CN215780847U - Adjustable clamping mechanism for fixing ear-hanging type dialysis catheter - Google Patents
Adjustable clamping mechanism for fixing ear-hanging type dialysis catheter Download PDFInfo
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- CN215780847U CN215780847U CN202121548530.1U CN202121548530U CN215780847U CN 215780847 U CN215780847 U CN 215780847U CN 202121548530 U CN202121548530 U CN 202121548530U CN 215780847 U CN215780847 U CN 215780847U
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- centre gripping
- sleeve
- fixing
- dialysis catheter
- clamping mechanism
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Abstract
The utility model belongs to the technical field of medical equipment, and particularly relates to an adjustable clamping mechanism for fixing a hangers type dialysis catheter, which comprises a catheter clamping mechanism, wherein the catheter clamping mechanism comprises a U-shaped clamping sleeve and magic tapes arranged at the upper end and the lower end of the clamping sleeve and used for preventing the catheter from slipping off, the clamping sleeve is connected with a C-shaped hanger bracket in a sliding manner through a supporting bar, the supporting bar is fixedly connected to the side surface of the clamping sleeve, the C-shaped hanger bracket is connected with the supporting bar in a sliding manner, and a locking limiting mechanism used for fixing a position is arranged in the C-shaped hanger bracket; the centre gripping sleeve is used for the pipe of the different thicknesses of centre gripping, and the bandage is pasted to the magic prevents the pipe slippage, and the slip subassembly makes centre gripping pipe mechanism can carry out the vertical slip in C shape hangers support side, and the stop gear that locks carries out the rigidity to centre gripping pipe mechanism, is applicable to different thickness pipes and fixes, and centre gripping pipe mechanism position is adjustable, thereby fixed pipe is firmly difficult for droing the emergence that reduces the adverse event.
Description
Technical Field
The utility model belongs to the technical field of wearable medical treatment, and particularly relates to an adjustable clamping mechanism for fixing an ear-hung dialysis catheter.
Background
In clinical practice, hemodialysis is the most effective treatment method for patients with chronic renal failure and acute drug poisoning, and is equivalent to an artificial kidney, and mainly comprises a dialyzer, a blood extracorporeal circulation circuit and a dialysate supply system, wherein the blood extracorporeal circulation circuit mainly comprises a hemodialysis tube, the hemodialysis tube refers to a blood vessel access which can be quickly established and used immediately, a permanent blood vessel access which is not established yet is mainly used for acute renal failure and chronic renal failure, peritoneal dialysis, emergency dialysis of a kidney transplantation patient, plasmapheresis, hemoperfusion and the like, and an ear-hung type dialysis catheter fixing device is a medical auxiliary device for fixing a dialysis catheter around an auricle during clinical hemodialysis.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel ear fixing device which has the characteristics of simple structure, easiness in operation, avoidance of skin allergy caused by using an adhesive tape, suitability for fixing catheters with different thicknesses, firmness and difficulty in falling off, and wide environment application range, and the existing ear fixing mode is behind, and is easy to cause the adhesive tape to fall off when a patient sweats mainly through the adhesion of the adhesive tape, and the inconvenience is caused by the twisting of a pipeline to the head of the patient.
The utility model provides the following technical scheme: including centre gripping pipe mechanism, centre gripping pipe mechanism includes the centre gripping sleeve of U type and sets up the magic subsides bandage that the end is used for preventing the pipe slippage about the centre gripping sleeve, the centre gripping sleeve has C shape hangers support through support bar sliding connection, support bar fixed connection is in centre gripping sleeve side, C shape hangers support sliding connection is on the support bar, the inside dead stop gear of lock that is used for fixed position that is provided with of C shape hangers support.
And a plurality of elastic metal wires for increasing the clamping force are uniformly distributed in the same axial direction in the clamping sleeve.
The clamping surface of the clamping sleeve is provided with a rubber layer for increasing friction force.
And an opening end on the side surface of the clamping sleeve is fixedly connected with an easy-to-open strip which is convenient to break.
