CN108567998A - A kind of electrical urethral catheter and its processing method - Google Patents
A kind of electrical urethral catheter and its processing method Download PDFInfo
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- CN108567998A CN108567998A CN201710148558.8A CN201710148558A CN108567998A CN 108567998 A CN108567998 A CN 108567998A CN 201710148558 A CN201710148558 A CN 201710148558A CN 108567998 A CN108567998 A CN 108567998A
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- catheter
- passage
- urethral catheterization
- conductive filament
- electrode
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Classifications
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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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/84—Drainage tubes; Aspiration tips
-
- 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
- A61M25/0009—Making of catheters or other medical or surgical tubes
-
- 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
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
-
- 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
- A61M25/0043—Catheters; Hollow probes characterised by structural features
-
- 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
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
-
- 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
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0082—Catheter tip comprising a tool
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/02—Details
- A61N1/04—Electrodes
- A61N1/05—Electrodes for implantation or insertion into the body, e.g. heart electrode
-
- 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
- A61M2207/00—Methods of manufacture, assembly or production
-
- 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
- A61M2210/00—Anatomical parts of the body
- A61M2210/10—Trunk
- A61M2210/1078—Urinary tract
- A61M2210/1089—Urethra
- A61M2210/1096—Male
Abstract
The invention discloses a kind of electrical urethral catheter and its processing method, electrical urethral catheter includes：Catheter, connection electric wire and multiple electric conductors, urethral catheterization passage and at least one first passage are formed with along catheter length direction in the catheter；Each electric conductor is integrally formed by an electrode and a conductive filament, and one end connection of electrode and conductive filament, the inside radius of electrode is less than or equal to the outer radius of catheter；The other end of more conductive filaments, which is respectively separated, penetrates the side wall of catheter to enter in first passage and urethral catheterization passage, and multiple electrodes are fastened on along catheter length direction interval on the catheter；To extending far from electrode direction and being pierced by from corresponding first passage and urethral catheterization passage side wall in first passage and urethral catheterization passage, multiple electrodes are respectively formed anode and cathode for the conductive filament one end penetrated in catheter.The processing method of the present invention is not related to welding, scolding tin, scaling powder and electric iron, environmentally protective, environmentally safe, to health of human body fanout free region.
Description
Technical field
The invention belongs to medical instruments field, a kind of electrical urethral catheter and its processing method are related in particular to.
Background technology
It is a kind of effective method to use electrochemotherapy to hyperplasia of prostate, and electrochemical prostate therapeutic equipment is by therapeutic equipment
Host and the catheter composition with electrode for planting patient's prostatic, the catheter with electrode is therapeutic equipment and lesion
The critical component for constituting low pressure closed circuit, implementing electrochemotherapy, and influence the critical component of electrochemical therapeutic therapeutic effect.Shen
Number please disclose a kind of processing method of electrical urethral catheter for 2004100202387 patent of invention, electrode by with urethral catheterization
Thickness of pipe wall comparable vertical contact pin fixes the position of electrode, although playing certain fixed function, is actually using
In the process, the situation that electrode is detached from urethral catheterization tube body occurred, and if taking out electrical urethral catheter from patient's body by force, it can
A degree of damage is caused to prostatic, i.e., is taken out of together together with the tissue near lesions position；Meanwhile it will vertically insert
Needle is inserted into the complex process of urethral catheterization tube wall, and easily causes gas leakage.
Invention content
In view of the deficiencies of the prior art, the object of the present invention is to provide a kind of electrical urethral catheter, another of the invention
Purpose is to provide the processing method of the electrical urethral catheter.
The purpose of the present invention is what is be achieved by following technical proposals.
A kind of electrical urethral catheter, including：Catheter, connection electric wire and multiple electric conductors, the front end of the catheter are
Cambered surface is formed with urethral catheterization passage and at least one first passage along the catheter length direction in the catheter；It is each described
Electric conductor is integrally formed by an electrode and a conductive filament, and the electrode is connect with one end of the conductive filament, and the electrode is
Circular ring shape or fan annular, and the circular ring shape and the inside radius of fan annular are less than or equal to the outer radius of the catheter；More institutes
The other end for stating conductive filament is respectively separated and penetrates the side wall of the catheter to enter in the first passage and urethral catheterization passage, more
A electrode is fastened on along catheter length direction interval on the catheter；Penetrate the conduction in the catheter
And to separate electrode direction extension and from corresponding first passage lead in the first passage and urethral catheterization passage silk one end
Urine channel side wall be pierced by, the conductive filament being pierced by from the first passage and urethral catheterization passage side wall respectively with anode terminals
Son is connected with the connecting terminal of cathode, and the connecting terminal is connected with the connection electric wire, so that multiple electrodes distinguish shape
At anode and cathode, wherein insulator is equipped between 2 connecting terminals, so that between 2 connecting terminals absolutely
Edge, the connecting terminal with close to the connecting terminal urethral catheterization pipe outer wall and connect electric wire outside be cased with fixing device, for fixing
Connecting terminal, catheter and the position for connecting electric wire.
In the above-mentioned technical solutions, the first passage is air guide chamber and/or liquid guiding cavity.
In the above-mentioned technical solutions, the fixing device is heat-shrink tube.
In the above-mentioned technical solutions, it is sequentially formed with urination hole and sacculus, institute from front to back in the front end of the catheter
State the rear that electrode is located at the sacculus.
In the above-mentioned technical solutions, the electrode by closely arrange around Filamentous electric conductor form.
Compared with the prior art, electrical urethral catheter of the invention has the beneficial effect that：
1, electrode and conductive filament are integrated composition, pass through what is connected between the radius enhancing electrode and catheter of diminution electrode
Strength of stability need not increase its fastening strength on catheter by increasing electrode length, ensure therapeutic effect
Under the premise of, the length of electrode can be reduced to a certain extent, reduced body-sensing when catheter enters in human body, will not be caused patient
The additional injuries of lesions position；In addition to this, it is also not required to fix the position of electrode by vertical contact pin, reduces gas leakage probability.
2, simple in structure and stable by fixing device link terminal, catheter and connection electric wire.
A kind of processing method of above-mentioned electrical urethral catheter, includes the following steps：
1) on the catheter, multiple electric conductors are mounted on the catheter according to from rear to preceding sequence interval
On, the conductive filament of adjacent electrode respectively penetrates first passage and urethral catheterization passage, and the installation method of each electric conductor is：By institute
The conductive filament rear end for stating electric conductor penetrates first passage or urethral catheterization passage, after penetrating, in the corresponding first passage or urethral catheterization
The conductive filament is pushed further into along the catheter length direction in channel；The respective electrode of the conductive filament is sleeved on described
The front end of catheter stretches the front end of the catheter, when the outer diameter for stretching tube body reduces, the electrode is pushed into accordingly to lead
Electrical filament penetrates the hole that penetrates of catheter, stops stretching, the electrode is fastened on the catheter；
Wherein, when it is first passage that the conductive filament rear end, which penetrates, conductive filament rear end edge and the urethral catheterization pipe outer wall
The direction that 1~15 degree of angle penetrates the first passage from the urethral catheterization pipe outer wall close to the first passage；After the conductive filament
End penetrates when being urethral catheterization passage, and conductive filament rear end penetrates the urethral catheterization passage from the urethral catheterization pipe outer wall far from the first passage；
2) it stretches and bends the catheter that the conductive filament rear end is closed on, and by the rear end of all conductive filaments from bending
Place is pierced by；
3) the more conductive filaments that step 2) is pierced by are grouped according to first passage and urethral catheterization passage, by 2 groups of conductive filaments
It connect, then again connects 2 connecting terminals with electric wire is connect, so that multiple electricity with the connecting terminal of 2 opposed polarities
Pole forms anode and cathode；
4) between 2 connecting terminals be equipped with insulator so that 2 connecting terminals be fixed in urethral catheterization pipe outer wall and
It insulate between 2 connecting terminals；
It is described 4) in, the insulator is insulation viscose glue, and the insulation viscose glue is coated between 2 connecting terminals
And cure；
5) the connecting terminal with close to the connecting terminal catheter and connect outside electric wire, put on fixing device, use
In link terminal, catheter and connection electric wire.
It is described 5) in, the fixing device be heat-shrink tube, the connecting terminal, catheter and connection are fixed by thermoplastic
Electric wire.
Compared with the prior art, processing method of the invention has the beneficial effect that：
1, it is not related to welding, scolding tin, scaling powder and electric iron, it is environmentally protective, it is environmentally safe, to health of human body without wound
Evil.
2, processing method of the invention is not required to stitch conductive filament with needle, reduces the probability of catheter gas leakage, takes few.
3, it is compared from glue consumption, processing method of the invention need not glue drainage outlet, can be in connecting terminal
Nearby apply a small amount of viscose glue；Simplify technique, hardening time was reduced to 15 minutes by 24 hours of the prior art, improved production effect
Rate.
4, in the processing method of the present invention, conductive filament penetrates that the method in catheter is simple, the used time is short.
5, raw material types are reduced, and reduce cost.
6, it is not related to vertical contact pin, simplifies processing method, improve production efficiency, electrode is not fallen off, and high degree reduces
Possibility that human body is damaged.
Description of the drawings
Fig. 1 is the structural schematic diagram of electrical urethral catheter of the present invention；
Fig. 2 is the cross-sectional view of A-A in Fig. 1；
Fig. 3 is the cutaway view Amplified image at B (along the length direction of first passage) in Fig. 1；
Fig. 4 is the cutaway view Amplified image at B (along the length direction of urethral catheterization passage) in Fig. 1；
Fig. 5 is the cross-sectional view of C-C in Fig. 1；
Fig. 6 is the cutaway view Amplified image at D (along the length direction of urethral catheterization passage) in Fig. 1；
The cross-sectional view that Fig. 7 is E-E in Fig. 1 (in front of sacculus).
Wherein, 1 is the first branch pipe, and 2 be the second branch pipe, and 3 be connection electric wire, and 3-1 is network wire crystal joint, and 3-2 is electric wire, 4
It is electrode for connecting terminal, 5,6 be urination hole, and 7 be side wall, and 7-1 is outer layer, and 7-2 is internal layer, and 8 be first passage, and 9 be urethral catheterization
Channel, 10 be conductive filament.
Specific implementation mode
By taking two chamber catheters as an example, the electrical urethral catheter of the present invention is described in detail below in conjunction with the accompanying drawings.
As shown in Fig. 1~7, including：The catheter (not marked in figure), connection electric wire 3 and 3 electric conductors of (soft) colloid
The front end of (object that can be conductive), catheter is arc surface, and urination hole 6 is sequentially formed with from front to back in the front end of catheter
Quantity with sacculus (not shown), urination hole 6 is 2, and along the radial distribution of catheter.Exist along catheter length direction
Be formed with 1 urethral catheterization passage 9 and 1 first passage 8 in the catheter, first passage 8 be air guide chamber (in actual use
Also it is used for injecting liquid)；The side wall 7 of catheter is made of outer layer 7-1 and internal layer 7-2,9 equal position of first passage 8 and urethral catheterization passage
In internal layer 7-2, sacculus is made of the enclosure space not being bonded between outer layer 7-1 and internal layer 7-2.
The rear end bifurcated of catheter forms the first branch pipe 1 and the second branch pipe 2, the rear end point of the first branch pipe 1 and the second branch pipe 2
Outlet (not shown) and gas injection entrance (not shown) Wei not be drained, check valve is installed (in figure not in gas injection entrance
It shows).The rear end of first passage 8 is connected to gas injection entrance, and the front end of first passage 8 is passed through sacculus, when in use, passes through gas injection
Entrance inputs gas/physiological saline to sacculus, for catheter to be fixed in human body.The front end of urethral catheterization passage 9 and urination
Hole 6 is connected to, the rear end of urethral catheterization passage 9 and drainage outlet, so that urine passes sequentially through urination hole 6 and urethral catheterization passage 9 from drawing
Outflux is discharged.
Each electric conductor is integrally formed by an electrode 5 and a conductive filament 10 (outer diameter Φ 0.5mm medical stainless steels silk), electricity
Pole 5 is connect with 10 front end of conductive filament, electrode 5 be by closely arrange around the circular ring shape that forms of Filamentous electric conductor, and half in circular ring shape
Diameter is less than or equal to the radius of (when being in the normal state) catheter；The rear end of every conductive filament 10 is respectively separated the side for penetrating catheter
Wall 7 is to enter in first passage 8 or urethral catheterization passage 9.3 electrodes 5 are fastened on along catheter length direction interval on the catheter
(electrode 5 is located at the rear of sacculus), 3 electrodes and its intermediate spacing section form electrode district, and entire electrode district is located at sacculus
Rear penetrates 10 one end of conductive filament (i.e. rear end) in catheter in first passage 8 and urethral catheterization passage 9 to far from 5 side of electrode
It is pierced by extension and from corresponding first passage 8 and 9 side wall of urethral catheterization passage, wherein from 9 side wall of first passage 8 or urethral catheterization passage
The length for the conductive filament 10 being pierced by can meet connecting terminal, catheter and connect the connection of electric wire and fix, for example,
10mm.The conductive filament 10 that is pierced by from first passage 8 and 9 side wall of urethral catheterization passage connects with the connecting terminal 4 of anode and cathode respectively
Line terminals 4 connect, and 2 connecting terminals 4 are connected with electric wire 3 is connect, and connection electric wire 3 is including electric wire 3-2 and is mounted on electric wire 3-2
On network wire crystal joint 3-1 (for connect with therapeutic equipment) so that multiple electrodes 5 are respectively formed positive and cathode, wherein 2
Be coated between a connecting terminal 4 insulation viscose glue (not shown), connecting terminal 4 with close to the connecting terminal 4 catheter outside
It is cased with heat-shrink tube (not shown) outside wall and connection electric wire 3, for link terminal 4, catheter and the position for connecting electric wire 3
It sets.
A kind of processing method of electrical urethral catheter, includes the following steps：
1) on catheter, multiple electric conductors are mounted on according to from rear to preceding sequence interval on the catheter,
The conductive filament of adjacent 2 electrodes respectively penetrates first passage and urethral catheterization passage, and the installation method of each electric conductor is：By electric conductor
Conductive filament rear end penetrate first passage or urethral catheterization passage, will be conductive in corresponding first passage or urethral catheterization passage after penetrating
Silk is pushed further into along the catheter length direction；The respective electrode of conductive filament is sleeved on to the front end of catheter, stretches catheter
Front end electrode is pushed into the hole that penetrates that corresponding conductive filament penetrates catheter when the outer diameter for stretching tube body reduces, stop drawing
It stretches, electrode is fastened on catheter；
Wherein, when it is first passage that conductive filament rear end, which penetrates, conductive filament rear end edge and urethral catheterization pipe outer wall angle 1~15
The direction of degree penetrates the first passage from the urethral catheterization pipe outer wall close to first passage；It is urethral catheterization passage when conductive filament rear end penetrates
When, conductive filament rear end penetrates the urethral catheterization passage from the urethral catheterization pipe outer wall far from first passage；
2) catheter that conductive filament rear end is closed on is stretched and bent successively, and the rear end of conductive filament is pierced by from bending place；
3) the more conductive filaments that step 2) is pierced by are grouped according to first passage and urethral catheterization passage, by 2 groups of conductive filaments
It connect, then again connects 2 connecting terminals with electric wire is connect, so that multiple electrodes shape with the connecting terminal of 2 opposed polarities
At anode and cathode；
4) insulator is equipped between 2 connecting terminals, so that 2 connecting terminals are fixed in urethral catheterization pipe outer wall and 2
It insulate between connecting terminal, insulator is insulation viscose glue, and insulation viscose glue is coated between 2 connecting terminals and at 18~28 DEG C
Clean area cures 0.25 hour；
5) connecting terminal with close to the connecting terminal catheter and connect outside electric wire set and goes up fixing device, for fixing
Connecting terminal, catheter and connection electric wire.Preferably, fixing device is heat-shrink tube, passes through thermoplastic link terminal, catheter
With connection electric wire.
When electrical urethral catheter be N chamber catheters when, N >=3, can unrestricted choice pass through conductive filament 10 channel, as long as making band
There is positive charge (short circuit can not can occur in same channel) in same channel with the conductive filament with cathode charge.
Illustrative description has been done to the present invention above, it should explanation, the case where not departing from core of the invention
Under, any simple deformation, modification or other skilled in the art can not spend the equivalent replacement of creative work equal
Fall into protection scope of the present invention.
Claims (8)
1. a kind of electrical urethral catheter, including：Catheter, connection electric wire (3) and multiple electric conductors, the front end of the catheter are
Cambered surface is formed with urethral catheterization passage (9) and at least one first passage (8) along the catheter length direction in the catheter；Its
Be characterized in that, each electric conductor is integrally formed by an electrode (5) and a conductive filament (10), the electrode (5) with it is described
One end of conductive filament (10) connects, and the electrode (5) is annular for circular ring shape or fan, and the inside radius that the circular ring shape is annular with fan
Less than or equal to the outer radius of the catheter；The other end of the more conductive filaments (10), which is respectively separated, penetrates the catheter
Side wall (7) is to enter in the first passage (8) and urethral catheterization passage (9), and multiple electrodes (5) are along the catheter length side
It is fastened on the catheter to interval；The conductive filament (10) one end in the catheter is penetrated in the first passage (8)
With urethral catheterization passage (9) is introversive extends far from the electrode (5) direction and from corresponding first passage (8) and urethral catheterization passage (9) side
Wall (7) is pierced by, the conductive filament (10) being pierced by from the first passage (8) and urethral catheterization passage (9) side wall (7) respectively with anode
Connecting terminal (4) and cathode connecting terminal (4) connection, the connection of the connecting terminal (4) and the connection electric wire (3), with
Multiple electrodes (5) are made to be respectively formed anode and cathode, wherein insulator is equipped between 2 connecting terminals (4),
So as to insulate between 2 connecting terminals (4), the urethral catheterization pipe outer wall of the connecting terminal (4) and the close connecting terminal (4)
It is cased with fixing device with outside connection electric wire (3), the position for link terminal (4), catheter and connection electric wire (3).
2. electrical urethral catheter according to claim 1, which is characterized in that the first passage (8) is air guide chamber and/or leads
Sap cavity.
3. electrical urethral catheter according to claim 1 or 2, which is characterized in that the fixing device is heat-shrink tube.
4. electrical urethral catheter according to claim 3, which is characterized in that the front end of the catheter from front to back successively
It is formed with urination hole (6) and sacculus, the electrode (5) is located at the rear of the sacculus.
5. electrical urethral catheter according to claim 4, which is characterized in that the electrode (5) by closely arrange around filiform lead
Electric body composition.
6. the processing method of electrical urethral catheter as described in Claims 1 to 5 any one, which is characterized in that include the following steps：
1) on the catheter, multiple electric conductors are mounted on according to from rear to preceding sequence interval on the catheter,
The conductive filament (10) of adjacent electrode (5) respectively penetrates first passage (8) and urethral catheterization passage (9), the installation of each electric conductor
Method is：Conductive filament (10) rear end of the electric conductor is penetrated into first passage (8) or urethral catheterization passage (9), after penetrating, corresponding
The first passage (8) or urethral catheterization passage (9) in the conductive filament (10) is pushed further into along the catheter length direction；
The respective electrode (5) of the conductive filament (10) is sleeved on to the front end of the catheter, the front end of the catheter is stretched, works as stretching
When the outer diameter of tube body reduces, the electrode (5) is pushed into the hole that penetrates that corresponding conductive filament (10) penetrates catheter, stops stretching,
The electrode (5) is fastened on the catheter；
Wherein, when it is first passage (8) that the conductive filament (10) rear end, which penetrates, conductive filament (10) rear end edge and the urethral catheterization
The direction that 1~15 degree of pipe outer wall angle penetrates the first passage (8) from the urethral catheterization pipe outer wall close to the first passage (8)；When
Conductive filament (10) rear end penetrates when being urethral catheterization passage (9), and conductive filament (10) rear end is from far from the first passage (8)
Urethral catheterization pipe outer wall penetrates the urethral catheterization passage (9)；
2) stretch and bend the catheter that the conductive filament (10) rear end is closed on, and will all the conductive filaments (10) rear end from
Bending place is pierced by；
3) the more conductive filaments (10) that step 2) is pierced by are grouped according to first passage (8) and urethral catheterization passage (9), by 2 groups
Conductive filament (10) is connect with the connecting terminal (4) of 2 opposed polarities, then again by 2 connecting terminals (4) with connect electric wire (3)
Connection, so that multiple electrodes (5) form anode and cathode；
4) insulator is equipped between 2 connecting terminals (4), so that 2 connecting terminals (4) are fixed in urethral catheterization pipe outer wall
And it insulate between 2 connecting terminals (4)；
5) the connecting terminal (4) with close to the connecting terminal (4) catheter and connect electric wire (3) outside, put on fixed dress
It sets, for link terminal (4), catheter and connection electric wire (3).
7. processing method according to claim 6, which is characterized in that it is described 4) in, the insulator be insulation viscose glue,
The insulation viscose glue is coated between 2 connecting terminals (4) and cures.
8. the processing method described according to claim 6 or 7, which is characterized in that it is described 5) in, the fixing device be pyrocondensation
Pipe fixes the connecting terminal (4), catheter and connection electric wire (3) by thermoplastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710148558.8A CN108567998A (en) | 2017-03-14 | 2017-03-14 | A kind of electrical urethral catheter and its processing method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710148558.8A CN108567998A (en) | 2017-03-14 | 2017-03-14 | A kind of electrical urethral catheter and its processing method |
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| CN108567998A true CN108567998A (en) | 2018-09-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112190831A (en) * | 2020-11-17 | 2021-01-08 | 苏州市东方电子仪器厂 | Method for processing esophageal electrode catheter |
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|---|---|---|---|---|
| CN2193168Y (en) * | 1994-03-18 | 1995-03-29 | 孙燕祥 | Weak conducting silver sterilizing catheter |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112190831A (en) * | 2020-11-17 | 2021-01-08 | 苏州市东方电子仪器厂 | Method for processing esophageal electrode catheter |
| CN112190831B (en) * | 2020-11-17 | 2024-03-29 | 苏州市东方电子仪器厂 | Processing method of esophageal electrode catheter |
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