CN213551972U

CN213551972U - Clinical sampling device that uses of department of neurology

Info

Publication number: CN213551972U
Application number: CN202020880127.8U
Authority: CN
Inventors: 关猛
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-23
Filing date: 2020-05-23
Publication date: 2021-06-29
Anticipated expiration: 2030-05-23

Abstract

The utility model relates to the technical field of medical equipment, concretely relates to clinical sampling device that uses of department of neurology, including the extractor, positioning mechanism has been cup jointed in the bottom activity of extractor, and positioning mechanism's outside slip joint has stop gear, and positioning mechanism includes positioning disk and locating lever, and the bottom fixedly connected with locating lever of angles such as four of positioning disk, the surface cover of locating lever have the rubber layer, and four locating levers all move about the joint inside positioning mechanism, and the top movable mounting of positioning disk has fixed unit. The utility model discloses in, adsorb the approximate position at the fixed stop gear of patient's back through the sucking disc, the rethread removes fixed establishment to the accurate position of required extraction body fluid, by tightly deciding the fixed gag lever post of unit to fixed spacing dish has solved the problem that conventional extractor gets the poor stability of liquid underinjection, and is more reliable and more stable when making to get liquid, and the controllability is stronger, can effectively reduce medical personnel's the operation degree of difficulty.

Description

Clinical sampling device that uses of department of neurology

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to clinical sampling device that uses of department of neurology.

Background

The neurology department mainly treats cerebrovascular diseases (cerebral infarction and cerebral hemorrhage), migraine, brain inflammatory diseases (encephalitis and meningitis), myelitis, epilepsy, dementia, metabolic diseases, genetic predisposition diseases, trigeminal neuralgia, sciatic neuropathy, peripheral neuropathy, myasthenia gravis and the like, and simultaneously treats functional diseases such as neurasthenia, insomnia and the like in a way of intersecting with the psychology department.

Before the treatment is carried out in the department of neurology field often need the doctor to carry out clinical sampling and the censorship of bodily fluids such as spinal fluid, brain marrow liquid to the patient, but the bodily fluid sampling device that adopts at present all adopts conventional extractor, and the liquid is got to conventional extractor and the stability of inserting the needle is poor, during the extraction, need take a sample with the pjncture needle puncture, and the doctor's extraction position is not well controlled and arouses the patient discomfort easily.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical problem, the utility model aims to provide a clinical sampling device that uses of department of neurology adsorbs the general position at the fixed stop gear of patient's back through the sucking disc, and rethread removes fixed establishment to the accurate position of required extraction body fluid, by the fixed gag lever post of tight definite unit to fixed spacing dish has solved the problem that conventional extractor gets liquid and has inserted the poor stability, and is more reliable and more stable when making to get liquid.

The purpose of the utility model can be realized by the following technical scheme:

a clinical sampling device for neurology comprises an extractor, wherein a positioning mechanism is movably sleeved at the bottom of the extractor, a limiting mechanism is slidably clamped outside the positioning mechanism, the positioning mechanism comprises a positioning disc and positioning rods, the positioning disc is made of transparent plastic, a through hole is formed in the center of the positioning disc, the bottom of the extractor is slidably clamped in the through hole, four positioning rods with equal angles are fixedly connected to the bottom of the positioning disc, a rubber layer covers the outer surfaces of the positioning rods, the four positioning rods are movably clamped in the positioning mechanism, and a fixing unit is movably mounted at the top of the positioning disc;

the limiting mechanism comprises a first ring, a second ring and a fastening unit, the second ring is arranged below the first ring, the first ring and the second ring are made of flexible plastic materials, a positioning rod is movably clamped between the first ring and the second ring, the fastening unit is fixedly connected to the outer side walls of the first ring and the second ring, four fastening units are distributed on the circumference of the fastening unit, the fastening unit comprises a first connecting block, a second connecting block and a fastening handle, the first connecting block and the second connecting block are respectively and fixedly connected to the outer side walls of the first ring and the second ring, a fastening column is movably mounted between the first connecting block and the second connecting block, the bottom of the fastening column is fixedly connected with the second connecting block, the top of the fastening column penetrates through the first connecting block, and a reset spring is fixedly connected between the first connecting block and the second connecting block, and tight column location is in reset spring's centre, it offers porosely to decide the top that the column location is in first connecting block tightly, and the place rotation in tight column hole decides the handle tightly, the one end fixed mounting who decides the adjacent tight column of handle tightly has tight piece tightly, the bottom surface fixed mounting of second ring has a plurality of sucking discs.

Further, the method comprises the following steps: the fixed unit includes first circular arc and second circular arc, first circular arc and second circular arc are the plastics material that has elasticity, the one end of first circular arc is seted up flutedly, and the lug has been seted up to the one end of second circular arc, and the lug rotates the joint inside the recess, and the crossing center department of lug and recess rotates the interlude and have a pivot, the bottom and the positioning disk fixed connection of pivot, one side fixed mounting that the pivot was kept away from to first circular arc and second circular arc has the buckle, the equal movable mounting of inner wall of first circular arc and second circular arc has fixed inner ring, fixed inner ring position software rubber material, and two fixed inner rings by No. two reset spring respectively with first circular arc and second circular arc inner wall fixed connection.

Further, the method comprises the following steps: the length of locating lever is the length between two adjacent tight set units, and a tip fixed mounting that the locating lever kept away from the positioning disk has circular port.

Further, the method comprises the following steps: the elastic force of the first return spring in a natural state is larger than the gravity of the first circular ring.

Further, the method comprises the following steps: the inner diameters of the first arc and the second arc in a closed state are larger than the outer diameter of the extractor, and the inner diameters of the circumferences of the two fixed inner rings are smaller than the outer diameter of the extractor.

Further, the method comprises the following steps: the tight fixed block is vertically installed with the tight fixed handle, the bottom of the tight fixed block is fixedly connected with a protruding block parallel to the tight fixed handle, and the connecting part of the protruding block and the tight fixed block is provided with a chamfer.

The utility model has the advantages that:

adsorb the general position at the fixed stop gear of patient's back through the sucking disc, the rethread removes fixed establishment to the accurate position of required extraction body fluid, by tightly deciding the fixed gag lever post of unit to fixed spacing dish has solved the problem that conventional extractor gets the poor stability of liquid needle down, when the liquid is got in the puncture, through fixed unit centre gripping extractor with angle of stabilization, it is more reliable and more stable when making to get the liquid, and controllability is stronger, can effectively reduce medical personnel's the operation degree of difficulty.

Drawings

The present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of a middle position-limiting mechanism of the present invention;

FIG. 3 is a schematic structural view of the fastening unit of the present invention;

FIG. 4 is a schematic structural view of the middle positioning mechanism of the present invention;

fig. 5 is a schematic structural diagram of the middle fixing unit of the present invention.

In the figure: 100. an extractor; 200. a limiting mechanism; 210. a first circular ring; 220. a second circular ring; 230. a tightening unit; 231. a first connection block; 232. a second connecting block; 233. fastening the column; 234. a first return spring; 235. tightening the handle; 236. a fastening block; 240. a suction cup; 300. a positioning mechanism; 310. positioning a plate; 320. positioning a rod; 330. a fixing unit; 331. a first arc; 332. a second arc; 333. a rotating shaft; 334. and fixing the inner ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, a clinical sampling device for neurology comprises an extractor 100, a positioning mechanism 300 is movably sleeved at the bottom of the extractor 100, a limiting mechanism 200 is slidably clamped at the outside of the positioning mechanism 300, the positioning mechanism 300 comprises a positioning disc 310 and positioning rods 320, the positioning disc 310 is made of transparent plastic material and is convenient for observing the liquid volume of the extractor 100 during extraction, a through hole is formed in the center of the positioning disc 310, the bottom of the extractor 100 is slidably clamped in the through hole, four positioning rods 320 with equal angles are fixedly connected to the bottom of the positioning disc 310, a rubber layer covers the outer surfaces of the positioning rods 320 and is convenient for increasing friction force, so that the positioning rods 320 are more stable when being clamped, the four positioning rods 320 are movably clamped inside the positioning mechanism 300, and a fixing unit 330 is movably installed at the top of the positioning disc 310; the limiting mechanism 200 comprises a first ring 210, a second ring 220 and a fastening unit 230, wherein the second ring 220 is arranged below the first ring 210, the first ring 210 and the second ring 220 are both made of flexible plastic materials, which is convenient for fixing a positioning rod 320, the positioning rod 320 is movably clamped between the first ring 210 and the second ring 220, the outer side walls of the first ring 210 and the second ring 220 are fixedly connected with the fastening unit 230, four fastening units 230 are distributed on the circumference of the fastening unit 230, the fastening unit 230 comprises a first connecting block 231, a second connecting block 232 and a fastening handle 235, the first connecting block 231 and the second connecting block 232 are respectively and fixedly connected with the outer side walls of the first ring 210 and the second ring 220, a fastening column 233 is movably arranged between the first connecting block 231 and the second connecting block 232, the bottom of the fastening column 233 is fixedly connected with the second connecting block 232, the top of the fastening column 233 penetrates through the first connecting block 231, and a first return spring 234 is fixedly connected between the first connecting block 231 and the second connecting block 232, the tightening post 233 is positioned in the middle of the first return spring 234, a hole is formed above the tightening post 233 positioned on the first connecting block 231, a tightening handle 235 is rotatably connected to the position of the tightening post 233, a tightening block 236 is fixedly mounted at one end of the tightening handle 235 adjacent to the tightening post 233, and a plurality of suckers 240 are fixedly mounted on the bottom surface of the second ring 220.

The fixing unit 330 includes a first arc 331 and a second arc 332, one end of the first arc 331 is provided with a groove, one end of the second arc 332 is provided with a convex block, the convex block is rotatably clamped inside the groove, a rotating shaft 333 is rotatably inserted in the center of the intersection of the convex block and the groove, the bottom of the rotating shaft 333 is fixedly connected with the positioning disc 310, one sides of the first arc 331 and the second arc 332 far away from the rotating shaft 333 are fixedly provided with a buckle, the first arc 331 and the second arc 332 are both made of elastic plastic materials, the second arc 332 is pressed to facilitate clamping and separation of the buckle, the inner walls of the first arc 331 and the second arc 332 are both movably provided with a fixed inner ring 334, the fixed inner ring 334 is made of soft rubber materials, the two fixed inner rings 334 are respectively fixedly connected with the inner walls of the first arc 331 and the second arc 332 through a second return spring, and the inner diameter of the first arc 331 and the second arc 332 in a closed state is larger than the outer, the inside diameter of the circumference of the two fixed inner rings 334 is smaller than the outside diameter of the extractor 100, the length of the positioning rod 320 is the length between two adjacent fastening units 230, a circular port is fixedly installed at one end part of the positioning rod 320 far away from the positioning disc 310, the elastic force of the first return spring 234 in the natural state is larger than the gravity of the first ring 210, the first return spring 234 jacks up the first ring 210 through the elastic force when the fastening units 230 are in the idle state, the fastening block 236 is perpendicularly installed with the fastening handle 235, the bottom of the fastening block 236 is fixedly connected with a protruding block parallel to the fastening handle 235, the fastening handle 235 is convenient to stabilize under the working state of the fastening unit 230, a chamfer is formed at the connecting part of the protruding block and the fastening block 236, and the fastening handle 235 is convenient to rotate.

The suction cups 240 are provided with twelve suction cups and are equally angularly distributed on the bottom surface of the second ring 220, so as to be conveniently adsorbed on the back of the patient, thereby fixing the whole device.

The working principle is as follows: in use, the device is placed at the approximate position where a patient needs to extract bone marrow, the suction cup 240 is attached to the back of the patient, the device is fixed, the tightening handle 235 is rotated to make the tightening handle 235 perpendicular to the first ring 210, the first ring 210 moves upwards under the elastic force of the first return spring 234, the height is limited by the hole at the top of the tightening column 233, the positioning rod 320 slides between the first ring 210 and the second ring 220 to move the positioning mechanism 300 to the correct position, the tightening handle 235 is rotated to make the end of the tightening handle 235 located in the first ring 210, the tightening block 236 is perpendicular to the top surface of the first ring 210, the first ring 210 descends and clamps the positioning rod 320 with the second ring 220, the positioning mechanism 300 is fixed, the extractor 100 is inserted from above the positioning plate 310, the first arc 331 and the second arc 332 clamp the extractor 100 after the spine of the patient is pierced, and is secured by a snap fit to fix the position of the extractor 100 for extracting bone marrow of a patient.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is illustrative and explanatory only, and various modifications, additions and substitutions as described for the specific embodiments described herein may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.

Claims

1. The sampling device for the clinical neurology department comprises an extractor (100) and is characterized in that a positioning mechanism (300) is movably sleeved at the bottom of the extractor (100), a limiting mechanism (200) is slidably clamped outside the positioning mechanism (300), the positioning mechanism (300) comprises a positioning disc (310) and positioning rods (320), a through hole is formed in the center of the positioning disc (310), the bottom of the extractor (100) is slidably clamped in the through hole, the bottom of the positioning disc (310) is fixedly connected with four positioning rods (320) with equal angles, the four positioning rods (320) are movably clamped in the positioning mechanism (300), and a fixing unit (330) is movably mounted at the top of the positioning disc (310);

the limiting mechanism (200) comprises a first ring (210), a second ring (220) and a fastening unit (230), wherein the second ring (220) is arranged below the first ring (210), the positioning rod (320) is movably clamped between the first ring (210) and the second ring (220), the fastening unit (230) is fixedly connected to the outer side walls of the first ring (210) and the second ring (220), four fastening units (230) are distributed on the circumference of each fastening unit (230), each fastening unit (230) comprises a first connecting block (231), a second connecting block (232) and a fastening handle (235), the first connecting block (231) and the second connecting block (232) are respectively and fixedly connected to the outer side walls of the first ring (210) and the second ring (220), a fastening column (233) is movably mounted between the first connecting block (231) and the second connecting block (232), and the bottom of the fastening column (233) is fixedly connected with the second connecting block (232), the top of tight column (233) runs through first connecting block (231), and fixedly connected with reset spring (234) between first connecting block (231) and second connecting block (232), and tightly decides the centre that column (233) is located reset spring (234), it is porose that tight column (233) are located the top of first connecting block (231) to decide, and the place in tight column (233) hole is located to rotate and is connected with tight handle (235), the one end fixed mounting who tightly decides adjacent tight column (233) of handle (235) has tight piece (236), the bottom surface fixed mounting of second ring (220) has a plurality of sucking discs (240).

2. The clinical sampling device for neurology department of claim 1, the fixing unit (330) comprises a first circular arc (331) and a second circular arc (332), one end of the first arc (331) is provided with a groove, one end of the second arc (332) is provided with a convex block, the convex block is rotationally clamped in the groove, a rotating shaft (333) is rotatably inserted in the center of the intersection of the convex block and the groove, the bottom of the rotating shaft (333) is fixedly connected with the positioning disc (310), a buckle is fixedly arranged on one side of the first arc (331) and the second arc (332) far away from the rotating shaft (333), the inner walls of the first arc (331) and the second arc (332) are both movably provided with a fixed inner ring (334), and the two fixed inner rings (334) are respectively and fixedly connected with the inner walls of the first circular arc (331) and the second circular arc (332) through second return springs.

3. The clinical sampling device of claim 1, wherein the length of the positioning rod (320) is the length between two adjacent fastening units (230), and a circular port is fixedly installed at one end of the positioning rod (320) far away from the positioning disc (310).

4. The neurological clinical sampling device of claim 1, wherein the natural state spring force of the first return spring (234) is greater than the gravity force of the first ring (210).

5. The clinical sampling device for department of neurology as set forth in claim 2, wherein the first circular arc (331) and the second circular arc (332) have an inner diameter larger than the outer diameter of the extractor (100) in the closed state, and the two inner fixed rings (334) have an inner diameter smaller than the outer diameter of the extractor (100).

6. The clinical sampling device of department of neurology of claim 1, wherein the fastening block (236) is vertically installed with the fastening handle (235), and the bottom of the fastening block (236) is fixedly connected with a protruding block parallel to the fastening handle (235), and the connecting part of the protruding block and the fastening block (236) is chamfered.