The length of the T-shaped groove of the supporting strip is smaller than that of the supporting strip.
Wherein, the locking stop gear is in including setting up the cylinder sleeve of C shape hangers support left surface, the inside sliding connection of cylinder sleeve has the spacing ball that is used for spacingly, the support bar is offered and is used for the cooperation the spacing groove that spacing ball used, cylinder sleeve with through pressure spring elastic connection between the spacing ball.
The right side of the limiting ball is provided with a pressing plate, the limiting ball is connected with the pressing plate through an ejector rod, and the ejector rod penetrates through the cylindrical sleeve and the C-shaped suspension loop support.
Wherein, the material of clamp plate is medical silica gel.
The utility model has the beneficial effects that: centre gripping pipe mechanism is used for the pipe of the different thicknesses of centre gripping, the magic is pasted the bandage and is prevented the pipe slippage, the centre gripping sleeve passes through support bar sliding connection C shape hangers support, support bar fixed connection is in the centre gripping sleeve side, support bar sliding connection C shape hangers support, thereby realize adjusting centre gripping pipe mechanism's position, when centre gripping pipe mechanism adjusts suitable position, the stop gear that locks carries out the rigidity to centre gripping pipe mechanism, it is fixed to be applicable to different thickness pipes, fixed pipe is firmly difficult for droing, the wide benefit of environment application scope.
The parts of the device not involved are the same as or can be implemented using prior art.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic structural diagram of a front cross section of the present invention;
FIG. 3 is a schematic structural diagram of a front cross section of the present invention;
FIG. 4 is a schematic top sectional view of the present invention;
in the figure: 1. a conduit gripping mechanism; 11. a clamping sleeve; 12. an elastic metal wire; 13. a rubber layer; 14. easy bracing; 15. a magic tape; 2. a supporting strip; 3. a C-shaped hanger bracket; 4. locking the limiting mechanism; 41. a cylindrical sleeve; 42. A limiting ball; 43. a pressure spring; 44. a limiting groove; 45. a top rod; 46. and (7) pressing a plate.
Detailed Description
Referring to fig. 1-4, the present invention provides the following technical solutions: including centre gripping pipe mechanism 1, centre gripping pipe mechanism 1 includes the centre gripping sleeve 11 of U type and sets up magic subsides bandage 15 that the lower extreme is used for preventing the pipe slippage on centre gripping sleeve 11, centre gripping sleeve 11 has C shape hangers support 3 through 2 sliding connection of support bar, 2 fixed connection of support bar are in centre gripping sleeve 11 side, 3 sliding connection of C shape hangers support are on support bar 2, 3 inside dead stop gear 4 of lock that are used for fixed position that are provided with of C shape hangers support.
In this embodiment: centre gripping pipe mechanism 1, centre gripping pipe mechanism 1 includes the centre gripping sleeve 11 of U type and sets up magic subsides bandage 15 of lower extreme on centre gripping sleeve 11, centre gripping pipe can be broken off with fingers and thumb to U type centre gripping sleeve 11, magic subsides bandage 15 prevents that the pipe from following roll-off in the centre gripping sleeve 11, centre gripping sleeve 11 passes through 2 sliding connection C shape hangers supports 3 of support bar, 2 fixed connection of support bar are in centre gripping sleeve 11 side, 3 sliding connection of C shape hangers supports are on support bar 2, thereby realize C shape hangers supports 3 and slide from top to bottom in centre gripping sleeve 11 side, 3 inside dead stop gear 4 of lock that is used for fixed position that is provided with of C shape hangers supports, realize the position of fixed regulation C shape hangers supports 3.
A plurality of elastic metal wires 12 for increasing the clamping force are uniformly arranged in the clamping sleeve 11 in the same axial direction; the elastic metal wires 12 increase the clamping force of the clamping sleeve 11, and the uniformly distributed elastic metal wires 12 make the clamping force of each section of the clamping sleeve 11 average.
The clamping surface of the clamping sleeve 11 is provided with a rubber layer 13 for increasing friction force; the rubber layer 13 increases the friction of the clamping surface of the clamping sleeve 11, and prevents the dialysis catheter from sliding inside the clamping sleeve 11.
An easy-open strip 14 for facilitating the breaking off is fixedly connected to the side opening end of the clamping sleeve 11; the easy-to-pull strip 14 enables the clamping sleeve 11 to be easily broken, and the easy-to-pull strip 14 protects the clamping sleeve 11 and prevents the clamping sleeve 11 from being damaged due to repeated breaking.
The length of the T-shaped groove of the support bar 2 is smaller than that of the support bar 2; the C-shaped hangers bracket 3 is prevented from falling off due to the fact that the C-shaped hangers bracket 3 slides out of the T-shaped groove sliding area of the supporting bar 2.
The locking limiting mechanism 4 comprises a cylindrical sleeve 41 arranged on the left side surface of the C-shaped suspension loop support 3, a limiting ball 42 used for limiting is connected inside the cylindrical sleeve 41 in a sliding mode, a limiting groove 44 used for being matched with the limiting ball 42 is formed in the supporting strip 2, and the cylindrical sleeve 41 is elastically connected with the limiting ball 42 through a pressure spring 43; the pressure spring 43 in the cylindrical sleeve 41 exerts a counterforce on the limiting ball 42, and the pressure spring 43 pushes the limiting ball 42 to the limiting groove 44, so that the C-shaped hanger bracket 3 is temporarily fixed in a sliding manner.
A pressure plate 46 is arranged on the right side of the limiting ball 42, the limiting ball 42 is connected with the pressure plate 46 through a mandril 45, and the mandril 45 penetrates through the cylindrical sleeve 41 and the C-shaped suspension loop bracket 3; when the C-shaped hangers support 3 is worn, the pressing plate 46 is pressed down by the back of the ear, the pressing plate 46 pushes the ejector rod 45, so that the limiting ball 42 fixed at the other end of the ejector rod 45 is pushed, the limiting ball 42 is fixed on the limiting groove 44, and the vertical sliding position of the C-shaped hangers support 3 is fixed.
The pressing plate 46 is made of medical silica gel; medical silica gel promotes the travelling comfort that C-shaped hangers support 3 wore, avoids wearing C-shaped hangers support 3 for a long time and causes the damage to the back of the ear.
The working principle and the using process of the utility model are as follows: medical personnel put the dialysis catheter to the clamping opening of the clamping sleeve 11, fingers push the easy-pulling strip 14 outwards to open the clamping sleeve 11, the dialysis catheter is put into the clamping sleeve 11, the clamping sleeve 11 clamps the dialysis catheter through the elastic metal wire 12 arranged inside, the medical personnel stick the magic tape 15 arranged at the upper end and the lower end of the clamping sleeve 11, the magic tape 15 prevents the dialysis catheter from slipping out of the clamping sleeve 11 in the using process and reduces the occurrence of adverse events such as catheter slipping, the clamping surface of the clamping sleeve 11 is provided with the rubber layer 13 for increasing friction force to prevent the dialysis catheter from sliding inside the clamping sleeve 11, the clamping sleeve 11 is connected with the C-shaped hangers bracket 3 in a sliding way through the supporting strip 2, the supporting strip 2 is fixedly connected to the side surface of the clamping sleeve 11, the C-shaped hangers bracket 3 is connected to the supporting strip 2 in a sliding way, thereby realizing the up-and down sliding of the C-shaped hangers bracket 3 on the side surface of the clamping sleeve 11, a cylindrical sleeve 41 arranged inside the left side surface of the C-shaped hangers support 3, a limiting ball 42 for limiting is connected inside the cylindrical sleeve 41 in a sliding manner, a limiting groove 44 used for matching with the limiting ball 42 is formed in the support bar 2, a pressure spring 43 is elastically connected between the cylindrical sleeve 41 and the limiting ball 42, the pressure spring 43 inside the cylindrical sleeve 41 applies a reaction force to the limiting ball 42, the pressure spring 43 pushes the limiting ball 42 to the limiting groove 44 to temporarily fix the sliding of the C-shaped hangers support 3, a doctor slides the C-shaped hangers support 3, the limiting ball 42 inside the C-shaped hangers support 3 retracts into the cylindrical sleeve 41 due to extrusion, the C-shaped hangers support 3 can normally slide on the side surface of the support bar 2, the doctor pushes the C-shaped hangers support 3 to adjust the C-shaped hangers support 3 to a proper position, then the C-shaped hangers support 3 is hung on the auricle of a patient, the auricle back pushes a pressure plate 46 arranged on the C-shaped hangers support 3, the material of clamp plate 46 is medical silica gel, and medical silica gel promotes the travelling comfort that C shape hangers support 3 wore, prevents to wear C shape hangers support 3 for a long time and causes the damage to the back of the ear, and clamp plate 46 promotes ejector pin 45, and ejector pin 45 promotes the spacing ball 42 of the other end, makes spacing ball 42 fix in spacing groove 44, prevents spacing ball 42 roll-off spacing groove 44 to realize that C shape hangers support 3 can't slide in support bar 2 side.
