CN209678563U - A kind of pathology department's bone marrow aspiration biopsy needle - Google Patents
A kind of pathology department's bone marrow aspiration biopsy needle Download PDFInfo
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- CN209678563U CN209678563U CN201821536665.4U CN201821536665U CN209678563U CN 209678563 U CN209678563 U CN 209678563U CN 201821536665 U CN201821536665 U CN 201821536665U CN 209678563 U CN209678563 U CN 209678563U
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- injection
- bone marrow
- tube
- needle
- biopsy
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Abstract
The utility model relates to technical field of medical equipment, and disclose a kind of pathology department's bone marrow aspiration biopsy needle, including injection-tube, loose slot are offered in the middle part of the injection-tube, and the middle part of injection-tube is flexibly connected by loose slot with the both ends of limited block.Pathology department's bone marrow aspiration biopsy needle, the structure being flexibly connected by biopsy device with injection needle, it realizes when one end of injection needle being injected into human bone marrow's acquisition by pushing block, hardness pincers rotation can be driven to bite away a part of bone marrow biopsy and collect the inside of hardness pincers with rotating screw cap II, the problem of inspection can not be sampled to marrow when there is the case where bone marrow dry tap, is avoided during extracting using sting device to bone marrow fluid, bone marrow biopsy can also be carried out in same position by biopsy device after getting bone marrow fluid to be sampled, it is analyzed convenient for the different characteristics to marrow, improve the functionality of device.
Description
Technical field
The utility model relates to technical field of medical equipment, specially a kind of pathology department's bone marrow aspiration biopsy needle.
Background technique
Bone marrow aspiration refer to marrow puncture needle take out smear after bone marrow fluid it is auspicious-Ji dyes standby inspection, bone marrow biopsy then refers to
A myeloid tissue is obtained with myeloid biopsy needle, the dyeing such as row Ji's nurse Sa standby inspection is both to marrow after fixed embedded section
The mode being sampled.
Existing marrow puncture needle or myeloid biopsy needle because its insertion distance generally by clinician experience
Judged and controlled, relatively simple can not be inserted at sample of bone marrow acquisition, marrow can not be collected when being inserted into shallow
Sample, insertion is too deep its hetero-organization to be caused to damage to patient's body, in the mistake extracted using sting device to bone marrow fluid
Inspection can not be sampled when occurring the case where bone marrow dry tap in journey to marrow and can not also pass through biopsy after getting bone marrow fluid
Device carries out bone marrow biopsy in same position and is sampled, and can not analyze the different characteristics of same position marrow.
Utility model content
For the deficiency of existing marrow puncture needle, the utility model provides a kind of pathology department's bone marrow aspiration biopsy needle,
Have accuracy height, convenient for operation, separately samples, the advantages of highly effective, solve existing marrow puncture needle or marrow
Biopsy needle relatively simple can not be inserted because its insertion distance judges and controlled generally by the experience of clinician
Enter at sample of bone marrow acquisition and it is existing take marrow equipment can not after getting bone marrow fluid by biopsy device in same position
It carries out bone marrow biopsy to be sampled, inconvenient the problem of analyzing the different characteristics of same position marrow.
The utility model provides the following technical solutions: a kind of pathology department's bone marrow aspiration biopsy needle, including injection-tube, described
Loose slot is offered in the middle part of injection-tube, and the middle part of injection-tube is flexibly connected by loose slot with the both ends of limited block, it is described
The side of limited block is fixedly connected with injection needle, and the side of the injection-tube is fixedly connected with hand block, and the one of the injection-tube
Backing plate is equipped between side and hand block, the side of the hand block is fixedly connected with thread barrel, and the inside of the thread barrel opens up
Have a thread groove, and the inside of thread barrel is threadedly coupled by thread groove with the middle part of threaded rod, one end of the threaded rod with push away
The internal activity of block connects, and the other end of the threaded rod is fixedly connected with the nut I being located at outside thread barrel.
Preferably, the other side of the injection-tube is equipped with fixed plate, and the radius of injection-tube other side fixed plate is it
Times of central radius, the other side and the patient skin of the injection-tube contact with each other.
Preferably, the inside of the injection needle and sting device pivot bush unit, the sting device includes puncture needle, described
One end of puncture needle is located at the outside of injection needle, and the other end of the puncture needle is fixedly connected with the side of retention plate I, described solid
The side of position plate I is flexibly connected with limited block, and the other side of retention plate I is fixedly installed with air bag.
Preferably, the inside of the injection needle and biopsy device pivot bush unit, the biopsy device includes hardness pincers, described
One end of hardness pincers is located at the outside of injection needle, and the other end of the hardness pincers is fixedly connected with the side of retention plate II, described
The side of retention plate II is flexibly connected with limited block, and the other side of retention plate II is fixedly installed with nut II.
Preferably, the middle part of the hand block outer ring is equipped with arc non-slip groove.
Preferably, the outer ring of the thread barrel is equipped with scale strip.
Preferably, one end of the threaded rod is equipped with card slot, and one end of threaded rod passes through the side phase of card slot and pushing block
Mutually clamping, the other side of the pushing block is flexibly connected with limited block.
With existing marrow puncture needle compare, the utility model have it is following the utility model has the advantages that
1, pathology department's bone marrow aspiration biopsy needle is being carried out by the way that scale strip is arranged in the outer ring of thread barrel convenient for doctor
Pushing block controls the distance of insertion during injecting, sample of bone marrow can not be collected by avoiding when being inserted into shallow, be inserted into too deep meeting
To patient's body, its hetero-organization causes to damage, and improves the accuracy of device.
2, pathology department's bone marrow aspiration biopsy needle, the structure being flexibly connected by biopsy device with injection needle realize
When one end of injection needle being injected into human bone marrow's acquisition by pushing block, hardness pincers rotation can be driven to bite away one with rotating screw cap II
Part bone marrow biopsy and the inside for collecting hardness pincers, are avoided in the process extracted using sting device to bone marrow fluid
In the problem of can not being sampled inspection to marrow when there is the case where bone marrow dry tap, work can also be passed through after getting bone marrow fluid
Checking device carries out bone marrow biopsy in same position and is sampled, and analyzes convenient for the different characteristics to marrow, improves dress
The functionality set.
Detailed description of the invention
Fig. 1 is the utility model structure front schematic view；
Fig. 2 is the utility model structure thread barrel outside schematic diagram；
Fig. 3 is the utility model structure sting device and injection needle connection schematic diagram；
Fig. 4 is the utility model structure biopsy device and injection needle connection schematic diagram.
In figure: 1, injection-tube；2, limited block；3, injection needle；4, hand block；5, backing plate；6, thread barrel；7, threaded rod；8,
Pushing block；9, nut I；10, sting device；101, puncture needle；102, retention plate I；103, air bag；11, biopsy device；111, rigid
Pincers；112, retention plate II；113, nut II.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3, a kind of pathology department's bone marrow aspiration biopsy needle, including injection-tube 1, the other side of injection-tube 1 is please referred to set
There is fixed plate, the radius of 1 other side fixed plate of injection-tube is 2 times of its central radius, the other side of injection-tube 1 and patient skin
It contacts with each other, by being provided with the biggish fixed plate of area in the other side of injection-tube 1, realizes in injection-tube 1 and patient's skin
The function that forced area will increase during skin contacts with each other, the skin for avoiding patient are injected the friction of 1 other side of pipe and make
The problem of at damage, the applicability of device is improved, the middle part of injection-tube 1 offers loose slot, and the middle part of injection-tube 1 passes through
Loose slot is flexibly connected with the both ends of limited block 2, and the side of limited block 2 is fixedly connected with injection needle 3, the inside of injection needle 3 with
10 pivot bush unit of sting device, sting device 10 include puncture needle 101, and one end of puncture needle 101 is located at the outside of injection needle 3,
The other end of puncture needle 101 is fixedly connected with the side of retention plate I 102, and the side of retention plate I 102 and 2 activity of limited block are even
It connects, and the other side of retention plate I 102 is fixedly installed with air bag 103, the knot being flexibly connected by sting device 10 with injection needle 3
Structure realizes when one end of injection needle 3 being injected into human bone marrow's acquisition by pushing block 8, can generate suction pair by air bag 103
The bone marrow fluid of inside of human body is drawn, and the practicability of device is improved, and the side of injection-tube 1 is fixedly connected with hand block 4, hand
The middle part for holding 4 outer ring of block is equipped with arc non-slip groove, by the way that anti-skid chequer is arranged in the external of hand block 4, carries out convenient for doctor is hand-held
The injection of pushing block 8 improves the simplicity of device, and backing plate 5 is equipped between the side and hand block 4 of injection-tube 1, hand block 4
Side is fixedly connected with thread barrel 6, and the outer ring of thread barrel 6 is equipped with scale strip, by the way that scale strip is arranged just in the outer ring of thread barrel 6
Yu doctor controls the distance of insertion during carrying out pushing block 8 and injecting, and marrow sample can not be collected by avoiding when being inserted into shallow
This, insertion is too deep its hetero-organization to be caused to damage to patient's body, improve the accuracy of device, the inside of thread barrel 6 opens up
There is thread groove, and the inside of thread barrel 6 is threadedly coupled by thread groove with the middle part of threaded rod 7, one end of threaded rod 7 is equipped with card
Slot, and one end of threaded rod 7 is mutually clamped by the side of card slot and pushing block 8, the other side of pushing block 8 and 2 activity of limited block are even
It connects, drives threaded rod 7 to rotate synchronously by rotating screw cap I 9, so that threaded rod 7 pushes pushing block 8 slow to the other side of injection-tube 1
It is slow mobile, it pushes injection needle 3 to slowly enter at bone marrow collection into the human body, convenient for being acquired to sample of bone marrow, improves
One end of the practicability of device, threaded rod 7 is connect with the internal activity of pushing block 8, the other end of threaded rod 7 be located at thread barrel 6
External nut I 9 is fixedly connected.
Embodiment two:
Referring to Fig. 4, a kind of pathology department's bone marrow aspiration biopsy needle, the inside of injection needle 3 and 11 movable sleeve of biopsy device
It connects, biopsy device 11 includes hardness pincers 111, and one end of hardness pincers 111 is located at the outside of injection needle 3, the other end of hardness pincers 111
It is fixedly connected with the side of retention plate II 112, the side of retention plate II 112 is flexibly connected with limited block 2, and retention plate II 112
The other side be fixedly installed with nut II 113, the structure being flexibly connected by biopsy device 11 with injection needle 3 is realized by pushing away
When one end of injection needle 3 is injected at human bone marrow's acquisition by block 8,111 rotation of hardness pincers can be driven to sting with rotating screw cap II 113
Next part bone marrow biopsy and the inside for collecting hardness pincers 111, avoiding can not be right when there is the case where bone marrow dry tap
Marrow is sampled the problem of inspection, and it is living to carry out marrow in same position by biopsy device 11 after getting bone marrow fluid
Tissue is sampled, and is analyzed convenient for the different characteristics to marrow, and the functionality of device is improved.
Working principle, rotating screw cap I 9 drive threaded rod 7 to rotate synchronously, so that threaded rod 7 pushes pushing block 8 to injection-tube 1
The other side slowly move, push injection needle 3 slowly enter at bone marrow collection into the human body, observe spiral shell during promotion
The scale strip of 6 outer ring of line cylinder, controls the distance of insertion, prevent from being inserted into it is too deep patient's body can be caused to damage its hetero-organization, when
When injection needle 3 is reached at appropriate acquisition, injection-tube 1 is pulled out to the side far from injection needle 3, remaining injection needle 3 is located at human body
On, then sting device 10 is passed through into injection needle 3 and is protruded at bone marrow collection, marrow is drawn by puncture needle 101 after extruding gasbag 103
Sting device 10 is taken out after liquid, then biopsy device 11 is protruded at the same marrow acquisition of bone, and rotating screw cap II 113 drives hardness pincers
111 rotation bite away a part of bone marrow biopsy and collect hardness pincers 111 inside, same position carry out bone marrow biopsy into
Row sampling, analyzes the different characteristics of marrow.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (1)
1. a kind of pathology department's bone marrow aspiration biopsy needle, including injection-tube (1), it is characterised in that: the middle part of the injection-tube (1)
Loose slot is offered, and the middle part of injection-tube (1) is flexibly connected by loose slot with the both ends of limited block (2), the injection-tube
(1) the other side is equipped with fixed plate, and the radius of injection-tube (1) other side fixed plate is 2 times of its central radius, the note
The other side for penetrating pipe (1) contacts with each other with patient skin, and the side of the limited block (2) is fixedly connected with injection needle (3), described
The inside of injection needle (3) and sting device (10) pivot bush unit, the sting device (10) includes puncture needle (101), described to wear
One end of pricker (101) is located at the outside of injection needle (3), the other end of the puncture needle (101) and the one of retention plate I (102)
Side is fixedly connected, and the side of the retention plate I (102) is flexibly connected with limited block (2), and the other side of retention plate I (102) is solid
Dingan County is equipped with air bag (103), the inside of the injection needle (3) and biopsy device (11) pivot bush unit, the biopsy device (11)
(111) are clamped including rigid, one end of the hardness pincers (111) is located at the outside of injection needle (3), and the hardness clamps the another of (111)
One end is fixedly connected with the side of retention plate II (112), and the side of the retention plate II (112) is flexibly connected with limited block (2),
And the other side of retention plate II (112) is fixedly installed with nut II (113), the side of the injection-tube (1) is fixedly connected with hand
It holds block (4), the middle part of hand block (4) outer ring is equipped with arc non-slip groove, the side and hand block (4) of the injection-tube (1)
Between be equipped with backing plate (5), the side of the hand block (4) is fixedly connected with thread barrel (6), and the outer ring of the thread barrel (6) is set
There is scale strip, the inside of the thread barrel (6) offers thread groove, and the inside of thread barrel (6) passes through thread groove and threaded rod
(7) middle part is threadedly coupled, and one end of the threaded rod (7) is connect with the internal activity of pushing block (8), the threaded rod (7)
One end is equipped with card slot, and one end of threaded rod (7) is mutually clamped by the side of card slot and pushing block (8), the pushing block (8) it is another
Side is flexibly connected with limited block (2), and the other end of the threaded rod (7) nut I (9) external with thread barrel (6) are located at is solid
Fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821536665.4U CN209678563U (en) | 2018-09-20 | 2018-09-20 | A kind of pathology department's bone marrow aspiration biopsy needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821536665.4U CN209678563U (en) | 2018-09-20 | 2018-09-20 | A kind of pathology department's bone marrow aspiration biopsy needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209678563U true CN209678563U (en) | 2019-11-26 |
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ID=68593996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821536665.4U Expired - Fee Related CN209678563U (en) | 2018-09-20 | 2018-09-20 | A kind of pathology department's bone marrow aspiration biopsy needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209678563U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113855098A (en) * | 2021-10-08 | 2021-12-31 | 安徽医科大学第四附属医院 | Leak protection bone biopsy |
| CN116549028A (en) * | 2023-07-11 | 2023-08-08 | 四川省医学科学院·四川省人民医院 | Anticoagulation bone marrow collection system |
-
2018
- 2018-09-20 CN CN201821536665.4U patent/CN209678563U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113855098A (en) * | 2021-10-08 | 2021-12-31 | 安徽医科大学第四附属医院 | Leak protection bone biopsy |
| CN113855098B (en) * | 2021-10-08 | 2023-11-10 | 安徽省公共卫生临床中心(安徽省传染病医院) | Leakage-proof bone biopsy device |
| CN116549028A (en) * | 2023-07-11 | 2023-08-08 | 四川省医学科学院·四川省人民医院 | Anticoagulation bone marrow collection system |
| CN116549028B (en) * | 2023-07-11 | 2023-09-08 | 四川省医学科学院·四川省人民医院 | Anticoagulation bone marrow collection system |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191126 Termination date: 20200920 |
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| CF01 | Termination of patent right due to non-payment of annual fee |