CN208892646U - A kind of hematology's bone marrow aspiration sampler - Google Patents

A kind of hematology's bone marrow aspiration sampler Download PDF

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Publication number
CN208892646U
CN208892646U CN201820604259.0U CN201820604259U CN208892646U CN 208892646 U CN208892646 U CN 208892646U CN 201820604259 U CN201820604259 U CN 201820604259U CN 208892646 U CN208892646 U CN 208892646U
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China
Prior art keywords
needle tubing
negative pressure
bone marrow
hematology
hollow needle
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Expired - Fee Related
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CN201820604259.0U
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Chinese (zh)
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沈建军
张敏
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沈建军
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Abstract

The utility model discloses a kind of hematology's bone marrow aspiration samplers, including hollow needle tubing, needle tubing cap, piercing needle, casing, finger ring, pedestal, guiding mechanism, drainage tube, negative pressure bottle, rack, check valve, diversion pipe, smear mouth, guiding mechanism is equipped on the outside of the hollow needle tubing, the guiding mechanism includes guide sleeve, Ring like suction disc, negative pressure exhaust valve, intake valve, needle tubing cap is connected through a screw thread casing one end casing head, the first side of described sleeve pipe is equipped with diversion pipe, the diversion pipe is equipped with check valve, diversion pipe one end is equipped with smear mouth, piercing needle is equipped in described sleeve pipe, sleeve side walls are equipped with draining hole;The draining hole connects negative pressure bottle by drainage tube.The utility model sampling is convenient, quickly carries out smear tests experiment, it is ensured that the vertical inserting needle of needle core further ensures the precision of site of puncture.

Description

A kind of hematology's bone marrow aspiration sampler
Technical field
The utility model relates to medical apparatus and instruments technical field, in particular to a kind of hematology's bone marrow aspiration sampling dress It sets.
Background technique
It is well known that bone marrow puncture is the common diagnosis and treatment method of hematology, worn by bone it can be seen that various in marrow The metamorphosis and composition of ingredient and cell variation, to diagnose the specific cause of disease.
Bone marrow aspiration operation is piercing needle to be inserted into the marrow of patient, then marrow is extracted out, and the marrow of extraction needs Want quick smear tests, traditional bone marrow extraction is in the marrow for insert the needle into patient, then certain bone is extracted with syringe Marrow, then the marrow of extraction is applied on the glass sheet, and with syringe manual withdrawal, it is not only inconvenient, and it is unable to control extraction The amount of power and extraction, to be easy to cause patient uncomfortable.
Since the needle handle of current clinically used all-metal marrow puncture needle is relatively thin, shorter, there are following problems in when use: 1) syringe extracts certain marrow, then the marrow of extraction is applied on the glass sheet, not can be carried out quick smear tests experiment;2) Especially it is located at the needle core cap of needle handle rear end, it is easy to be touched and lead to the displacement of core needle or even fall off, cause the mistake punctured It loses or pollutes;3) tube body in needle portion and acquisition is directly connected to by the puncture needle of the prior art, and the flow of acquisition is not easily controlled, liquid Body is inconvenient to flow out, and causes the deficiency in practice.
Summary of the invention
The purpose of the utility model is to overcome deficiencies in the prior art, provide a kind of hematology's bone marrow aspiration sampler, Sampling is convenient, quickly carries out smear tests experiment, it is ensured that and the vertical inserting needle of needle core further ensures the precision of site of puncture, Effectively prevent trouble and worry when medical worker punctures, the correctness of puncture and firmly more convenient, mitigation patient's pain.
