button 5a, and the number is stored, and the first setting part 5 to be displayed on the display part 5b and one unused gauze are displayed. A second setting unit 6 for inputting weight data with the setting button 6a and storing the data and displaying it on the display unit 6b is provided.

As shown in FIG. 2, the optical signals from the passing object sensors 3 and 3 are counted by 1 when interrupted, and the counted numbers are sent to the total count integration unit 7 and the optional integration unit 8, respectively. The count numbers in the total count integration unit 7 and the arbitrary integration unit 8 are stored in the first storage unit 9 and the second storage unit 10, respectively. The count number of the first storage unit 9 is displayed on the first display unit 11, and the count number of the second storage unit 10 is displayed on the second display unit 13 via the zero reset unit 12. Has become. The zero reset unit 12 can arbitrarily erase the counts of the arbitrary count integration unit 8 and the second storage unit 10 to make them zero counts.

On the other hand, the storage number (the number of gauze prepared before the operation) of the storage unit (third storage unit) 5c of the first setting unit 5 is input to the subtraction unit 14, and the subtraction unit 14 stores The total count number (the number of used gauze sheets) stored in the storage unit 9 of 1 is read, the subtraction is executed, and the remaining unused gauze sheet number calculated by this is displayed on the third display unit 15. Has become.

In the above configuration, the total count integration unit 7, the arbitrary integration unit 8, the first storage unit 9, the second storage unit 10, the first display unit 11, the zero reset unit 12, and the second display unit 13 are , The number-of-uses counting unit 16 is configured, and the subtraction unit 14 and the third display unit 15 are included.
Constitute a first arithmetic unit 17.

In addition, the accumulated data of the weight of gauze used by the scale 4 is
It is adapted to be input to the total blood loss calculation unit 18. On the other hand, in the total bleeding amount calculation unit 18, the recorded weight (weight of one unused gauze) of the storage unit (fourth storage unit) 6c of the second setting unit 6 and the first storage unit 9 are included. The measurement value (the number of gauze used) and the integrated value (total weight of gauze used) are configured to be read, and in this total bleeding amount calculation unit 18, the amount of blood attached to the gauze used ( The total blood loss) is calculated. The total blood loss calculated in this manner is stored in the total blood loss storage unit (fifth storage unit) 19. The total blood loss is displayed on the fifth display unit 20 and the subtraction unit 21
Sent to. If the data passed through the subtraction unit 21 is released by the reset unit 22, the data at the time of the reset
(Bleeding amount) is recorded in the sixth storage unit 23, and thereafter, subtracted data is obtained from the integrated bleeding amount data supplied from the fifth storage unit 19, whereby the bleeding amount after reset can be known. It is like this. The cumulative total bleeding amount or the bleeding amount after reset thus obtained is stored in the seventh storage unit 24 and supplied to the calculation unit 25. The data (the number of used gauze sheets after reset) of the second storage unit 10 is read into the calculation unit 25, and the bleeding amount per one used gauze sheet is calculated based on these data, and the sixth display unit 26 Is displayed in. Here, regarding the bleeding amount measurement, the stored data read in the gauze number measurement is the data of the first storage unit 9 in the total bleeding amount calculation unit 18 (the number of used gauze) and the second storage unit in the calculation unit 25. It is the data of 10 (the number of sheets of gauze used after reset).

In the above configuration, the total bleeding amount calculation unit 18, the total bleeding amount storage unit (fifth storage unit) 19, the fifth display unit 20, the subtraction unit 2
1, reset unit 22, sixth storage unit 23, seventh storage unit 24,
The calculation unit 25 and the sixth display unit 26 form a second calculation unit 27.

Therefore, the number of used gauze sheets and the remaining number of unused gauze sheets are known by the bleeding amount measuring device having the above-described configuration as follows. First, when the signals from the sensors 3 and 3 are detected, they are counted by the total count integration unit 7 and the arbitrary count integration unit 8, respectively, and the count numbers are stored in the first storage unit 9 and the second storage unit 10, respectively. . The total number of used gauze is displayed as it is on the first display unit 11. If the gauze count of the arbitrary count integration section 8 is reset, it is cleared to zero. If it is not reset, the gauze count is integrated as it is and the number of sheets is displayed on the second display section 13. The number of pieces of gauze prepared and set in advance enters the third storage unit 5c, is immediately displayed on the display unit 5b, and is subtracted from the count number of the first storage unit 9 read by the subtraction unit 14. Processed,
The remaining number of unused gauze sheets is displayed on the third display unit 15.

On the other hand, the amount of blood loss is known as follows. Fourthly, the weight of one piece of unused gauze is previously stored in the storage unit 6c, used gauze is loaded, and when the weight is applied to the balance 4, a signal is detected. The detected signal is subjected to subtraction processing by the total bleeding amount calculation unit 18, and the calculated total bleeding amount is stored in the fifth storage unit 19 and displayed on the fifth display unit 20. At the same time, the bleeding amount before resetting is subtracted from the cumulative total bleeding amount in the subtracting unit 21, and is divided by the number of used gauze sheets before resetting read in the calculating unit 25 via the seventh storage unit 24. The amount of bleeding per piece of gauze before resetting is calculated and displayed on the sixth display unit 26. When reset, the data of the subtraction unit 21 at the time of the reset
(Bleeding amount) is stored as new data in the sixth storage unit 23, the calculated value in the subtraction unit 21 is set to zero, and the seventh storage unit 24
The display of the sixth display unit 26 is set to zero.

It should be noted that, in the above-described embodiment, the used number measuring unit 16 includes a total count integrating unit 7, an optional integrating unit 8, a first storage unit 9, and a second storage unit.
The storage unit 10, the first display unit 11, the zero reset unit 12, and the second display unit 13 are included. However, the minimum practical requirement is the number of gauze used, so an arbitrary integration unit 8,
The second storage unit 10 and the zero reset unit 12 may be omitted. Similarly, the second calculation unit 27 includes a total blood loss amount calculation unit 18, a total blood loss amount storage unit (fifth storage unit) 19, a fifth display unit 20, a subtraction unit 21, a reset unit 22, a 6 storage unit 23,
The seventh storage unit 24, the calculation unit 25, and the sixth display unit 26 are included. However, since the cumulative total bleeding amount is the practically minimum amount, the subtraction unit 21 to the sixth display unit 26. There is a possibility that the steps up to are omitted.

[Advantages of the Invention] As described above, according to the bleeding amount measuring apparatus of the present invention, the number of pieces of gauze and the weight of one piece of gauze, which are facilitated before the start of surgery, are set in the first setting unit and the second setting unit, respectively. Just enter it in the setting section of the, and after that, if the gauze used as the surgery progresses is put into the gauze input section of the device one by one, the gauze used accurately in real time over time Number of sheets,
The remaining number of unused gauze and blood loss are automatically measured and displayed. Therefore, by using this bleeding amount measuring device, the burden on the nurse for measuring is greatly reduced, and the nurse can concentrate on the original nursing work.

[Brief description of drawings]

FIG. 1 shows an embodiment of the present invention. FIG. 1 is a schematic configuration diagram of a blood loss measuring device according to the present invention, and FIG. 2 is a flow chart for measuring the number of used gauze in the device of the present invention.
The figure is a flow chart for measuring the amount of blood loss in the device of the present invention. 1 ... Device main body, 2 ... Gauze input part, 3 ... Passing object sensor, 4 ... Scale (weighing part), 5 ... First setting part, 6 ... Second setting part, 7 ... Total count integration section, 9 ... first storage section, 11 ... first display section, 14 ... subtraction section, 15 ... third display section, 16 ... used number measuring section, 17 ... 1 calculation unit, 18 ... total bleeding amount calculation unit, 19 ... total bleeding amount storage unit (fifth storage unit), 20 ... fifth display unit, 27 ... second calculation unit.

Claims (1)

[Claims] 1. A gauze charging section formed in a funnel shape and having a passing-through sensor at its lower part, a weighing section provided below the gauze charging section, and the number of gauze before use is stored and displayed. A first setting unit, a second setting unit for storing and displaying weight data of one unused gauze, a use number measuring unit for storing and displaying accumulated data of the number of used gauze by the passing object sensor, A first calculation unit that calculates and displays the remaining number of unused gauze by subtracting the number of sheets measured by the used sheet number counting unit from the initially set number of sheets of the first setting unit, and is stored in the second setting unit. A bleeding amount measuring device comprising a second computing unit for calculating and displaying the total bleeding amount from the weight of gauze before use, the number of sheets measured by the number-of-uses measuring unit, and the weight measured by the weighing unit.