CN110448362A - A kind of hematology's marrow puncture needle - Google Patents
A kind of hematology's marrow puncture needle Download PDFInfo
- Publication number
- CN110448362A CN110448362A CN201910786301.4A CN201910786301A CN110448362A CN 110448362 A CN110448362 A CN 110448362A CN 201910786301 A CN201910786301 A CN 201910786301A CN 110448362 A CN110448362 A CN 110448362A
- Authority
- CN
- China
- Prior art keywords
- needle
- connecting rod
- needle body
- block
- hematology
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B2017/347—Locking means, e.g. for locking instrument in cannula
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention belongs to puncture needle technical fields, in particular a kind of hematology's marrow puncture needle, including needle and needle the needle body of lower section, integrally formed with connecting block on the lower surface of needle handle, the inside of connecting block is screwed with sleeve by screw thread, welding has connecting rod at two side positions of connecting block, the outside of needle body is provided with positioning ring, the inner surface of positioning ring is in contact with the surface of needle body, welding has switch block at two side positions of positioning ring, connecting rod is provided between switch block and connecting rod, the present invention is during use, during being punctured using needle handle and needle body to patient, the outside of needle body is provided with positioning ring, when needle body, which is worn, taps into inside of human body, positioning ring gradually moves up under the lattice gear effect in human epidermal face, in the process, the inner surface of positioning ring is in contact with the surface of needle body, by positioning ring to needle body On will enter patient inside position at have certain position-limiting action.
Description
Technical field
The invention belongs to puncture needle technical fields, and in particular to a kind of hematology's marrow puncture needle.
Background technique
The problem of hematology is branch's primary treatment hemopoietic system of internal medicine, hematology can also be many non-blood
The haematological involvement of disease provides professional sex service and carries out multinomial engineering test, often will do it bone marrow aspiration in hematology
Art, and bone marrow puncture is to acquire a kind of common diagnostic techniques of bone marrow fluid, clinically bone marrow aspiration is also commonly used for haemocyte shape
State checks, it can also be used to which candidate stem cell acquires, culture, CYTOGENETIC ANALYSIS OF ONE and Pathogen Biology inspection etc., herein mistake
Cheng Zhong will use a kind of hematology's marrow puncture needle generally to carry out corresponding surgical procedure, and existing hematology's marrow
Puncture needle during use, since the length of needle body itself is longer, punctures internal marrow passing through patient's epidermis
During, for needle body without preferably firm component, so that hematology's marrow puncture needle needle body does not have when in use
Preferable stability may be affected, certain due to the uncertainty that medical worker holds to puncture process
In degree, procedure efficiency is reduced, and existing needle body and needle be being mostly one-piece member, without more controllabilitys,
Certain adjustment preferably can not be made to needle body according to the actual conditions of patient, so that existing hematology's marrow puncture needle exists
With certain limitation when use.
Summary of the invention
To solve the problems mentioned above in the background art.The present invention provides a kind of hematology's marrow puncture needles, have
Needle body puncture process is more stable and has the characteristics of certain regulating power.
To achieve the above object, the invention provides the following technical scheme: a kind of hematology's marrow puncture needle, including needle with
And needle, the needle body of lower section, integrally formed with connecting block on the lower surface of needle handle, the inside of connecting block is screwed with set by screw thread
Tin, welding has connecting rod at two side positions of connecting block, and the outside of needle body is provided with positioning ring, the inner surface and needle body of positioning ring
Surface be in contact, welding has switch block at two side positions of positioning ring, be provided with connecting rod between switch block and connecting rod, the one of connecting rod
End is connected by bull stick with switch block, and the other end of connecting rod is connected with fixture block by shaft, and fixture block is connected in connection by sliding block
In sliding slot inside bar, button is provided in the both side surface of sleeve.
Preferably, button is connect by spring with sleeve resilience, is provided with fixed link, fixed link at two side positions of needle body
It is an integral structure with needle body, several hole slots is offered on the surface of fixed link.
Preferably, card is placed with square plate at a side position of connecting rod inner bottom surface, is bonded with second above square plate
Protrusion, integrally formed with the first protrusion, the first protrusion and the second protrusion are elastic component for the lower surface of fixture block.
Preferably, be provided with limit button at a side position of connecting block, limit the screw rod of button one end by screw thread be screwed on into
The inside of the connecting block and surface for limiting button end is in contact with the surface of sleeve.
Preferably, tension spring is provided between fixture block and the inner wall of connecting rod, the inside into fixture block, tension spring are inlayed in one end of tension spring
The other end inlay into the inner wall of connecting rod.
Preferably, the radius of hole slot and the section radius of button match.
Compared with prior art, the beneficial effects of the present invention are: the present invention during use, is using needle handle and needle
During body punctures patient, the outside of needle body is provided with positioning ring, when needle body, which is worn, taps into inside of human body,
Positioning ring gradually moves up, in the process, the inner surface of positioning ring and the surface of needle body under the lattice gear effect in human epidermal face
It is in contact, by positioning ring to having certain position-limiting action at the position that will enter inside patient on needle body, guarantees entire
Needle body can be relatively stable puncture into marrow, to solve original hematology's marrow puncture needle when in use due to length
Problem causes puncture process easily to deviate unstable problem, and the button of cartridge exterior is worn and taps into hole slot different in fixed link
In, quickly the distance between needle body and sleeve can be adjusted, so as to according to the actual conditions of sufferer, to needle body
Penetration length is adjusted, increase hematology's marrow puncture needle practicability and quick modulability.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram amplified at A in Fig. 1；
Fig. 3 is the structural schematic diagram of middle sleeve of the present invention and needle body junction；
Fig. 4 is the structural schematic diagram amplified at B in Fig. 3；
Fig. 5 is the structural schematic diagram in the present invention inside connecting rod.
In figure: 1, needle handle；2, sleeve；3, needle body；4, connecting block；5, connecting rod；6, connecting rod；7, positioning ring；8, switch block；9,
Limit button；10, fixed link；11, button；12, hole slot；13, fixture block；14, the first protrusion；15, the second protrusion；16, tension spring.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
Please refer to Fig. 1-5, the present invention is the following technical schemes are provided: a kind of hematology's marrow puncture needle, including needle is 1 and needle handle
The needle body 3 of 1 lower section, needle is, integrally formed with connecting block 4, the inside of connecting block 4 is screwed with sleeve by screw thread on 1 lower surface
2, welding has a connecting rod 5 at two side positions of connecting block 4, and the outside of needle body 3 is provided with positioning ring 7, the inner surface of positioning ring 7 with
The surface of needle body 3 is in contact, and welding has switch block 8 at two side positions of positioning ring 7, is provided with connecting rod between switch block 8 and connecting rod 5
6, one end of connecting rod 6 is connected by bull stick with switch block 8, and the other end of connecting rod 6 is connected with fixture block 13 by shaft, and fixture block 13 is logical
It crosses in the sliding slot that sliding block is connected in inside connecting rod 5, button 11 is provided in the both side surface of sleeve 2, by assisting accordingly
Type rock-steady structure guarantees that puncture that entire needle body 3 can be relatively stable into marrow, is worn to solve original hematology's marrow
Pricker causes puncture process easily to deviate unstable problem due to length issue when in use, increases hematology's marrow puncture needle
Practicability.
Specifically, button 11 passes through spring and 2 elastic connection of sleeve, it is provided with fixed link 10 at two side positions of needle body 3,
Fixed link 10 is an integral structure with needle body 3, several hole slots 12 are offered on the surface of fixed link 10, are enabled outside sleeve 2
11 bullet of button sticks into hole slot 12 different in fixed link 10, quickly can make tune to the distance between needle body 3 and sleeve 2
Integration is fixed, and so as to which according to the actual conditions of sufferer, the penetration length of needle body 3 is adjusted, increases hematology's marrow
The adjustability of puncture needle.
Specifically, card is placed with square plate at a side position of 5 inner bottom surface of connecting rod, second is bonded with above square plate
Protrusion 15, integrally formed with the first protrusion 14, the first protrusion 14 and the second protrusion 15 are elastic component for the lower surface of fixture block 13,
Under the clamping effect of the first protrusion 14 and the second protrusion 15, being inconjunction with connecting rod 6 to fixture block 13 has preferably firm effect.
Specifically, being provided with limit button 9 at a side position of connecting block 4, the screw rod of limit 9 one end of button is screwed on by screw thread
The surface of inside and limit 9 end of button into connecting block 4 is in contact with the surface of sleeve 2, and limit button 9 gives sleeve 2 and linking
The stability certain when connecting of block 4, ensure that sleeve 2 keeps preferable stationarity in puncture needle use.
Specifically, being provided with tension spring 16 between fixture block 13 and the inner wall of connecting rod 5, one end of tension spring 16 is inlayed into fixture block 13
Inside, the other end of tension spring 16 are inlayed into the inner wall of connecting rod 5, and tension spring 16 provides certain elastic force for the movement of fixture block 13 and makees
With after the completion of work, after square plate is removed, fixture block 13 can quickly reset under the action of tension spring 16.
Specifically, the radius of hole slot 12 and the section radius of button 11 match, so that button 11 is made in the elastic force of spring
It can normally be clamped under into corresponding hole slot 12, complete to being fixedly connected between sleeve 2 and needle body 3.
The working principle of the invention and process for using: the present invention during use, is using needle that 1 and needle body 3 is right
During patient punctures, medical worker wants to like that you hold needle 1 part, and the bottom end surface of needle body 3 and patient is enabled to need
It wants the appearance of site of puncture to be in contact, the outside of needle body 3 is provided with positioning ring 7, when needle body 3, which is worn, taps into inside of human body
It waits, positioning ring 7 gradually moves up under the lattice gear effect in human epidermal face, in the process, the inner surface and needle body 3 of positioning ring 7
Surface be in contact, by positioning ring 7 on needle body 3 will enter patient inside position at have certain position-limiting action,
Wherein the both ends of positioning ring 7 are provided with switch block 8, and connecting rod 6 is provided between switch block 8 and connecting block 4, and connecting rod 6 cooperates positioning ring 7
Move up and traversing process of the fixture block 13 in connecting rod 5, guarantee puncture that entire needle body 3 can be relatively stable into marrow,
The second protrusion 15 is provided at the side position in 5 inner bottom surface of connecting rod, the second protrusion 15 and the first protrusion 14 are bullet
Property component, when fixture block 13 is moved to certain position, first protrusion 14 with second protrusion 15 clamping act under, to fixture block 13
Being inconjunction with connecting rod 6 has preferably firm effect, and tension spring 16 provides certain elastic force effect for the movement of fixture block 13 to solve
Original hematology's marrow puncture needle determined when in use since length issue causes puncture process easily to deviate unstable problem, has used
Hand, which is pinned, presses button 11 to the inside of fixed link 10, then moves up and down the position of needle body 3, is moved to suitable position and puts
After hand, under the action of the spring, 11 bullet of button outside sleeve 2 is enabled to stick into hole slot 12 different in fixed link 10, it can be fast
Speed adjusts conjunction fixation to the distance between needle body 3 and sleeve 2, so as to according to the actual conditions of sufferer, to needle body 3
Penetration length is adjusted, and ensure that the efficient progress working properly of entire hematology's bone marrow aspiration.
Finally, it should be noted that these are only the preferred embodiment of the present invention, it is not intended to restrict the invention, although
Present invention has been described in detail with reference to the aforementioned embodiments, for those skilled in the art, still can be right
Technical solution documented by foregoing embodiments is modified or equivalent replacement of some of the technical features.It is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in protection of the invention
Within the scope of.
Claims (6)
1. a kind of hematology's marrow puncture needle, including needle (1) and needle the needle body (3) below (1), it is characterised in that: needle
Integrally formed with connecting block (4), the inside of connecting block (4) is screwed with sleeve (2) by screw thread on the lower surface of (1), linking
There is connecting rod (5) welding at two side positions of block (4), the outside of needle body (3) is provided with positioning ring (7), the interior table of positioning ring (7)
Face is in contact with the surface of needle body (3), there is switch block (8) welding at two side positions of positioning ring (7), switch block (8) and connecting rod (5)
Between be provided with connecting rod (6), one end of connecting rod (6) is connected by bull stick with switch block (8), the other end of connecting rod (6) by turn
Axis connection has fixture block (13), and fixture block (13) is connected in the internal sliding slot of connecting rod (5) by sliding block, the two sides table of sleeve (2)
Button (11) are provided on face.
2. a kind of hematology's marrow puncture needle according to claim 1, it is characterised in that: button (11) passes through spring and sleeve
(2) elastic connection is provided with fixed link (10) at two side positions of needle body (3), and fixed link (10) and needle body (3) are integral type knot
Structure offers several hole slots (12) on the surface of fixed link (10).
3. a kind of hematology's marrow puncture needle according to claim 1, it is characterised in that: the side of connecting rod (5) inner bottom surface
Card is placed with square plate at position, is bonded with second raised (15) above square plate, the lower surface of fixture block (13) integrally formed with
First raised (14), first raised (14) and second raised (15) are elastic component.
4. a kind of hematology's marrow puncture needle according to claim 1, it is characterised in that: set at a side position of connecting block (4)
It is equipped with limit button (9), limits inside and limit button (9) end that the screw rod of button (9) one end is screwed on into connecting block (4) by screw thread
Surface be in contact with the surface of sleeve (2).
5. a kind of hematology's marrow puncture needle according to claim 1, it is characterised in that: fixture block (13) is interior with connecting rod (5)
It is provided between wall tension spring (16), the inside into fixture block (13) is inlayed in one end of tension spring (16), and the other end of tension spring (16) is inlayed into even
In the inner wall of extension bar (5).
6. a kind of hematology's marrow puncture needle according to claim 2, it is characterised in that: the radius of hole slot (12) and button (11)
Section radius match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910786301.4A CN110448362B (en) | 2019-08-24 | 2019-08-24 | Bone marrow puncture needle for hematology department |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910786301.4A CN110448362B (en) | 2019-08-24 | 2019-08-24 | Bone marrow puncture needle for hematology department |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110448362A true CN110448362A (en) | 2019-11-15 |
| CN110448362B CN110448362B (en) | 2021-03-30 |
Family
ID=68488924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910786301.4A Expired - Fee Related CN110448362B (en) | 2019-08-24 | 2019-08-24 | Bone marrow puncture needle for hematology department |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110448362B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115721392A (en) * | 2022-11-15 | 2023-03-03 | 吉林大学第二医院 | Special lumbar puncture device for neonates |
| CN116392168A (en) * | 2023-03-22 | 2023-07-07 | 中国人民解放军总医院第八医学中心 | Bone marrow puncture needle for hematology department |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7988703B2 (en) * | 2005-06-22 | 2011-08-02 | Htl-Strefa Spolka Akcyjna | Patient's skin puncturing device |
| CN203263503U (en) * | 2013-05-03 | 2013-11-06 | 李益荣 | Intrathoracic puncture fixing frame |
| CN108553732A (en) * | 2018-04-20 | 2018-09-21 | 青岛大学附属医院 | A kind of vertical pricking device of anestetic needle |
| CN208447650U (en) * | 2017-09-27 | 2019-02-01 | 宋斌 | A kind of New Blood section marrow puncture needle |
| CN209269781U (en) * | 2018-07-26 | 2019-08-20 | 林茂辉 | A kind of vessel forceps |
| CN210056099U (en) * | 2019-04-01 | 2020-02-14 | 石磊 | Rotatable and adjustable medical forceps |
| CN211704748U (en) * | 2020-01-20 | 2020-10-20 | 玉林市红十字会医院 | Multifunctional hemostatic forceps for general surgery department |
-
2019
- 2019-08-24 CN CN201910786301.4A patent/CN110448362B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7988703B2 (en) * | 2005-06-22 | 2011-08-02 | Htl-Strefa Spolka Akcyjna | Patient's skin puncturing device |
| CN203263503U (en) * | 2013-05-03 | 2013-11-06 | 李益荣 | Intrathoracic puncture fixing frame |
| CN208447650U (en) * | 2017-09-27 | 2019-02-01 | 宋斌 | A kind of New Blood section marrow puncture needle |
| CN108553732A (en) * | 2018-04-20 | 2018-09-21 | 青岛大学附属医院 | A kind of vertical pricking device of anestetic needle |
| CN209269781U (en) * | 2018-07-26 | 2019-08-20 | 林茂辉 | A kind of vessel forceps |
| CN210056099U (en) * | 2019-04-01 | 2020-02-14 | 石磊 | Rotatable and adjustable medical forceps |
| CN211704748U (en) * | 2020-01-20 | 2020-10-20 | 玉林市红十字会医院 | Multifunctional hemostatic forceps for general surgery department |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115721392A (en) * | 2022-11-15 | 2023-03-03 | 吉林大学第二医院 | Special lumbar puncture device for neonates |
| CN116392168A (en) * | 2023-03-22 | 2023-07-07 | 中国人民解放军总医院第八医学中心 | Bone marrow puncture needle for hematology department |
| CN116392168B (en) * | 2023-03-22 | 2023-12-05 | 中国人民解放军总医院第八医学中心 | Bone marrow puncture needle for hematology department |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110448362B (en) | 2021-03-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4314565A (en) | Biopsy and aspiration needle unit | |
| US4513754A (en) | Biopsy and aspiration unit with a replaceable cannula | |
| CN110448362A (en) | A kind of hematology's marrow puncture needle | |
| CN102836002B (en) | Kirschner wire guiding device | |
| CN202761430U (en) | Kirschner wire guiding device | |
| CN209644992U (en) | Cardiological stanch compressing device | |
| CN208741073U (en) | A kind of nose tissue punch forceps | |
| CN209500383U (en) | A kind of Cardiological clinic drainage puncture outfit | |
| CN209316002U (en) | A kind of anti-injury from sharp utensil knife handle | |
| CN110522510A (en) | A kind of bipolar tweezer of plasma that band instils and attracts | |
| CN110269653A (en) | Sewing needle under a kind of remporomandibular joint mirror | |
| CN210931789U (en) | Plasma bipolar forceps with instillation and attraction functions | |
| CN204520875U (en) | Minimally Invasive Surgery clamps | |
| CN208511074U (en) | Endocrine sampling fixing device and sampler | |
| CN209153773U (en) | One kind being used for Pedicle of Vertebral Arch of Posterior Spine centrum aspiration biopsy external member | |
| CN106880388B (en) | Flexible and reliable chuck-separated microscopic hemostatic clamp | |
| CN209122332U (en) | A kind of fine-tuning haemostatic clamp | |
| CN112674880A (en) | Tissue marker conveying device with replaceable needle | |
| CN206333937U (en) | A kind of hemostatic forceps for surgical operations | |
| CN204133529U (en) | Minimally Invasive Surgery hemostatic ball | |
| CN104224272B (en) | Minimally Invasive Surgery hemostatic ball | |
| CN209186776U (en) | A kind of laparoscopic specimen load-engaging device | |
| CN204016363U (en) | Bone marrow collection device | |
| CN212546885U (en) | Integrated suction sleeve of movable nasal endoscope | |
| CN212186628U (en) | Ultrasonic hemostasis puncture head assembly and biopsy device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210330 Termination date: 20210824 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |