CN218106822U - Kit capable of preparing two kinds of high-platelet plasma of plasma layer and tunica albuginea layer - Google Patents
Kit capable of preparing two kinds of high-platelet plasma of plasma layer and tunica albuginea layer Download PDFInfo
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- CN218106822U CN218106822U CN202222568649.6U CN202222568649U CN218106822U CN 218106822 U CN218106822 U CN 218106822U CN 202222568649 U CN202222568649 U CN 202222568649U CN 218106822 U CN218106822 U CN 218106822U
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Abstract
The utility model relates to a medical instrument, in particular to can prepare the external member of two kinds of high platelet plasma in plasma layer and tunica albuginea layer, an external member of two kinds of high platelet plasma in plasma layer and tunica albuginea layer can be prepared, including the blood sampling part, draw the part, blood sampling syringe needle and closing cap, draw the part and pass through screw-thread fit can dismantle the setting in the part of taking a blood sample, blood sampling syringe needle demountable installation is at blood sampling part front end, and the closing cap passes through screw-thread fit can dismantle the setting at the part front end of drawing, the utility model discloses simple structure, it is fixed convenient, convenient operation, safe and reliable can satisfy the individualized customization to specific disease treatment and different patient individual conditions, thereby this scheme can obtain the customized PRP product that is fit for different disease treatments through adjusting centrifugal mode controllable output, has wider clinical use prospect, is fit for extensive popularization and application.
Description
Technical Field
The utility model relates to a medical tool, in particular to a kit which can prepare two kinds of high platelet plasma of a plasma layer and a tunica albuginea layer.
Background
At present, the preparation mode of Platelet Rich Plasma (PRP) mainly comprises a plasma layer method and a white membrane layer method, wherein the two methods both need to be subjected to centrifugation twice, the plasma layer method needs to be subjected to centrifugation twice, whole blood is subjected to centrifugal separation of red blood cells for the first time, platelets are concentrated and enriched by centrifugation for the second time, after the centrifugation for the first time, liquid in a test tube is divided into three layers, the top layer mainly contains the platelets and the white blood cells, the thin layer rich in the white blood cells in the middle layer is called the white membrane layer, the bottom layer mainly comprises the red blood cells, and different extraction steps are carried out after the centrifugation for the first time according to the requirements of the required PRP: extracting the upper layer and the middle-upper part of the white membrane layer if pure PRP (P-PRP) is required; extracting whole leucocyte layer if PRP (L-PRP) rich in leucocyte is required, then centrifuging the extracted liquid at high speed to obtain PRP (platelet-poor plasma layer) at the lower part 1/3 of the liquid, wherein in the leucocyte layer method, after the whole blood is firstly centrifuged at high speed, the liquid forms three layers, namely the upper layer is a platelet-poor plasma layer; the middle layer is composed of platelets and leukocytes; the bottom layer consists of red blood cells. Taking out supernatant plasma, and centrifuging at low speed or separating leukocyte by leukocyte filter to obtain PRP. The existing research shows that the centrifugation frequency can influence the concentration of platelets and the types of growth factors in PRP, the platelets with different concentrations and the growth factors with different types are suitable for treating different types of diseases, the existing PRP preparation product has a single centrifugation mode and cannot meet the individual customization of specific disease treatment and the individual conditions of different patients, and the scheme can controllably produce and obtain customized PRP products suitable for treating different diseases by adjusting the centrifugation mode, so that the PRP preparation method has a wider clinical application prospect.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the problem among the above-mentioned background art, and provide a set that can prepare two kinds of high platelet plasma of plasma layer and tunica albuginea layer.
A kit capable of preparing two kinds of high-platelet plasma of a plasma layer and a tunica albuginea layer comprises a blood sampling part, an extraction part, a blood sampling needle head and a sealing cover, wherein the extraction part is detachably arranged in the blood sampling part through thread matching, the blood sampling needle head is detachably arranged at the front end of the blood sampling part, and the sealing cover is detachably arranged at the front end of the extraction part through thread matching;
the blood sampling component comprises an outer sleeve, an inner sleeve and a first piston, the first piston is arranged at the front end of the inner sleeve, the inner sleeve and the first piston are jointly arranged in the outer sleeve, the inner sleeve can pull the first piston to slide in the outer sleeve, the outer side wall of the outer sleeve is provided with first scale marks, the outer side wall of the inner sleeve is provided with second scale marks, the intervals between the first scale marks and the second scale marks are completely the same, the inner part of the inner sleeve is also provided with internal threads, the side wall of the inner sleeve is provided with an exhaust passage, and a rubber plug is arranged at the outer port of the exhaust passage;
the extraction component comprises an extraction needle cylinder, a pull rod, an extraction needle head and a second piston, wherein external threads are arranged outside the extraction needle cylinder, the extraction needle cylinder is screwed in the inner sleeve through the matching of the external threads and the internal threads, the extraction needle head is arranged at the front end of the extraction needle cylinder, the second piston is arranged at the front end of the pull rod, the second piston and the pull rod are jointly arranged in the extraction needle cylinder, and the pull rod can pull the second piston to slide in the extraction needle cylinder;
the sealing cover is provided with a rubber sealing ring.
The utility model has the advantages that:
the utility model discloses simple structure, fixed convenient, convenient operation, safe and reliable can satisfy the individualized customization to specific disease treatment and different patient individual conditions, thereby this scheme can obtain the customization PRP product that is fit for different disease treatments through adjusting the controllable output of centrifugal mode, has wider clinical application prospect, is fit for extensive popularization and application.
Drawings
FIG. 1 is a perspective view of a needle with an extraction element according to the present invention;
FIG. 2 is a perspective view of the present invention with a cover;
FIG. 3 is a front view of the present invention with an extraction needle;
FIG. 4 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 3 according to the present invention;
FIG. 5 is a front view of the present invention with a cover;
FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5 in accordance with the present invention;
FIG. 7 is a front view of the extraction member of the present invention in operation;
fig. 8 is a cross-sectional view taken along line C-C of fig. 7 according to the present invention.
Detailed Description
Referring to fig. 1 to 8, a kit for preparing two high platelet plasma, a plasma layer and a tunica albuginea layer, includes a blood sampling component 1, an extraction component 2, a blood sampling needle 3 and a sealing cover 4, wherein the extraction component 2 is detachably disposed in the blood sampling component 1 through screw-thread fit, the blood sampling needle 3 is detachably mounted at the front end of the blood sampling component 1, and the sealing cover 4 is detachably disposed at the front end of the extraction component 2 through screw-thread fit;
specifically, when the device is used, the blood sampling needle head 3 is arranged at the front part of the blood sampling part 1, the blood sampling needle head 3 is inserted into a blood vessel of a blood-sampled person, the blood sampling part 1 is used for sampling blood, after the blood sampling is finished, the blood sampling part is inverted, the blood sampling needle head 3 is removed, the sealing cover 4 is screwed to the bottom of the blood sampling part 1 through threads to prevent the blood from flowing out, then the blood sampling part 1 with the sealing cover 4 and the extraction part 2 arranged on the blood sampling part 1 are placed into a centrifuge for centrifugation, and then the extraction part 2 is used for extracting a PRP product in a required layer;
the blood sampling component 1 comprises an outer sleeve 11, an inner sleeve 12 and a first piston 13, the first piston 13 is arranged at the front end of the inner sleeve 12, the inner sleeve 12 and the first piston 13 are arranged in the outer sleeve 11 together, the inner sleeve 12 can pull the first piston 13 to slide in the outer sleeve 11, a first scale mark 111 is arranged on the outer side wall of the outer sleeve 11, a second scale mark 121 is arranged on the outer side wall of the inner sleeve 12, intervals between the scale marks of the first scale mark 111 and the second scale mark 121 are completely the same, an internal thread 122 is also arranged inside the inner sleeve 12, an exhaust passage 123 is arranged on the side wall of the inner sleeve 12, and a rubber plug 14 is arranged at the external port of the exhaust passage 123;
specifically, after the blood sampling needle 3 is punctured into a blood vessel of a blood-sampled person, the inner sleeve 12 is slightly pulled, the inner sleeve 12 drives the first piston 13 to move in the outer sleeve 11 to produce a vacuum space, blood enters the vacuum space in the outer sleeve 11 from the blood vessel through the blood sampling needle 3 and is filled in the vacuum space, and the blood sampling step is completed;
specifically, the intervals between the first scale lines 111 and the second scale lines 121 are completely the same, so that when the extracting part 2 moves in the inner sleeve 12, the extracting needle 23 on the extracting part 2 pierces the first piston 13 to enter the outer sleeve 11, and the first scale lines 111 and the second scale lines 121 can be used in cooperation, so as to ensure that the displacement of the extracting part 2 moving in the inner sleeve 12 is the same as the displacement of the extracting needle 23 moving in the outer sleeve 11, and ensure that the extracting needle 23 can accurately extract the PRP product in the required layer in the outer sleeve 11;
specifically, one end of the exhaust passage 123 is communicated with the inside of the inner sleeve 12, the other end of the exhaust passage is communicated with the outside atmosphere, the end communicated with the atmosphere is initially blocked by the rubber plug 14 to prevent bacteria from entering, the rubber plug 14 is taken down during use, and the extraction component 2 is connected with the inner sleeve 12 through the sealing thread, so that the extraction component 2 can move in the inner sleeve 12, the exhaust passage 123 is designed to balance the air pressure in the inner sleeve 12 with the outside atmosphere pressure, and the extraction component 2 can conveniently move;
the extraction component 2 comprises an extraction needle cylinder 21, a pull rod 22, an extraction needle 23 and a second piston 24, wherein an external thread 211 is arranged outside the extraction needle cylinder 21, the extraction needle cylinder 21 is screwed in the inner sleeve 12 through the external thread 211 and the internal thread 122 in a matching manner, the extraction needle 23 is arranged at the front end of the extraction needle cylinder 21, the second piston 24 is arranged at the front end of the pull rod 22, the second piston 24 and the pull rod 22 are arranged in the extraction needle cylinder 21 together, and the pull rod 22 can pull the second piston 24 to slide in the extraction needle cylinder 21;
specifically, when the device is used, the external thread 211 is matched with the internal thread 122 to form a sealing thread fit, after blood in the outer sleeve 11 is centrifuged, the blood is divided into PRP products of different levels, the rubber plug 14 arranged at the outer port of the exhaust passage 123 is removed, the extraction syringe 21 is rotated, the extraction syringe 21 moves towards the interior of the inner sleeve 12 under the matching of the external thread 211 and the internal thread 122, after the extraction needle 23 pierces the first piston 13 and enters the outer sleeve 11, the displacement of the extraction syringe 21 moving in the inner sleeve 12 is the same as that of the extraction needle 23 moving in the outer sleeve 11 through the matching of the first scale mark 111 and the second scale mark 121, so that the extraction needle 23 can accurately reach the required blood level, then the pull rod 22 is pulled to drive the second piston 24 to move, the PRP product rubbed by the blood is sucked into the extraction syringe 21, after extraction is finished, the extraction syringe 21 rotates reversely and is taken out of the inner sleeve 12, and the extraction process is finished;
the sealing cover 4 is provided with a rubber sealing ring 41;
specifically, the rubber sealing ring 41 is used to better seal the bottom of the outer cannula 11 and prevent the blood from flowing out of the outer cannula 11.
Claims (4)
1. The utility model provides a can prepare two kinds of high platelet plasma's of plasma layer and tunica albuginea external member which characterized in that: including blood sampling part (1), extract part (2), blood sampling syringe needle (3) and closing cap (4), extract part (2) and can dismantle the setting in blood sampling part (1) through screw-thread fit, blood sampling syringe needle (3) demountable installation is in blood sampling part (1) front end, and closing cap (4) can dismantle the setting through screw-thread fit and is extracting part (2) front end.
2. The kit according to claim 1, wherein the kit is capable of preparing two high platelet plasma types, namely plasma layer and tunica albuginea layer, and the kit comprises: blood sampling part (1) includes outer tube (11), interior sleeve pipe (12) and first piston (13), and sleeve pipe (12) front end including first piston (13) set up, and interior sleeve pipe (12) and first piston (13) set up jointly in outer tube (11), and interior sleeve pipe (12) can pull first piston (13) and slide in outer tube (11), outer tube (11) lateral wall is provided with first scale mark (111), interior sleeve pipe (12) lateral wall is provided with second scale mark (121), and the interval between first scale mark (111) and second scale mark (121) scale mark is identical completely, interior sleeve pipe (12) inside still is provided with internal thread (122), interior sleeve pipe (12) lateral wall is provided with exhaust passage (123), and exhaust passage (123) outside port department is provided with plug (14).
3. The kit according to claim 2, wherein the kit is capable of preparing two high platelet plasma types, namely plasma layer and tunica albuginea layer, and the kit comprises: extract part (2) including extracting cylinder (21), pull rod (22), extract syringe needle (23), and second piston (24), it is provided with external screw thread (211) to extract cylinder (21) outside, it is in interior sleeve pipe (12) through external screw thread (211) and internal thread (122) cooperation spiro union to extract cylinder (21), it sets up in extracting cylinder (21) front end to extract syringe needle (23), second piston (24) set up in pull rod (22) front end, second piston (24) set up in extracting cylinder (21) with pull rod (22) jointly, pull rod (22) can stimulate second piston (24) and slide in extracting cylinder (21).
4. The kit according to claim 3, wherein the kit is capable of preparing two high platelet plasma types, namely plasma layer and tunica albuginea layer, and the kit comprises: the sealing cover (4) is provided with a rubber sealing ring (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222568649.6U CN218106822U (en) | 2022-09-28 | 2022-09-28 | Kit capable of preparing two kinds of high-platelet plasma of plasma layer and tunica albuginea layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222568649.6U CN218106822U (en) | 2022-09-28 | 2022-09-28 | Kit capable of preparing two kinds of high-platelet plasma of plasma layer and tunica albuginea layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218106822U true CN218106822U (en) | 2022-12-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222568649.6U Active CN218106822U (en) | 2022-09-28 | 2022-09-28 | Kit capable of preparing two kinds of high-platelet plasma of plasma layer and tunica albuginea layer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218106822U (en) |
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2022
- 2022-09-28 CN CN202222568649.6U patent/CN218106822U/en active Active
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