CN220142405U - Double-end zebra guide wire - Google Patents
Double-end zebra guide wire Download PDFInfo
- Publication number
- CN220142405U CN220142405U CN202321600016.7U CN202321600016U CN220142405U CN 220142405 U CN220142405 U CN 220142405U CN 202321600016 U CN202321600016 U CN 202321600016U CN 220142405 U CN220142405 U CN 220142405U
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- CN
- China
- Prior art keywords
- guide wire
- zebra
- double
- cavity
- tissues
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- 241000283070 Equus zebra Species 0.000 title claims abstract description 27
- 238000001179 sorption measurement Methods 0.000 claims abstract description 21
- 210000003708 urethra Anatomy 0.000 claims abstract description 18
- 238000004891 communication Methods 0.000 claims description 4
- 229910001000 nickel titanium Inorganic materials 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 3
- 239000010937 tungsten Substances 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 210000000626 ureter Anatomy 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 10
- 210000000244 kidney pelvis Anatomy 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000012567 medical material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000002485 urinary effect Effects 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
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- Media Introduction/Drainage Providing Device (AREA)
Abstract
The utility model discloses a double-headed zebra guide wire, which is applied to the technical field of medical appliances, and the double-headed zebra guide wire is used for attaching an adsorption hole to tissues on the inner walls of a bladder and a ureter by poking the guide wire, then a needle tube is inserted into the interior of a suction opening to suck, so that negative pressure is generated in the cavity, and the adsorption hole is tightly adsorbed on the tissues, thereby realizing the effect of conveniently fixing the guide wire at different positions of the bladder and the ureter, further fixing the guide wire at more positions and improving the practicability; after the curve end contacts with tissues, the linear end is pushed to move backwards through the connecting rod, and at the moment, the position of the linear end where a doctor's finger is placed can be obviously perceived, so that the curve end is continuously inserted into the urethra in the changing direction, the function of improving the haptic feedback effect when the guide wire is inserted into the urethra is achieved, the risk of the guide wire stabbing a patient is reduced, and the treatment difficulty is reduced.
Description
Technical Field
The utility model belongs to the technical field of medical instruments, and particularly relates to a double-ended zebra guide wire.
Background
The zebra guide wire is one of the indispensable auxiliary medical equipment in surgical series, especially in endoscopic operation of urinary surgery, and is mainly used for guiding the ureteroscope, percutaneous nephroscope, laparoscope and other operations in cavities.
Currently, the publication number is: the utility model of CN206045153U discloses a zebra guide wire, which belongs to consumables in medical appliances. Aiming at the problem that whether the zebra guide wire smoothly enters the renal pelvis through the narrow renal pelvis ureter cannot be quickly and accurately obtained in the current method, the zebra guide wire comprises a guide screw rod and a spring soft head, the outer surface of the spring soft head is a rough surface, and the outer surface of one end of the guide screw rod, which is bordered by the spring soft head, is also a rough surface. Therefore, the positions of the soft head of the zebra guide wire spring and the front guide screw can be displayed and confirmed on the body surface under the B ultrasonic, the soft head of the zebra guide wire spring and the front end of the guide screw at one end bordering the soft head of the spring are ensured to be in the ureter and the renal pelvis, and the ureter catheter is convenient to enter the renal pelvis smoothly in the next step.
The prior zebra guide wire is mainly fixed at a certain position of a ureter in a manner of inflating an air bag, when the guide wire is permeated into the bladder, the inflatable size of the air bag is limited, so that the guide wire can only be collided and enlarged by the air bag, and can not enter the ureter, and the guide wire can be fixed at the joint of the ureter and the bladder, but the guide wire can only be fixed at the position of the bottom of the bladder, which is close to the ureter, and then the guide wire can not be fixed due to the limited inflatable size of the air bag, so that the limitation is larger.
Disclosure of Invention
The utility model aims to provide a double-ended zebra guide wire, which has the advantages of facilitating the fixation of the guide wire at different positions of a bladder and a ureter and improving the function of a tactile feedback effect when the guide wire is inserted into the urethra.
The technical aim of the utility model is realized by the following technical scheme: the double-end zebra guide wire comprises a guide wire, wherein a cavity is formed in one side of the inside of the guide wire, an adsorption hole is formed in one side of the surface of the cavity, a pressure suction opening is formed in the other side of the surface of the guide wire, and a communication groove which is respectively communicated with the cavity and the pressure suction opening is formed in the inside of the guide wire; the two ends of the guide wire are respectively connected with a curve end and a straight line end in a sliding manner, and a connecting rod which is connected with the guide wire in a sliding manner is fixedly connected to one side, close to each other, of the curve end and the straight line end.
By adopting the technical scheme, the adsorption holes are adhered to tissues of the bladder and the inner wall of the ureter by stirring the guide wire, then the needle tube is inserted into the suction opening to suck, so that negative pressure is generated in the cavity, the adsorption holes are tightly adsorbed on the tissues, the effect of conveniently fixing the guide wire at different positions of the bladder and the ureter is realized, the guide wire can be fixed at more positions, and the practicability is improved; after the curve end contacts with tissues, the linear end is pushed to move backwards through the connecting rod, and at the moment, the position of the linear end where a doctor's finger is placed can be obviously perceived, so that the curve end is continuously inserted into the urethra in the changing direction, the function of improving the haptic feedback effect when the guide wire is inserted into the urethra is achieved, the risk of the guide wire stabbing a patient is reduced, and the treatment difficulty is reduced.
The utility model is further provided with: both the curved end and the straight end can be inserted into the urethra as guidewire ends.
By adopting the technical scheme, two ends of the guide wire can be used, and the practicability of the guide wire is improved.
The utility model is further provided with: springs fixedly connected with the guide wire, the curve end and the straight line end are respectively sleeved on the two ends and the surface of the connecting rod.
By adopting the technical scheme, the curve end and the straight end can be driven to reset rapidly through the resilience force of the spring.
The utility model is further provided with: the surface of the cavity is sleeved with a medical rubber pad, and a hole matched with the adsorption hole is formed in the medical rubber pad.
By adopting the technical scheme, the compression on tissues during adsorption and adsorption is reduced, and the tightness is improved.
The utility model is further provided with: the surface of the guide wire is coated with zebra stripes.
By adopting the technical scheme, the guide wire is increased in the apparent state, so that the observation in vivo is facilitated.
The utility model is further provided with: the guide wire adopts a PTFE tube, and the curve end and the straight end are both made of tungsten-containing TPU.
By adopting the technical scheme, the safety of the guide wire can be improved by adopting the medical material.
The utility model is further provided with: and a nickel-titanium alloy wire is arranged on the surface of the guide wire.
By adopting the technical scheme, the hardness of the guide wire is improved, and breakage is avoided.
In summary, the utility model has the following beneficial effects:
1. the adsorption holes are adhered to tissues on the inner walls of the bladder and the ureter by stirring the guide wire, then the needle tube is inserted into the suction opening to suck, so that negative pressure is generated in the cavity, and the adsorption holes are tightly adsorbed on the tissues, so that the effect of conveniently fixing the guide wire at different positions of the bladder and the ureter is realized, the guide wire can be fixed at more positions, and the practicability is improved;
2. after the curve end contacts with tissues, the linear end is pushed to move backwards through the connecting rod, and at the moment, the position of the linear end where a doctor's finger is placed can be obviously perceived, so that the curve end is continuously inserted into the urethra in the changing direction, the function of improving the haptic feedback effect when the guide wire is inserted into the urethra is achieved, the risk of the guide wire stabbing a patient is reduced, and the treatment difficulty is reduced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a front elevational view of the structure of the present utility model;
FIG. 3 is a cross-sectional view of the structure of the present utility model;
fig. 4 is an enlarged view of point a in fig. 3 according to the present utility model.
Reference numerals: 1. a guide wire; 2. a cavity; 3. adsorption holes; 4. a communication groove; 5. a pressure pumping port; 6. a curved end; 7. a straight line end; 8. a connecting rod; 9. a spring; 10. medical rubber cushion; 11. zebra stripes.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
Example 1:
referring to fig. 1, fig. 2, fig. 3 and fig. 4, a double-end zebra guide wire comprises a guide wire 1, wherein a cavity 2 is formed in one side of the inner part of the guide wire 1, an adsorption hole 3 is formed in one side of the surface of the cavity 2, a pressure suction opening 5 is formed in the other side of the surface of the guide wire 1, a communicating groove 4 which is respectively communicated with the cavity 2 and the pressure suction opening 5 is formed in the inner part of the guide wire 1, the adsorption hole 3 is attached to tissues of the bladder and the inner wall of a ureter by stirring the guide wire 1, then a needle tube is inserted into the pressure suction opening 5 to suck, negative pressure is generated in the cavity 2, the adsorption hole 3 is tightly adsorbed on the tissues, the effect of fixing the guide wire at different positions of the bladder and the ureter is realized, and the guide wire can be fixed at more positions, and the practicability is improved.
Referring to fig. 1, 2 and 4, a medical rubber pad 10 is adhered to the surface of the cavity 2, holes matched with the adsorption holes 3 are formed in the medical rubber pad 10, compression on tissues during adsorption of the adsorption holes 3 is reduced, and meanwhile tightness is improved.
Referring to fig. 1 and 2, the surface of the guide wire 1 is coated with zebra stripes 11, so that the explicit nature of the guide wire is increased, and the observation in a human body is facilitated.
Referring to fig. 1 and 2, the guide wire 1 adopts a PTFE tube, the materials of the curve end 6 and the straight end 7 are tungsten-containing TPU, and the safety of the guide wire can be improved by adopting medical materials.
The use process is briefly described: when the guide wire is required to be conveniently fixed at different positions of the bladder and the ureter, the curve end 6 is aligned with the urethra, then the guide wire 1 is inserted into the urethra, then when the guide wire 1 is moved to the required position, the guide wire 1 is stirred to enable the cavity 2 to move to the position, so that the adsorption hole 3 is attached to tissues of the bladder and the inner wall of the ureter, then the needle tube is inserted into the suction opening 5 to suck, so that gas and urine in the cavity 2 are sucked into the needle tube through the communication groove 4, negative pressure is generated in the cavity 2, the adsorption hole 3 is tightly adsorbed on the tissues, and the position of the guide wire 1 is fixed.
Example 2:
referring to fig. 1, fig. 2, fig. 3 and fig. 4, two ends of a double-end zebra guide wire are respectively and slidably connected with a curve end 6 and a straight end 7, one side, close to each other, of the curve end 6 and the straight end 7 is fixedly connected with a connecting rod 8 which is slidably connected with the guide wire 1, after the curve end 6 contacts with tissues, the straight end 7 is pushed to move backwards through the connecting rod 8, at the moment, the position of the straight end 7 is obviously felt by a doctor's finger, so that the curve end 6 is continuously inserted into the urethra in the changing direction, the function of improving the haptic feedback effect when the guide wire is inserted into the urethra is achieved, the risk of the guide wire stabbing a patient is reduced, and the healing difficulty is reduced.
Referring to fig. 1, 2 and 3, the curved end 6 and the straight end 7 can be used as guide wire ends to be inserted into the urethra, so that two ends of the guide wire can be used, and the practicability of the guide wire is improved.
Referring to fig. 3 and 4, springs 9 fixedly connected with the guide wire 1, the curve end 6 and the straight end 7 are respectively sleeved on the two ends and the surface of the connecting rod 8, and the curve end 6 and the straight end 7 can be driven to quickly reset by the resilience force of the springs 9.
Referring to fig. 1 and 2, a nickel-titanium alloy wire is mounted on the surface of a guide wire 1, so that the hardness of the guide wire is improved, and breakage is avoided.
The use process is briefly described: when the haptic feedback effect of inserting the guide wire into the urethra needs to be improved, the curve end 6 is aligned with the urethra, then the guide wire 1 is inserted into the urethra, and after the curve end 6 contacts with tissues, the guide wire moves backwards so as to slide into the guide wire 1, meanwhile, the straight end 7 is pushed to move backwards through the connecting rod 8, at the moment, the fingers of a doctor are placed at the position of the straight end 7, if the curve end 6 pushes the straight end 7 to move, the finger can be obviously felt, and the direction of the curve end 6 can be changed to be continuously inserted into the urethra.
The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.
Claims (7)
1. Double-end zebra guide wire, including seal wire (1), its characterized in that: a cavity (2) is formed in one side of the inside of the guide wire (1), an adsorption hole (3) is formed in one side of the surface of the cavity (2), a pressure suction opening (5) is formed in the other side of the surface of the guide wire (1), and a communication groove (4) which is respectively communicated with the cavity (2) and the pressure suction opening (5) is formed in the inside of the guide wire (1); two ends of the guide wire (1) are respectively connected with a curve end head (6) and a straight line end head (7) in a sliding manner, and one side, close to the curve end head (6) and the straight line end head (7), of the guide wire is fixedly connected with a connecting rod (8) which is connected with the guide wire (1) in a sliding manner.
2. A double-ended zebra guide wire according to claim 1, wherein: both the curved end (6) and the straight end (7) can be inserted into the urethra as guide wire ends.
3. A double-ended zebra guide wire according to claim 1, wherein: springs (9) fixedly connected with the guide wire (1), the curve end head (6) and the straight line end head (7) are respectively sleeved at both ends and the surface of the connecting rod (8).
4. A double-ended zebra guide wire according to claim 1, wherein: the medical rubber pad (10) is adhered to the surface of the cavity (2), and holes matched with the adsorption holes (3) are formed in the medical rubber pad (10).
5. A double-ended zebra guide wire according to claim 1, wherein: the surface of the guide wire (1) is coated with zebra stripes (11).
6. A double-ended zebra guide wire according to claim 1, wherein: the guide wire (1) adopts a PTFE tube, and the curve end (6) and the straight end (7) are made of tungsten-containing TPU.
7. A double-ended zebra guide wire according to claim 1, wherein: and a nickel-titanium alloy wire is arranged on the surface of the guide wire (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321600016.7U CN220142405U (en) | 2023-06-23 | 2023-06-23 | Double-end zebra guide wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321600016.7U CN220142405U (en) | 2023-06-23 | 2023-06-23 | Double-end zebra guide wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220142405U true CN220142405U (en) | 2023-12-08 |
Family
ID=89013593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321600016.7U Active CN220142405U (en) | 2023-06-23 | 2023-06-23 | Double-end zebra guide wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220142405U (en) |
-
2023
- 2023-06-23 CN CN202321600016.7U patent/CN220142405U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |