CN217313520U - Platelet-rich plasma extraction device - Google Patents

Abstract

The utility model relates to the technical field of medical equipment is put, and disclose rich platelet plasma extraction element, which comprises a housin, the bottom fixedly connected with base of casing. This rich platelet plasma extraction element, possess the advantage such as stability height, the block of gathering the pipe needs to be uncovered by bare hand when rich platelet plasma draws has been solved, but it is very tight to gather the often lock of pipe in the transportation, it needs to use great strength to lead to uncovering the cap by bare hand, it rocks to lead to gathering the inside plasma of separating easily, current rich platelet plasma draws and mostly holds to gather the pipe and draw rich platelet plasma simultaneously, can unconscious shake when the hand is not contacted with the external world, also can drive the plasma of gathering the inside separation of pipe and rock, the rocking of gathering the pipe leads to the plasma of inside layering good easily muddy, increase the degree of difficulty of drawing rich platelet plasma, stability is relatively poor, and the problem of being not convenient for use.

Description

Platelet-rich plasma extraction device

Technical Field

The utility model relates to the technical field of medical equipment, specifically be rich platelet plasma extraction element.

Background

Platelet rich plasma is plasma rich in platelets at high concentration obtained by centrifuging whole blood of animals or humans, and becomes a gel after thrombin is added thereto, and is therefore also called platelet rich gel or platelet rich leukocyte gel (PLG). PRP contains a large number of growth factors such as platelet-derived growth factor (PDGF), transforming growth factor beta (TGF- β), insulin-like growth factor 1 (IGF-1), and the like.

Need bare-handed uncovering the block of gathering the pipe when rich platelet plasma draws, but it is very tight that the cap is often buckled in gathering pipe transportation process, it needs to use great strength to lead to bare-handed uncovering the cap, it rocks to lead to the inside plasma that separates of gathering easily, current rich platelet plasma draws mostly to hold the pipe of gathering and draws rich platelet plasma simultaneously, can unconscious shake when the hand does not contact with the external world, also can drive the inside plasma that separates of gathering and rock, the rocking of gathering the pipe leads to the inside plasma muddy that the layering is good easily, increase the degree of difficulty of drawing rich platelet plasma, the cell condition of living of plasma in the pipe is influenced easily to the temperature of palm simultaneously, stability is relatively poor, and be not convenient for use, so propose rich platelet plasma extraction device and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a platelet rich plasma extraction device, which has the advantages of high stability and the like, solves the problem that the cap of a collection tube needs to be uncovered by hands when extracting platelet rich plasma, however, the caps are often tightly fastened in the transportation process of the collection tube, so that the caps need to be opened by hands with large force, separated plasma in the collection tube is easy to shake, meanwhile, most of the existing platelet rich plasma extraction methods are that a collecting tube is held by hand to extract the platelet rich plasma, the hands can shake unconsciously when not contacting with the outside, and can also drive the separated plasma in the collection tube to shake, the shaking of the collection tube can easily cause the plasma with well layered inside to be turbid, the difficulty of extracting platelet-rich plasma is increased, meanwhile, the temperature of the palm easily influences the survival condition of the cells collecting the plasma in the tube, so that the stability is poor and the use is inconvenient.

(II) technical scheme

The utility model provides an above-mentioned technical problem's technical scheme as follows: platelet-rich plasma extraction element, which comprises a housin, the bottom fixedly connected with base of casing, the inside of casing is equipped with one end and passes the casing and extend to the inside transmission of base, the inside of casing is equipped with quantity and just is the elevating gear of bilateral symmetry distribution, two elevating gear's bottom all with transmission's top fixed connection, two elevating gear's top fixedly connected with is same and be located the arm-lift of casing top, the top swing joint of arm-lift has one end to pass the arm-lift and extends to the inside collection pipe of casing, the inside fixedly connected with quantity of casing is two and just is located the collection pipe left and right sides respectively and the clamping device of contact with the collection pipe left and right sides, two clamping device is located between two elevating gear.

The utility model has the advantages that: the collecting pipe is vertically inserted into the shell through the lifting plate, the clamping device is started to fix the collecting pipe, the transmission device is started again, the lifting device is driven to lift through the transmission device, the lifting plate is driven to lift upwards through the lifting device, the lifting plate is enabled to be vertically and stably uncovered, the cap of the collecting pipe is removed by hands, the lifting device is driven to descend through the transmission device, the lifting plate is driven to move downwards through the lifting device, the opened collecting pipe is exposed, and an external collecting needle is used for inserting into the collecting pipe for collecting.

The platelet-rich plasma extraction device has the advantage of high stability.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, the front of casing is seted up and is located the positive observation window of gathering the pipe, the inside fixedly connected with of casing is located the spacing ring of gathering the tub outside, the spacing ring is the U type setting, and is silica gel, the outside of casing is the fillet setting, the base is trapezoidal setting and bottom fixedly connected with rubber pad.

Adopt the beneficial effect of above-mentioned further scheme to be convenient for see through the liquid level condition of observing in the collection pipe between the casing.

Further, transmission includes motor and steady axle, the inside fixed connection of motor and casing just is located elevating gear's below, the output end fixedly connected with of motor is located the casing bottom and rotates the first gear of being connected, two with the casing bottom stabilize the axle and be connected and top and two elevating gear's bottom fixed connection, left side with the inside of casing rotate the outside fixedly connected with of steady axle be located the casing below and with first gear outside engaged with second gear, two the equal fixedly connected with in bottom of steady axle is located the band pulley of second gear below, two the outside transmission of band pulley is connected with same belt.

Adopt above-mentioned further scheme's beneficial effect be, the belt drive noise is little and transmit steadily.

Further, elevating gear includes the lead screw, the lead screw with the top fixed connection of stabilizing shaft and with the inside rotation of casing be connected, the outside threaded connection of lead screw has the swivel nut, the swivel nut is close to clamping device's one side fixedly connected with go-between, the inside fixedly connected with of go-between be located motor top and one end extend to the casing and with the sleeve pipe of lifter bottom fixed connection, sheathed tube inside sliding connection has bottom and the inside fixed connection's of casing stabilizer bar, sheathed tube outside sliding connection have be located the casing top and with the contact plate of lifter bottom contact, the top fixedly connected with foam-rubber cushion of contact plate, fixedly connected with is same and is located the first spring in the sleeve pipe outside between the bottom of contact plate and the top of casing.

Adopt above-mentioned further scheme's beneficial effect be, the foam-rubber cushion can slow down the impact, reduces vibrations.

Further, the lifting plate comprises a plate body, the top of the plate body is fixedly connected with a clamping ring matched with the outer side of the collecting pipe, the clamping ring is made of rubber, and a clamping groove matched with the outer side of the collecting pipe is formed in the clamping ring.

The beneficial effect who adopts above-mentioned further scheme is that, the draw-in groove is convenient for carry on spacingly to gathering the pipe.

Further, clamping device includes the cylinder, the inside fixed connection of cylinder and casing, the output fixedly connected with of cylinder is located the steadying plate in the collection pipe outside, the outside fixedly connected with of cylinder and the inside fixed connection's of casing stable seat, stable seat is trapezoidal setting, fixedly connected with is located the second spring in the cylinder outside between steadying plate and the cylinder, one side fixedly connected with of steadying plate keep away from the cylinder with the cardboard of collection pipe outside contact, cardboard and collection pipe one side of contacting are arc setting and fixedly connected with rubber pad, the equal fixedly connected with one end in upper and lower both sides of steadying plate extends to the inside sliding ring of casing, two the equal sliding connection in inside of sliding ring has the slide bar with the inside fixed connection of casing.

The beneficial effect who adopts above-mentioned further scheme is that, the stability that the slide bar can improve the stabilizer plate and remove with the sliding ring cooperation.

Drawings

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

FIG. 2 is a schematic view of the appearance structure of the present invention;

FIG. 3 is an enlarged view of the structure at the position A;

fig. 4 is a schematic view of the connection structure between the transmission device and the housing of the present invention.

In the figure: 1. a housing; 2. a base; 3. a transmission device; 301. a motor; 302. a first gear; 303. a stabilizing shaft; 304. a second gear; 305. a pulley; 306. a belt; 4. a lifting device; 401. a lead screw; 402. a threaded sleeve; 403. a connecting ring; 404. a sleeve; 405. a stabilizer bar; 406. a contact plate; 407. a first spring; 5. lifting the plate; 501. a plate body; 502. a snap ring; 6. a collection tube; 7. a clamping device; 701. a cylinder; 702. a stabilizing plate; 703. a stabilizing base; 704. a second spring; 705. clamping a plate; 706. a slip ring; 707. a slide bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the embodiment, the platelet-rich plasma extraction device is shown in fig. 1-4, the utility model discloses a casing 1, the bottom fixedly connected with base 2 of casing 1, the inside of casing 1 is equipped with one end and passes casing 1 and extends to the transmission 3 inside base 2, the inside of casing 1 is equipped with two and be bilateral symmetry distribution's elevating gear 4, the bottom of two elevating gear 4 all is connected with the top fixed of transmission 3, the top fixedly connected with of two elevating gear 4 is the same and be located the arm-lift 5 of casing 1 top, the top swing joint of arm-lift 5 has one end to pass arm-lift 5 and extend to the inside collection pipe 6 of casing 1, the inside fixedly connected with of casing 1 is two and be located respectively the collection pipe 6 left and right sides and with the clamping device 7 of collection pipe 6 left and right sides contact, two clamping device 7 are located between two elevating gear 4;

the front surface of the shell 1 is provided with an observation window positioned on the front surface of the collecting pipe 6, the inside of the shell 1 is fixedly connected with a limiting ring positioned on the outer side of the collecting pipe 6, the limiting ring is arranged in a U shape and is silica gel, the outer side of the shell 1 is arranged in a round angle shape, the base 2 is arranged in a trapezoid shape, and the bottom of the base is fixedly connected with a rubber pad;

the observation window is convenient for observing the liquid level condition in the collection pipe 6 through the space between the shells 1;

the transmission device 3 comprises a motor 301 and stabilizing shafts 303, the motor 301 is fixedly connected with the inside of the shell 1 and is positioned below the lifting devices 4, the output end of the motor 301 is fixedly connected with a first gear 302 which is positioned at the bottom of the shell 1 and is rotatably connected with the bottom of the shell 1, the two stabilizing shafts 303 are rotatably connected with the inside of the shell 1 and the tops of the two stabilizing shafts are fixedly connected with the bottoms of the two lifting devices 4, the outer side of the left stabilizing shaft 303 is fixedly connected with a second gear 304 which is positioned below the shell 1 and is meshed with the outer side of the first gear 302, the bottoms of the two stabilizing shafts 303 are fixedly connected with belt wheels 305 which are positioned below the second gear 304, and the outer sides of the two belt wheels 305 are in transmission connection with the same belt 306;

the belt transmission has low noise and stable transmission;

the lifting device 4 comprises a screw 401, the screw 401 is fixedly connected with the top of the stabilizing shaft 303 and rotatably connected with the inside of the housing 1, a threaded sleeve 402 is screwed to the outer side of the screw 401, a connecting ring 403 is fixedly connected to one side of the threaded sleeve 402 close to the clamping device 7, a sleeve 404 is fixedly connected to the inside of the connecting ring 403, the sleeve 404 is positioned above the motor 301, one end of the sleeve 404 extends onto the housing 1 and is fixedly connected with the bottom of the lifting plate 5, a stabilizing rod 405 is slidably connected to the inside of the sleeve 404, a contact plate 406 is slidably connected to the outside of the sleeve 404, the contact plate 406 is positioned above the housing 1 and is in contact with the bottom of the lifting plate 5, a sponge pad is fixedly connected to the top of the contact plate 406, and a first spring 407 which is the same and is positioned outside the sleeve 404 is fixedly connected between the bottom of the contact plate 406 and the top of the housing 1;

the sponge cushion can slow down impact and reduce vibration;

the lifting plate 5 comprises a plate body 501, a clamping ring 502 matched with the outer side of the collecting pipe 6 is fixedly connected to the top of the plate body 501, the clamping ring 502 is made of rubber, and a clamping groove matched with the outer side of the collecting pipe 6 is formed in the clamping ring 502;

the clamping groove is convenient for limiting the collecting pipe 6;

the clamping device 7 comprises an air cylinder 701, the air cylinder 701 is fixedly connected with the inside of the housing 1, the output end of the air cylinder 701 is fixedly connected with a stabilizing plate 702 positioned on the outer side of the collecting pipe 6, the outer side of the air cylinder 701 is fixedly connected with a stabilizing seat 703 fixedly connected with the inside of the housing 1, the stabilizing seat 703 is in a trapezoid shape, a second spring 704 positioned on the outer side of the air cylinder 701 is fixedly connected between the stabilizing plate 702 and the air cylinder 701, one side of the stabilizing plate 702, which is far away from the air cylinder 701, is fixedly connected with a clamping plate 705 contacted with the outer side of the collecting pipe 6, one side of the clamping plate 705, which is contacted with the collecting pipe 6, is in an arc shape and is fixedly connected with a rubber pad, the upper side and the lower side of the stabilizing plate 702 are fixedly connected with sliding rings 706, one end of each sliding ring is extended to the inside of the housing 1, and the insides of the two sliding rings 706 are slidably connected with a sliding rod 707 fixedly connected with the inside of the housing 1;

sliding bar 707 in cooperation with sliding ring 706 may improve the stability of the movement of stabilizing plate 702.

The working principle is as follows:

the implementation steps of innovation points are as follows:

the first step is as follows: inserting collecting pipe 6 into housing 1 vertically through lifting plate 5, starting cylinder 701 of clamping device 7, cylinder 701 pushes clamping plate 705 to contact with the outer side of collecting pipe 6 through stabilizing plate 702, collecting pipe 6 is fixed through clamping plate 705, stability of operation of cylinder 701 is maintained through stabilizing seat when cylinder 701 is started, shaking is reduced, stability of stabilizing plate 702 is maintained through mutual matching of sliding rings 706 and sliding rods 707 on upper and lower sides when stabilizing plate 702 moves, stability of movement of stabilizing plate 702 is improved, and accordingly stability of movement of clamping plate 705 is improved;

the second step is that: starting a motor 301 of the transmission device 3, wherein the motor 301 drives a first gear 302 to rotate, the first gear 302 drives a left stabilizing shaft 303 to rotate via a second gear 304, the left stabilizing shaft 303 drives a left belt wheel 305 to rotate when rotating, the left belt wheel 305 drives a right belt wheel 305 to rotate via a belt 306, the right belt wheel 305 drives the right stabilizing shaft 303 to link with the left stabilizing shaft 303, two stabilizing shafts 303 drive lead screws 401 on two sides to synchronously rotate, the two lead screws 401 drive a connecting ring 403 to rise via a threaded sleeve 402, the connecting ring 403 drives a sleeve 404 to rise via a stabilizing rod 405, and the two sleeves 404 simultaneously drive a lifting plate 5 to rise;

the third step: when the lifting plate 5 is lifted, the snap ring 502 above the plate body 501 is separated from the bottom of the cap of the collecting pipe 6, the lifting force of the lifting plate 5 is used for vertically and stably uncovering the cap of the collecting pipe 6, the cap of the collecting pipe 6 is taken out by hands, the lifting device 4 is driven by the transmission device 3 to descend, the opened collecting pipe 6 is exposed, the external collecting needle is directly used for inserting the collecting pipe for collecting at the moment, and meanwhile, the collecting condition in the collecting pipe 6 is observed through the front observation window of the shell 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. Platelet-rich plasma extraction device, including casing (1), its characterized in that: the bottom of the shell (1) is fixedly connected with a base (2), a transmission device (3) with one end penetrating through the shell (1) and extending into the base (2) is arranged in the shell (1), two lifting devices (4) are arranged in the shell (1) and are distributed in bilateral symmetry, the bottoms of the two lifting devices (4) are fixedly connected with the top of the transmission device (3), the tops of the two lifting devices (4) are fixedly connected with a same lifting plate (5) which is positioned above the shell (1), the top of the lifting plate (5) is movably connected with two collecting pipes (6) with one end penetrating through the lifting plate (5) and extending into the shell (1), the inner part of the shell (1) is fixedly connected with two clamping devices (7) which are respectively positioned at the left side and the right side of the collecting pipes (6) and are in contact with the left side and the right side of the collecting pipes (6), the two clamping devices (7) are positioned between the two lifting devices (4).

2. The platelet-rich plasma extraction device according to claim 1, wherein: the utility model discloses a collection pipe, including casing (1), the inside fixedly connected with of casing (1) is located the spacing ring in collection pipe (6) outside, the spacing ring is the setting of U type, and is silica gel, the outside of casing (1) is the fillet setting, base (2) are trapezoidal setting and bottom fixedly connected with rubber pad.

3. The platelet-rich plasma extraction device according to claim 1, wherein: the transmission device (3) comprises a motor (301) and a stable shaft (303), the motor (301) is fixedly connected with the inside of the shell (1) and is positioned below the lifting device (4), the output end fixedly connected with of motor (301) is located casing (1) bottom and rotates first gear (302) of being connected, two with casing (1) bottom the inside of stabilizing shaft (303) and casing (1) rotates the bottom fixed connection who is connected and top and two elevating gear (4), the left side the outside fixedly connected with of stabilizing shaft (303) is located casing (1) below and with first gear (302) outside engaged with second gear (304), two the equal fixedly connected with in bottom of stabilizing shaft (303) is located band pulley (305) of second gear (304) below, two the outside transmission of band pulley (305) is connected with same belt (306).

4. The platelet-rich plasma extraction device according to claim 3, wherein: the lifting device (4) comprises a lead screw (401), the lead screw (401) is fixedly connected with the top of the stabilizing shaft (303) and rotatably connected with the inside of the shell (1), a threaded sleeve (402) is connected with the outer side of the lead screw (401) in a threaded manner, a connecting ring (403) is fixedly connected to one side, close to the clamping device (7), of the threaded sleeve (402), a sleeve (404) is fixedly connected to the inside of the connecting ring (403), is positioned above the motor (301), one end of the sleeve (404) extends onto the shell (1) and is fixedly connected with the bottom of the lifting plate (5), a stabilizer bar (405) is fixedly connected to the inside of the shell (1) in a bottom sliding manner, a contact plate (406) is slidably connected to the outer side of the sleeve (404), is positioned above the shell (1) and is in contact with the bottom of the lifting plate (5), and a sponge pad is fixedly connected to the top of the contact plate (406), and a first spring (407) which is the same as the contact plate (406) and is positioned outside the sleeve (404) is fixedly connected between the bottom of the contact plate (406) and the top of the shell (1).

5. The platelet-rich plasma extraction device according to claim 1, wherein: the lifting plate (5) comprises a plate body (501), wherein the top of the plate body (501) is fixedly connected with a clamping ring (502) matched with the outer side of the collecting pipe (6), the clamping ring (502) is made of rubber, and a clamping groove matched with the outer side of the collecting pipe (6) is formed in the clamping ring (502).

6. The platelet-rich plasma extraction device according to claim 1, wherein: the clamping device (7) comprises an air cylinder (701), the air cylinder (701) is fixedly connected with the inside of the shell (1), the output end of the air cylinder (701) is fixedly connected with a stabilizing plate (702) positioned on the outer side of the collecting pipe (6), the outer side of the air cylinder (701) is fixedly connected with a stabilizing seat (703) fixedly connected with the inside of the shell (1), the stabilizing seat (703) is in a trapezoidal arrangement, a second spring (704) positioned on the outer side of the air cylinder (701) is fixedly connected between the stabilizing plate (702) and the air cylinder (701), one side, far away from the air cylinder (701), of the stabilizing plate (702) is fixedly connected with a clamping plate (705) contacted with the outer side of the collecting pipe (6), one side, contacted with the collecting pipe (6), of the clamping plate (705) is in an arc arrangement and is fixedly connected with a rubber pad, and the upper side and the lower side of the stabilizing plate (702) are fixedly connected with a sliding ring (706) of which one end extends to the inside of the shell (1), and the sliding rings (706) are connected with sliding rods (707) fixedly connected with the inside of the shell (1) in a sliding manner.

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