CN110251807A - A kind of sterile switching device and its operating method of external cardiac diagnosis lead in vivo - Google Patents
A kind of sterile switching device and its operating method of external cardiac diagnosis lead in vivo Download PDFInfo
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- CN110251807A CN110251807A CN201910521892.2A CN201910521892A CN110251807A CN 110251807 A CN110251807 A CN 110251807A CN 201910521892 A CN201910521892 A CN 201910521892A CN 110251807 A CN110251807 A CN 110251807A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
- A61B8/4444—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device related to the probe
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M2025/0177—Introducing, guiding, advancing, emplacing or holding catheters having external means for receiving guide wires, wires or stiffening members, e.g. loops, clamps or lateral tubes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
- A61M2025/09125—Device for locking a guide wire in a fixed position with respect to the catheter or the human body
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Abstract
The invention discloses the sterile switching devices and its operating method of a kind of external cardiac diagnosis lead in vivo of central venous catheter technical field, including Ultrasonic-B probe, ECG monitor, conducting wire switching device, sterile sleeve, external cardiac diagnosis lead-line, internal seal wire conducting wire and central venous catheter, positioning guide wire that can be conductive is provided in the central venous catheter, present invention uses completely isolated modes, a possibility that effectively reducing bacterium infection, it no longer needs two medical workers while being operated, save manpower, medical worker directly switches over operation across sterile sleeve when operating conducting wire switching device, medical worker is in aseptic area always, there is no need to sterilize degerming repeatedly, save sterilizing operation and disinfection loss product, it is easy to operate, easy handover operation, save operating time, to reduce operation The time of wound exposure, infection risk is reduced, success rate of operation is improved.
Description
Technical field
The present invention relates to medical centre ductus venosus technical fields, more particularly to a kind of nothing of external cardiac diagnosis lead in vivo
Bacterium switching device and its operating method.
Background technique
Central venous catheter belongs to one kind of blood vessel inner tube, is placed in big vein, and this conduit has following purposes: 1. survey
It measures central venous pressure (central venous pressure), to assessments physiological parameter, and estimation body fluid number；
2. a large amount of and quick venous transfusions maintain when often appearing in the possible biggish operation of blood loss or first aid
Blood pressure；
3. approach is given in long-term parenteral, long-term injection of antibiotic, the injection of chronic analgesic medicine；
4. relatively having irritating drug for peripheral veins (veinlet), changes and injected from central venous catheter.Such as: amine iodine
Ketone etc.；
5. as the pipeline of haemodialysis, such as plasma exchange or kidney is washed；
6. being the chemotherapy of tumour, the generation of chemically phlebitis is prevented, prevents medical fluid from exosmosing；
7. establishing good infusion channel for the patient being infused repeatedly, the pain punctured repeatedly is avoided；
8. establishing infusion access for patient with severe symptoms.
The intracorporal position of the merging of central venous catheter has many places to can be carried out operating at present, but operating method is all phase
With, routine disinfection paving in site of puncture is single, after point of puncture local anaesthesia, after first using disposable wearing pricker blood back, and left hand fixed needle,
After the right hand is sent into guidance seal wire to appropriate length, after fixed guidance seal wire, withdraw of the needle head, expander expansion is subcutaneous, through leading expander
Sheath is placed in central venous catheter, and all operation medical workers need to carry out sterile working, and sterile manner is that hand wears sterile hand
Set, sufferer operating position is needed using disinfecting apparatus；
Because hub venous catheter posting is determined insertion in inside of human body, currently without good method during operation
The accurate location of central venous catheter in vein blood vessel, needs experienced medical worker to instruct, slowly as medical treatment is set
Standby development, present surgical staff are connected in central venous catheter using ECG monitor come the conducting wire for connecting body surface
Seal wire in, position of the metal positioning guide wire in vein blood vessel is judged by ECG monitor, because of wire guide and center
The end of ductus venosus be in same position, to can judge position of the central venous catheter in vein blood vessel,
But because the implementation personnel of this operation are the whole sterile workings of needs, and when puncturing vein blood vessel, need to examine
Survey sufferer sign, so ECG monitor at this time be with monitoring sufferer body surface electrocardio electrode plate connect, and when puncture at
After function, when needing to check central venous catheter position, need to determine ECG monitor and the metal in central venous catheter
Position seal wire connection, and the electrocardio electrode plate local environment of sufferer body surface is considered as having collarium border, so needing another person to general
The connection plain conductor for being connected to sufferer body surface electrocardio electrode plate is removed, then this root plain conductor is connected to central venous catheter
On interior metal positioning guide wire, at this moment ECG monitor could monitor the intracorporal cardiac electrophysiology parameter of sufferer, can thus pass through
ECG monitor judges that metal positioning guide wire protrudes into the position of vein blood vessel, precisely judges central venous catheter to reach
Accurate location in vein blood vessel.
This mode of operation can only be there are two types of solution, the first, one man operation completes cutting for ECG monitor as early as possible
A possibility that changing operation, avoiding a large amount of bacterium infections；Second, it is necessary to which two operating theatre staffs, a medical worker are complete
Operated at aseptic operation, another medical worker assists completing have a bacterium operation, but because sterile and have bacterium operation, depending on perform the operation into
Row state, it is sometimes desirable to have bacterium and sterile working alternately, so the moment needs two medical workers to perform the operation；In this way
Manpower waste is just produced, because there is the step of bacterium, only needs simply to switch ECG monitor every time, but now
It is exactly to increase the risk of bacterium infection or is exactly to need two medical workers while carrying out a simple operation, it is existing
A kind of convenient surgical procedure device is being needed, to change this situation, because of the difficulty of medical worker's culture, at present all
It is a medical worker to operate, but needs to be repeated sterilization in the course of surgery, not only wastes in this way
A large amount of operating time increases operation risk, and the wound of sufferer is exposed to outside, while operating time increases, is also increased
The risk of infection is added.
Based on this, the present invention devises the sterile switching device and its operating method of a kind of external cardiac diagnosis lead in vivo, with
It solves the above problems.
Summary of the invention
The purpose of the present invention is to provide the sterile switching device and its operating method of a kind of external cardiac diagnosis lead in vivo, energy
The sterile operation of enough single completions, and do not increase operating time not only, do not increase the degerming number of surgical staff yet, and
And the step of switching ECG monitor, is easier, switch speed more block reduces to reduce operating time in vein blood vessel
The operation risk of middle merging central venous catheter.
The present invention is implemented as follows: a kind of sterile switching device of external cardiac diagnosis lead in vivo, including Ultrasonic-B probe, the heart
Electric patient monitor, conducting wire switching device, sterile sleeve, external cardiac diagnosis lead-line, internal seal wire conducting wire and central venous catheter, it is described
Positioning guide wire that can be conductive is provided in central venous catheter, in the intracorporal end of positioning guide wire and central venous catheter body
End be in outside sterile sleeve in same position, the positioning guide wire and central venous catheter, the positioning guide wire, central vein
Conduit and sterile sleeve are all placed on sterile operating table, the Ultrasonic-B probe, conducting wire switching device, seal wire conducting wire and one
Seperated outer cardiac diagnosis lead-line is all disposed in sterile sleeve, the seal wire conducting wire or external cardiac diagnosis lead-line wherein one all lead to
Being electrically connected with ECG monitor for connection can be switched by crossing conducting wire switching device, and the other end of the seal wire conducting wire is also led with positioning
Silk holds the connection that can be separated in vitro, and the external cardiac diagnosis lead-line is also connect with body surface ecg electrode slice.
Further, the Ultrasonic-B probe is tied to entirety, the winding by the way that winding pipe is slidable with seal wire conducting wire
Pipe is arranged in sterile sleeve, and the sterile sleeve is made of low density polyethylene (LDPE).
Further, the central venous catheter and positioning guide wire are placed on aseptic operation table top, the central vein
Conduit and positioning guide wire are not contacted with external cardiac diagnosis lead-line.
Further, one end of the external cardiac diagnosis lead-line is clamped in the viscous glutinous body surface of human body right upper extremity by crocodile clip
Electrocardioelectrode on piece.
Further, one end of the external cardiac diagnosis lead-line is clamped in the viscous glutinous body surface of human body right upper extremity by crocodile clip
Electrocardioelectrode on piece.
A kind of operating method of the sterile switching device of external cardiac diagnosis lead in vivo, the operating method need to provide one kind
The sterile switching device of external cardiac diagnosis lead in vivo, comprising the following steps:
ECG monitor and B ultrasound instrument are powered and open by step 1, then the medical worker of operation by B ultrasound instrument with
Connecting line, Ultrasonic-B probe between Ultrasonic-B probe and the seal wire conducting wire being connected in conducting wire switching device are mounted in winding pipe；
ECG monitor is connect by step 2, the medical worker with body surface ecg electrode slice；By the conducting wire switching device
It is connect with ECG monitor, while the external cardiac diagnosis lead-line connecting with the conducting wire switching device being connected on the right chest of human body
Body surface ecg electrode slice on, switch the conducting wire switching device, make the external cardiac diagnosis lead-line pass through conducting wire switching device
It is connect with ECG monitor, the ECG monitor starts to monitor the physiological parameter of sufferer body surface ecg reaction；
Step 3, the medical worker will be wound Ultrasonic-B probe, the seal wire conducting wire with crocodile clip that pipe sleeve is lived
It is covered in sterile sleeve with conducting wire switching device, the medical worker starts to start to sterilize to operative site and instrument, next all
Carry out sterile working, by suit complete it is described it is sterile be mounted in surgical console, this process is necessary to ensure that the sterile sleeve
Outside is in germ-free condition, and the external cardiac diagnosis lead-line is not contacted with sterile sleeve；
Step 4, the medical worker find vein blood vessel at the place of sufferer using the Ultrasonic-B probe, on vein blood vessel
Opening is punctured, the central venous catheter of positioned inside positioning guide wire is slowly placed in vein by the puncture opening of vein blood vessel
Blood vessel；
Step 5, the medical worker are pre- to blood vessel by the hub venous catheter posting of the positioned inside positioning guide wire
If after length, the crocodile clip connecting with the seal wire conducting wire to be clamped to the external end of positioning guide wire across sterile sleeve, is then cut
The conducting wire switching device is changed, disconnects the external cardiac diagnosis lead-line and ECG monitor, while the seal wire conducting wire is logical
It crosses and is connect with conducting wire switching device with ECG monitor, the ECG monitor starts to monitor positioning guide wire in sufferer vein blood vessel
The physiological parameter for the electrocardio reaction held in vivo determines the internal of positioning guide wire by the physiological parameter for the electrocardio reaction held in vivo
Hold accurate location, then adjust central venous catheter body in hold position, by the central venous catheter along vein blood vessel after
It is continuous to protrude into or extract out, until the central venous catheter is in the designated depth of demand；
After the completion of step 6, the hub venous catheter posting sufferer intravenous procedures, switches the conducting wire switching device, make
The external cardiac diagnosis lead-line is connect by conducting wire switching device with ECG monitor, and ECG monitor monitors sufferer body surface ecg
The physiological parameter reflected.
Further, the hub venous catheter posting is to blood vessel preset length between 10cm-60cm；It is calm in described
The designated depth of arteries and veins conduit demand during surgery are as follows: lower one third section is close to superior vena cava and atrium dextrum in superior vena cava
Intersection.
The beneficial effects of the present invention are: seal wire conducting wire and Ultrasonic-B probe are first intertwined by the present invention, such B ultrasound is visited
When blood vessel is found in head movement, seal wire conducting wire can also follow movement, be positioned such that seal wire would not be with seal wire conducting wire point
It opens too far, avoids pullling positioning guide wire, will not damage sufferer body surface surgical wound, then by seal wire conducting wire and conducting wire switching device
It is isolated in sterile sleeve, the positioning guide wire of seal wire conducting wire and aseptic area is clamped, mode completely isolated in this way is effective to drop
A possibility that low bacterium infection, and the line that the present apparatus is connect in the switching by conducting wire switching device with ECG monitor
Road, so that it may which what people completed to connect with ECG monitor is external cardiac diagnosis lead-line or intracorporal positioning guide wire, no longer
It needs two medical workers while being operated, save manpower, because conducting wire switching device is isolated in sterile sleeve
Portion, and be the aseptic area performed the operation outside sterile sleeve, directly across sterile sleeve when such medical worker operates conducting wire switching device
Operation is switched over, medical worker is in aseptic area always, there is no need to sterilize degerming repeatedly, saves sterilizing operation and disappears
Malicious loss product, save operation cost, and easy to operate, it is only necessary to and gently push conducting wire switching device that switching can be completed,
Easy handover operation, saves operating time, to reduce the time of surgical wound exposure, reduces infection risk, mention
High success rate of operation, is worthy to be popularized to more clinicians, brings benefit to sufferer.
Detailed description of the invention
The present invention is further illustrated in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is that structure of the invention all parts connect scheme of installation.
In attached drawing, parts list represented by the reference numerals are as follows:
The super probe of 1-B, the super instrument of 11-B, 2- ECG monitor, 21- body surface ecg electrode slice, 22- loop electrode piece, 3-
Conducting wire switching device, 4- sterile sleeve, 41- winding pipe, the external cardiac diagnosis lead-line of 5-, 6- seal wire conducting wire, 7- central venous catheter,
71- positioning guide wire.
Specific embodiment
Refering to Figure 1, the present invention provides a kind of technical solution: a kind of sterile switching dress of external cardiac diagnosis lead in vivo
It sets, including Ultrasonic-B probe 1, ECG monitor 2, conducting wire switching device 3, sterile sleeve 4, external cardiac diagnosis lead-line 5, internal seal wire are led
On line 6 and central venous catheter 7, the central venous catheter 7 is interior to be provided with the conductive positioning guide wire 71 of energy, the positioning guide wire
71 intracorporal ends and the intracorporal end of central venous catheter 7 are in same position, the positioning guide wire 71 and central venous catheter 7
Outside sterile sleeve 4, the positioning guide wire 71, central venous catheter 7 and sterile sleeve 4 are all placed on sterile operating table, institute
Ultrasonic-B probe 1, conducting wire switching device 3, seal wire conducting wire 6 and the external cardiac diagnosis lead-line 5 of a part is stated to be all disposed in sterile sleeve 4,
The seal wire conducting wire 6 or external cardiac diagnosis lead-line 5 wherein one the connect and heart can be all switched by conducting wire switching device 3
Electric patient monitor 2 is electrically connected, and the other end of the seal wire conducting wire 6 also holds the connection that can be separated, institute with positioning guide wire 71 in vitro
It states external cardiac diagnosis lead-line 5 also to connect with body surface ecg electrode slice 21, facilitates medical worker to adjust conducting wire in an aseptic environment and cut
The working position of changing device 3, it is convenient to switch in 2 display body of ECG monitor or external physiological parameter, it is convenient for medical worker
The sign when operation of sufferer is observed, reduces the time of uncontrollable time and uncertain sign, and because sterile can grasp
Make, reduce the risk being contaminated by bacterial in operation, operation risk lowers, and switches very convenient, it is no longer necessary to move again
Clip simplifies operating procedure, keeps switching time shorter, and speed faster, and is not in that the local of clamping connection contacts not
The stability of good situation, present apparatus switching improves, and further shortens operating time in terms of these, reduces sufferer
Wound aerial exposure duration, reduce operation in the infected risk of sufferer, be worthy to be popularized, benefit to doctors and patients.
Wherein, seal wire conducting wire 6 is clamped by crocodile clip and positioning guide wire 71, the connected crocodile of the seal wire conducting wire 6
Sandwiched is set in sterile sleeve 4, seal wire conducting wire 6 is isolated with needing to protrude into intracorporal positioning guide wire 71, stroke gnotobasis subtracts
Few infected risk of sufferer, Ultrasonic-B probe 1 and seal wire conducting wire 6 are tied to entirety by the way that winding pipe 41 is slidable, described to twine
It is arranged in sterile sleeve 4 around pipe 41, the sterile sleeve 4 is made of low density polyethylene (LDPE), can facilitate Ultrasonic-B probe 1 and seal wire in this way
Conducting wire 6 is mobile simultaneously, avoids mutually winding, can also be moved simultaneously, avoids pulling a cart when detecting blood vessel to positioning to lead
Silk 71, central venous catheter 7 and positioning guide wire 71 are placed on aseptic operation table top, and the central venous catheter 7 and positioning are led
Silk 71 is not contacted with external cardiac diagnosis lead-line 5, so that central venous catheter 7 and positioning guide wire 71 is kept germ-free condition at any time, is avoided
Sufferer is infected, and one end of external cardiac diagnosis lead-line 5 is clamped in human body right upper extremity by crocodile clip and glues glutinous body surface ecg electrode
On piece 21, this is the normal mounting situation and environment of external cardiac diagnosis lead-line 5, and right upper extremity position meets the present apparatus in electrocardio
The physiological parameter of required monitoring on patient monitor 2；
A kind of sterile working method that external cardiac diagnosis lead is switched fast in vivo, the operating method need to provide a kind of body
The sterile switching device of the outer cardiac diagnosis lead of inner body, comprising the following steps:
ECG monitor 2 and B ultrasound instrument 1 are powered and open by step 1, and then the medical worker of operation is by B ultrasound instrument
Connecting line, Ultrasonic-B probe 1 between 1 and Ultrasonic-B probe 1 and the seal wire conducting wire 6 being connected in conducting wire switching device 3 are mounted on and twine
In pipe 41；
ECG monitor 2 is connect by step 2, the medical worker with body surface ecg electrode slice 21；The conducting wire is switched
Device 3 is connect with ECG monitor 2, while the external cardiac diagnosis lead-line 5 connecting with the conducting wire switching device 3 is connected to people
On body surface ecg electrode slice 21 on the right chest of body, switch the conducting wire switching device 3, passes through the external cardiac diagnosis lead-line 5
Conducting wire switching device 3 is connect with ECG monitor 2, and the ECG monitor 2 starts to monitor the physiology of sufferer body surface ecg reaction
Parameter；
Step 3, the medical worker will be wound Ultrasonic-B probe 1, the seal wire lead with crocodile clip that pipe 41 entangles
In sterile sleeve 4, the medical worker starts to start to sterilize to operative site and instrument, connects down for line 6 and 3 sets of conducting wire switching device
Sterile working is all carried out, the sterile sleeve 4 that suit is completed is placed in surgical console, this process is necessary to ensure that the nothing
4 outside of bacterium set is in germ-free condition, and the external cardiac diagnosis lead-line 5 is not contacted with sterile sleeve 4；
Step 4, the medical worker find vein blood vessel at the place of sufferer using the Ultrasonic-B probe 1, on vein blood vessel
Opening is punctured, the central venous catheter 7 of positioned inside positioning guide wire 71 is slowly placed in by the puncture opening of vein blood vessel
Vein blood vessel；
The central venous catheter 7 of the positioned inside positioning guide wire 71 is placed to blood vessel by step 5, the medical worker
After preset length, the crocodile clip connecting with the seal wire conducting wire 6 is clamped to the external end of positioning guide wire 71 across sterile sleeve 4,
Then switch the conducting wire switching device 3, disconnect the external cardiac diagnosis lead-line 5 with ECG monitor 2, while the seal wire
By connecting with conducting wire switching device 3 with ECG monitor 2, the ECG monitor 2 starts to monitor sufferer venous blood conducting wire 6
The physiological parameter for the electrocardio reaction held in 71 body of positioning guide wire in pipe is determined by the physiological parameter for the electrocardio reaction held in vivo
Then the internal end accurate location of positioning guide wire 71 adjusts the position held in 7 body of central venous catheter, the central vein is led
Pipe 7 continues to protrude into or extract out along vein blood vessel, until the central venous catheter 7 is in the designated depth of demand；
Step 6, the central venous catheter 7 are placed in after the completion of sufferer intravenous procedures, switch the conducting wire switching device 3,
It connect the external cardiac diagnosis lead-line 5 with ECG monitor 2 by conducting wire switching device 3, ECG monitor 2 monitors patient
The physiological parameter that table electrocardio reflects, this method, in the actual operation process, strong operability, it is only necessary to medical worker's hand
Art can be completed, and be not required to very important person's auxiliary, and be divided into carry disease germs operating procedure and sterile working step, do not influence mutually, and
Sterile working is started before puncturing to sufferer vein blood vessel, that is to say, that after sufferer vein blood vessel is wound, medical matters
Personnel are just constantly in gnotobasis, effectively reduce the risk that sufferer is infected by bacterial during surgery, and the mistake of risk
Cheng Zhong, medical worker, by switching the working position of conducting wire switching device 3, can switch at any time electrocardio under gnotobasis swap-in
Patient monitor 2 monitors the physiological parameter inside and outside patient, very convenient, reduces operating procedure, it is no longer necessary to which others' help subtracts
The demand to medical worker's quantity of operation is lacked, and has not needed to carry out carrying disease germs in the course of surgery again and operation and then go again pair
The medical worker of operation sterilizes, and reduces cumbersome and dangerous operation, and the speed of operation faster, reduces and changes wound exposure
Time, reduce operation risk；
Wherein, central venous catheter 7 is placed to blood vessel preset length between 10cm-60cm；The central venous catheter 7
The designated depth of demand during surgery are as follows: lower one third section is close to the boundary of superior vena cava and atrium dextrum in superior vena cava
Place, preset length are arranged between 10cm-60cm, are confirmed according to the individual length of vessel of sufferer, convenient for operation, reduce the heart
Electric patient monitor 2 switching inside and outside number because when sufferer is child, wound that possible vein blood vessel punctures to finger
Depthkeeping degree only has 18cm, then central venous catheter 7 is goed deep into vein blood vessel to 10 or 15cm depth in advance, then switches conducting wire
Switching device 3 connect ECG monitor 2 with positioning guide wire 71, shows intracorporal trial parameter, then determines that central vein is led
Whether the position of pipe 7 is suitable, if not prejudging and setting length, it would be possible that will be always slowly to blood vessel depth
It sentences extremely slow speed to put in, for example sufferer is longer adult, if not presetting length, opening punctures vein
After blood vessel, it is necessary to which central venous catheter 7 is slowly placed in sufferer vein blood vessel by moving bit by bit, such as hand
In arm openings when art, and generally reach designated position from wound probably has 50cm or so to the longer adult of arm, thus will
Operating time is increased too long, and puncture is too long in outer exposure duration, increases operation risk, and this method has preset blood
Length of tube, so not only to vein blood vessel built-in pipe speed faster, but also do not influence last to set pipe position, it is ensured that set pipe
Position precision, and preset length varies with each individual, and more accurately, 7 designated depth of Surgicenter ductus venosus is to cure
Generally acknowledged depth in, this depth can satisfy the demand of fast injection, reduce complication, only this depth could not shadow
Successive treatment, such as haemodialysis are rung, sensitive medicaments carry out chemotherapy and require this designated depth, exactly because this depth exists
It is difficult to hold control in operation, so needing 2 real-time monitoring central venous catheter of ECG monitor, 7 position, just to reach operation
Purpose, and ensure the treatment safety of patient.
One concrete application of embodiment are as follows: in the use of the present invention, first normally by B ultrasound instrument 11 and ECG monitor
2, which are powered, opens, and then the connecting tube of Ultrasonic-B probe 1 and seal wire conducting wire 6 will be intertwined by winding pipe 41, it is ensured that twine
Around close, viscous glutinous position each equipment and the operation demand in clinical treatment of body surface ecg electrode slice 21 have distinctive regulation,
Change can not be arbitrarily adjusted, the position of body surface ecg electrode slice 21 of the invention needs to meet ECG monitor 2 and central vein
Conduit sets the requirement position of pipe operation, in each viscous glutinous electrode slice of the four limbs of sufferer, the body surface ecg electrode slice 21 of the present apparatus
It pastes in right upper extremity, as shown in Figure 1, the viscous glutinous viscous glutinous demand for needing to meet electrocardiogram of body surface ecg electrode slice 21, using even
Wiring connects the loop electrode piece 22 of remaining three body surface with ECG monitor 2, then by the body surface ecg of right upper extremity
Electrode slice 21 is connected with external cardiac diagnosis lead-line 5 by crocodile clip, as shown in Figure 1, and conducting wire switching device 3 and the external heart
Conductance on line 5 is connection, there is a slide switch, two working positions of switch in conducting wire switching device 3, switch can be only in
External cardiac diagnosis lead-line 5 connects working position, or the connection working position with seal wire conducting wire 6, can thus switch external electrocardio
One of them of conducting wire 5 or seal wire conducting wire 6 are connected to the foundation of ECG monitor 2；Next operation medical worker disappears
Operative site is spread routine disinfection paving list, then needs the site location punctured to carry out sterile on a large scale disappear sufferer by poison
Poison processing, the medical worker of operation puts on sterile gloves, then by the connecting tube of the Ultrasonic-B probe 1 wound, Ultrasonic-B probe
It is all covered inside sterile sleeve 4 with seal wire conducting wire 6 and conducting wire switching device 3, medical worker does not connect with Ultrasonic-B probe 1 at this time
Touching, sterile sleeve 4 be all inside and outside originally it is sterile, operation when, which should be noted that, to be necessary to ensure that outside sterile sleeve 4 in germ-free condition,
Ensure to reach the Sterile standard of medicine, at this time by adjusting the switch working position of conducting wire switching device 3, makes external cardiac diagnosis lead-line
5 establish connection by conducting wire switching device 3 and ECG monitor 2, and ECG monitor 2 shows body surface EGC parameter, then starts
The accurate location for detecting vein blood vessel by Ultrasonic-B probe on the operative site of sufferer, then carries out puncturing operation, and it is fixed in succession
The central venous catheter 7 of position seal wire 71 is inserted into the wound of vein blood vessel together, then by central venous catheter 7 and positioning guide wire 71
Vein blood vessel is protruded into together to switch conducting wire switching device 3 after confirmation vein blood back occurs in central venous catheter 7, make seal wire
Conducting wire 6 establishes connection, whole operation process by conducting wire switching device 3 and ECG monitor 2, and medical worker is at nothing
Under collarium border, and seal wire conducting wire 6 is to connect with the external end of positioning guide wire 71 across sterile sleeve 4, the body of positioning guide wire 71
Electrocardiosignal is transmitted to ECG monitor 2 by seal wire conducting wire 6 by inner end, the life of electrocardiosignal in 2 display body of ECG monitor
Parameter is managed, cardiac electrophysiology parameter includes heart rate, and the parameters such as blood pressure, pulse are pushed further into central venous catheter 7 in this way, are needing
When pass through conducting wire switching device 3 at any time and switch back into external cardiac diagnosis lead-line 5 and 2 connection status of ECG monitor, check the body surface heart
Electric-physiology parameter, positioning guide wire 71 not only act as the effect of positioning, moreover it is possible to play the role of supporting central venous catheter 7, positioning
Seal wire 71 is made of Nitinol, when needing to continue to promote central venous catheter 7, then switches conducting wire switching device 3, makes seal wire
Conducting wire 6 is connect with ECG monitor 2, by central venous catheter 7 promote vein blood vessel it is supreme it is venacaval in lower one third
For section close to the intersection of superior vena cava and atrium dextrum, this position is the medical treatment of distinctive known medical data and related fields
Method known to personnel, hub venous catheter posting operation, refers to and is placed in conduit from PeV and is placed in catheter tip
Method under superior vena cava at one third starts to use in the U.S. for 2004, which can meet the needs of high-pressure injection, most
Big transfusion speed is up to 5ml/s, it is therefore desirable to by central venous catheter 7 promote vein blood vessel it is supreme it is venacaval in lower three/
One section of intersection close to superior vena cava and atrium dextrum will not because this position can be avoided too deep engine heart discomfort
Too shallow, if being shallowly easy to produce very much complication, injection exosmoses, hematic acid etc., and the present apparatus has just ensured the treatment peace of patient
Entirely, this completes the operations of this operation, central venous catheter 7 are trapped in the vein blood vessel of sufferer, after facilitating sufferer
Continuous treatment, then takes out positioning guide wire 71, switches conducting wire switching device 3, observes the cardiac electrophysiology feature of sufferer body surface, grasps in this way
It is to be operated under gnotobasis when it is very simple to make method, and switching conducting wire switching device 3, greatly reduces sufferer puncture
The infected risk of vein wound, and it is easy to operate, effectively reduce the operation difficulty of surgical staff, be in the past
Folder of being clamped and then moved to another place with crocodile clip repeatedly is needed, then the operator of operation is carried out disinfection, if needed without sterilizing
Two medical worker's operations are wanted, a processing aseptic operation part a, aid in treatment has the operation part of bacterium, pervious mode
It is very cumbersome, now only need a medical worker can complete entirely perform the operation, as long as and sufferer venipuncture, behaviour
The medical worker to operate is just in gnotobasis always, more safety not easy infection, and easy switching, can cut at any time
The cardiac electrophysiology parameter for changing inside and outside facilitates medical worker's switching to check sufferer physical condition, and passes through ECG monitor 2
Check that the method that central venous catheter 7 protrudes into internal position is current most accurate method, the present apparatus is worthy to be popularized, this method energy
Enough help more medical workers and sufferer.
It should be noted that in medical domain, this Surgicenter electricity electrode slice to paste position as follows:
The position RA: the position that body surface ecg electrode slice 21 is connected in right upper extremity, that is, the present apparatus；
The position RL: right lower extremity；
The position LA: left upper extremity；
The position LL: left lower extremity.
In addition, the sterile sleeve 4 in the present apparatus is made of low density polyethylene (LDPE), in Baidupedia, pure polyethylene is free of
Polarity gene, therefore there are good dielectric properties, the molecular weight of polyethylene does not influence its dielectric properties, therefore seal wire
Intracorporal electrocardio electric current also accurately can be poured into ECG monitor 2 very across sterile sleeve 4 with positioning guide wire 71 by conducting wire 6
On shown.
Although specific embodiments of the present invention have been described above, those familiar with the art should be managed
Solution, we are merely exemplary described specific embodiment, rather than for the restriction to the scope of the present invention, it is familiar with this
The technical staff in field should be covered of the invention according to modification and variation equivalent made by spirit of the invention
In scope of the claimed protection.
Claims (7)
1. a kind of sterile switching device of external cardiac diagnosis lead in vivo, it is characterised in that: including Ultrasonic-B probe (1), ECG monitor
(2), conducting wire switching device (3), sterile sleeve (4), external cardiac diagnosis lead-line (5), internal seal wire conducting wire (6) and central vein are led
It manages (7), positioning guide wire (71) that can be conductive is provided in the central venous catheter (7), the positioning guide wire (71) is intracorporal
End and central venous catheter (7) intracorporal end are at same position, the positioning guide wire (71) and central venous catheter (7)
Outside in sterile sleeve (4), the positioning guide wire (71), central venous catheter (7) and sterile sleeve (4) are all placed on sterile operating table
On, the Ultrasonic-B probe (1), conducting wire switching device (3), seal wire conducting wire (6) and a part of external cardiac diagnosis lead-line (5) are all set
Set in the sterile sleeve (4), the seal wire conducting wire (6) or external cardiac diagnosis lead-line (5) wherein one all pass through conducting wire switching
Device (3) can switch being electrically connected with ECG monitor (2) for connection, and the other end of the seal wire conducting wire (6) is also led with positioning
Silk (71) holds the connection that can be separated in vitro, and the external cardiac diagnosis lead-line (5) also connect with body surface ecg electrode slice (21).
2. a kind of sterile switching device of external cardiac diagnosis lead in vivo according to claim 1, it is characterised in that: described to lead
Silk conducting wire (6) is clamped by crocodile clip and positioning guide wire (71), and the connected crocodile clip of the seal wire conducting wire (6) is arranged in nothing
In bacterium set (4).
3. a kind of sterile switching device of external cardiac diagnosis lead in vivo according to claim 1, it is characterised in that: the B
Super probe (1) is tied to entirety by the way that winding pipe (41) are slidable with seal wire conducting wire (6), and winding pipe (41) setting exists
In sterile sleeve (4), the sterile sleeve (4) is made of low density polyethylene (LDPE).
4. a kind of sterile switching device of external cardiac diagnosis lead in vivo according to claim 1, it is characterised in that: in described
Cardiac vein conduit (7) and positioning guide wire (71) are placed on aseptic operation table top, the central venous catheter (7) and positioning guide wire
(71) it is not contacted with external cardiac diagnosis lead-line (5).
5. a kind of sterile switching device of external cardiac diagnosis lead in vivo according to claim 1, it is characterised in that: the body
One end of outer cardiac diagnosis lead-line (5) is clamped in human body right upper extremity by crocodile clip and glues on glutinous body surface ecg electrode slice (21).
6. a kind of operating method of the sterile switching device of external cardiac diagnosis lead in vivo, it is characterised in that: the operating method needs
A kind of sterile switching device of external cardiac diagnosis lead in vivo as claimed in any one of claims 1 to 6 is provided, including following
Step:
ECG monitor (2) and B ultrasound instrument (1) are powered and open by step 1, and then the medical worker of operation is by B ultrasound instrument
(1) connecting line between Ultrasonic-B probe (1), Ultrasonic-B probe (1) and the seal wire conducting wire being connected on conducting wire switching device (3)
(6) it is mounted in winding pipe (41)；
ECG monitor (2) is connect by step 2, the medical worker with body surface ecg electrode slice (21)；The conducting wire is switched
Device (3) is connect with ECG monitor (2), while the external cardiac diagnosis lead-line (5) that will be connect with the conducting wire switching device (3)
It is connected on the body surface ecg electrode slice (21) on the right chest of human body, switches the conducting wire switching device (3), make the external electrocardio
Conducting wire (5) is connect by conducting wire switching device (3) with ECG monitor (2), and the ECG monitor (2) starts to monitor sufferer
The physiological parameter of body surface ecg reaction；
Step 3, the medical worker will be wound Ultrasonic-B probe (1), the seal wire lead with crocodile clip that pipe (41) entangles
Line (6) and conducting wire switching device (3) cover in sterile sleeve (4), and the medical worker starts to start to disappear to operative site and instrument
Next poison all carries out sterile working, the sterile sleeve (4) that suit is completed is placed in surgical console, this process needs
Ensure in germ-free condition outside the sterile sleeve (4), and the external cardiac diagnosis lead-line (5) is not contacted with sterile sleeve (4)；
Step 4, the medical worker find vein blood vessel at the place of sufferer using the Ultrasonic-B probe (1), wear on vein blood vessel
Thorn opening, the central venous catheter (7) of positioned inside positioning guide wire (71) is slowly set by the puncture opening of vein blood vessel
Enter vein blood vessel；
The central venous catheter (7) of the positioned inside positioning guide wire (71) is placed to blood vessel by step 5, the medical worker
After preset length, the crocodile clip connecting with the seal wire conducting wire (6) is clamped to the body of positioning guide wire (71) across sterile sleeve (4)
Then outer end switches the conducting wire switching device (3), disconnect the external cardiac diagnosis lead-line (5) and ECG monitor (2),
The seal wire conducting wire (6) with conducting wire switching device (3) with ECG monitor (2) by connecting simultaneously, the ECG monitor
(2) start to monitor the physiological parameter that the electrocardio that positioning guide wire (71) is held in vivo in sufferer vein blood vessel reacts, pass through what is held in vivo
The physiological parameter of electrocardio reaction determines the internal end accurate location of positioning guide wire (71), then adjusts central venous catheter (7)
The central venous catheter (7) is continued to protrude into or be extracted out, until the central vein by the position held in vivo along vein blood vessel
Conduit (7) is in the designated depth of demand；
After the completion of step 6, the central venous catheter (7) merging sufferer intravenous procedures, switch the conducting wire switching device (3),
It connect the external cardiac diagnosis lead-line (5) with ECG monitor (2) by conducting wire switching device (3), ECG monitor (2) prison
Survey the physiological parameter that sufferer body surface ecg reflects.
7. a kind of operating method of sterile switching device of external cardiac diagnosis lead in vivo according to claim 6, feature
Be: the central venous catheter (7) is placed to blood vessel preset length between 10cm-60cm；The central venous catheter (7)
The designated depth of demand during surgery are as follows: lower one third section is close to the boundary of superior vena cava and atrium dextrum in superior vena cava
Place.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910521892.2A CN110251807B (en) | 2019-06-17 | 2019-06-17 | Sterile switching device for in-vivo and in-vitro electrocardiogram lead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910521892.2A CN110251807B (en) | 2019-06-17 | 2019-06-17 | Sterile switching device for in-vivo and in-vitro electrocardiogram lead |
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| Publication Number | Publication Date |
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| CN110251807A true CN110251807A (en) | 2019-09-20 |
| CN110251807B CN110251807B (en) | 2022-09-23 |
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| CN110251807B (en) | 2022-09-23 |
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