To achieve the goals above, the technical solution adopted in the utility model is:
A kind of hematology's bone marrow aspiration sampler, including hollow needle tubing, needle tubing cap, piercing needle, casing, finger ring, Pedestal, guiding mechanism, drainage tube, negative pressure bottle, rack, check valve, diversion pipe, smear mouth, the hollow needle tubing are that plagiocephaly is empty Heart needle tubing, the hollow needle tubing beveled end mouth side wall of plagiocephaly are equipped with several tap holes, and tap hole increases hollow needle tubing beveled end mouth Flow enters area, to preferably accelerate the sampling of bone marrow aspiration;Hollow needle tubing lateral wall is equipped with graduation mark, and graduation mark is accurate It measures needle tubing and is pierced into depth;
It is equipped with guiding mechanism on the outside of the hollow needle tubing, guiding mechanism ensures piercing needle and the vertical inserting needle of hollow needle tubing, Further ensure the precision of site of puncture;The guiding mechanism includes guide sleeve, Ring like suction disc, negative pressure exhaust valve, air inlet Valve, the guide sleeve bottom are equipped with Ring like suction disc, and Ring like suction disc side wall is equipped with negative pressure exhaust valve, by negative pressure exhaust valve to ring Shape sucker carries out negative pressure and vacuumizes, so that Ring like suction disc is fixedly connected on patient skin, under the auxiliary of guide sleeve, it is ensured that wear Pricker head and the vertical inserting needle of hollow needle tubing, further ensure the precision of site of puncture, to mitigate the pain of bone marrow aspiration; Negative pressure exhaust valve side is equipped with intake valve, opens intake valve and makes the air pressure in Ring like suction disc consistent with atmospheric pressure, aspect Guiding mechanism is detached from skin, facilitates taking-up;
Described hollow needle tubing one end is equipped with needle tubing cap, and needle tubing cap inner sidewall is equipped with internal screw thread, and needle tubing cap is connected through a screw thread Casing one end casing head, the first side of described sleeve pipe are equipped with diversion pipe, and the diversion pipe is equipped with check valve, and diversion pipe one end is equipped with Smear mouth, smear mouth are Duckbill type smear mouth, and smear mouth effectively applies the marrow of extraction on the glass sheet, quick smear tests Experiment, ensure that the accuracy of experiment;Described sleeve pipe side wall be equipped with a pair of finger ring, by push finger ring to hollow needle tubing into Row bone marrow aspiration;Piercing needle is equipped in described sleeve pipe, piercing needle passes through hollow needle tubing and punctures to marrow, piercing needle Including triangular pyramid, knock-pin, support rod, rotating seat, non-slip groove, rubber extruded set, the rotating seat is equipped with several non-slip grooves, Rotating seat one end is equipped with support rod, and support rod one end is equipped with knock-pin, and ejection club head is equipped with triangular pyramid, sets on the support rod There is rubber extruded set, the casing other end is equipped with pedestal, and sleeve side walls are equipped with draining hole;Under rotating seat rotates support rod Twisting resistance is transmitted to knock-pin by support rod by pressure, and knock-pin is punctured by the corner angle of triangular pyramid enters marrow, passes through rubber Extruding of the extruded sleeve to casing inner sidewall further makes so that piercing needle forms negative pressure extracting within extraction moment, casing Tissue fluid or bone marrow aspiration are obtained to draining hole;
The draining hole connects negative pressure bottle by drainage tube, and the drainage tube is equipped with several shunting plugs, the negative pressure Bottle is set in rack, and the rack includes fixed plate, partition, support plate, is equipped with several partitions, partition one in rack Side is equipped with negative pressure bottle, and negative pressure bottle is set in fixed plate, and fixed plate top is equipped with support plate, and support plate is equipped with fluid stopping button, only Stream, which is buckled, is equipped with lifting slot, by several shunting plugs of setting, separates to tissue fluid with marrow, takes in different time periods Sample is stored classifiedly, more objective accurately to carry out blood analysis to patient, further that patient is assisted to treat.
Preferably, the hollow needle tubing lateral wall graduation mark side is equipped with ring groove, and ring groove reduces needle tubing and punctures Resistance, facilitate puncture quickly carry out, mitigate patient suffering.
