TWI811056B - Catheter fixation calibration device - Google Patents

Abstract

The present invention provides a catheter fixing and calibrating device, which mainly includes at least one first fixing module, at least one second fixing module, at least two connection adjustment units, at least one catheter positioning module and a calibration module, and the The second fixed module is combined on the first fixed module through the connection adjustment units, and the catheter positioning modules and the calibration module are respectively assembled on the second fixed module, thereby, Adjust the relative positional relationship between each of the second fixed modules and the corresponding first fixed modules, so that the catheter device assembled by the catheter positioning modules is at the same horizontal position as the calibration module , to achieve the convenience and accuracy of calibration.

Description

Catheter fixation calibration device

The invention relates to a calibration device, in particular to a catheter fixing and calibrating device for calibrating the same horizontal position when assembling different catheter specifications.

Generally speaking, various invasive catheter monitoring devices are usually used in the intensive care unit as an auxiliary medical diagnosis and treatment. Therefore, the medical staff will connect the invasive catheter, the pressure transmission line and the physiological monitor, and install the fixed seat that has been inserted into the catheter. It is installed on the drip stand, and the patient’s hemodynamic changes can be monitored correctly only after the catheter is calibrated and zeroed. Therefore, the accuracy of the catheter’s level calibration is very important, because if the catheter is not in the correct horizontal position, not only It will affect the error of the measurement value, which may affect the subsequent medical decision-making.

However, clinically, these invasive catheters not only have a wide variety of specifications, but also different invasive catheters also need to be equipped with different catheter holders. When invasive catheters are used together, it is easy for medical staff to misuse the catheter fixing seat, which makes the medical staff need to replace the catheter fixing seat back and forth time-consumingly, and the frequent hand knob catheter fixing seat not only easily causes hand injuries to medical staff , and when calibrating the horizontal position of the invasive catheter, since there is no consistent calibration tool, it is entirely up to the medical staff to perform the horizontal position calibration measurement with the bedside drip line or visually, which is based on the monitoring data obtained by the physiological monitor The accuracy is subject to discussion. In view of this, the inventor has dedicated himself to research and combined what he has learned. To address the above-mentioned problems, he proposes a method that can simultaneously combine catheter holders of different specifications on the drip stand, and overcome the problem of inconsistency in the horizontal calibration position according to a calibration light. to overcome lack of knowledge.

The purpose of the present invention is to solve the above-mentioned problems in the prior art that different invasive catheters need to use catheter fixing seats of different specifications and the horizontal position calibration of the invasive catheter cannot be performed at the same time.

To achieve the above purpose, the present invention provides a catheter fixing and calibrating device, which mainly includes: at least one first fixing module, at least one second fixing module, at least two connection adjustment units, at least one catheter positioning module and a calibration module. modules, and each of the first fixed modules includes a first plate body, each of which is provided with a plurality of positioning holes and a positioning unit protruding from the first plate body, wherein the The first fixed module runs through the first boards along a first direction to form two positioning holes; each of the second fixed modules includes a second board, and each of the second boards is provided with a plurality of The positioning chute in the first direction and the plurality of positioning chute in the second direction, wherein each of the second fixed modules is recessed along the first direction and runs through the second plate to form two positioning chute in the first direction, and The top of the first direction positioning chute is recessed along a second direction and runs through the second plate body to form at least one second direction positioning chute; each of the connection adjustment units includes a connecting bolt, a first elastic Components and a fixing bolt, wherein, each of the connecting bolts has a screw head and a screw rod connected to the screw head, and each of the connecting bolts is first sleeved with a first elastic element on the screw rod, and then the After the screw rods pass through one of the positioning holes of the first plate bodies and the second direction positioning chute of the second plate bodies in sequence, each of the screw rod ends of each of the connecting bolts locking one of the fixing bolts, and making each of the first elastic elements limited between the screw head of each of the connecting bolts and the first plate, and locking the first plate and the second plate Restricted between one of the fixing bolts and one of the first elastic elements; the conduit positioning modules are each set on the second plate of one of the second fixing modules, and the conduit positioning modules Each of them includes two oppositely arranged conduit holders and at least one conduit adjustment unit, wherein each of the conduit adjustment units has a second elastic element and two connecting units assembled at both ends of the second elastic element, wherein the One end of the connection unit is assembled with the second elastic element, and the other end is formed with a limit column, which is respectively passed through a positioning chute in the first direction and assembled on a conduit holder; the calibration module is assembled On the second board of the second fixed module, the calibration module has a calibration unit, wherein the calibration unit will generate a calibration light, wherein the connection bolts of the adjustment unit The screw rods are each limited in one of the second direction limit chute, and the second plate makes the second direction limit chute move in the same direction along the second direction, and the limit of the connecting units Each of the position posts is limited to be positioned in one of the opposite first direction positioning chute, and the oppositely arranged conduit holders are relatively moved along the first direction positioning chute.

Further, one of the positioning holes is provided with a locking hole along the second direction of the first boards, and one of the second direction positioning slide grooves is arranged along the second direction of the second boards. An adjustment limit chute and a fixed adjustment unit are provided through the second direction, wherein each of the fixed adjustment units is provided with a gripping portion and a limit rod in sequence along its axial direction, and each of the limit rods is set A third elastic element is provided. When the limit rod of the fixed adjustment unit passes through the adjustment limit chute and is locked in the lock hole, each of the third elastic elements is limited between each of the gripping parts and each of the first between the two boards.

Further, the outer peripheral sides of the second elastic elements of the catheter positioning modules are each sheathed with a protection limiting unit.

Further, the first plate of the first fixed module is provided with a first limiting unit between the positioning holes, and the second plate of the second fixed module is positioned at the chute in the second direction A second position limiting unit is disposed therebetween, the first position limiting unit is combined with the second position limiting unit, and enables the second fixed module to move along the second direction of the second board.

Further, the second fixed module is provided with a third limiting unit between the positioning chute in the first direction, and the third limiting unit and the second limiting unit are respectively arranged on the second board Different sides.

Further, each of the conduit holders has a clip groove, and each of the clip grooves is recessed along the second direction of the conduit holder.

Further, the first plate bodies of the first fixed modules are respectively provided with a first combining unit and a second combining unit on their sides along the second direction, and one end of the first combining unit is Each is provided with a first locking unit, and the ends of the second combining units opposite to the first locking units are respectively provided with a second locking unit, and the first locking unit of one of the first fixing modules is The combination unit is combined with the second combination unit of the other first fixing module, and makes the first locking unit locked to the second locking unit.

Further, the calibration unit is a laser light source emitter.

Further, the positioning unit of one of the first fixed modules is assembled with an electric lifting module.

Further, the positioning units are bent relative to the first board to form a limiting portion.

Therefore, the catheter fixing and calibrating device of the present invention has the following beneficial effects compared with the prior art:

In the catheter fixing and calibrating device of the present invention, each catheter device to be used is combined with a catheter positioning module, and by adjusting the catheter holders, the limiting posts are driven in the corresponding first direction positioning chute toward Move in the relative direction, so that the clamping grooves of the catheter holders are clamped and fixed to the catheter device to be fixed, and then the second fixed modules that have been combined with the catheter device and the calibration module are used by the first combination The unit is combined with the second combination units, and then the positioning unit of one of the first fixed modules is combined with the electric lifting module. slot, the adjustment limit chute and the connection adjustment units to adjust the relative position of the second fixed module and the first fixed module, when the horizontal position of the catheter devices is at the same horizontal position as the calibration unit , the user locks the fixed adjustment unit. In this way, not only catheter devices of different specifications can be used at the same time, but also the catheter devices of different specifications can be calibrated at the same horizontal position, and then the catheter devices can be adjusted to the zero point of the patient. The position is calibrated, which has the convenience and accuracy of operation.

Several preferred implementations of the technical features and operation methods of this application are hereby given, and will be described later in conjunction with illustrations, so as to provide reference for examination. Furthermore, the proportions of the drawings in the present invention may not be drawn according to the actual scale for the convenience of explanation, and the proportions in the drawings are not intended to limit the scope of protection claimed by the present invention.

Regarding the content of the present invention, please refer to the catheter fixing and calibrating device 100 provided by the present invention as shown in Fig. 1 to Fig. 14. 100 is then combined with the assembled plurality of catheter devices 200 on an electric lifting module 300, and the catheter fixing and calibrating device 100 mainly includes a plurality of first fixed modules 10, a plurality of second fixed modules 20, and a plurality of connection adjustment units 30. A plurality of catheter positioning modules 40 and a calibration module 50, wherein:

These first fixed module groups 10, please refer to Fig. 2 to shown in Fig. 4, these first fixed module groups 10 each comprise a first plate body 11, and these first plate bodies 11 are respectively provided with A plurality of positioning holes 12 and a positioning unit 13 protruding from the first plate 11, the positioning units 13 are bent relative to the first plate 11 to form a limiting portion 131, wherein the first fixed modules 10. Two positioning holes 12 are formed through the first boards 11 along a first direction X, and one of the positioning holes 12 is provided with a lock hole along a second direction Y of the first boards 11. 14, and the first board 11 of the first fixed module 10 is provided with a first limiting unit 15 between the positioning holes 12, and the first boards of the first fixed modules 10 11 is provided with a first combining unit 16 and a second combining unit 17 opposite to each other along the second direction Y on its side, and one end of each of the first combining units 16 is provided with a first locking unit 161, and the The ends of the second coupling units 17 opposite to the first locking units 161 are respectively provided with a second locking unit 171, and the first coupling unit 16 of one of the first fixing modules 10 is combined with the other. The second coupling unit 17 of the first fixed module 10 makes the first locking unit 161 locked on the second locking unit 171 , and the second locking unit 171 of one of the first fixing modules 10 The positioning unit 13 is assembled in the electric lifting module 300;

The second fixed modules 20 each include a second plate body 21, and each of the second plate bodies 21 is provided with a plurality of positioning chute 22 in the first direction and a plurality of positioning chute 23 in the second direction, wherein the The second fixed module 20 is recessed along the first direction X and runs through the second plate body 21 to form two positioning slide grooves 22 in the first direction. In this embodiment, two rows of positioning slides in the first direction are provided. Slots 22, but not limited thereto, are recessed above the first direction positioning chute 22 along the second direction Y and run through the second plate body 21 to form two second direction positioning chute 23, and One of the second direction positioning chute 23 is provided with an adjustment limit chute 24 and a fixed adjustment unit 25 along the second direction Y of the second plate body 21, and the second fixed module The second plate body 21 of 20 is provided with a second limiting unit 26 between the positioning chute 23 in the second direction, and the second limiting unit 26 is combined with the first limiting unit 15, and makes The second fixed module 20 can move along the second direction Y of the second plate body 21 , and the second fixed module 20 is provided with a third limiting unit between the positioning slide grooves 22 in the first direction 27. The second limiting unit 26 and the third limiting unit 27 are respectively arranged on different sides of the second plate body 21, wherein each of the fixing and adjusting units 25 is provided with a gripping portion sequentially along its axial direction 251 and a limit rod 252, and each of these limit rods 252 is provided with a third elastic element 253, the limit rod 252 of the fixed adjustment unit 25 runs through the adjustment limit chute 24 and is locked on the lock When opening 14, the third elastic elements 253 are limited between each holding portion 251 and each second plate body 21;

The connecting adjustment units 30 each include a connecting bolt 31, a first elastic element 32 and a fixing bolt 33, wherein each of the connecting bolts 31 has a screw head 311 and one of the screw heads 311 is connected. screw rod 312, and each of the connecting bolts 31 is first sleeved with a first elastic element 32 on the screw rod 312, and then the screw rods 312 are passed through one of the positioning holes of the first plate bodies 11 in sequence 12 and one of the second plate bodies 21 after positioning the chute 23 in the second direction, then lock a fixing bolt 33 at the end of the screw rod 312 of each connecting bolt 31, and make each of the first The elastic element 32 is limited between the screw head 311 of each connecting bolt 31 and the first plate body 11, and makes the first plate body 11 and the second plate body 21 locked and limited to one of the fixing bolts 33 and a first elastic element 32;

These conduit positioning modules 40, these conduit positioning modules 40 are each set on the second plate body 21 of one of the second fixed modules 20, these conduit positioning modules 40 each include two oppositely arranged The conduit holder 41 and the two conduit adjustment units 42, wherein each of the conduit holders 41 has a clamping groove 411, and the clamping grooves 411 are formed by recessing along the second direction Y of the conduit holder 41, These conduit adjustment units 42 each have a second elastic element 421 and two connecting units 422 assembled at both ends of the second elastic element 421, wherein one end of the connecting units 422 is respectively assembled with the second elastic element 421, The other ends are each formed with a limiting post 423 and each passes through a positioning chute 22 in the first direction and is assembled on a conduit holder 41, and the second elastic elements of the conduit positioning modules 40 A protective limit unit 424 is sleeved on each outer peripheral side of 421;

The calibration module 50 is assembled on the second board 21 of the second fixed module 20, the calibration module 50 has a calibration unit 51, wherein the calibration unit 51 will generate a calibration light L, The calibration unit 51 is a laser light source transmitter;

Please refer to Fig. 7 to Fig. 11 again, wherein, the screw rods 312 of the connecting bolts 31 of the connecting adjustment units 30 are respectively limited in a limiting chute 23 in the second direction, and the first The second plate body 21 makes the second direction limit chute 23 move in the same direction along the second direction Y; and the limit posts 423 of the connecting units 422 are respectively passed through and limited in the opposite first direction Position the sliding groove 22, and make the conduit holders 41 located opposite to each other move relative to the positioning sliding groove 22 along the first direction.

Please refer to Fig. 11 again, when the catheter fixing and calibrating device is to be combined with catheter devices 200 of different specifications, the user can first connect the second fixing modules 20 with the first calibrating module 50 After the two fixed modules 20 are assembled with each other through the first combination units 16 and the second combination units 17, the positioning unit 13 of one of the first fixed modules 10 is combined with the electric lifting mold. Group 300, the electric lifting module 300 of this embodiment is combined with the drip stand, but it is not limited to this, please refer to Figure 5 and Figure 6 again, the user then combines the catheter devices 200 of different specifications In the clamping grooves 411 of the conduit holders 41 of the conduit positioning module 40, since the conduit adjustment units 42 have the second elastic element 421, the conduit holders 41 move outward first. When the catheter device 200 is limited in the clamping grooves 411, the catheter holders 41 are released, and at this time, the elastic restoring force of the second elastic elements 421 drives the limiting posts 423 to the first The direction positioning chute 22 moves inward and oppositely, and drives the connected conduit holders 41 to move inwardly and relatively, so that the conduit devices 200 are respectively clamped and fixed in the clamp grooves 411 .

Next, in order to calibrate the catheter device 200 of different specifications and the calibration module 50 at the same horizontal position, please refer to FIG. 7 to FIG. Unscrew, but the limit rod 252 is still limited in the adjustment limit chute 24, and then lightly pull the second fixed module 20 to make it move along the second direction by positioning the chute 23 in the second direction. The direction Y and the first fixed module 10 are relatively moved, thereby adjusting the position of the second fixed module 20 relative to the first fixed module 10, and making each of the catheter positioning modules 40 fixed The position of the pressure transducer (number at the end of the figure) of the catheter device 200 is the same as the horizontal position of the calibration unit 51 of the calibration module 50, and at this time, lock the fixed adjustment unit 25 corresponding to each catheter device In this way, the catheter devices 200 of different specifications are at the same horizontal position as the calibration unit 51 of the calibration module 50 , wherein the calibration unit 51 emits the calibration light L to provide a calibration reference.

Furthermore, please refer to Fig. 11 to Fig. 14 again, after the catheter devices 200 assembled by the catheter fixing and calibrating devices 100 and the calibration unit 51 of the calibration module 50 are calibrated horizontally, use Or adjust the electric lifting module 300 so that the calibration light L generated by the calibration unit 51 of the calibration module 50 is aligned with the zero position marked outside the patient's body, so that the horizontal position between the catheter devices 200 and the patient can be reached Calibration can reduce the visual error between operators, and it is convenient.

