CN110075395A - A kind of five inclined-plane needle tubings of injection - Google Patents
A kind of five inclined-plane needle tubings of injection Download PDFInfo
- Publication number
- CN110075395A CN110075395A CN201910430224.9A CN201910430224A CN110075395A CN 110075395 A CN110075395 A CN 110075395A CN 201910430224 A CN201910430224 A CN 201910430224A CN 110075395 A CN110075395 A CN 110075395A
- Authority
- CN
- China
- Prior art keywords
- plane
- needle
- needle tubing
- central axis
- tilt angle
- 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.)
- Pending
Links
- 238000002347 injection Methods 0.000 title claims abstract description 14
- 239000007924 injection Substances 0.000 title claims abstract description 14
- 230000009466 transformation Effects 0.000 abstract description 4
- 230000001186 cumulative effect Effects 0.000 abstract description 2
- 238000003780 insertion Methods 0.000 abstract description 2
- 230000037431 insertion Effects 0.000 abstract description 2
- 230000035515 penetration Effects 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002627 tracheal intubation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/3286—Needle tip design, e.g. for improved penetration
Abstract
The present invention provides a kind of five inclined-plane needle tubings of injection, it includes: needle tubing, and needle tubing has chamber and limits through central axis in the inner, and needle tubing front end has needle point, five inclined-planes are arranged on an end of needle, five inclined-planes include: the first inclined-plane, the second inclined-plane and third inclined-plane, and positioned at the side of needle tubing, front end intersects at needle point, rear end is connect with the first inclined-plane, five inclined-planes intersect at the needle point of needle tubing front end positioned at the other side of needle tubing including the 4th inclined-plane and the 5th inclined-plane；The present invention has the advantages that by providing inclined-plane for larger-diameter needle with disclosed inclination and rotation angle, cumulative effect can reduce penetrate tissue/insertion medium needed for power, due to the transformation that the slave needle tubing two sides between the second inclined-plane, third inclined-plane and the 4th inclined-plane, the 5th inclined-plane inclined-plane Liang Zu are gentle, needle tubing is inserted into the tissue of patient and needs lesser penetration power, reduces patient's immoderation.
Description
Technical field
The present invention relates to medical instruments field more particularly to a kind of five inclined-plane needle tubings of injection.
Background technique
Needle is used to obtain in the medical field sample (such as blood) from patient.This needle is by elongated shape pipe or intubation shape
At the elongated shape pipe or intubation have fluid conduction chamber and central axis.The close end of needle is typically configured to be cooperated to
It is fixed to fluid collection device in other words, the fluid collection device such as injector assembly or blood collection assembly.The distal end of needle
Portion is provided with sharp tips geometry, which is used to pierce through the skin or tissue of patient, so as to from trouble
Person obtains sample.A kind of improved needle is needed, which be minimized patient's discomfort.
Summary of the invention
The object of the present invention is to provide a kind of five inclined-plane needle tubings of injection.
To achieve the goals above, the technical scheme is that
A kind of five inclined-plane needle tubings of injection, it includes:
Needle tubing, the needle tubing have chamber and limit through central axis in the inner, and the front end of needle tubing has a needle point, and described five
Inclined-plane is arranged on an end of the needle tubing,
Wherein, five inclined-plane includes:
First inclined-plane, positioned at the side of needle tubing, first inclined-plane is relative to central axis with the first tilt angle and opposite
It is arranged on needle tubing in central axis with the first rotation angle,
Second inclined-plane and third inclined-plane, positioned at the side of needle tubing, the front end on second inclined-plane and third inclined-plane intersects at needle tubing
It the needle point of front end and being symmetrically set, the rear end on the second inclined-plane and third inclined-plane is connect with the front end on the first inclined-plane, and described
Two inclined-planes and third inclined-plane are relative to central axis with the second tilt angle and relative to central axis with the second rotation angle
And it is arranged on the side of needle tubing；
It is characterized in that, five inclined-plane further includes
4th inclined-plane and the 5th inclined-plane, positioned at the other side of needle tubing, the front end on the 4th inclined-plane and the 5th inclined-plane intersects at needle
It the needle point of pipe front end and is symmetrically set；
Second inclined-plane, third inclined-plane, the 4th inclined-plane and the 5th inclined-plane front end intersect at needle point, the 4th inclined-plane is opposite
In central axis with third tilt angle and relative to central axis with third rotates angle and is arranged on the another of needle tubing
Side, the 5th inclined-plane relative to central axis with the 4th tilt angle and relative to central axis with the 4th rotation angle and
It is arranged on the other side of needle tubing, the 4th inclined-plane is adjacent with the 5th inclined-plane.
Further, the third tilt angle is between 5 ° and 30 °.
Further, the third tilt angle and the 4th tilt angle are equal.
Further, the third rotation angle is starting point between 100 ° and 170 ° using the first inclined-plane.
Further, the third rotation angle and the 4th rotation angle are equal.
Further, the 4th inclined-plane and the 5th inclined-plane are along the length of central axis less than the second inclined-plane and third inclined-plane
Along the length of central axis.
Further, the 4th inclined-plane and the 5th inclined-plane are the second inclined-plane and third inclined-plane edge along the length of central axis
Between the 10% of central axis length and 80%.
The present invention has the advantages that by providing inclined-plane for larger-diameter needle with disclosed inclination and rotation angle,
Cumulative effect can reduce penetrate tissue/insertion medium needed for power, due to the second inclined-plane, third inclined-plane and the 4th inclined-plane,
The gentle transformation in slave needle tubing two sides between the five inclined-planes inclined-plane Liang Zu, needle tubing is inserted into the tissue of patient and needs lesser wear
Saturating power reduces patient's immoderation.
Detailed description of the invention
Fig. 1 is overall structure of the present invention；
Fig. 2 is rear view of the invention；
Fig. 3 is axis side view of the invention；
Fig. 4 is the structural schematic diagram of side of the present invention；
Fig. 5 is the structural schematic diagram of the other side of the present invention.
Appended drawing reference:
41 third of the 4th inclined-plane of 1 first 2 second inclined-plane of inclined-plane, 3 third inclined-plane 4 rotates 42 third tilt angle of angle
5 the 5th inclined-planes 51 the 4th rotate 6 needle point of the 4th tilt angle of angle 52,7 needle tubing.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
The invention discloses a kind of five inclined-plane needle tubings 7 of injection, run through as shown in Figure 1, needle tubing 7 has chamber and limits
The front end of central axis in the inner, needle tubing 7 has needle point 6, and five inclined-plane is arranged on an end of the needle tubing 7,
Five inclined-planes are with length L and have multiple and different inclined-planes, and the multiple difference inclined-plane is together around the periphery of fluid openings
Limit inclined-plane.As shown in Figure 1, five inclined-planes include the first inclined-plane 1, positioned at the side of needle tubing 7, first inclined-plane 1 is relative in
Mandrel line is arranged on needle tubing 7 with the first tilt angle and relative to central axis with the first rotation angle.
Second inclined-plane 2 and third inclined-plane 3, positioned at the side of needle tubing 7, the front end phase on second inclined-plane 2 and third inclined-plane 3
It meets at the needle point 6 of 7 front end of needle tubing and is symmetrically set, before the rear end on the second inclined-plane 2 and third inclined-plane 3 and the first inclined-plane 1
End connection, second inclined-plane 2 and third inclined-plane 3 are relative to central axis with the second tilt angle and relative to central axis
The side of needle tubing 7 is arranged on the second rotation angle, second inclined-plane 2 and third inclined-plane 3 are symmetrically formed at first
In the opposite sides on inclined-plane 1, the cross-shaped portion of the second inclined-plane 2 and third inclined-plane 3 in 7 front end of needle tubing merges.
As shown in Fig. 2, the 4th inclined-plane 4 and the 5th inclined-plane 5 are located at the other side of needle tubing 7, the 4th inclined-plane 4 and the 5th is oblique
The front end in face 5 intersects at the needle point 6 of 7 front end of needle tubing, and the 4th inclined-plane 4 and the 5th inclined-plane 5 are symmetrically formed at the second inclined-plane 2 and
The back side on three inclined-planes 3, second inclined-plane 2, third inclined-plane 3, the 4th inclined-plane 4 and the 5th inclined-plane 5 front end intersect at needle point 6 this
A bit, as shown in figure 4, the 4th inclined-plane 4 is relative to central axis with third tilt angle 42 and relative to central axis
The other side of needle tubing 7 is arranged on third rotation angle 41, as shown in figure 5, the 5th inclined-plane 5 is relative to central axis
The other side of needle tubing 7, institute are arranged on the 4th rotation angle 51 with the 4th tilt angle 52 and relative to central axis
It is adjacent with the 5th inclined-plane 5 to state the 4th inclined-plane 4.
