CN220833071U - Cerebrospinal fluid extraction device for medical treatment - Google Patents
Cerebrospinal fluid extraction device for medical treatment Download PDFInfo
- Publication number
- CN220833071U CN220833071U CN202322165600.0U CN202322165600U CN220833071U CN 220833071 U CN220833071 U CN 220833071U CN 202322165600 U CN202322165600 U CN 202322165600U CN 220833071 U CN220833071 U CN 220833071U
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- Prior art keywords
- fixedly connected
- cerebrospinal fluid
- extraction device
- fluid extraction
- tube
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- 210000001175 cerebrospinal fluid Anatomy 0.000 title claims abstract description 26
- 238000000605 extraction Methods 0.000 title claims abstract description 21
- 238000005070 sampling Methods 0.000 claims abstract description 40
- 239000012790 adhesive layer Substances 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 5
- 239000004831 Hot glue Substances 0.000 claims description 4
- 230000008602 contraction Effects 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 4
- 239000002344 surface layer Substances 0.000 description 3
- 229920000297 Rayon Polymers 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The utility model discloses a cerebrospinal fluid extraction device for medical treatment, which belongs to the technical field of medical appliances and comprises a sampling tube, and is characterized in that a piston is arranged in the sampling tube, an exhaust tube is arranged at the bottom of the piston, a rebound mechanism is arranged on one side of the exhaust tube, a connecting tube is fixedly connected to the top of the sampling tube, a flow regulator is arranged on the connecting tube, a fixing rod is fixedly connected to one side of the connecting tube, a fixing mechanism is arranged in the fixing rod, the fixing mechanism comprises a magic female paste, a spiral spring, a rotating wheel, a fixing belt and a magic sub-paste, the spiral spring is fixed by the rotating wheel through the arrangement of the magic female paste, the spiral spring, the rotating wheel, the fixing belt and the magic sub-paste, the spiral spring is driven by the contraction of the spiral spring, and the fixing belt is fixed by the magic sub-paste and the magic female paste, so that the practicability of the cerebrospinal fluid extraction device for medical treatment is improved.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a cerebrospinal fluid extraction device for medical treatment.
Background
In the published patent with the bulletin number of CN203290279U, the utility model relates to a cerebrospinal fluid extractor for neurology, which comprises a sampling tube, wherein a liquid inlet tube is fixedly arranged at the middle position of the top end of the sampling tube in a penetrating way, the other end of the liquid inlet tube is fixedly connected with a connecting tube, the other end of the connecting tube is fixedly connected with a puncture needle connecting piece, the other end of the puncture needle connecting piece is fixedly connected with a puncture needle, an exhaust tube is fixedly arranged at the middle position of the bottom end of the sampling tube in a penetrating way, a plurality of loop bars are fixedly arranged at the bottom end annular array of the sampling tube, sliding grooves are formed in the loop bars, a piston is arranged in the sampling tube in a sliding way, a plurality of sliding bars are fixedly arranged at the bottom end annular array of the piston, scale marks are fixedly arranged on the outer wall of the sampling tube, and a valve is fixedly arranged on the liquid inlet tube.
The above device is when practicing, and the pjncture needle can appear droing when the patient is moved about, and current one kind is used for medical treatment to use cerebrospinal fluid extraction device, is difficult to fix the pjncture needle when the patient moves about, leads to the pjncture needle to drop, places repeatedly to cause the patient to infect.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a cerebrospinal fluid extraction device for medical treatment, overcomes the defects of the prior art and aims at solving the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a be used for cerebrospinal fluid extraction device for medical treatment, includes the sampling pipe, the inside of sampling pipe is equipped with the piston, the bottom of piston is equipped with the exhaust tube, one side of exhaust tube is equipped with the rebound mechanism, the top fixedly connected with connecting pipe of sampling pipe, be equipped with flow regulator on the connecting pipe, one side fixedly connected with dead lever of connecting pipe, the inside of dead lever is equipped with fixed establishment, fixed establishment includes the runner, runner and dead lever fixed connection, the outside fixedly connected with spiral clockwork of runner, one side fixedly connected with fixed band of spiral clockwork, the lower fixed surface of fixed band one side is connected with the female subsides of magic, the fixed band is kept away from the female upper surface fixedly connected with magic sub-subsides of subsides one side of magic subsides, one side of connecting pipe is equipped with the pjncture needle, one side of dead lever is equipped with the sucking disc.
As a preferable technical scheme of the utility model, scale marks are fixedly arranged on the outer wall of the sampling tube.
Through adopting above-mentioned technical scheme, through fixedly being equipped with the scale mark on the outer wall of sampling tube, can observe the cerebrospinal fluid liquid level in the sampling tube better.
As a preferable technical scheme of the utility model, the inner surface of the sucker is provided with an adhesive layer matched with the shape of the sucker, and the adhesive layer is a biological hot melt adhesive.
Through adopting above-mentioned technical scheme, through be provided with on the internal surface of sucking disc with sucking disc shape assorted viscose layer, the viscose layer is biological hot melt adhesive, can fix sucking disc and patient better.
As a preferable technical scheme of the utility model, the rebound mechanism comprises a loop bar, the loop bar is fixedly connected with the sampling tube, a chute is arranged in the loop bar, a spring is fixedly connected with the bottom of the chute, a fixed block is fixedly connected with the top of the spring, and a sliding bar is arranged at the top of the fixed block.
Through adopting above-mentioned technical scheme, through the inside spout fixed spring of loop bar, by the fixed block of spring again, by the fixed slide bar of fixed block again, by the fixed piston of slide bar again, can rebound to the piston better.
As a preferable technical scheme of the utility model, a plurality of massage balls are uniformly arranged on the inner surface of the sucker.
Through adopting above-mentioned technical scheme, evenly be provided with a plurality of massage ball on the internal surface through the sucking disc, can increase the frictional force between sucking disc and patient better, massage the affected part of patient simultaneously.
As a preferable technical scheme of the utility model, a sealing ring is fixedly arranged at the joint of the sliding rod and the sampling tube.
By adopting the technical scheme, the sealing ring is fixedly arranged at the joint of the sliding rod and the sampling tube, so that the joint of the sliding rod and the sampling tube can be better sealed.
The utility model has the beneficial effects that:
The utility model relates to a cerebrospinal fluid extraction device for medical treatment, which is characterized in that a magic mother patch, a scroll spring, a rotating wheel, a fixing belt and a magic child patch are arranged, the scroll spring is fixed by the rotating wheel, the fixing belt is driven by the contraction of the scroll spring, and the fixing belt is fixed by the magic child patch and the magic mother patch, so that the problem that a puncture needle is difficult to fix when a patient moves in a turbulent manner when the cerebrospinal fluid extraction device for medical treatment is avoided, and the practicability of the cerebrospinal fluid extraction device for medical treatment is improved.
The utility model relates to a cerebrospinal fluid extraction device for medical treatment, which is characterized in that a sucking disc is arranged, after a puncture needle punctures, the sucking disc is adsorbed on the skin surface layer of a patient, so that the air pressure between the sucking disc and the skin is smaller than the external atmospheric pressure, and the sucking disc is tightly attached to the puncture part of the patient, so that the puncture needle can be tightly attached to the skin surface layer of the patient
Fix at patient puncture position, avoided being used for the cerebrospinal fluid extraction device for medical treatment, be difficult to the problem of fixed to the pjncture needle when patient moves about, improved the practicality of the cerebrospinal fluid extraction device for medical treatment.
Drawings
FIG. 1 is a schematic diagram of the front structure of the present utility model;
FIG. 2 is a cross-sectional view of the present utility model;
FIG. 3 is an enlarged schematic view of the structure A of FIG. 2 according to the present utility model;
fig. 4 is an enlarged schematic view of the structure at B of fig. 2 according to the present utility model.
In the figure: 1. a sampling tube; 2. a connecting pipe; 3. a flow regulator; 4. a fixing mechanism; 41. magic mother plaster; 42. spiral spring; 43. a rotating wheel; 44. a fixing belt; 45. magic tape; 5. a fixed rod; 6. a rebound mechanism; 61. a slide bar; 62. a chute; 63. a fixed block; 64. a loop bar; 65. a spring; 7. an exhaust pipe; 8. a piston; 9. a puncture needle; 10. and a sucking disc.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
Referring to fig. 1, a cerebrospinal fluid extraction device for medical use comprises a sampling tube 1, wherein scale marks are fixedly arranged on the outer wall of the sampling tube 1, and the cerebrospinal fluid level in the sampling tube 1 can be better observed through the scale marks fixedly arranged on the outer wall of the sampling tube 1.
Referring to fig. 1-3, a piston 8 is disposed in the sampling tube 1, an exhaust tube 7 is disposed at the bottom of the piston 8, a rebound mechanism 6 is disposed on one side of the exhaust tube 7, the rebound mechanism 6 includes a sleeve rod 64, the sleeve rod 64 is fixedly connected with the sampling tube 1, a sliding groove 62 is disposed in the sleeve rod 64, a spring 65 is fixedly connected to the bottom of the sliding groove 62, a fixing block 63 is fixedly connected to the top of the spring 65, a sliding rod 61 is disposed at the top of the fixing block 63, the spring 65 is fixed through the sliding groove 62 in the sleeve rod 64, the fixing block 63 is fixed through the spring 65, the sliding rod 61 is fixed through the fixing block 63, and the piston 8 is fixed through the sliding rod 61, so that rebound can be better performed on the piston 8.
Referring to fig. 1-3, a sealing ring is fixedly arranged at the joint of the sliding rod 61 and the sampling tube 1, and the sealing ring is fixedly arranged at the joint of the sliding rod 10 and the sampling tube 1, so that the joint of the sliding rod 61 and the sampling tube 1 can be better sealed.
Referring to fig. 1-2, a connecting pipe 2 is fixedly connected to the top of a sampling pipe 1, a flow regulator 3 is arranged on the connecting pipe 2, a fixing rod 5 is fixedly connected to one side of the connecting pipe 2, a fixing mechanism 4 is arranged in the fixing rod 5, the fixing mechanism 4 comprises a rotating wheel 43, the rotating wheel 43 is fixedly connected with the fixing rod 5, a spiral spring 42 is fixedly connected to the outer part of the rotating wheel 43, a fixing belt 44 is fixedly connected to one side of the spiral spring 42, a magic tape 41 is fixedly connected to the upper surface of one side of the fixing belt 44, a magic sub-adhesive 45 is fixedly connected to the lower surface of one side of the fixing belt 44, which is far away from the magic tape 41, a puncture needle 9 is arranged on one side of the connecting pipe 2, a sucker 10 is arranged on one side of the fixing rod 5, an adhesive layer matched with the shape of the sucker 10 is arranged on the inner surface of the sucker 10, the adhesive layer is a biological hot melt adhesive, and the adhesive layer matched with the shape of the sucker 10 is arranged on the inner surface of the sucker, and the sucker 10 can be better fixed with a patient.
Referring to fig. 2, a plurality of massage balls are uniformly arranged on the inner surface of the suction cup 10, and the friction force between the suction cup 10 and a patient can be better increased by uniformly arranging a plurality of massage balls on the inner surface of the suction cup 10, and meanwhile, the affected part of the patient is massaged.
Working principle: the puncture needle 9 is punctured into a human body, the suction cup 10 is attached to the human body, the suction cup is tightly adsorbed on the skin surface layer of a patient, the air pressure between the suction cup and the skin is smaller than the external atmospheric pressure, the puncture needle 9 is fixed, the rotating wheel 43 is fixed by the fixing rod 5, the spiral spring 42 is fixed by the rotating wheel 43, the fixing belt 44 is fixed by the spiral spring 42, the fixing belt 44 is fixed by the magic sub-paste 45 and the magic mother paste 41, the flow speed is regulated by the flow regulator 3, when cerebrospinal fluid is extracted, the suction tube 7 is connected to the vacuum pump, the inside of the sampling tube 1 is pumped to the negative pressure by the vacuum pump, the piston 8 pushes the slide rod 61 to move, the fixing block 63 is driven when the slide rod 61 moves downwards, the fixing block 63 compresses the spring 65, when the sampling is required to be taken out, the suction tube 7 is taken down, after the air pressure in the sampling tube 1 is recovered to be normal, the cerebrospinal fluid in the sampling tube 1 is discharged by the piston 8 under the pushing of the spring 65.
The foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The utility model provides a be used for cerebrospinal fluid extraction device for medical treatment, includes sampling pipe (1), its characterized in that, the inside of sampling pipe (1) is equipped with piston (8), the bottom of piston (8) is equipped with exhaust tube (7), one side of exhaust tube (7) is equipped with rebound mechanism (6), the top fixedly connected with connecting pipe (2) of sampling pipe (1), be equipped with flow regulator (3) on connecting pipe (2), one side fixedly connected with dead lever (5) of connecting pipe (2), the inside of dead lever (5) is equipped with fixed establishment (4), fixed establishment (4) include runner (43), runner (43) and dead lever (5) fixed connection, the outside fixedly connected with spiral spring (42) of runner (43), one side fixedly connected with fixed band (44) of spiral spring (42), the lower surface fixedly connected with magic female subsides (41) of fixed band (44) one side, the last surface fixedly connected with sub-mount (45) of magic female subsides (41) one side are kept away from to fixed band (44), one side of puncture needle (9) are equipped with sucking disc (10).
2. The cerebrospinal fluid extraction device for medical use according to claim 1, wherein the outer wall of said sampling tube (1) is fixedly provided with graduation marks.
3. The cerebrospinal fluid extraction device for medical use according to claim 1, wherein said suction cup (10) is provided on its inner surface with an adhesive layer matching the shape of the suction cup, said adhesive layer being a bio-hotmelt adhesive.
4. The cerebrospinal fluid extraction device for medical use according to claim 1, wherein said rebound mechanism (6) comprises a loop bar (64), said loop bar (64) is fixedly connected with the sampling tube (1), a chute (62) is provided in the interior of said loop bar (64), a spring (65) is fixedly connected to the bottom of said chute (62), a fixing block (63) is fixedly connected to the top of said spring (65), and a slide bar (61) is provided on the top of said fixing block (63).
5. A cerebrospinal fluid extraction device for medical use according to claim 1, wherein said suction cup (10) is provided with a plurality of massaging balls uniformly on its inner surface.
6. A cerebrospinal fluid extraction device according to claim 1, wherein a sealing ring is fixedly arranged at the junction of the slide bar (61) and the sampling tube (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322165600.0U CN220833071U (en) | 2023-08-13 | 2023-08-13 | Cerebrospinal fluid extraction device for medical treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322165600.0U CN220833071U (en) | 2023-08-13 | 2023-08-13 | Cerebrospinal fluid extraction device for medical treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220833071U true CN220833071U (en) | 2024-04-26 |
Family
ID=90748129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322165600.0U Active CN220833071U (en) | 2023-08-13 | 2023-08-13 | Cerebrospinal fluid extraction device for medical treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220833071U (en) |
-
2023
- 2023-08-13 CN CN202322165600.0U patent/CN220833071U/en active Active
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