CN209847192U - Detection device for detecting PICC tube dislocation - Google Patents
Detection device for detecting PICC tube dislocation Download PDFInfo
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- CN209847192U CN209847192U CN201920512541.0U CN201920512541U CN209847192U CN 209847192 U CN209847192 U CN 209847192U CN 201920512541 U CN201920512541 U CN 201920512541U CN 209847192 U CN209847192 U CN 209847192U
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Abstract
The utility model discloses a detection device for detecting PICC pipe dystopy, including body, seal wire and connector, the connecting pipe of connector includes first connecting tube, second connecting tube and coupling hose, be equipped with body connector and feed liquor connector on the first connecting tube, the inside of second connecting tube is provided with the seal wire connecting piece, be provided with the seal wire export on the second connecting tube, seal wire take-off mechanism includes the spliced pole, sliding connection has the inner cylinder in the through channel of spliced pole central point position, the tip of inner cylinder is provided with the buckle, the free end of the indoor measuring line body of spliced pole inner wall annular chamber is fixed on the inner cylinder; the detection piece comprises a transfusion detection body arranged between a transfusion connector and a transfusion device, a correlation infrared sensor is arranged on a detection channel of the transfusion detection body, and a liquid level detector is arranged in the liquid storage cavity. The utility model provides a detection device, whether different positions of PICC pipe are put to the influence of the different health actions of accessible to liquid dripping speed is judged.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to a detection device for detecting PICC manages dystopy.
Background
The central venous catheterization through peripheral venipuncture is characterized in that a catheter is used for puncturing from a vein of a peripheral arm, the catheter directly reaches a great vein close to a heart, the direct contact between chemotherapy drugs and the vein of the arm is avoided, the blood flow speed of the great vein is high, the chemotherapy drugs can be quickly diluted, and the stimulation of the drugs to blood vessels is prevented, so that the upper limb vein can be effectively protected, the occurrence of phlebitis is reduced, the pain of a patient is relieved, and the life quality of the patient is improved.
Catheter ectopy is a common complication of PICC and is also a major cause of unplanned extubation. Ectopic sites can occur in operation and after operation, the occurrence of ectopic sites in operation is related to the operation method of catheterization and the condition of individual blood vessels, and the incidence rate of ectopic sites in operation is 12.5-25 percent in research reports. At present, the conventional judgment method for tube placement malposition is chest fluoroscopy or X-ray radiography, the patient usually needs to go to a related examination department to complete tube placement operation, and adjustment is performed after the malposition is found, so that the infection probability is increased, the economic burden of the patient, the nursing workload and the X-ray load are increased to different degrees, and the satisfaction degree of the patient is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a detection device for detecting PICC manages ectopic to solve the above-mentioned weak point among the prior art.
In order to achieve the above object, the present invention provides the following technical solutions:
a detection device for detecting PICC tube dislocation, which comprises a tube body, a guide wire arranged in the tube body and a connector, the connector is arranged at the end part of the pipe body and comprises a fixed pad, a locking frame and a connecting pipe, the connecting pipe comprises a first connecting pipe and a second connecting pipe, the first connecting pipe and the second connecting pipe are connected through a connecting hose, the first connecting hose is provided with a control switch, the first connecting conduit is provided with a pipe connector and a liquid inlet connector, the pipe body connector is connected with the end part of the pipe body, the liquid inlet connector is provided with an infusion connector, a guide wire connecting piece is arranged in the second connecting catheter and is connected with the end part of the guide wire, a guide wire outlet is formed in the second connecting conduit and is coaxial with the pipe body connector; the guide wire drawing-off mechanism comprises a connecting column, a lock catch part is arranged on the connecting column, a buckling part is arranged on the end part of the second connecting conduit, the lock catch part is buckled with the buckling part to enable the connecting column to be in butt joint with the second connecting conduit, a through channel is arranged at the center of the connecting column, an inner cylinder is connected in the through channel in a sliding mode, a buckle capable of being clamped with the guide wire connecting piece is arranged at the end part of the inner cylinder, an annular cavity is arranged on the inner wall of the connecting column, a rotating disc and a measuring line body are arranged in the annular cavity and surround the rotating disc, an elastic restoring piece is connected to the rotating disc, a scale mark is arranged on the measuring line body, and the free end of the measuring line body is fixed to the inner cylinder; detect the piece, detect the piece including the infusion detection body of setting between infusion connector and transfusion system, be provided with the stock solution chamber in the infusion detection body, the top and the bottom in stock solution chamber are provided with inlet channel and drain channel respectively, be provided with inlet connector and liquid connector on inlet channel and the drain channel respectively, the inlet connector with the transfusion system is connected, the liquid connector with the infusion connector meets mutually, be provided with the detection passageway between inlet channel and the stock solution chamber, be provided with correlation formula infrared sensor on the detection passageway, the stock solution intracavity is provided with level detector.
In the detection device, the correlation infrared sensor comprises a light projector and a light receiver, and the light projector and the light receiver are symmetrically arranged on two opposite sides of the detection channel.
The detection device further comprises a processor, and the processor is connected with the light projector, the light receiver and the liquid level detector.
The guide wire connecting piece comprises a circular connecting block arranged at the end part of the guide wire, two limiting pieces are arranged on the circular connecting block, and the limiting pieces are arranged on two opposite sides of the circular connecting block.
In the detection device, the outlet end of the second connecting conduit is provided with the guide channel, the guide channel is provided with the limiting groove, and the limiting piece is located in the limiting groove and can slide along the limiting groove.
In the detection device, the buckle comprises a buckling piece arranged on the inner cylinder body, the buckling piece is provided with a buckling column, and the limiting piece is provided with a buckling hole; the guiding channel is provided with a sliding groove, the sliding groove is parallel to the limiting groove, a connecting groove is arranged between the sliding groove and the limiting groove, and the buckling piece can slide along the sliding groove and the limiting groove to enable the buckling column to be embedded into the buckling hole.
In the technical scheme, the utility model provides a detection device for detecting PICC pipe dystopy, including setting up the connector at the body tip, the connector includes fixed bolster, locking frame and connecting pipe, the connecting pipe includes continuous first connecting conduit and second connecting conduit, be provided with the seal wire on the second connecting conduit and take out from the mechanism, it cooperatees from the seal wire connecting piece of mechanism and seal wire tip to take out the seal wire through the seal wire, conveniently take out the seal wire in the testing process, and know the size of taking out the seal wire, increase the accuracy, be connected with the detection piece on the first connecting conduit, the detection piece includes the infusion detection body that sets up between infusion connector and transfusion system, whether the PICC puts the pipe dystopy through the influence of correlation formula infrared sensor and liquid level detector detection cough action in the detection piece to liquid dropping speed, the method is convenient, effective, accurate; and to putting the judgement of tub in-process and secondary dystopy in later stage and having fine using value, need not to do the chest and take a photograph with the X line, reduce the load capacity of patient's X line, alleviateed patient's economic burden, also reduced medical staff's work load, this device that judges PICC puts tub dystopy simple structure, easy to maintain.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is the embodiment of the utility model provides a detection device's for detecting PICC pipe ectopic structure schematic diagram.
Description of reference numerals:
1. a pipe body; 2. a guide wire; 3. a linker; 3.1, fixing a pad; 3.2, a first connecting conduit; 3.2.1, pipe body connectors; 3.2.2, a liquid inlet connector; 3.3, a second connecting conduit; 3.3.1, a guide wire outlet; 3.4, connecting a hose; 3.5, controlling a switch; 4. a guidewire connector; 4.1, a restriction tablet; 5. a guide wire withdrawing mechanism; 5.1, connecting columns; 5.2, an inner cylinder; 5.3, measuring a line body; 5.4, buckling pieces; 6. a detection member; 6.1, a liquid storage cavity; 6.2, a light projector; 6.3, a light receiver; 6.4, a liquid level detector; 6.5, a liquid inlet channel; 6.6, a liquid outlet channel; 7. a processor; 8. an infusion set.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1, a detection device for detecting an abnormal position of a PICC tube 1 provided in an embodiment of the present invention includes a tube 1 and a guide wire 2 disposed in the tube 1, and further includes a connector 3, the connector 3 is disposed at an end of the tube 1, the connector 3 includes a fixing pad 3.1, a locking frame and a connecting tube, the connecting tube includes a first connecting tube 3.2 and a second connecting tube 3.3, the first connecting tube 3.2 is connected with the second connecting tube 3.3 through a connecting hose 3.4, the first connecting tube 3.4 is provided with a control switch 3.5, the first connecting tube 3.2 is provided with a tube connector 3.2.1 and a liquid inlet 3.2.2, the connecting tube 3.2.1 is connected with an end of the tube 1, the liquid inlet 3.2.2 is provided with an infusion connector, the guide wire connector 4 is disposed inside the second connecting tube 3.3, the guide wire connector 4 is connected with an end of the guide wire 2, the second connecting tube 3.3 is provided with a guide wire outlet 3.3.1, the guide wire outlet 3.3.1 and the pipe body connector 3.2.1 are coaxially arranged; the guide wire drawing-off mechanism 5 comprises a connecting column 5.1, a lock catch part is arranged on the connecting column 5.1, a buckling part is arranged at the end part of a second connecting conduit 3.3, the lock catch part is buckled with the buckling part to butt the connecting column 5.1 and the second connecting conduit 3.3, a through channel is arranged at the center of the connecting column 5.1, an inner cylinder 5.2 is connected in the through channel in a sliding mode, a buckle capable of being clamped with the guide wire connecting piece 4 is arranged at the end part of the inner cylinder 5.2, an annular chamber is arranged on the inner wall of the connecting column 5.1, a rotating disc and a measuring wire body 5.3 are arranged in the annular chamber, the measuring wire body 5.3 surrounds the rotating disc, an elastic restoring piece is connected on the rotating disc, a scale mark is arranged on the measuring wire body 5.3, and the free; the detection piece 6, the detection piece 6 is including setting up the infusion detection body between infusion connector and transfusion system 8, be provided with stock solution chamber 6.1 in the infusion detection body, top and bottom on the stock solution chamber 6.1 are provided with inlet channel 6.5 and liquid outlet channel 6.6 respectively, be provided with feed liquor connector and liquid outlet connector on inlet channel 6.5 and the liquid outlet channel 6.6 respectively, the feed liquor connector is connected with transfusion system 8, liquid outlet connector and infusion connector dock mutually, be provided with the detection passageway between inlet channel 6.5 and the stock solution chamber 6.1, be provided with correlation formula infrared sensor on the detection passageway, be provided with liquid level detector 6.4 in the stock solution chamber 6.1.
Specifically, the tube body 1 is a central venous indwelling catheter for peripheral venous puncture, after the puncture is finished through a puncture needle, a sleeve, the guide wire 2 and a guide pin, the guide wire 2 is kept in the tube body 1, when the puncture is carried out, the valuable vein is firstly selected, and then the elbow is used for neutralizing the cephalic vein, so as to facilitate the detection of the detection device, the connector 3 is arranged at the end part of the tube body 1, the connector 3 comprises a fixing pad 3.1, a locking frame and a connecting pipe, the fixing pad 3.1 is used for fixing the locking piece and the connecting pipe at the puncture part of a patient, the bottom surface of the fixing pad 3.1 is provided with an adhesive part, the locking frame is arranged on the upper surface of the fixing pad 3.1, the connecting pipe is positioned on the locking frame, the locking frame can be provided with a locking piece, the connecting pipe is limited and fixed through the locking piece, the connecting pipe comprises a first connecting catheter 3.2 and a second connecting catheter 3.3 which are connected, the first connecting catheter and the second connecting catheter 3., a control switch 3.5 is arranged on the connecting hose 3.4, the closing and opening of the connecting hose 3.4 can be controlled by the control switch 3.5, a pipe body connector 3.2.1 and a liquid inlet connector 3.2.2 are arranged on the first connecting conduit 3.2, the pipe body connector 3.2.1 is connected with the end part of the pipe body 1, thereby leading the first connecting conduit 3.2 to be communicated with the pipe body 1, an infusion connector is arranged on the liquid inlet connector 3.2.2, the infusion connector can be a needle-free positive pressure connector or a heparin cap arranged on the liquid inlet connector 3.2.2, the communication between an infusion apparatus 8 and the first connecting conduit 3.2 can be realized by the infusion connector, a guide wire connector 4 is arranged inside the second connecting conduit 3.3, the guide wire connector 4 is fixed at the end part of the guide wire 2, the guide wire 2 can be conveniently drawn out and led in by the guide wire connector 4, a guide wire outlet 3.3.1 is arranged on the second connecting conduit 3, the guide wire connector 4 can be drawn in and out along, in order to facilitate the guide wire 2 to be output from the guide wire outlet 3.3.1, the guide wire outlet 3.3.1 and the connecting joint of the tube body 1 are coaxially arranged, a guide wire drawing-off mechanism 5 is arranged on the guide wire outlet 3.3.1, the guide wire drawing-off mechanism 5 comprises a connecting column 5.1, the connecting column 5.1 is used for being fixed at the end part of the second connecting tube 3.3, the end part of the second connecting tube 3.3 is provided with a buckling part which can be a buckling groove, a positioning groove or other structures, the connecting column 5.1 is provided with a buckling part which can be a locking ring, a locking buckle and other structures, the connecting column 5.1 and the second connecting tube 3.3 can be fixed by buckling the buckling part and the buckling part, a through channel is arranged at the central position of the connecting column 5.1, the through channel penetrates through the top and the bottom of the connecting column 5.1, an inner cylinder 5.2 is arranged inside the through channel, the inner cylinder 5.2 can reciprocate along the through channel, the length of the inner, one end of the inner column 5.2 is provided with a buckle which can be clamped with the guide wire connecting piece 4, the inner column 5.2 and the guide wire connecting piece 4 can be clamped through the buckle, the other end of the inner main body can be also provided with a hand holding part, the inner wall of the connecting column 5.1 is provided with an annular chamber, the annular chamber is internally provided with a rotating disk and a measuring line body 5.3, the measuring line body 5.3 is encircled on the rotating disk, the rotating disk is connected with an elastic restoring piece, the elastic restoring piece can restore the rotating disk to the initial position, the measuring line body 5.3 is provided with a scale mark, the length of the guide wire 2 can be measured by the measuring wire body 5.3, the free end of the measuring wire body 5.3 is fixed on the inner cylinder 5.2, thus when the guide wire 2 is drawn out from the tube body 1 by the inner cylinder 5.2, the length of the guide wire 2 can be measured by the measuring wire body 5.3, and the measuring wire body 5.3 can be restored to the surrounding rotating disk under the action of the elastic restoring piece.
In this embodiment, a detection part 6 is connected to the first connecting conduit 3.2, the detection part 6 includes a transfusion detection body disposed between a transfusion connector and a transfusion device 8, a liquid storage cavity 6.1 is disposed in the transfusion detection body, a liquid inlet channel 6.5 and a liquid outlet channel 6.6 are disposed at the top and the bottom of the liquid storage cavity 6.1, a liquid inlet connector and a liquid outlet connector are disposed on the liquid inlet channel 6.5 and the liquid outlet channel 6.6, respectively, the liquid inlet connector can be a needle-free positive pressure connector, the liquid inlet connector is connected to the transfusion device 8, the liquid outlet connector is disposed corresponding to the transfusion connector, the liquid outlet connector is connected to the transfusion connector so as to communicate the transfusion with the first connecting conduit 3.2, a detection channel is disposed between the liquid inlet channel 6.5 and the liquid storage cavity 6.1, a correlation infrared sensor is disposed on the detection channel, and the correlation infrared sensor, response speed is fast, and it is little influenced by the environment, advantages such as measurement accuracy height are provided with level detector 6.4 in the stock solution chamber 6.1, connect treater 7 on correlation formula infrared sensor and the level detector 6.4 simultaneously, can detect liquid drop acceleration through treater 7 and correlation formula infrared sensor, can detect the liquid level change in stock solution chamber 6.1 through treater 7 and level detector 6.4.
In the embodiment, in the actual detection process, a nurse with the quality of the obtained catheter is used for conventionally placing the PICC catheter body 1 into the patient body, the guide wire 2 is reserved, the empty syringe is inserted into the liquid input end of the PICC catheter body 1, the syringe is drawn back, after blood returns in the PICC catheter body 1, the PICC catheter body 1 is flushed by a pulse method, and the blockage of the PICC catheter body 1 can be prevented; the method comprises the following steps of removing an injector, fixing a connector 3 at the end part of a PICC body 1, connecting an infusion apparatus 8 to an infusion connector during normal infusion, connecting an infusion detection body between the infusion connector and the infusion apparatus 8 when the tube 1 needs to be judged whether the tube 1 is ectopic, connecting a guide wire withdrawing mechanism 5 to a guide wire outlet 3.3.1, closing a control switch 3.5 on a connecting hose 3.4, adjusting the dropping speed of liquid to a fixed value, namely, the dropping speed of the liquid is uniform, the time duration of the middle pause is consistent, detecting the change of the dropping speed of the liquid by a correlation infrared sensor under the cough state of a patient, judging that the tip position of the PICC body 1 enters the superior vena cava when the dropping continuity of the liquid is interrupted, opening the control switch 3.5 on the connecting hose 3.4 if the dripping interruption of the liquid is not obvious, withdrawing more than half of the guide wire mechanism 2 by the guide wire withdrawing mechanism 5, and adjust the liquid dropping speed faster, again in the patient cough state, detect the liquid dropping speed change: if the liquid instillation continuity is interrupted, judging that the tip position of the body 1 of the PICC tube body 1 enters the superior vena cava; if the liquid dripping speed is not influenced, judging that the body 1 of the PICC pipe body 1 is in an abnormal position, detecting the change of the liquid dripping speed when the head of the patient is deviated to the operative side and the ear is in contact with the shoulder after the liquid dripping speed is not influenced, and if the liquid dripping continuity is interrupted, judging that the tip position of the body 1 of the PICC pipe body 1 enters the internal jugular vein; liquid dripping speed is not influenced the back, under patient art side limbs by putting 90 degrees and health parallel states of adduction in the pipe position, detects liquid dripping speed and changes, if liquid instillation continuity interrupt, then judges that 1 body 1 tip position of PICC body puts into the axillary vein. Simultaneously through the liquid level change of liquid level detector 6.4 detectable stock solution chamber 6.1, the liquid drop speed that combines the liquid level change of stock solution chamber 6.1 and correlation formula infrared sensor to detect changes, and more accurate judgement judges whether the PICC body 1 body is different positions.
The embodiment of the utility model provides a detection device for detecting 1 dystopy of PICC body, including setting up the connector 3 at body 1 tip, connector 3 includes fixed bolster 3.1, locking frame and connecting pipe, the connecting pipe is including continuous first connecting tube 3.2 and second connecting tube 3.3, it takes out from mechanism 5 to be provided with the seal wire on the second connecting tube 3.3, it cooperatees from the seal wire connecting piece 4 of mechanism 5 and seal wire 2 tip to take out through the seal wire, conveniently take out seal wire 2 in the testing process, and know the size of taking out seal wire 2, increase the accuracy, be connected with detection piece 6 on first connecting tube 3.2, detection piece 6 is including the infusion detection body that sets up between infusion connector and transfusion system 8, whether the PICC puts the pipe dystopy through correlation formula infrared sensor and the liquid level detector 6.4 detection cough action in detection piece 6 to the influence of liquid drop speed, the method is convenient, the connection of a little, the detection of the position is not, The method is effective and accurate; and to putting the judgement of tub in-process and secondary dystopy in later stage and having fine using value, need not to do the chest and take a photograph with the X line, reduce the load capacity of patient's X line, alleviateed patient's economic burden, also reduced medical staff's work load, this device that judges PICC puts tub dystopy simple structure, easy to maintain.
In this embodiment, preferably, the opposite-type infrared sensor includes a light projector 6.2 and a light receiver 6.3, and the light projector 6.2 and the light receiver 6.3 are symmetrically disposed on two opposite sides of the detection channel. The correlation infrared photoelectric sensor has the advantages of non-contact measurement, high response speed, small environmental influence, high measurement precision and the like. The method can be used for measuring micro displacement by utilizing the sensitivity of the method to the blackness of the surface of an object. After the light beam with certain intensity emitted from the light source infrared emission tube reaches the measuring surface, part of the light is scattered and reflected to the infrared sensitive receiving tube to be converted into an electric signal in direct proportion to the light intensity received by the receiving tube according to different blackness and surface smoothness of the surface of an object. The optical axes of the light projector 6.2 and the light receiver 6.3 are superposed on the same straight line. In operation, the light projector 6.2 emits modulated light which is received by the light receiver 6.3 and converted into an electrical signal.
In this embodiment, it is preferable that the liquid level detection device further includes a processor 7, and the processor 7 is connected to the light projector 6.2, the light receiver 6.3, and the liquid level detector 6.4. When the detected body enters the detection area, the light is shielded, and the light receiver 6.3 has no light and can be changed by the output state of the sensor. The output pulse is then pulse shaped and a/D converted to high and low levels and finally input to an external interrupt of the processor 7. The processor 7 judges whether the liquid drops exist or not and counts the liquid drops according to the change of the high and low levels; each water drop generates such irregular negative pulses, and the number of the pulses corresponds to the number of the water drops one by one; the dripping speed of the liquid is accurately calculated through the photoelectric sensor and the processor 7, the artificial subjectivity is avoided, and the device is simple in structure and convenient to use.
In this embodiment, preferably, the guide wire connecting piece 4 includes a circular connecting block arranged at the end of the guide wire 2, two limiting pieces 4.1 are arranged on the circular connecting block, and the limiting pieces 4.1 are arranged at two opposite sides of the circular connecting block; the outlet end of the second connecting conduit 3.3 is provided with a guiding-out channel, the guiding-out channel is provided with a limiting groove, the limiting piece 4.1 is positioned in the limiting groove and can slide along the limiting groove, and the limiting piece 4.1 can move along the limiting groove to enable the circular connecting block to drive the guide wire 2 to be drawn out of or guided into the second connecting conduit 3.3.
In this embodiment, preferably, the buckle includes a buckling piece 5.4 disposed on the inner cylinder 5.2, the buckling piece 5.4 is provided with a buckling column, and the limiting piece 4.1 is provided with a buckling hole; the guiding channel is provided with a sliding groove, the sliding groove is parallel to the limiting groove, a connecting groove is arranged between the sliding groove and the limiting groove, and the buckling piece 5.4 can slide along the sliding groove and the limiting groove to enable the buckling column to be embedded into the buckling hole. After the lock catch part on the connecting column 5.1 is connected and fixed with the buckling part on the end part of the second connecting conduit 3.3, the buckling piece 5.4 can slide into the inside of the second connecting conduit 3.3 along the sliding groove, and after the buckling piece 5.4 slides into the designated position, the inner cylinder 5.2 is rotated, so that the buckling piece 5.4 slides along the connecting groove, the buckling column on the buckling piece 5.4 is embedded into the inner part of the buckling hole, and the connection and the fixation of the inner cylinder 5.2 and the guide wire connecting piece 4 are realized.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (5)
1. The utility model provides a detection apparatus for be used for detecting PICC pipe ectopic, includes the body and sets up seal wire in the body, its characterized in that still includes:
the connector is arranged at the end part of the pipe body and comprises a fixing pad, a locking frame and a connecting pipe, the connecting pipe comprises a first connecting pipe and a second connecting pipe, the first connecting pipe and the second connecting pipe are connected through a connecting hose, a control switch is arranged on the first connecting hose, a pipe connector and a liquid inlet connector are arranged on the first connecting pipe, the pipe connector is connected with the end part of the pipe body, an infusion connector is arranged on the liquid inlet connector, a guide wire connecting piece is arranged in the second connecting pipe and connected with the end part of the guide wire, a guide wire outlet is arranged on the second connecting pipe, and the guide wire outlet and the pipe connector are coaxially arranged;
the guide wire drawing-off mechanism comprises a connecting column, a lock catch part is arranged on the connecting column, a buckling part is arranged on the end part of the second connecting conduit, the lock catch part is buckled with the buckling part to enable the connecting column to be in butt joint with the second connecting conduit, a through channel is arranged at the center of the connecting column, an inner cylinder is connected in the through channel in a sliding mode, a buckle capable of being clamped with the guide wire connecting piece is arranged at the end part of the inner cylinder, an annular cavity is arranged on the inner wall of the connecting column, a rotating disc and a measuring line body are arranged in the annular cavity and surround the rotating disc, an elastic restoring piece is connected to the rotating disc, a scale mark is arranged on the measuring line body, and the free end of the measuring line body is fixed to the inner cylinder;
detect the piece, detect the piece including the infusion detection body of setting between infusion connector and transfusion system, be provided with the stock solution chamber in the infusion detection body, the top and the bottom in stock solution chamber are provided with inlet channel and drain channel respectively, be provided with inlet connector and liquid connector on inlet channel and the drain channel respectively, the inlet connector with the transfusion system is connected, the liquid connector with the infusion connector meets mutually, be provided with the detection passageway between inlet channel and the stock solution chamber, be provided with correlation formula infrared sensor on the detection passageway, the stock solution intracavity is provided with level detector.
2. The detecting device according to claim 1, wherein the correlation infrared sensor comprises a light projector and a light receiver, and the light projector and the light receiver are symmetrically arranged on two opposite sides of the detecting channel.
3. The detection device of claim 2, further comprising a processor, wherein the processor is connected to each of the light projector, the light receptor, and the liquid level detector.
4. The detecting device for detecting the rotation of the motor rotor as claimed in claim 1, wherein the guide wire connecting piece comprises a circular connecting block arranged at the end of the guide wire, two limiting sheets are arranged on the circular connecting block, and the limiting sheets are arranged at two opposite sides of the circular connecting block.
5. The detecting device for detecting the rotation of a motor rotor as claimed in claim 4, wherein the outlet end of the second connecting conduit is provided with a leading-out channel, the leading-out channel is provided with a limiting groove, and the limiting piece is located in the limiting groove and can slide along the limiting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920512541.0U CN209847192U (en) | 2019-04-16 | 2019-04-16 | Detection device for detecting PICC tube dislocation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920512541.0U CN209847192U (en) | 2019-04-16 | 2019-04-16 | Detection device for detecting PICC tube dislocation |
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| Publication Number | Publication Date |
|---|---|
| CN209847192U true CN209847192U (en) | 2019-12-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920512541.0U Active CN209847192U (en) | 2019-04-16 | 2019-04-16 | Detection device for detecting PICC tube dislocation |
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| CN (1) | CN209847192U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114088295A (en) * | 2021-11-11 | 2022-02-25 | 四川轻化工大学 | Positive pressure indwelling needle clamp and fixing method thereof |
| CN114344678A (en) * | 2021-12-31 | 2022-04-15 | 武汉大学 | Guide wire length measuring device and method for ERCP |
-
2019
- 2019-04-16 CN CN201920512541.0U patent/CN209847192U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114088295A (en) * | 2021-11-11 | 2022-02-25 | 四川轻化工大学 | Positive pressure indwelling needle clamp and fixing method thereof |
| CN114088295B (en) * | 2021-11-11 | 2023-06-20 | 四川轻化工大学 | Positive pressure retention needle clamp and fixing method thereof |
| CN114344678A (en) * | 2021-12-31 | 2022-04-15 | 武汉大学 | Guide wire length measuring device and method for ERCP |
| CN114344678B (en) * | 2021-12-31 | 2023-01-17 | 武汉大学 | Guide wire length measuring device and method for ERCP |
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