CN213030670U

CN213030670U - Aseptic adapter sleeve of disposable EKG lead wire

Info

Publication number: CN213030670U
Application number: CN202020891874.1U
Authority: CN
Inventors: 李灵; 郭亮
Original assignee: Second Xiangya Hospital of Central South University
Current assignee: Second Xiangya Hospital of Central South University
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2021-04-23
Anticipated expiration: 2030-05-25

Abstract

The utility model provides a disposable EKG lead wire sterile connecting sleeve, which relates to the technical field of medical auxiliary appliances and comprises a sterile plastic sleeve, a metal tube, a first connecting joint and a second connecting joint; the EKG lead wire sterile connecting sleeve is specially used for sterile sleeving of an EKG lead wire and convenient connection of a PICC catheter and an infusion apparatus, is a disposable product and avoids cross infection; the EKG lead wire can be wrapped in the sterile plastic sleeve; the metal pipe is convenient for being electrically connected with an EKG lead wire and fixedly connecting the first connecting joint and the second connecting joint; the first connecting joint and the second connecting joint are arranged to facilitate taper connection of the PICC catheter and the infusion apparatus, and can be locked in a spiral mode to prevent the connection part from falling off in the operation process; this aseptic adapter sleeve of EKG lead wire has not only reduced patient's economic burden, has also increased convenience and the security of medical personnel in operation process.

Description

Aseptic adapter sleeve of disposable EKG lead wire

The technical field is as follows:

the utility model relates to a medical treatment appurtenance technical field, concretely relates to aseptic adapter sleeve of disposable EKG lead line.

Background art:

when PICC is placed, EKG positioning is the latest technology or the technology which is widely spread later, the EKG positioning refers to an intracavitary electrocardiogram positioning method, namely in the PICC placing process, a PICC catheter is connected with an electrocardiogram monitor or an electrocardiogram machine through an EKG lead wire, the change of the tip position of the PICC catheter can be monitored in real time while the PICC catheter is placed, the tip of the catheter is placed at the optimal position of an inlet from an upper vena cava to a right new house through the change of an electrocardiogram waveform, the indwelling safety of the catheter is guaranteed to the maximum extent, and the occurrence of complications is greatly reduced; the structure of EKG lead wire includes a wire, the wire both ends are a joint of connecting ECG monitor or electrocardiograph respectively, the other end is a conductive clamp, EKG lead wire is whole electrically conductive, because the PICC pipe is silica gel or polyurethane material, and electrically non-conductive, the support wire in the PICC pipe is electrically conductive the effect also unstable and there is not support silk in joint department, consequently when carrying out EKG location operation, it often adopts the puncture pointed end of scalp acupuncture to connect the heparin cap clinically, the PICC pipe is connected to the heparin cap other end, the transfusion system is connected to the other end of scalp acupuncture, the conductive clamp of EKG lead wire presss from both sides on the metal puncture steel needle of scalp acupuncture, the transfusion system lasts the input normal saline, because the electric conductivity of normal saline, make the PICC pipe also electrically conductive, accessible signal of telecommunication real-time monitoring PICC pipe point position change.

The EKG lead wire is connected between a PICC catheter and an ECG monitor or an electrocardiograph and is positioned outside the body of a patient, in the PICC catheter placing process, medical personnel often need to contact the EKG lead wire (such as connecting the EKG lead wire and the PICC catheter), which requires that the EKG lead wire is aseptic, the sterilized EKG lead wire provided by a supplier needs one EKG lead wire with the cost of 60-80 yuan, the cost of ethylene oxide sterilizing one EKG lead wire is also about 80 yuan, the expenses are increased to the body of the patient, the economic burden of the patient is increased, the sterilization needs a certain time, and a hospital needs to be equipped with more EKG lead wires; simultaneously adopt the metal puncture steel needle of scalp acupuncture to connect the heparin cap clinically, this kind of connected mode is not firm, pulls easily in operation process and just can lead to the metal puncture steel needle of scalp acupuncture to break away from the heparin cap, and normal saline can not get into the PICC pipe smoothly, leads to EKG location signal of telecommunication to lose and makes PICC put the pipe can not go on smoothly, and the metal puncture steel needle point-end of the scalp acupuncture that breaks away from simultaneously also stabs patient or medical personnel easily.

The invention content is as follows:

the utility model aims at solving the above-mentioned problem, provide one kind can lead the line parcel with the EKG and be convenient for EKG lead the line and connect PICC pipe and transfusion system's aseptic adapter sleeve of disposable EKG lead line.

The utility model adopts the following technical scheme to realize the purpose of the invention: a disposable EKG lead wire sterile connecting sleeve comprises a sterile plastic sleeve, a metal tube, a first connecting joint and a second connecting joint; the sterile plastic sleeve is hollow, one end of the sterile plastic sleeve is a closed end, and the other end of the sterile plastic sleeve is an open end; the metal tube is hollow, is vertical to the sterile plastic sleeve and is fixedly arranged at the closed end of the sterile plastic sleeve, and the sterile plastic sleeve extends out of two ends of the metal tube; the first connecting joint and the second connecting joint are respectively and fixedly connected to two ends of the metal pipe; the first connection joint is used for connecting a PICC catheter; the second connecting joint is used for connecting an infusion set.

Preferably, the open end of the sterile plastic sleeve is an elastic opening.

Further, the first connecting joint comprises a joint fixing connecting end and a conical nipple; the joint fixed connecting end is fixedly sleeved outside one end of the metal pipe; toper nipple one end intercommunication connects fixed link, and the other end connects the sealed cup joint of bell mouth tapering with PICC pipe connection on the PICC pipe connection connects.

Furthermore, the second connecting joint comprises a plastic extension tube and an infusion apparatus connecting end; one end of the plastic extension pipe is fixedly sleeved outside one end of the metal pipe; the other end of the plastic extension tube is fixedly connected with the connecting end of the infusion apparatus; the inner part of the connecting end of the infusion apparatus is provided with a second connecting joint tapered hole, and the connecting end of the infusion apparatus is hermetically sleeved with the nipple of the spiral two-way on the infusion apparatus through the second connecting joint tapered hole.

Furthermore, the first connecting joint also comprises a circular locking cap; connect the fixed connection end and pass from locking cap center with the toper nipple, locking cap is outside connecting fixed connection end and toper nipple through its right wall fixed connection, the inside cavity of locking cap, its left wall is open face, the toper nipple is in locking cap inboard, be equipped with the internal thread on the inner wall of locking cap, be equipped with the external screw thread on the outer wall of the first connecting portion on corresponding PICC pipe connection connects, the toper nipple cup joints the back with PICC pipe connection connects the bell mouth tapering seal, the external screw thread screw locking that is equipped with on the outer wall of the internal thread that is equipped with on the inner wall through locking cap and first connecting portion.

Furthermore, the connecting end of the infusion apparatus also comprises a flange; the flange is arranged at the edge of the right side of the connecting end of the infusion apparatus, an external thread is arranged on the flange, a locking cap is further arranged on the spiral two-way on the infusion apparatus, the locking cap is provided with an internal thread, and after the connecting end of the infusion apparatus is in sealed sleeve joint with the nipple of the spiral two-way on the infusion apparatus through the second connecting joint tapered hole, the external thread arranged on the flange and the internal thread arranged on the locking cap on the spiral two-way of the infusion apparatus are in spiral locking.

Due to the adoption of the technical scheme, the utility model better realizes the purpose of the invention, and the EKG lead wire sterile connecting sleeve is specially used for the sterile sleeving of the EKG lead wire and is convenient for connecting a PICC catheter and an infusion apparatus, is a disposable product and avoids cross infection; the EKG lead wire can be wrapped in the sterile plastic sleeve; the metal pipe is convenient for being electrically connected with an EKG lead wire and fixedly connecting the first connecting joint and the second connecting joint; the first connecting joint and the second connecting joint are arranged to facilitate taper connection of the PICC catheter and the infusion apparatus, and can be locked in a spiral mode to prevent the connection part from falling off in the operation process; this aseptic adapter sleeve of EKG lead wire has not only reduced patient's economic burden, has also increased convenience and the security of medical personnel in operation process.

Description of the drawings:

fig. 1 is a schematic sectional view of the overall structure of embodiment 1 of the present invention.

Fig. 2 is an enlarged schematic view of a portion a of fig. 1 of the present invention.

Fig. 3 is an enlarged schematic view of a portion B of fig. 1 according to the present invention.

Fig. 4 is a schematic sectional view of the overall structure of embodiment 2 of the present invention.

Fig. 5 is an enlarged schematic view of part C of fig. 4 according to the present invention.

Fig. 6 is an enlarged schematic view of a portion D in fig. 4 of the present invention.

Fig. 7 is a schematic cross-sectional view of a PICC catheter adapter 5 according to the present invention.

Fig. 8 is a schematic structural view of a common infusion apparatus 6 according to the present invention.

The reference numerals are illustrated in the following table.

The specific implementation mode is as follows:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative effort, and the contents of the invention will be further described below with reference to the drawings:

referring to fig. 7, which is a schematic cross-sectional view of the PICC catheter connection hub 5, the PICC catheter connection hub 5 includes a first connection portion 51, a handle portion 52, and a second connection portion 53; a PICC catheter connection joint conical hole 54 is formed in the PICC catheter connection joint 5; an external thread is arranged on the outer wall of the first connecting portion 5153; it should be noted that: the PICC catheter connector 5 is a connector of a common PICC catheter, and the structure of the connector is shown in the attached drawings by the applicant in order to better express how the PICC catheter connector 5 is connected with the first connector 3 and how the first connector is locked, and the connection and locking structures are actually common knowledge that ordinary medical staff in the field contact and know everyday.

Referring to fig. 8, which is a schematic structural diagram of an infusion apparatus 6, a common infusion apparatus 6 comprises an intravenous infusion needle 61, a spiral two-way 62, a flow rate regulator 63, a liquid medicine filter 64, an infusion hose 65, a drip cup 66, a bottle stopper puncture outfit 67 and the like which are connected, and a part of the infusion apparatus 6 is also provided with an injection part, a medicine adding port and the like; the spiral bi-pass 62 is actually a connection joint, the venous transfusion needle 61 is connected to the transfusion hose 65, the venous transfusion needle 61 can be separated and taken off if necessary, the spiral bi-pass 62 is directly connected with other connection joints, the specific structure of the spiral bi-pass 62 is similar to that of the first connection joint 3 in the patent, the spiral bi-pass also comprises a joint fixing connection end, a conical nipple and a locking cap, the connection joint of the venous transfusion needle 61 is similar to that of the connection end of the transfusion device 6 in the patent, the connection joint also comprises a second connection joint conical hole and a flange, and the connection mode of the venous transfusion needle 61 and the spiral bi-pass 62 is spiral locking after conical connection; it should be noted that: the infusion set 6 is commonly used at present, and the structure of the infusion set 6 is shown in the attached drawings by the applicant, so as to better express the structure how the spiral two-way 62 is connected with the connecting end of the infusion set 6 and how the spiral two-way 62 is locked, and the structure how the spiral two-way 62 is connected and how the spiral two-way is locked is actually the common knowledge that ordinary medical staff in the field can contact and know everyday.

The EKG lead wire structure comprises a lead wire, two ends of the lead wire are respectively provided with a joint connected with an ECG monitor or an ECG machine, the other end of the lead wire is provided with a conductive clamp, and an electric wire in the lead wire is communicated with the conductive clamp and the joint.

Example 1:

as can be seen from the summary of the invention and the attached fig. 1, 2, 3, 7, and 8, a disposable EKG lead wire sterile connection sleeve comprises a sterile plastic sleeve 1, a metal tube 2, a first connection joint 3, and a second connection joint 4; the sterile plastic sleeve 1 is hollow, one end of the sterile plastic sleeve is a closed end, and the other end of the sterile plastic sleeve is an open end; the metal tube 2 is hollow, is vertical to the sterile plastic sleeve 1 and is fixedly arranged at the closed end of the sterile plastic sleeve 1, and the two ends of the metal tube 2 extend out of the sterile plastic sleeve 1; the first connecting joint 3 and the second connecting joint 4 are respectively and fixedly connected to two ends of the metal pipe 2; the first connection hub 3 is used for connection of a PICC catheter; the second connecting joint 4 is used for connecting an infusion apparatus 6; the specification of the sterile plastic sleeve 1 can ensure that the EKG lead wire is completely arranged in the sterile plastic sleeve; the open end of the sterile plastic sleeve 1 is an elastic opening, so that the open end can be closed after the EKG lead wire is completely arranged in the sterile plastic sleeve 1; the first connecting joint 3 comprises a joint fixing connecting end 31 and a conical nipple 32; the joint fixed connecting end 31 is fixedly sleeved outside one end of the metal pipe 2; one end of the conical nipple 32 is communicated with the joint fixing connecting end 31, and the other end of the conical nipple is in taper sealing sleeve joint with a PICC catheter connecting joint conical hole 54 on the PICC catheter connecting joint 5; the second connecting joint 4 comprises a plastic extension tube 41 and an infusion set connecting end 42; one end of the plastic extension pipe 41 is fixedly sleeved outside one end of the metal pipe 2; the other end of the plastic extension tube 41 is fixedly connected with an infusion apparatus connecting end 42; the infusion set connecting end 42 is internally provided with a second connecting joint tapered hole 421, and the infusion set connecting end 42 is in sealing sleeve joint with the nipple of the spiral two-way 62 on the infusion set 6 through the second connecting joint tapered hole 421.

The use method of the EKG lead wire sterile connection sleeve in the embodiment comprises the following steps: before the PICC catheterization operation, a medical worker takes a sterile glove with one hand to take out a disposable EKG lead wire sterile connecting sleeve to enable a sterile plastic sleeve 1 to be upright, takes the EKG lead wire with the other hand without the sterile glove, puts one end with a conductive clip into the closed end from the open end of the sterile plastic sleeve 1, takes the sterile glove with the other hand, clamps the conductive clip on a metal tube 2 through the sterile plastic sleeve 1 with one hand, takes out a PICC catheter, hermetically seals a taper nipple 32 of a first connecting joint 3 with a taper nipple 54 of a PICC catheter connecting joint on a PICC catheter connecting joint 5, takes out an infusion set 6, sleeves a nipple of a spiral two-way 62 on the infusion set 6 on a second connecting joint taper hole 421 of an infusion set connecting end 42, continuously infuses the infusion set 6 after the connection, can start the PICC catheterization operation under the EKG positioning, and after the PICC catheterization operation is finished, closing the infusion set 6, disconnecting the PICC catheter and the infusion set 6 from the first connecting joint 3 and the infusion set connecting end 42 respectively, taking the conductive clamp down from the metal tube 2, integrally placing the EKG lead wire sterile connecting sleeve in the medical garbage can, and taking a new EKG lead wire sterile connecting sleeve for use when in next use.

Example 2:

as can be seen from the summary of the invention and the attached fig. 4, 5, 6, 7, and 8, a disposable EKG lead wire sterile connection sleeve comprises a sterile plastic sleeve 1, a metal tube 2, a first connection joint 3 and a second connection joint 4; the sterile plastic sleeve 1 is hollow, one end of the sterile plastic sleeve is a closed end, and the other end of the sterile plastic sleeve is an open end; the metal tube 2 is hollow, is vertical to the sterile plastic sleeve 1 and is fixedly arranged at the closed end of the sterile plastic sleeve 1, and the two ends of the metal tube 2 extend out of the sterile plastic sleeve 1; the first connecting joint 3 and the second connecting joint 4 are respectively and fixedly connected to two ends of the metal pipe 2; the first connection hub 3 is used for connection of a PICC catheter; the second connecting joint 4 is used for connecting an infusion apparatus 6; the specification of the sterile plastic sleeve 1 can ensure that the EKG lead wire is completely arranged in the sterile plastic sleeve; the open end of the sterile plastic sleeve 1 is an elastic opening, so that the open end can be closed after the EKG lead wire is completely arranged in the sterile plastic sleeve 1; the first connecting joint 3 comprises a joint fixing connecting end 31, a conical nipple 32 and a circular locking cap 33; the joint fixed connecting end 31 is fixedly sleeved outside one end of the metal pipe 2; one end of the conical nipple 32 is communicated with the joint fixing connecting end 31, and the other end of the conical nipple is in taper sealing sleeve joint with a PICC catheter connecting joint conical hole 54 on the PICC catheter connecting joint 5; the connector fixed connection end 31 and the conical nipple 32 penetrate through the center of the locking cap 33, the locking cap 33 is fixedly connected to the connector fixed connection end 31 and the outer portion of the conical nipple 32 through the right wall surface of the locking cap 33, the locking cap 33 is hollow, the left wall surface of the locking cap 33 is an open surface, the conical nipple 32 is located on the inner side of the locking cap 33, internal threads are arranged on the inner wall of the locking cap 33, external threads are arranged on the outer wall of the first connection portion 51 on the corresponding PICC catheter connection connector 5, and after the conical nipple 32 is in taper sealing sleeve connection with the conical hole 54 of the PICC catheter connection connector, the internal threads arranged on the inner wall of the locking cap 33 are in spiral locking with the external threads arranged on; the second connecting joint 4 comprises a plastic extension tube 41 and an infusion set connecting end 42; one end of the plastic extension pipe 41 is fixedly sleeved outside one end of the metal pipe 2; the other end of the plastic extension tube 41 is fixedly connected with an infusion apparatus connecting end 42; a second connecting joint tapered hole 421 is arranged in the infusion apparatus connecting end 42, and the infusion apparatus connecting end 42 is in sealing sleeve joint with the nipple of the spiral two-way 62 on the infusion apparatus 6 through the second connecting joint tapered hole 421; the edge of the right side of the infusion apparatus connecting end 42 is provided with a flange 422, the flange 422 is provided with an external thread, the spiral two-way valve 62 on the infusion apparatus 6 is further provided with a locking cap, the locking cap is provided with an internal thread, and after the infusion apparatus connecting end 42 is in sealed sleeve joint with the nipple of the spiral two-way valve 62 on the infusion apparatus 6 through the second connecting joint tapered hole 421, the external thread on the flange 422 and the internal thread on the locking cap on the spiral two-way valve 62 on the infusion apparatus 6 are locked in a spiral mode.

The use method of the EKG lead wire sterile connection sleeve in the embodiment comprises the following steps: before the PICC puts the tube operation, the medical personnel take aseptic gloves with one hand and take out a disposable EKG lead wire aseptic connecting sleeve to make the aseptic plastic sleeve 1 upright, take up the EKG lead wire without aseptic gloves with the other hand, put one end with the conductive clip into the closed end from the open end of the aseptic plastic sleeve 1, both hands with aseptic gloves with the other hand, clamp the conductive clip on the metal tube 2 by the aseptic plastic sleeve 1 with one hand, then take out the PICC catheter, seal the taper hole 54 of the PICC catheter connecting joint on the PICC catheter connecting joint 5 on the taper nipple 32 of the first connecting joint 3 in a sealing way, and screw-lock with the external thread arranged on the outer wall of the first connecting part 51 through the internal thread arranged on the inner wall of the locking cap 33; taking out the infusion apparatus 6, sleeving the nipple of the spiral two-way 62 on the infusion apparatus 6 on the second connecting joint conical hole 421 of the infusion apparatus connecting end 42, locking and connecting the nipple with the internal thread spiral on the locking cap on the spiral two-way 62 of the infusion apparatus 6 through the external thread arranged on the flange 422, continuously infusing the infusion apparatus 6, and starting the PICC tube placing operation under the EKG positioning, after the PICC tube placing operation is finished, closing the infusion apparatus 6, disconnecting the PICC tube, connecting the infusion apparatus 6 with the first connecting joint 3 and the infusion apparatus connecting end 42 respectively, taking down the conductive clip from the metal tube 2, integrally arranging the EKG lead wire sterile connecting sleeve in the medical garbage can, and taking out a new EKG lead wire sterile connecting sleeve for use when the next time of use.