Preferably, described sleeve pipe head is the transparent body, and casing head side wall is equipped with inductive switch, and inductive switch side is equipped with warning Lamp passes to warning lamp by signal, thus more preferably by capturing to by the sampling object of hollow needle tubing for inductive switch Prompting health care worker carry out that timely tissue fluid is separated with marrow and marrow samples.
Preferably, the draining hole oral area is equipped with plug, is sealed by plug to draining hole, prevents micronic dust from entering set In cylinder, the use environment of sleeve is polluted.
Preferably, Ring like suction disc oral area is equipped with contact angle in the guiding mechanism, and contact angle makes Ring like suction disc better The skin of patient is contacted, further such that the vertical knit stitch sampling in guide sleeve of hollow needle tubing, to ensure that site of puncture Precisely, mitigate the pain of patient.
Preferably, the triangular pyramid conical surface side wall is equipped with avoiding hollow groove, and avoiding hollow groove effectively reduces when triangular pyramid punctures Resistance, the piercing needle for being can smoothly enter into marrow, be sampled to marrow.
Beneficial effect is shown the utility model compared with prior art:
1) it carries out negative pressure to Ring like suction disc by negative pressure exhaust valve to vacuumize, so that Ring like suction disc is fixedly connected on patient's skin On skin, under the auxiliary of guide sleeve, it is ensured that piercing needle and the vertical inserting needle of hollow needle tubing further ensure the essence of site of puncture Accuracy, to mitigate the pain of bone marrow aspiration;Negative pressure exhaust valve side is equipped with intake valve, opens intake valve and makes annular suction Air pressure in disk is consistent with atmospheric pressure, and aspect guiding mechanism is detached from skin, facilitates taking-up;
2) rotating seat carries out rotating down pressing to support rod, twisting resistance is transmitted to knock-pin by support rod, knock-pin is logical The corner angle for crossing triangular pyramid, which puncture, enters marrow, the extruding by rubber extruded set to casing inner sidewall, so that piercing needle is being taken out Moment out, casing is interior to form negative pressure extracting, further makes tissue fluid or bone marrow aspiration to draining hole;
3) by the way that several shunting plugs are arranged, tissue fluid is separated with marrow, sampling in different time periods is carried out It stores classifiedly, it is more objective that blood analysis accurately is carried out to patient, it is further that patient is assisted to treat;
4) casing head side is equipped with diversion pipe, and diversion pipe is equipped with check valve, and diversion pipe one end is equipped with smear mouth, smear mouth For Duckbill type smear mouth, smear mouth effectively applies the marrow of extraction on the glass sheet, and quick smear tests experiment ensure that reality The accuracy tested.
Detailed description of the invention
Attached drawing 1 is a kind of hematology's bone marrow aspiration sampler structural schematic diagram of the utility model;
Attached drawing 2 is guiding mechanism structural schematic diagram in a kind of hematology's bone marrow aspiration sampler of the utility model;
Attached drawing 3 is guiding mechanism bottom view in a kind of hematology's bone marrow aspiration sampler of the utility model;
Attached drawing 4 is piercing needle bottom view in a kind of hematology's bone marrow aspiration sampler of the utility model;
Attached drawing 5 is hollow needle tubing structural schematic diagram in a kind of hematology's bone marrow aspiration sampler of the utility model;
Attached drawing 6 is negative pressure bottle structural schematic diagram in a kind of hematology's bone marrow aspiration sampler of the utility model;
Attached drawing 7 is fluid stopping buckle structure schematic diagram in a kind of hematology's bone marrow aspiration sampler of the utility model;
In figure: the hollow needle tubing of 11-, 12- needle tubing cap, 13- piercing needle, 14- casing, 141- casing head, 142- draining hole, 143- plug, 15- finger ring, 16- pedestal, 17- inductive switch, 171- warning lamp, 18- guiding mechanism, 19- drainage tube, 191- Shunting plug, 20- negative pressure bottle, 21- rack, 2101- fixed plate, 2102- partition, 2103- support plate, 22- fluid stopping button, 2201- lifting slot, 23- check valve, 24- diversion pipe, 25- smear mouth, 101- tap hole, 102- graduation mark, 103- ring groove, 201- triangular pyramid, 20101- avoiding hollow groove, 202- knock-pin, 203- support rod, 204- rotating seat, 205- non-slip groove, 206- rubber Extruded sleeve, 301- guide sleeve, 302- Ring like suction disc, 3021- contact angle, 303- negative pressure exhaust valve, 304- intake valve.
Specific embodiment
For convenience of the understanding of those skilled in the art, 1-7 with reference to the accompanying drawing, to the technical solution of the utility model into one Step illustrates.
A kind of hematology's bone marrow aspiration sampler, including hollow needle tubing 11, needle tubing cap 12, piercing needle 13, casing 14, Finger ring 15, pedestal 16, guiding mechanism 18, drainage tube 19, negative pressure bottle 20, rack 21, check valve 23, diversion pipe 24, smear Mouth 25, the hollow needle tubing 11 are the hollow needle tubing of plagiocephaly, and the hollow needle tubing beveled end mouth side wall of plagiocephaly is equipped with several tap holes 101, The flow that tap hole 101 increases hollow needle tubing beveled end mouth enters area, to preferably accelerate the sampling of bone marrow aspiration;It is empty 101 lateral wall of heart needle tubing is equipped with graduation mark 102, and graduation mark 102 accurately measures needle tubing and is pierced into depth, the hollow needle tubing lateral wall 102 side of graduation mark is equipped with ring groove 103, and ring groove 103 reduces the resistance that needle tubing punctures.
Guiding mechanism 18 is equipped on the outside of the hollow needle tubing 11, guiding mechanism 18 ensures that piercing needle and hollow needle tubing are vertical Inserting needle further ensures the precision of site of puncture.
The guiding mechanism 18 includes guide sleeve 301, Ring like suction disc 302, negative pressure exhaust valve 303, intake valve 304, described 301 bottom of guide sleeve is equipped with Ring like suction disc 302, and 302 side wall of Ring like suction disc is equipped with negative pressure exhaust valve 303, passes through negative pressure exhaust Valve 303 carries out negative pressure to Ring like suction disc 302 and vacuumizes, so that Ring like suction disc 302 is fixedly connected on patient skin, in guide sleeve Auxiliary under, it is ensured that piercing needle and the vertical inserting needle of hollow needle tubing further ensure the precision of site of puncture, to mitigate The pain of bone marrow aspiration;303 side of negative pressure exhaust valve is equipped with intake valve 304, opens intake valve and makes in Ring like suction disc Air pressure is consistent with atmospheric pressure, and aspect guiding mechanism is detached from skin, facilitates taking-up.
Described 11 one end of hollow needle tubing is equipped with needle tubing cap 12, and 12 inner sidewall of needle tubing cap is equipped with internal screw thread, and needle tubing cap 12 passes through 14 one end casing head 141 of screw joint casing, 141 side of described sleeve pipe head are equipped with diversion pipe 24, and the diversion pipe 24 is equipped with Check valve 23,24 one end of diversion pipe are equipped with smear mouth 25, and smear mouth 25 is Duckbill type smear mouth, and smear mouth 25 will effectively extract Marrow apply on the glass sheet, the experiment of quick smear tests ensure that the accuracy of experiment.
14 side wall of described sleeve pipe is equipped with a pair of finger ring 15, is worn by pushing finger ring 15 to hollow needle tubing progress marrow Thorn;Piercing needle 13 is equipped in described sleeve pipe 14, piercing needle 13 passes through hollow needle tubing 11 and punctures to marrow, piercing needle 13 include triangular pyramid 201, knock-pin 202, support rod 203, rotating seat 204, non-slip groove 205, rubber extruded set 206, the rotation Swivel base 204 is equipped with several non-slip grooves 205, and 204 one end of rotating seat is equipped with support rod 203, and 203 one end of support rod is equipped with knock-pin 202,202 head of knock-pin is equipped with triangular pyramid 201, and the support rod 203 is equipped with rubber extruded set 206,14 other end of casing Equipped with pedestal 16,14 side wall of casing is equipped with draining hole 142;Rotating seat 204 carries out rotating down pressing to support rod 203, passes through support Twisting resistance is transmitted to knock-pin 202 by bar 203, and knock-pin 202 is punctured by the corner angle of triangular pyramid 201 enters marrow, passes through rubber Extruding of the glue extruded sleeve 206 to casing inner sidewall, so that piercing needle 13 forms negative pressure extracting within extraction moment, casing 14, Further make tissue fluid or bone marrow aspiration to draining hole 142.
The draining hole 142 connects negative pressure bottle 20 by drainage tube 19, and the drainage tube 19 is equipped with several shunting plugs 191, the negative pressure bottle 20 is set in rack 21, and the rack 21 includes fixed plate 2101, partition 2102, support plate 2103, rack 21 is interior to be equipped with several partitions 2102, and 2102 side of partition is equipped with negative pressure bottle 20, and negative pressure bottle 20 is set to fixed plate Upper 2101,2101 top of fixed plate is equipped with support plate 2103, and support plate 2103 is equipped with fluid stopping button 22, and fluid stopping button 22 is equipped with and mentions Kerve 2201 separates tissue fluid with marrow by the way that several shunting plugs 191 are arranged, to it is in different time periods sample into Row stores classifiedly, more objective accurately to carry out blood analysis to patient, further that patient is assisted to treat.
Described sleeve pipe head 141 is the transparent body, and 141 side wall of casing head is equipped with inductive switch 17, and 17 side of inductive switch is equipped with Warning lamp 171 passes to warning lamp by signal by capturing to by the sampling object of hollow needle tubing for inductive switch 17 171, so that health care worker preferably be reminded to carry out, timely tissue fluid is separated with marrow and marrow samples.
142 oral area of draining hole is equipped with plug 143, is sealed by plug to draining hole, prevents micronic dust from entering set In cylinder, the use environment of sleeve is polluted.
302 oral area of Ring like suction disc is equipped with contact angle 3021 in the guiding mechanism 18, and contact angle makes Ring like suction disc more preferable Contact patient skin, further such that the vertical knit stitch in guide sleeve of hollow needle tubing samples, to ensure that site of puncture It is accurate, mitigate the pain of patient.
201 conical surface side wall of triangular pyramid is equipped with avoiding hollow groove 20101, and avoiding hollow groove 20101 effectively reduces triangular pyramid 201 Resistance when puncture, the piercing needle for being can smoothly enter into marrow, be sampled to marrow.
Above content is only the structure example and explanation to the utility model, the technologies of affiliated the art Personnel make various modifications or additions to the described embodiments or are substituted in a similar manner, without departing from The structure of utility model or beyond the scope defined by this claim, all should belong to the protection range of the utility model.

Claims (6)

1. a kind of hematology's bone marrow aspiration sampler, including hollow needle tubing, needle tubing cap, piercing needle, casing, finger ring, bottom Seat, guiding mechanism, drainage tube, negative pressure bottle, rack, check valve, diversion pipe, smear mouth, it is characterised in that the hollow needle tubing For the hollow needle tubing of plagiocephaly, the hollow needle tubing beveled end mouth side wall of plagiocephaly is equipped with several tap holes, and hollow needle tubing lateral wall is equipped with scale Line;
Be equipped with guiding mechanism on the outside of the hollow needle tubing, the guiding mechanism include guide sleeve, Ring like suction disc, negative pressure exhaust valve, Intake valve, the guide sleeve bottom are equipped with Ring like suction disc, and Ring like suction disc side wall is equipped with negative pressure exhaust valve, the negative pressure exhaust valve Side is equipped with intake valve;Described hollow needle tubing one end is equipped with needle tubing cap, and needle tubing cap inner sidewall is equipped with internal screw thread, and needle tubing cap passes through spiral shell Line connecting sleeve one end casing head, the first side of described sleeve pipe are equipped with diversion pipe, and the diversion pipe is equipped with check valve, diversion pipe one End is equipped with smear mouth, and smear mouth is Duckbill type smear mouth;Described sleeve pipe side wall is equipped with a pair of finger ring, is equipped with and wears in described sleeve pipe Pricker head, piercing needle include triangular pyramid, knock-pin, support rod, rotating seat, non-slip groove, rubber extruded set, on the rotating seat Equipped with several non-slip grooves, rotating seat one end is equipped with support rod, and support rod one end is equipped with knock-pin, and ejection club head is equipped with trigone Cone, the support rod are equipped with rubber extruded set, and the casing other end is equipped with pedestal, and sleeve side walls are equipped with draining hole;
The draining hole connects negative pressure bottle by drainage tube, and the drainage tube is equipped with several shunting plugs, and the negative pressure bottle is set It is placed in rack, the rack includes fixed plate, partition, support plate, is equipped with several partitions in rack, partition side is set There is negative pressure bottle, negative pressure bottle is set in fixed plate, and fixed plate top is equipped with support plate, and support plate is equipped with fluid stopping button, fluid stopping button It is equipped with lifting slot.
2. a kind of hematology's bone marrow aspiration sampler according to claim 1, it is characterised in that outside the hollow needle tubing Side wall graduation mark side is equipped with ring groove.
3. a kind of hematology's bone marrow aspiration sampler according to claim 1, it is characterised in that described sleeve pipe head is Phaneroplasm, casing head side wall are equipped with inductive switch, and inductive switch side is equipped with warning lamp.
4. a kind of hematology's bone marrow aspiration sampler according to claim 1, it is characterised in that the draining hole oral area Equipped with plug.
5. a kind of hematology's bone marrow aspiration sampler according to claim 1, it is characterised in that in the guiding mechanism Ring like suction disc oral area is equipped with contact angle.
6. a kind of hematology's bone marrow aspiration sampler according to claim 1, it is characterised in that the triangular pyramid conical surface Side wall is equipped with avoiding hollow groove.
CN201820604259.0U 2018-04-25 2018-04-25 A kind of hematology's bone marrow aspiration sampler Expired - Fee Related CN208892646U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110801542A (en) * 2019-11-08 2020-02-18 吉林大学 Pericardial effusion drainage draw-out device for nursing of cardiology department
CN112472084A (en) * 2020-11-30 2021-03-12 重庆医科大学附属第一医院 Sterile blood sampling facility based on organ transplantation early detection
CN112741656A (en) * 2021-02-05 2021-05-04 赵晓 Tumor puncture extraction device
CN113907951A (en) * 2020-07-09 2022-01-11 四川大学华西医院 Outer support needle way port negative pressure suction sealing device and using method thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110801542A (en) * 2019-11-08 2020-02-18 吉林大学 Pericardial effusion drainage draw-out device for nursing of cardiology department
CN113907951A (en) * 2020-07-09 2022-01-11 四川大学华西医院 Outer support needle way port negative pressure suction sealing device and using method thereof
CN112472084A (en) * 2020-11-30 2021-03-12 重庆医科大学附属第一医院 Sterile blood sampling facility based on organ transplantation early detection
CN112472084B (en) * 2020-11-30 2022-07-19 重庆医科大学附属第一医院 Sterile blood sampling facility based on organ transplantation early detection
CN112741656A (en) * 2021-02-05 2021-05-04 赵晓 Tumor puncture extraction device

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190524

Termination date: 20200425

CF01 Termination of patent right due to non-payment of annual fee