The third tilt angle 42 and the 4th tilt angle 52 are between 5 ° and 30 °, and preferably 20 °, it is highly preferred that
Third tilt angle 42 and the 4th tilt angle 52 are equal, as shown in figure 3, third rotation angle 41 and the 4th rotation angle
51 with the first inclined-plane 1 be starting point between 100 ° and 170 °, it is highly preferred that the third rotation angle 41 and the 4th rotation angle
51 is equal.
5th inclined-plane 5 has length L1 along central axis, and the numerical value of L1 can be 0.3-0.8L, preferably
0.4L。
Above-mentioned needle tubing 7 initially enter patient skin or with the associated sealing material of fluid delivery tube, the front end of needle tubing 7 has
Have from the sharp tips that the second inclined-plane 2 and third inclined-plane 3 are formed to this gentle transformation of the first inclined-plane 1 and the second inclined-plane
2, the more gentle transformation in 7 two sides of slave needle tubing between third inclined-plane 3 and the 4th inclined-plane 4,5 two groups of the 5th inclined-plane inclined-plane, by needle
Pipe 7, which is inserted into the tissue of patient, needs lesser penetration power, reduces patient's immoderation.
Needle tubing 7 according to the present invention can be formed by the conventional material of such as steel, medical grade plastic, composite material, ceramics or
Similar material can be used as alternative materials, and needle tubing 7 can be lubricated by various conventional lubricantss, such as silicone oil to enhance and pass through
The effect that creative geometry obtains, each inclined-plane can be formed on needle by conventional process, such as by grinding.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (7)
1. a kind of five inclined-plane needle tubings of injection, it includes:
Needle tubing, the needle tubing have chamber and limit through central axis in the inner, and the front end of needle tubing has a needle point, and described five
Inclined-plane is arranged on an end of the needle tubing,
Wherein, five inclined-plane includes:
First inclined-plane, positioned at the side of needle tubing, first inclined-plane is relative to central axis with the first tilt angle and opposite
It is arranged on needle tubing in central axis with the first rotation angle,
Second inclined-plane and third inclined-plane, positioned at the side of needle tubing, the front end on second inclined-plane and third inclined-plane intersects at needle tubing
It the needle point of front end and being symmetrically set, the rear end on the second inclined-plane and third inclined-plane is connect with the front end on the first inclined-plane, and described
Two inclined-planes and third inclined-plane are relative to central axis with the second tilt angle and relative to central axis with the second rotation angle
And it is arranged on the side of needle tubing；
It is characterized in that, five inclined-plane further includes
4th inclined-plane and the 5th inclined-plane, positioned at the other side of needle tubing, the front end on the 4th inclined-plane and the 5th inclined-plane intersects at needle
It the needle point of pipe front end and is symmetrically set；
Wherein, the front end on second inclined-plane, third inclined-plane, the 4th inclined-plane and the 5th inclined-plane intersects at needle point, and the described 4th tiltedly
Face is relative to central axis with third tilt angle and relative to central axis with third rotates angle and is arranged on needle tubing
The other side, the 5th inclined-plane relative to central axis with the 4th tilt angle and relative to central axis with the 4th rotation
Angle and the other side for being arranged on needle tubing, the 4th inclined-plane are adjacent with the 5th inclined-plane.
2. a kind of five inclined-plane needle tubings of injection according to claim 1, which is characterized in that the third tilt angle and
4th tilt angle is between 5 ° and 30 °.
3. a kind of five inclined-plane needle tubings of injection according to claim 2, which is characterized in that the third tilt angle and
4th tilt angle is equal.
4. a kind of five inclined-plane needle tubings of injection according to claim 1, which is characterized in that third rotation angle and
4th rotation angle is starting point between 100 ° and 170 ° using the first inclined-plane.
5. a kind of five inclined-plane needle tubings of injection according to claim 4, which is characterized in that third rotation angle and
4th rotation angle is equal.
6. a kind of five inclined-plane needle tubings of injection described in -5 any one according to claim 1, which is characterized in that the described 4th
Inclined-plane and the 5th inclined-plane along central axis length less than the second inclined-plane and third inclined-plane along the length of central axis.
7. a kind of five inclined-plane needle tubings of injection according to claim 6, which is characterized in that the 4th inclined-plane and the 5th
Inclined-plane is the second inclined-plane and third inclined-plane between the 10% of central axis length and 80% along the length of central axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910430224.9A CN110075395A (en) | 2019-05-22 | 2019-05-22 | A kind of five inclined-plane needle tubings of injection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910430224.9A CN110075395A (en) | 2019-05-22 | 2019-05-22 | A kind of five inclined-plane needle tubings of injection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110075395A true CN110075395A (en) | 2019-08-02 |
Family
ID=67421278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910430224.9A Pending CN110075395A (en) | 2019-05-22 | 2019-05-22 | A kind of five inclined-plane needle tubings of injection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110075395A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116586924A (en) * | 2023-07-17 | 2023-08-15 | 浙江一益医疗器械有限公司 | Stainless steel needle tube with needle tip five-inclined-plane structure and preparation process thereof |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1169320A (en) * | 1996-06-20 | 1998-01-07 | 贝克顿迪金森公司 | Five beveled point geometry for hypodermic needle |
| US5968022A (en) * | 1995-04-28 | 1999-10-19 | Saito; Yoshikuni | Medical hollow needle and method of production |
| CN2610930Y (en) * | 2003-04-03 | 2004-04-14 | 苏州林华医疗器械有限公司 | Stainless steel tube niddle with four sides needle point |
| US7070583B1 (en) * | 2000-07-03 | 2006-07-04 | Dr. Japan Co., Ltd. | Medical bevel needle |
| DE102005027147A1 (en) * | 2005-06-11 | 2006-12-14 | I.I.E. Ingenieurgesellschaft für Industrielle Einwegmedizintechnik m.b.h. | Glide-cut cannula for medical use comprises a standard facet-cut tip that is additionally ground to form two facets on the back of the tip |
| US20070021725A1 (en) * | 2005-06-20 | 2007-01-25 | Alain Villette | Penetrating injection needle |
| CN103237568A (en) * | 2010-11-29 | 2013-08-07 | 尼普洛株式会社 | Hollow medical needle, and method for producing hollow medical needle |
| EP3260050A1 (en) * | 2015-02-19 | 2017-12-27 | Olympus Corporation | Biopsy needle |
| CN210644760U (en) * | 2019-05-22 | 2020-06-02 | 贝普医疗科技有限公司 | Five-bevel needle tube for injection |
-
2019
- 2019-05-22 CN CN201910430224.9A patent/CN110075395A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5968022A (en) * | 1995-04-28 | 1999-10-19 | Saito; Yoshikuni | Medical hollow needle and method of production |
| CN1169320A (en) * | 1996-06-20 | 1998-01-07 | 贝克顿迪金森公司 | Five beveled point geometry for hypodermic needle |
| US7070583B1 (en) * | 2000-07-03 | 2006-07-04 | Dr. Japan Co., Ltd. | Medical bevel needle |
| CN2610930Y (en) * | 2003-04-03 | 2004-04-14 | 苏州林华医疗器械有限公司 | Stainless steel tube niddle with four sides needle point |
| DE102005027147A1 (en) * | 2005-06-11 | 2006-12-14 | I.I.E. Ingenieurgesellschaft für Industrielle Einwegmedizintechnik m.b.h. | Glide-cut cannula for medical use comprises a standard facet-cut tip that is additionally ground to form two facets on the back of the tip |
| US20070021725A1 (en) * | 2005-06-20 | 2007-01-25 | Alain Villette | Penetrating injection needle |
| CN103237568A (en) * | 2010-11-29 | 2013-08-07 | 尼普洛株式会社 | Hollow medical needle, and method for producing hollow medical needle |
| EP3260050A1 (en) * | 2015-02-19 | 2017-12-27 | Olympus Corporation | Biopsy needle |
| CN210644760U (en) * | 2019-05-22 | 2020-06-02 | 贝普医疗科技有限公司 | Five-bevel needle tube for injection |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116586924A (en) * | 2023-07-17 | 2023-08-15 | 浙江一益医疗器械有限公司 | Stainless steel needle tube with needle tip five-inclined-plane structure and preparation process thereof |
| CN116586924B (en) * | 2023-07-17 | 2024-02-27 | 浙江一益医疗器械有限公司 | Stainless steel needle tube with needle tip five-inclined-plane structure and preparation process thereof |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: No.14, Xingji Road, Yongxing street, Longwan District, Wenzhou City, Zhejiang Province Applicant after: Beipu Medical Technology Co.,Ltd. Address before: No.14, Xingji Road, Yongxing street, Longwan District, Wenzhou City, Zhejiang Province Applicant before: Beipu Medical Technology Co.,Ltd. |