It is clear that modifications and/or additions of parts may be made to the disposable EKG lead wire sterile connection sleeve as described heretofore, and the corresponding method, without departing from the field and scope of the present invention.

It is also clear that although the disposable EKG lead wire sterile connection sleeve has been described in detail herein, the skilled person must be able to obtain many other equivalent forms of disposable EKG lead wire sterile connection sleeve and corresponding methods, which have the characteristics as claimed and therefore are within the scope of the protection field defined thereby.

Claims

1. The utility model provides a disposable EKG leads aseptic adapter sleeve of line which characterized in that: the device comprises a sterile plastic sleeve (1), a metal pipe (2), a first connecting joint (3) and a second connecting joint (4); the sterile plastic sleeve (1) is hollow, one end of the sterile plastic sleeve is a closed end, and the other end of the sterile plastic sleeve is an open end; the metal tube (2) is hollow, is perpendicular to the sterile plastic sleeve (1) and is fixedly arranged at the closed end of the sterile plastic sleeve (1), and the two ends of the metal tube (2) extend out of the sterile plastic sleeve (1); the first connecting joint (3) and the second connecting joint (4) are respectively and fixedly connected to two ends of the metal pipe (2); the first connection joint (3) is used for connecting a PICC catheter; the second connecting joint (4) is used for connecting an infusion set.

2. The aseptic connecting sleeve of disposable EKG lead wire according to claim 1, wherein: the opening end of the sterile plastic sleeve (1) is an elastic opening.

3. The aseptic connecting sleeve of disposable EKG lead wire according to claim 1, wherein: the first connecting joint (3) comprises a joint fixing connecting end (31) and a conical nipple (32); the joint fixed connecting end (31) is fixedly sleeved outside one end of the metal pipe (2); toper nipple (32) one end intercommunication connects fixed connection end (31), and the PICC pipe connection that the other end and PICC pipe connection connect on connects the taper degree of taper seal cup joints.

4. The aseptic connecting sleeve of disposable EKG lead wire according to claim 1 or 3, wherein: the second connecting joint (4) comprises a plastic extension pipe (41) and an infusion apparatus connecting end (42); one end of the plastic extension pipe (41) is fixedly sleeved outside one end of the metal pipe (2); the other end of the plastic extension tube (41) is fixedly connected with an infusion apparatus connecting end (42); a second connecting joint tapered hole (421) is arranged in the infusion apparatus connecting end (42), and the infusion apparatus connecting end (42) is in sealing sleeve joint with a nipple of a spiral two-way on the infusion apparatus through the second connecting joint tapered hole (421).

5. The aseptic connecting sleeve of disposable EKG lead wire according to claim 3, wherein: the first connecting joint (3) also comprises a circular locking cap (33); connect fixed connection end (31) and toper nipple (32) to pass from locking cap (33) center, locking cap (33) is outside at connecting fixed connection end (31) and toper nipple (32) through its right wall fixed connection, locking cap (33) inside cavity, its left wall is open face, toper nipple (32) are in locking cap (33) inboard, be equipped with the internal thread on the inner wall of locking cap (33), be equipped with the external screw thread on the outer wall of the first connecting portion on corresponding PICC pipe connection connects, toper nipple (32) and PICC pipe connection connect the sealed back that cup joints of bell mouth tapering, the external screw thread screw locking that is equipped with on the internal thread that is equipped with on the inner wall through locking cap (33) and the outer wall of first connecting portion.

6. The aseptic connecting sleeve of disposable EKG lead wire according to claim 4, wherein: the infusion set connecting end (42) also comprises a flange (422); the flange (422) is arranged at the right side edge of the infusion apparatus connecting end (42), an external thread is arranged on the flange (422), a locking cap is further arranged on the spiral two-way on the infusion apparatus, the locking cap is provided with an internal thread, and after the infusion apparatus connecting end (42) is in sealed sleeve joint with the nipple of the spiral two-way on the infusion apparatus through the second connecting joint tapered hole (421), the external thread arranged on the flange (422) and the internal thread arranged on the locking cap on the spiral two-way of the infusion apparatus are locked in a spiral mode.