To sum up, in the catheter fixing and calibrating device 100 of the present invention, each catheter device 200 to be used is combined with a catheter positioning module 40, and the positioning posts 423 are driven by adjusting the catheter holders 41 to the corresponding positions. The positioning chute 22 in the first direction moves in the opposite direction, so that the clamping grooves 411 of the catheter clamping seats 41 clamp and fix the catheter device 200 to be fixed, and then combine the catheter device 200 and the calibration module The second fixed modules 20 of 50 are combined with each other by utilizing the first combined units 16 and the second combined units 17, and then the positioning unit 13 of one of the first fixed modules 10 is Combined with the electric lifting module 300, at this time, the user adjusts the second fixed module 20 and the The relative position of the first fixed module 10, when the horizontal position of the catheter devices is at the same horizontal position as the calibration unit 51, the user locks the fixed adjustment unit 25, so that not only catheters of different specifications can be used at the same time device 200, and can calibrate catheter devices 200 of different specifications at the same horizontal position, and then calibrate these catheter devices 200 with the patient's zero point position, which has convenience and accuracy of operation.

100: Catheter fixed calibration device 10: The first fixed module 11: The first plate body 12: Positioning hole 13: Positioning unit 131: limit part 14: Keyhole 15: The first limit unit 16: the first binding unit 161: the first locking unit 17: Second binding unit 171: the second locking unit 20:Second fixed module 21: The second plate body 22: Positioning chute in the first direction 23: Positioning chute in the second direction 24: Adjust the limit chute 25: Fixed adjustment unit 251: Grip 252: limit rod 253: the third elastic element 26: The second limit unit 27: The third limit unit 30:Connect the adjustment unit 31: Connecting bolts 311: screw head 312: screw 32: the first elastic element 33: Fixing bolt 40: Catheter positioning module 41: Conduit holder 411: clip groove 42: Catheter adjustment unit 421: second elastic element 422: Connection unit 423: limit column 424: Protection limit unit 50: Calibration module 51: Calibration unit 200: catheter device 300: Electric lifting module X: first direction Y: the second direction L: calibrated light

Figure 1: It is a three-dimensional schematic view of the catheter fixing and calibrating device of the present invention. Figure 2: It is a three-dimensional exploded schematic view of the catheter fixing and calibrating device of the present invention. Fig. 3: It is a three-dimensional exploded schematic diagram of another viewing angle of the catheter fixing and calibrating device of the present invention. Figure 4: It is a three-dimensional exploded schematic view of the combined calibration module of the catheter fixing and calibration device of the present invention. Fig. 5: is a three-dimensional schematic view of the combined catheter device of the catheter fixing and calibrating device of the present invention. Figure 6: It is a schematic diagram of the operation of the combined catheter device of the catheter fixing and calibrating device of the present invention. Fig. 7: It is a schematic front view of the combined catheter device of the catheter fixing and calibrating device of the present invention. Fig. 8: is a schematic cross-sectional view along the line A-A in Fig. 7 of the present invention. Fig. 9: is a schematic cross-sectional view along the B-B section line of Fig. 7 of the present invention. Fig. 10: It is a schematic diagram of the adjustment along the section line B-B in Fig. 7 of the present invention. Figure 11: It is a schematic diagram of the catheter fixing and calibrating device of the present invention combined with catheter devices of different specifications and calibrated at the same horizontal position. Figure 12: It is a schematic diagram of the back side of the catheter fixing and calibrating device of the present invention combined with multiple catheter devices. Fig. 13: It is a schematic diagram of the combination catheter device and electric lifting module of the catheter fixing and calibrating device of the present invention. Figure 14: It is a schematic diagram of the catheter fixing and calibrating device of the present invention combining the catheter device and the electric lifting module and performing zero point calibration with the patient.

100: Catheter fixed calibration device

10: The first fixed module

20:Second fixed module

50: Calibration module

51: Calibration unit

200: catheter device

X: first direction

Y: the second direction

Claims (10)

A catheter fixing and calibrating device mainly includes: At least two first fixed modules each include a first plate, each of which is provided with a plurality of positioning holes and a positioning unit protruding from the first plate, wherein the first fixed The module runs through the first boards along a first direction to form two positioning holes; At least two second fixed modules each include a second plate body, and each of the second plate bodies is provided with a plurality of positioning chutes in the first direction and a plurality of positioning chutes in the second direction, wherein the second fixed modules Each group is recessed along the first direction and penetrates through the second plate to form two positioning chute in the first direction, and above the positioning chute in the first direction is recessed and penetrates through the second plate in a second direction. forming at least one positioning chute in the second direction; At least two connection adjustment units each include a connection bolt, a first elastic element and a fixing bolt, wherein each of the connection bolts has a screw head and a screw rod connected to the screw head, and each connection Bolts first set the first elastic element on the screw rod, and then make the screw rods sequentially pass through the positioning hole of one of the first plates and the second direction of one of the second plates. After positioning the chute, lock a fixing bolt at the screw end of each connecting bolt, and make each first elastic element limited between the screw head of each connecting bolt and the first plate body. between, and make the first board and the second board locked between a fixing bolt and a first elastic element; At least one catheter positioning module, each of the catheter positioning modules is set on the second plate of one of the second fixed modules, and each of the catheter positioning modules includes two oppositely arranged catheter holders and at least A catheter adjustment unit, wherein each of the catheter adjustment units has a second elastic element and two connecting units assembled at both ends of the second elastic element, wherein the second elastic element is assembled at one end of each of the connecting units , each of the other ends is formed with a limit column, each of which passes through a positioning chute in the first direction and is assembled on the conduit holder; and a calibration module is assembled on the other second fixed module For the second plate body, the calibration module has a calibration unit, wherein the calibration unit will generate a calibration light; wherein, the screw rods of the connecting bolts connected to the adjustment unit are each limited to one of the second direction limit chute, and the second plate body makes the second direction limit chute move in the same direction along the second direction; wherein, the limit posts of the connecting units are respectively limited in the opposite One of the positioning chute in the first direction, and relatively move the conduit holders located opposite to each other along the positioning chute in the first direction. As for the catheter fixing and calibrating device described in claim 1, further, one of the positioning holes is provided with a locking hole along the second direction of the first boards, and the positioning chute in the second direction One of them is provided with an adjustment limit chute and a fixed adjustment unit along the second direction of the second boards, wherein each of the fixed adjustment units is provided with a gripping part and a Limit rods, and these limit rods are each provided with a third elastic element, when the limit rod of the fixed adjustment unit passes through the adjustment limit chute and is locked in the lock hole, the third elastic elements Each restriction is located between each holding portion and each second board. In the catheter fixing and calibrating device as described in Claim 1, further, a protection limiting unit is sleeved on the outer peripheral sides of the second elastic elements of the catheter positioning modules. As for the catheter fixing and calibrating device described in claim 1, further, the first board of the first fixing module is provided with a first limiting unit between the positioning holes, and the second fixing unit of the second fixing module The second plate body is provided with a second limiting unit between the positioning chute in the second direction, and the first limiting unit is combined with the second limiting unit, so that the second fixed module can move along the The second board moves in the second direction. As for the catheter fixing and calibrating device described in claim 4, further, the second fixing module is provided with a third limiting unit between the first direction positioning chute, and the third limiting unit and the second The limiting units are respectively arranged on different sides of the second board. According to the catheter fixing and calibrating device described in Claim 1, further, each of the catheter holders has a clamping groove, and each of the holders is recessed along the second direction of the catheter holder. As for the catheter fixing and calibrating device described in claim 1, further, the first boards of the first fixing modules are respectively provided with a first combining unit and a second connecting unit on the sides thereof opposite to each other along the second direction. Combining units, and one end of each of the first combining units is provided with a first locking unit, and the ends of the second combining units opposite to the first locking units are respectively provided with a second locking unit, and the first locking units are respectively provided with a second locking unit. The first coupling unit of one of the fixed modules is combined with the second coupling unit of the other first fixed module, and the first locking unit is locked to the second locking unit. According to the catheter fixing and calibrating device described in Claim 1, further, the calibrating unit is a laser light source emitter. In the catheter fixing and calibrating device as described in Claim 1, further, the positioning unit of one of the first fixing modules is assembled with an electric lifting module. In the catheter fixing and calibrating device according to Claim 1, further, the positioning units are bent relative to the first plate to form a limiting portion.

Images