CN210383906U - An integrated peripheral blood collection device - Google Patents

Abstract

The utility model relates to an integrated peripheral blood collecting device, wherein an inner cylinder body is sleeved on a blood sampling capillary suction tube and is fixedly connected with the outer wall of the blood sampling capillary suction tube, and the inner cylinder body is slidably arranged in an outer cylinder body; a sealing cover is arranged at one end of the outer cylinder body, an ear washing ball is arranged on the sealing cover, a through hole is formed in the sealing cover, a sealing ring is fixedly sleeved on the outer wall of one end, close to the sealing cover, of the blood sampling capillary suction tube, and the sealing ring is connected with the inner wall of the outer cylinder body in a sealing and sliding manner; a strip-shaped guide hole is formed in the side wall of the outer cylinder, a push rod extending out of the outer cylinder from the guide hole is fixedly arranged on the outer wall of the inner cylinder, and a pushing part is arranged at one end, far away from the inner cylinder, of the push rod; and one end of the outer cylinder body, which is far away from the sealing cover, is provided with a collecting cylinder. The utility model has the advantages that: the whole device integrates collection and collection, is convenient to carry and operate.

Description

An integrated peripheral blood collection device

technical field

The utility model relates to the technical field of medical blood collection, in particular to an integrated peripheral blood collection device.

Background technique

Peripheral blood is especially suitable for children, tumor patients and other patients who need daily monitoring of blood indicators due to its small blood collection volume. At present, the collection tools for peripheral blood are still blood collection needles, microcapillary tubes and micro blood collectors. Although the blood collection needles can already be used once with a pogo pin, which greatly reduces the pain of patients when collecting blood, the whole collection process is still cumbersome. There are mainly the following steps: first, sterilize the blood collection site; second, puncture the skin with the sampling needle; third, take a microcapillary pipette to collect blood; fourth, use the ear washing bulb to transfer the blood in the microcapillary pipette to the micro blood collector . The traditional collection process requires more tools. If blood is collected in front of the hospital bed, medical staff need to carry more tools, which makes the collection cumbersome and takes a long time.

Utility model content

The technical problem to be solved by the utility model is to provide an integrated peripheral blood collection device, which can integrate peripheral blood collection and storage, and is easy to carry and collect.

The technical solution of the present invention to solve the above technical problems is as follows: an integrated peripheral blood collection device, comprising an outer cylinder body, an inner cylinder body and a blood collection capillary pipette, the inner cylinder body is sleeved on the blood collection capillary pipette and is connected with the blood collection capillary pipette. The outer wall of the blood collection capillary is fixedly connected, the inner cylinder is slidably arranged in the outer cylinder; one end of the outer cylinder is provided with a cover for covering the end of the outer cylinder, the sealing The cover is provided with an ear-washing ball, the cover is provided with a through hole for connecting the air outlet of the ear-washing ball and the inside of the outer cylinder, and the blood collection capillary is close to the outer wall of one end of the cover The upper fixed sleeve is provided with a sealing ring, and the sealing ring is sealed and slidably connected with the inner wall of the outer cylinder; the side wall of the outer cylinder is provided with a strip-shaped guide hole, and the outer wall of the inner cylinder is fixed There is a push rod extending out of the outer cylinder from the guide hole, the end of the push rod away from the inner cylinder is provided with a push portion; the end of the outer cylinder away from the cover is provided with a collection One end of the collecting cylinder is closed, and the other end is provided with an opening and is detachably connected with the end of the outer cylinder.

The beneficial effect of the utility model is: by pushing the push part, the blood collection capillary pipette fixedly connected with the inner cylinder body is driven to extend out of the outer cylinder body, and the end of the blood collection capillary pipette is placed at the outflowing peripheral blood, and the blood collection capillary pipette carries out the blood. Adsorption; then place the end of the blood collection capillary tube in the collection tube, press the ear washing bulb, increase the air pressure in the other end of the blood collection capillary tube, and send the blood in the blood collection capillary tube into the collection tube to complete the collection of peripheral blood ; The whole device collects and collects as one, which is easy to carry and easy to operate.

On the basis of the above technical solutions, the utility model can also be improved as follows.

Further, a sterilizing assembly for sterilizing the part to be blood-collected of the patient and a blood-collecting needle assembly for piercing the part to be blood-collected are provided between the collection cylinder and the outer cylinder.

The beneficial effects of adopting the above-mentioned further scheme are as follows: the collection site is sterilized by the sterilization assembly, and then the blood collection part is punctured by the blood collection needle assembly, and blood will flow out from the blood collection part to facilitate the collection.

Further, the blood collection needle assembly includes a blood collection needle fixing seat for being clamped with the end of the outer cylinder away from the cover, and the end surface of the end of the blood collection needle fixing seat away from the outer cylinder is provided with For the lancet protruding from the end face of the lancet holder, the sterilizing assembly is clamped with the end of the lancet holder away from the outer cylinder to cover the lancet.

The beneficial effect of adopting the above-mentioned further scheme is: the lancet is detachably clamped on the outer cylinder through the lancet fixing seat, and then the lancet fixing seat is detachably clamped, which facilitates the setting of the lancet and is easy to carry when not in use. , easy to remove when needed.

Further, the sterilization assembly includes a sterilization seat, one end of the sterilization seat is clamped with the end of the lancet fixing seat away from the outer cylinder, and the end surface of the end of the sterilization seat away from the lancet fixing seat is There is a disinfectant accommodating tank, and a sterilizing ball that is rotatably arranged in the sterilizing liquid accommodating tank is arranged in the disinfecting liquid accommodating tank, and the sterilizing ball protrudes out of the disinfecting liquid accommodating tank; A protective cap is threadedly connected to the end of the disinfection seat away from the blood collection needle fixing seat, and the part of the disinfection ball protruding from the disinfectant accommodating groove is arranged in the protective cap; the collection tube is provided with an opening One end of the sterilizing cap is snapped on the outer peripheral wall of the sterilizing cap.

The beneficial effects of adopting the above-mentioned further scheme are as follows: a sterilizing ball is provided through the sterilizing seat, and the sterilizing liquid is injected into the sterilizing liquid accommodating tank, and the sterilizing ball will bring out the sterilizing liquid during the rotation process to disinfect the blood-collecting place, and the protective cap will The disinfection ball is sealed and isolated to avoid the volatilization of the disinfectant and the contamination of the disinfection ball by the external environment.

Further, a needle groove for accommodating the blood collection needle is provided on one end face of the disinfection seat close to the blood collection needle fixing seat, and the part of the blood collection needle extending out of the blood collection needle fixing seat is provided in the needle groove .

The beneficial effects of adopting the above-mentioned further scheme are: the setting of the needle groove realizes the placement of the blood collection needle, and the direct contact between the blood collection needle and the disinfection seat can prevent the blood collection needle from being polluted.

Further, the end face of the protective cap facing the sterilizing ball is provided with an arc-shaped groove corresponding to the size and shape of the part of the sterilizing ball extending out of the sterilizing seat, and the end face of the protective cap is connected to the sterilizing seat. The end face of the sterilizing ball is in sealing abutment and the sterilizing ball is placed in the arc-shaped groove.

The beneficial effect of adopting the above-mentioned further scheme is: the setting of the arc-shaped groove can facilitate the accommodation of the part of the sterilizing ball extending out of the sterilizing seat.

Further, the inner wall of the outer cylinder is provided with a guide groove extending along the length direction of the outer cylinder, the outer wall of the inner cylinder is provided with a guide protrusion, and the guide protrusion is slidably placed on the guide in the slot.

The beneficial effect of adopting the above-mentioned further scheme is: the setting of the guide groove and the guide protrusion can orient the movement direction of the inner cylinder in the outer cylinder, and avoid the situation that the inner cylinder rotates in the outer cylinder.

Further, a limit ring is fixed on the inner wall of one end of the outer cylinder body close to the cover, and the capillary tube for blood collection passes through and extends out of the center hole of the limit ring toward the end of the cover. The sealing ring is connected.

The beneficial effect of adopting the above-mentioned further scheme is that the setting of the limit ring can limit the moving distance of the inner cylinder in the outer cylinder.

Further, an annular gasket is arranged on the outer wall of the inner cylinder, and the guide hole is arranged in the inner ring of the gasket.

The beneficial effect of adopting the above-mentioned further scheme is: the arrangement of the sealing gasket can prevent the external gas or liquid from entering the space between the outer cylinder and the inner cylinder from the guide hole, so as to ensure the hygiene and safety of the blood collection capillary pipette.

Description of drawings

Fig. 1 is the structural representation of the utility model;

In the accompanying drawings, the list of components represented by each number is as follows:

1. Outer cylinder, 2. Inner cylinder, 3. Capillary tube for blood collection, 4. Cover, 5. Ear washing ball, 6. Through hole, 7. Sealing ring, 8. Guide hole, 9. Push rod, 10 , Pushing part, 11, Collection tube, 12, Blood collection needle holder, 13, Blood collection needle, 14, Disinfection seat, 15, Disinfectant holding tank, 16, Disinfection ball, 17, Protective cap, 18, Needle groove, 19, arc groove, 20, guide groove, 21, guide protrusion, 22, limit ring, 23, gasket.

Detailed ways

The principles and features of the present invention will be described below with reference to the accompanying drawings, and the examples are only used to explain the present invention, and are not intended to limit the scope of the present invention.

As shown in FIG. 1 , the embodiment of the present invention includes an outer cylinder 1, an inner cylinder 2 and a blood collection capillary 3. In this embodiment, the outer cylinder 1 and the inner cylinder 2 are both cylindrical The inner cylinder 2 is sleeved on the blood collection capillary pipe 3 and is fixedly connected with the outer wall of the blood collection capillary pipe 3, and the inner cylinder 2 is slidably arranged in the outer cylinder 1, That is, the outer wall of the inner cylinder 2 is slidably connected to the inner wall of the outer cylinder 1; one end of the outer cylinder 1 is provided with a cover 4 for covering the end of the outer cylinder 1, The cover 4 is fixedly provided with an ear-washing ball 5, and the cover 4 is provided with a through hole 6 for connecting the air outlet of the ear-washing ball 5 and the inside of the outer cylinder 1, and the outer cylinder 1 The end away from the cover 4 is a frustum-shaped structure, and the outer diameter gradually decreases in the direction away from the cover 4 . There is a sealing ring 7, which is sealed and slidably connected with the inner wall of the outer cylinder 1, and the inner peripheral wall of the sealing ring 7 is sealed and fixedly connected with the outer peripheral wall of the blood collection capillary pipe 3; the outer cylinder The side wall of 1 is provided with a strip-shaped guide hole 8, and the length direction of the guide hole 8 is the same as the length direction of the outer cylinder 1. The hole 8 extends out of the push rod 9 of the outer cylinder 1 , and the push rod 9 is provided with a push portion 10 at one end away from the inner cylinder 2 ; the outer cylinder 1 is provided at the end away from the cover 4 . There is a collection cylinder 11 , one end of the collection cylinder 11 is closed, and the other end is provided with an opening and is detachably connected to the end of the outer cylinder 1 .

Preferably, between the collection cylinder 11 and the outer cylinder 1, a sterilization component for sterilizing the part to be blood collection of the patient and a blood collection needle 13 component for piercing the part to be blood collection are provided. The collection site is sterilized by the sterilization component, and then the blood collection needle 13 component is used to pierce the blood collection site, and blood will flow out from the blood collection site to facilitate collection.

In one embodiment, the lancet 13 assembly includes a lancet holder 12 for clamping with the end of the outer cylinder 1 away from the cover 4 . Specifically, the outer cylinder 1 is far away from the cover 4 . The outer wall of one end of the cover 4 is provided with a first protrusion, and the end of the blood collection needle holder 12 facing the outer cylinder 1 is provided with a first connection groove for accommodating the end of the outer cylinder 1 , the inner wall of the first connection groove is provided with a first card slot that matches the first protrusion, the first protrusion and the first card groove are snapped in one-to-one correspondence, and the blood collection needle The end face of the end of the fixing base 12 away from the outer cylinder body 1 is provided with a lancet 13 extending out of the end face of the lancet fixing base 12 , and the disinfection assembly and the lancet fixing base 12 are far away from the outer cylinder. One end of the body 1 is snapped. The lancet 13 is detachably clamped to the outer cylinder 1 through the lancet holder 12, and then detachably clamped through the lancet holder 12, which facilitates the setting of the lancet 13 and is easy to carry when not in use, and can be easily carried when not in use. Easy to remove. The sterilization assembly includes a sterilization seat 14 , and one end of the sterilization seat 14 is clamped with an end of the blood collection needle fixing seat 12 away from the outer cylinder 1 . Specifically, the sterilization seat 14 faces the blood collection needle 13 . There is a second connection groove on the end face of the second connection groove, a second clamping groove is formed on the inner wall of the second connection groove, and the outer wall of the blood collection needle fixing seat 12 away from the outer cylinder 1 is provided with the second connection groove. A second protrusion matched with the card slot, the second protrusion is engaged with the second card groove, and the end surface of the end of the disinfection seat 14 away from the blood collection needle fixing seat 12 is provided with a disinfection liquid accommodating groove 15. Disinfection balls 16 rotatably arranged in the disinfectant accommodating groove 15 are provided in the disinfectant accommodating groove 15, and the sterilizing balls 16 extend out of the sanitizer accommodating groove 15; the A protective cap 17 is threadedly connected to the end of the disinfection seat 14 away from the blood collection needle fixing seat 12, and the part of the disinfection ball 16 extending out of the disinfectant accommodating groove 15 is provided in the protective cap 17; The opening end of the collecting cylinder 11 is clamped on the outer peripheral wall of the protective cap 17 . Specifically, the inner wall of the protective cap 17 is provided with a third slot, and the inner wall of the collecting cylinder 11 is provided with a third slot. Three protrusions, the third protrusions are engaged with the third card grooves. Disinfecting balls 16 are arranged through the disinfection seat 14, and the disinfection liquid is injected into the disinfection liquid holding tank 15. The disinfection balls 16 will bring out the disinfection liquid during the rotation process to sterilize the blood collection place. Sealing and isolation is performed to avoid volatilization of the disinfectant and contamination of the disinfection ball 16 by the external environment.

In the embodiment of the present invention, a needle groove 18 for accommodating the lancet 13 is provided on one end surface of the disinfection seat 14 close to the lancet fixing seat 12, and the lancet 13 extends out of the lancet. A part of the needle holder 12 is arranged in the needle groove 18 , and the setting of the needle groove 18 realizes the placement of the blood collection needle 13 and avoids the direct contact between the blood collection needle 13 and the disinfection seat 14 to cause contamination of the blood collection needle 13 . The end surface of the protective cap 17 facing the disinfection ball 16 is provided with an arc-shaped groove 19 corresponding to the size and shape of the part of the disinfection ball 16 extending out of the disinfection seat 14 . The end surfaces of the sterilization seat 14 are in sealing contact and the sterilization balls 16 are placed in the arc-shaped groove 19 .

In the embodiment of the present invention, the inner wall of the outer cylinder 1 is provided with a guide groove 20 extending along the length direction of the outer cylinder 1 , and the outer wall of the inner cylinder 2 is provided with a guide protrusion 21 , the guide protrusions 21 are slidably placed in the guide grooves 20, the guide grooves 20 and the guide protrusions 21 can be arranged to orient the movement direction of the inner cylinder 2 in the outer cylinder 1, so as to prevent the inner cylinder 2 from being outside The cylinder 1 appears to rotate. A limit ring 22 is fixed on the inner wall of one end of the outer cylinder 1 close to the cover 4 , and the capillary tube 3 for blood collection passes through and extends out of the limit ring 22 toward the end of the cover 4 . The sealing ring 7 is sleeved behind the central hole, and the setting of the limiting ring 22 can limit the moving distance of the inner cylinder 2 in the outer cylinder. An annular gasket 23 is arranged on the outer wall of the inner cylinder 2 , and the guide hole 8 is arranged in the inner ring of the gasket 23 . The arrangement of the gasket 23 can prevent external gas or liquid from entering from the guide hole 8 Go to the space between the outer cylinder 1 and the inner cylinder 2 to ensure the hygiene and safety of the blood collection capillary tube 3 .

Working principle: when in use, first remove the collection tube 11 from the protective cap 17, then remove the protective cap 17 from the disinfection seat 14, place the disinfection ball 16 at the place where blood is to be collected and roll, and carry out a Sterilize, then remove the sterilization seat 14 from the lancet holder 12, so that the lancet 13 leaks out, and puncture the place to be blood collection through the lancet 13, so that peripheral blood flows out; then remove the lancet holder 12 from the outer cylinder 1, and push the pusher 10 in the direction away from the cover 4, so that the capillary tube 3 for blood collection fixedly connected with the inner cylinder 2 protrudes from the outer cylinder 1 from the end away from the cover 4, and then the protruding port is placed. At the outflowing peripheral blood, the peripheral blood enters into the blood collection capillary tube 3 under the action of capillary suction, and then takes out the collection tube 11, presses the ear-washing ball 5, and washes the ear-washing ball 5 between the sealing ring 7 and the cover 4. Air pressure is applied to the space in which the blood collection capillary 3 is communicated, so that the blood in the blood collection capillary 3 is squeezed out into the collection tube 11 to complete the collection of peripheral blood.

The beneficial effects of the present invention are: by pushing the pusher 10, the blood collection capillary pipette 3 fixedly connected with the inner cylinder body 2 is driven to extend out of the outer cylinder body 1, and the end of the blood collection capillary pipette 3 is placed at the outflowing peripheral blood to collect blood. The capillary pipette 3 adsorbs the blood; then the end of the blood collection capillary pipette 3 is placed in the collection tube 11, the ear washing bulb 5 is pressed, the air pressure in the other end of the blood collection capillary pipette 3 is increased, and the blood in the blood collection capillary pipette 3 is increased. It is sent into the collection tube 11 to complete the collection of peripheral blood; the whole device is collection and collection in one, which is easy to carry and easy to operate.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the present invention. within the scope of protection of the utility model.

Claims (8)

1. An integrated peripheral blood collection device, characterized in that it comprises an outer cylinder (1), an inner cylinder (2) and a blood sampling capillary pipe (3), and the inner cylinder (2) is sleeved on the The blood collection capillary pipette (3) is fixedly connected with the outer wall of the blood collection capillary pipette (3), the inner cylinder body (2) is slidably arranged in the outer cylinder body (1); the outer cylinder body (1) ) is provided with a cover (4) for sealing the end of the outer cylinder (1) of the cover (4), the cover (4) is provided with an ear-washing ball (5), and the cover ( 4) There is a through hole (6) for connecting the air outlet of the ear washing bulb (5) and the inside of the outer cylinder (1), and the blood collection capillary pipe (3) is close to the cover (4) A sealing ring (7) is fixedly sleeved on the outer wall of one end of the A strip-shaped guide hole (8) is provided, and a push rod (9) extending out of the outer cylinder (1) from the guide hole (8) is fixed on the outer wall of the inner cylinder (2), A push portion (10) is provided at the end of the push rod (9) away from the inner cylinder (2); a collection cylinder (11) is provided at the end of the outer cylinder (1) away from the cover (4). ), one end of the collecting cylinder (11) is closed, and the other end is provided with an opening and is detachably connected to the end of the outer cylinder (1). 2. An integrated peripheral blood collection device according to claim 1, characterized in that, between the collection cylinder (11) and the outer cylinder (1) is provided for sterilizing the part to be blood collection of the patient The sterilization assembly and the blood collection needle assembly used to pierce the blood collection site. 3. An integrated peripheral blood collection device according to claim 2, characterized in that the blood collection needle assembly comprises an end clamp for being away from the cover (4) from the outer cylinder (1) The connected blood collection needle holder (12), the end face of the end face of the blood collection needle holder (12) away from the outer cylinder (1) is provided with a blood collection needle extending out of the end face of the blood collection needle holder (12). A needle (13), the sterilizing assembly and the end of the lancet holder (12) away from the outer cylinder (1) are clamped to cover the lancet (13). 4. The integrated peripheral blood collection device according to claim 3, wherein the sterilization assembly comprises a sterilization seat (14), and one end of the sterilization seat (14) is connected to the blood collection needle fixing seat (14). 12) One end away from the outer cylinder (1) is clamped, and the end face of the end of the disinfection seat (14) away from the blood collection needle fixing seat (12) is provided with a disinfection solution accommodating groove (15), so The disinfectant accommodating groove (15) is provided with a sterilizing ball (16) that is rotatably arranged in the sanitizing liquid accommodating groove (15), and the sterilizing ball (16) protrudes out of the disinfecting liquid accommodating tank (15). A groove (15); a protective cap (17) is threadedly connected to the end of the disinfection seat (14) away from the blood collection needle fixing seat (12), and the disinfection ball (16) protrudes out of the disinfection solution to accommodate A part of the groove (15) is provided in the protective cap (17); the opening end of the collecting cylinder (11) is clamped on the outer peripheral wall of the sterilizing cap. 5. An integrated peripheral blood collection device according to claim 4, characterized in that, an end face of the disinfection seat (14) close to the blood collection needle fixing seat (12) is provided with a device for accommodating the blood collection The needle groove (18) of the needle (13), the part of the blood collection needle (13) extending out of the blood collection needle fixing seat (12) is provided in the needle groove (18). 6. An integrated peripheral blood collection device according to claim 4, characterized in that, the end surface of the protective cap (17) facing the disinfection ball (16) is provided with the disinfection ball (16). 16) Part of the arc-shaped groove (19) extending out of the disinfection seat (14) corresponding to the size and shape, the end surface of the protective cap (17) is in sealing contact with the end surface of the disinfection seat (14), and the disinfection A small ball (16) is placed in the arc-shaped groove (19). 7. The integrated peripheral blood collection device according to any one of claims 1 to 6, wherein the inner wall of the outer cylinder (1) is provided with a length along the length of the outer cylinder (1). A guide groove (20) extending in the direction, a guide protrusion (21) is provided on the outer wall of the inner cylinder (2), and the guide protrusion (21) is slidably placed in the guide groove (20). 8. The integrated peripheral blood collection device according to any one of claims 1 to 6, characterized in that a fixed device is provided on the inner wall of the outer cylinder (1) near one end of the cover (4). A limiting ring (22), the sealing ring ( 7).

Images