CN213787447U - Catheter positioning system of implantable drug delivery device - Google Patents
Catheter positioning system of implantable drug delivery device Download PDFInfo
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- CN213787447U CN213787447U CN202022040565.6U CN202022040565U CN213787447U CN 213787447 U CN213787447 U CN 213787447U CN 202022040565 U CN202022040565 U CN 202022040565U CN 213787447 U CN213787447 U CN 213787447U
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- guide wire
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Abstract
The utility model relates to the technical field of medical equipment, in particular to a catheter positioning system of an implanted drug delivery device, which comprises an electrocardiogram monitoring device, a lead connector and a lead catheter connecting device, wherein the lead connector is connected with the electrocardiogram monitoring device through a lead main cable and is used for being connected with a body surface electrode branch cable; the guide wire and catheter connecting device comprises a converter, a connector, a guide wire, a catheter to be implanted and a positioning electrode cable which are connected with the positioning connecting port, the converter, the connector and the guide wire are sequentially connected, the catheter to be implanted is sleeved and fixed on the guide wire, one end of the positioning electrode cable is connected to the converter, and the other end of the positioning electrode cable is used for being connected with the body surface. The utility model discloses implanted device pipe positioning system that doses's simple structure, convenient operation are high-efficient, need not annexes such as saline titration system, can accurately confirm in real time and treat the most advanced position of implantation pipe.
Description
Technical Field
The utility model relates to the technical field of medical equipment, more specifically relates to an implanted device pipe positioning system that doses.
Background
At present, the clinical tube placing technology of the implanted drug delivery device is to observe the position of the tip of the catheter by taking an X-ray photograph after implantation. However, in the case of the arm-type implantable drug delivery device, a number of operations are performed by nurses in china. The nurse may perform the implantation with the hygiene and in-room sterility conditions outside the operating room in place, but non-operating rooms typically do not have X-ray equipment to take the film, and therefore the nurse needs to take the patient to the X-ray room for film taking after implantation. If the catheter tip is found to be improperly positioned, the nurse needs to recondition the catheter causing a delay in the overall implantation procedure.
Therefore, the current technology must rely on the X-ray positioning technology to determine the position of the catheter tip, but the X-ray radiography is generally performed after the catheterization, if a problem is found, the radiography needs to be performed again after readjustment, which not only wastes the treatment time, but also increases the cost of the patient, and the positioning of the catheter tip is lack of an economical and accurate method. Moreover, the existing electrocardio-positioning technology needs more components and is complex to operate, thus being not beneficial to doctors and nurses. Therefore, a simple and efficient electronic positioning function product is needed to meet the market demand.
SUMMERY OF THE UTILITY MODEL
The utility model provides an implanted drug delivery device catheter positioning system which can accurately determine the position of the tip end of a catheter to be implanted in real time without perspective.
In order to solve the technical problem, the utility model discloses a technical scheme is:
the catheter positioning system of the implantable drug delivery device comprises an electrocardiogram monitoring device, a lead connector connected with the electrocardiogram monitoring device through a lead main cable, a guide wire catheter connecting device and a positioning connecting port, wherein the lead connector is used for being connected with a body surface electrode branch cable; the guide wire and catheter connecting device comprises a converter, a connector, a guide wire, a to-be-implanted catheter and a positioning electrode cable which are connected through a positioning connecting port, wherein the converter, the connector and the guide wire are sequentially connected, the to-be-implanted catheter is sleeved and fixed on the guide wire, one end of the positioning electrode cable is connected to the converter, and the other end of the positioning electrode cable is used for being connected with the body surface.
Further, the length of the guide wire is larger than that of the catheter to be implanted, and the front end of the catheter to be implanted is flush with the front end of the guide wire.
Furthermore, the guide wire and the outer wall of the catheter to be implanted are provided with scale marks.
Furthermore, the connector is a conducting wire, one end of the conducting wire is provided with a plug connected with the converter, and the other end of the conducting wire is provided with a chuck used for connecting and fixing the guide wire.
Preferably, the body surface electrode branching cable comprises a first body surface electrode branching cable, a second body surface electrode branching cable and a third body surface electrode branching cable which are respectively connected to the conductive connector.
Compared with the prior art, the utility model discloses an implanted device pipe positioning system that doses has set up the seal wire pipe connecting device that has electrically conductive effect, seal wire pipe connecting device connects electrocardio guardianship equipment and human body simultaneously and forms the return circuit, can transmit electrocardiosignal after the seal wire gets into the blood vessel, and treat to implant the pipe cover and establish outside the seal wire for the P ripples that accessible electrocardio guardianship equipment shows changes the position of monitoring treating to implant the pipe, thereby can learn whether the pipe has reachd suitable stop position. The catheter positioning system of the implantable drug delivery device is simple in structure, convenient and efficient, medical workers can accurately place the tip of the catheter at the cavity-chamber junction by only using simple electrocardiogram instruments and the like under the condition of no need of perspective in the operation, accessories such as a saline titration system and the like are not needed, the operability is strong, and the time consumed in the implantation process is greatly shortened.
Drawings
Fig. 1 is a schematic view of a catheter positioning system of an implantable drug delivery device according to an embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Fig. 1 shows an embodiment of a catheter positioning system of an implantable drug delivery device of the present invention, which includes an electrocardiographic monitoring device 10, a guide connector 20, and a guide wire catheter connection device. The lead connector 20 is connected with the electrocardiograph monitoring device 10 through a lead main cable 11 and is used for being connected with a body surface electrode branch cable, and a positioning connection port 21 is further arranged on the lead connector 20; the guide wire and catheter connecting device comprises a converter 31, a connector 32, a guide wire 33, a catheter 34 to be implanted and a positioning electrode distribution cable 35 which are connected with the positioning connecting port 21, the converter 31, the connector 32 and the guide wire 33 are sequentially connected, the catheter 34 to be implanted is sleeved and fixed on the guide wire 33, one end of the positioning electrode distribution cable 35 is connected to the converter 31, and the other end of the positioning electrode distribution cable is used for being connected with the body surface.
The catheter positioning system of the implanted drug delivery device can be used together with any ECG monitor without additional investment, and is provided with a guide wire and catheter connecting device with a conductive function, wherein the guide wire and catheter connecting device is simultaneously connected with the ECG monitoring device 10 and a human body to form a loop, a guide wire 33 can transmit an ECG signal after entering a blood vessel, and a catheter 34 to be implanted is sleeved outside the guide wire 33, so that the position of the catheter 34 to be implanted can be monitored through the change of P waves displayed by the ECG monitoring device 10, and whether the catheter reaches a proper stop position or not can be known.
In order to ensure the smooth implantation and positioning of the catheter 34 to be implanted, the guide wire 33 is a conductive member connected to the transducer 31 via the connector 32, and the length of the guide wire 33 should be greater than that of the catheter 34 to be implanted, and the front end of the catheter 34 to be implanted is flush with the front end of the guide wire 33. Here, the forward end of the catheter is the position of the catheter tip. In addition, in order to accurately position the position of the catheter 34 to be implanted, it is necessary to ensure that the front end of the catheter 34 to be implanted is flush with the front end of the guide wire 33, and the outer walls of the guide wire 33 and the catheter 34 to be implanted are provided with scale marks, so that the catheter 34 to be implanted can be accurately fixed at the relative position after being sleeved on the guide wire 33.
In the preferred embodiment, the connector 32 is a conductive wire, and one end of the conductive wire is provided with a plug 321 connected with the converter 31, and the other end of the conductive wire is provided with a clamping head 322 for connecting and fixing the guide wire 33, so that the structure is simple, and the manufacture and the use are convenient.
In the preferred embodiment, the body surface electrode cables include a first body surface electrode cable 12, a second body surface electrode cable 13 and a third body surface electrode cable 14 respectively connected to the lead connector 20, i.e., the implantable drug delivery device catheter positioning system has a three-lead operation mode of the ECG monitoring device 10.
In practical use, two ends of the lead main cable 11 are respectively connected with the electrocardiograph monitoring device 10 and the lead connector 20, the lead connector 20 is connected with a body surface electrode branch cable used for being connected to a human body, and the converter 31 is connected to the positioning connection port 21 of the lead connector 20 through an electrode cable, so that the lead connection of the electrocardiograph monitoring device 10 is realized; the positioning electrode branching cable 35 is connected to the converter 31 to realize the connection between the saline and the adapter of the electrocardiograph monitoring device 10; the plug 321 of the connector 32 is plugged to the corresponding interface of the converter 31. After the device connection is completed, the electrocardiograph monitoring device 10(ECG monitor) is firstly opened and set to be in a three-lead working mode, then the first body surface electrode sub-cable 12, the second body surface electrode sub-cable 13 and the third body surface electrode sub-cable 14 are connected according to the three-lead connection requirement, and the positioning electrode sub-cable 35 is simultaneously connected to the body surface of the human body.
An operator implants the guide wire 33 into a blood vessel in advance, then connects the catheter 34 to be implanted, sleeves the catheter 34 to be implanted outside the guide wire 33, pushes the catheter 34 to be implanted into the blood vessel, and enables the catheter 34 to be implanted to be at a proper relative position on the guide wire 33 according to the prompt of the scale marks of the guide wire and the catheter 34 to be implanted, namely pushes the catheter 34 to be implanted and preferably enables the front end of the catheter to be flush with the front end of the guide wire 33; the clamp 322 on the connector 32 clamps the guide wire 33, and the guide wire 33 can conduct electricity and transmit electrocardiosignals, so when the guide wire 33 and the catheter 34 to be implanted are pushed in a blood vessel, the position information of the tip of the catheter can be transmitted simultaneously, and the position of the tip of the catheter can be confirmed by observing the change of the P wave on the electrocardio monitoring device 10. After the catheter tip reaches the target location, all of the electrode cables and guidewire 33 are withdrawn for subsequent implantation.
The utility model discloses implanted device pipe positioning system that doses's simple structure, convenient high-efficient, medical personnel can need not under the condition of perspective in the art, only need simple heart electrograph instrument etc. alright place the pipe most advanced in chamber-room juncture accuracy, need not annexes such as salt solution titration system, maneuverability is strong, has shortened the consuming time of implantation process greatly.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (5)
1. The catheter positioning system of the implantable drug delivery device comprises an electrocardiogram monitoring device and a lead connector connected with the electrocardiogram monitoring device through a lead main cable, wherein the lead connector is used for being connected with a body surface electrode branch cable;
the guide wire and catheter connecting device comprises a converter, a connector, a guide wire, a to-be-implanted catheter and a positioning electrode cable which are connected through a positioning connecting port, wherein the converter, the connector and the guide wire are sequentially connected, the to-be-implanted catheter is sleeved and fixed on the guide wire, one end of the positioning electrode cable is connected to the converter, and the other end of the positioning electrode cable is used for being connected with the body surface.
2. The implantable drug delivery device catheter positioning system of claim 1, wherein the guide wire has a length greater than a length of the catheter to be implanted, and a leading end of the catheter to be implanted is flush with a leading end of the guide wire.
3. The catheter positioning system of claim 2, wherein the guide wire and the outer wall of the catheter to be implanted are provided with scale marks.
4. The catheter localization system of an implantable drug delivery device according to claim 1, wherein the connector is a conductive wire having a plug connected to the transducer at one end and a collet at the other end for connecting and securing the guide wire.
5. The implantable drug delivery device catheter positioning system of any one of claims 1-4, wherein the body surface electrode tether comprises a first body surface electrode tether, a second body surface electrode tether, and a third body surface electrode tether that are each connected to the lead connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022040565.6U CN213787447U (en) | 2020-09-17 | 2020-09-17 | Catheter positioning system of implantable drug delivery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022040565.6U CN213787447U (en) | 2020-09-17 | 2020-09-17 | Catheter positioning system of implantable drug delivery device |
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| Publication Number | Publication Date |
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| CN213787447U true CN213787447U (en) | 2021-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022040565.6U Active CN213787447U (en) | 2020-09-17 | 2020-09-17 | Catheter positioning system of implantable drug delivery device |
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