Claims (8)
1. The utility model provides a fixed adjustable fixture of using of hangers formula dialysis catheter which characterized in that: including centre gripping pipe mechanism, centre gripping pipe mechanism includes the centre gripping sleeve of U type and sets up the magic subsides bandage that the end is used for preventing the pipe slippage about the centre gripping sleeve, the centre gripping sleeve has hung C shape hangers support through support bar sliding connection, support bar fixed connection is in centre gripping sleeve side, C shape hangers support sliding connection is on the support bar, the inside dead stop gear of lock that is used for fixed position that is provided with of C shape hangers support.
2. The adjustable clamping mechanism for fixing the ear-hung dialysis catheter according to claim 1, wherein: a plurality of elastic metal wires used for increasing the clamping force are uniformly distributed in the same axial direction in the clamping sleeve.
3. The adjustable clamping mechanism for fixing the ear-hung dialysis catheter according to claim 1, wherein: the clamping surface of the clamping sleeve is provided with a rubber layer for increasing friction force.
4. The adjustable clamping mechanism for fixing the ear-hung dialysis catheter according to claim 1, wherein: and an opening end on the side surface of the clamping sleeve is fixedly connected with an easy-to-pull strip which is convenient to break.
5. The adjustable clamping mechanism for fixing the ear-hung dialysis catheter according to claim 1, wherein: the length of the T-shaped groove of the supporting strip is smaller than that of the supporting strip.
6. The adjustable clamping mechanism for fixing the ear-hung dialysis catheter according to claim 1, wherein: the locking limiting mechanism is arranged on the left side face of the C-shaped hanging lug support, the cylindrical sleeve is connected with a limiting ball used for limiting in a sliding mode inside the cylindrical sleeve, the supporting bar is provided with a limiting groove used for matching the limiting ball, and the cylindrical sleeve is connected with the limiting ball through a pressure spring in an elastic mode.
7. The adjustable clamping mechanism for fixing the ear-hung dialysis catheter according to claim 6, wherein: the limiting ball is connected with the pressing plate through an ejector rod, and the ejector rod penetrates through the cylindrical sleeve and the C-shaped hanger bracket.
8. The adjustable clamping mechanism for fixing the ear-hung dialysis catheter according to claim 7, wherein: the pressing plate is made of medical silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121548530.1U CN215780847U (en) | 2021-07-08 | 2021-07-08 | Adjustable clamping mechanism for fixing ear-hanging type dialysis catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121548530.1U CN215780847U (en) | 2021-07-08 | 2021-07-08 | Adjustable clamping mechanism for fixing ear-hanging type dialysis catheter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215780847U true CN215780847U (en) | 2022-02-11 |
Family
ID=80181039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121548530.1U Active CN215780847U (en) | 2021-07-08 | 2021-07-08 | Adjustable clamping mechanism for fixing ear-hanging type dialysis catheter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215780847U (en) |
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2021
- 2021-07-08 CN CN202121548530.1U patent/CN215780847U/en active Active
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