CN209122377U - A kind of vertebroplasty puncture needle in changeable inserting needle direction - Google Patents
A kind of vertebroplasty puncture needle in changeable inserting needle direction Download PDFInfo
- Publication number
- CN209122377U CN209122377U CN201821567150.0U CN201821567150U CN209122377U CN 209122377 U CN209122377 U CN 209122377U CN 201821567150 U CN201821567150 U CN 201821567150U CN 209122377 U CN209122377 U CN 209122377U
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- Prior art keywords
- needle
- core
- changeable
- casing
- vertebroplasty
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Links
- 239000003814 drug Substances 0.000 claims abstract description 8
- 239000002639 bone cement Substances 0.000 claims description 10
- 206010002091 Anaesthesia Diseases 0.000 claims description 7
- 230000037005 anaesthesia Effects 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- 239000003292 glue Substances 0.000 claims description 5
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 7
- 239000000243 solution Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 206010033675 panniculitis Diseases 0.000 description 2
- 210000004304 subcutaneous tissue Anatomy 0.000 description 2
- 206010010214 Compression fracture Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 238000002324 minimally invasive surgery Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011555 saturated liquid Substances 0.000 description 1
- 108010048734 sclerotin Proteins 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model provides a kind of vertebroplasty puncture needle in changeable inserting needle direction, including needle core and needle guard；The needle guard is that the length of body is covered along needle guard to the perforative hollow structure in direction；The needle core is to the perforative hollow structure in direction and to be arranged in needle guard along the length of needle core core body, and the rear end of needle core is equipped with the needle handle being connected to needle core；The front end of the needle core is in pointed cone structure, and the front end of needle core is equipped with the medicine outlet hole being connected to needle core, and the front end of needle core and the medicine outlet hole intersection are in curved cutting edge shape.The utility model only need to rotate puncture needle in puncture process, and inserting needle direction can be adjusted, be that puncture needle can rapidly enter into the human body, and portability is strong and safe and reliable.
Description
Technical field
The utility model relates to the field of medical instrument technology, and in particular to a kind of vertebroplasty in changeable inserting needle direction
Puncture needle.
Background technique
Vertebroplasty full name is percutaneous vertebroplasty, belongs to Minimally Invasive Surgery, is by infusing into lesion centrum
Enter bone cement or artificial bone reaches the technology for strengthening centrum.In the patient for being directed to compression fracture of vertabral body, vertebroplasty is carried out
When treatment, it is necessary first to be punctured using autocratic vertebroplasty puncture needle, and so that puncture needle is entered centrum, and in centrum
Interior injection bone cement.But conventional puncture needle is after puncturing into sclerotin, it is desirable to adjust inserting needle direction and operator is needed to pass through it
He is adjusted instrument, inconvenient.
Utility model content
In view of the drawbacks of the prior art, a kind of vertebroplasty in changeable inserting needle direction provided by the utility model punctures
Needle only need to rotate puncture needle in puncture process, inserting needle direction can be adjusted, be that puncture needle can rapidly enter into the human body,
Portability is strong and safe and reliable.
The utility model provides a kind of vertebroplasty puncture needle in changeable inserting needle direction, including needle core and needle guard；
The needle guard is that the length of body is covered along needle guard to the perforative hollow structure in direction；
The needle core is to the perforative hollow structure in direction and to be arranged in needle guard along the length of needle core core body, after needle core
End is equipped with the needle handle being connected to needle core；
The front end of the needle core is in pointed cone structure, and the front end of needle core is equipped with the medicine outlet hole being connected to needle core, the front end of needle core
It is in curved cutting edge shape with the medicine outlet hole intersection.
The utility model is by setting needle core and needle guard, in use, can drive needle core in needle guard by mobile needle handle
It is moved forward and backward, medical staff is after finding point of puncture accurately, and the pointed cone structure of needle core front end can easily be pierced into point of puncture, simultaneously
Needle handle is rotated, needle core rotation is driven, so that the cutting edge of needle core is cut the skin at point of puncture, so that puncture needle is rapidly introduced into human body
It is interior, while needle core, after entering human body, the cutting edge of needle core still can scratch subcutaneous tissue due to curvilinear, it can be with
Inserting needle direction is further adjusted in puncture process.
In the above-mentioned technical solutions, the utility model can also do following improvement.
Preferred technical solution, additional technical feature are: further including casing, sliding seat, motor and screw rod, the machine
The front end of shell is equipped with opening, and the needle handle can be extend into casing from the opening, and the sliding seat is slided by sliding rail pacifies
In the casing, the motor is located in the casing and is fixedly mounted on sliding seat, the output end and needle handle of motor
It is fixedly connected, the screw rod is spindle rotationally arranged in the rear end of casing and is fixedly connected with the motor.
Here casing is for the carrier as sliding seat and motor, and medical staff when in use, opens motor, motor band
Dynamic needle core rotation, needle core during rotation punctures skin, while rotary screw rod, screw rod drive motor in casing to
It is preceding or move backward, and needle core is finally made to realize quick puncture in human body.
Preferred technical solution, additional technical feature are: the output end of the motor is fixedly installed with connect cover, institute
The opening direction of connect cover is stated towards at the needle handle, equal spacer rings are equipped with several fastening bolts, institute on the lateral wall of connect cover
Needle handle is stated to be inserted into the opening of connect cover and be fixed in the opening of connect cover by fastening bolt.
Here the effect of connect cover is that connection motor and needle handle pass through direction when needle handle to be inserted into connect cover
Needle handle turn fastening bolt contacts at one end of the close needle handle of fastening bolt on needle handle, realizes the fixation to needle handle.
Preferred technical solution, additional technical feature are: one end of the close needle handle of the fastening bolt is equipped with anti-
Sliding gum cover.
The antiskid glue sleeve of setting is used to increase the frictional force between fastening bolt and needle handle, makes needle handle further by fastening spiral shell
Bolt is fixed.
Preferred technical solution, additional technical feature are: the rear end of the casing is equipped with screw hole, and the screw rod is from institute
It states and passes through in screw hole and be fixedly connected with motor, the rear end of screw rod is equipped with rotating part.
By turn screw rod rotating part, screw rod can be driven forward or moved backward.
Preferred technical solution, additional technical feature are: it is fixedly installed with U-clamp on the right side wall of the casing,
Laser localized light comparing is folded in the U-clamp.
Here laser localized light comparing is made of light source, lamp body and switch, positioning principle be puncture needle inserting needle direction with
Line source is consistent, which cooperates C-arm X-ray machine to realize " coaxial technology ", is the prior art, does not do herein superfluous
It states.
Preferred technical solution, additional technical feature are: inlet opening there are two setting on the left side wall of the needle handle, institute
The left side wall for stating casing is equipped with along casing bar shaped relief hole in the front-back direction.
The bar shaped relief hole of setting is connect for allowing conduit to enter in casing with inlet opening.
Preferred technical solution, additional technical feature are: one of them described inlet opening passes through the first conduit and fiber crops
Liquor-saturated liquid bottle connection, first conduit are equipped with the first control valve.
The anesthesia liquid bottle of setting can provide anesthesia liquid in puncture process for patient.
Preferred technical solution, additional technical feature are: inlet opening described in another one by the second conduit with
Bone cement injector is fixedly connected, and second conduit is equipped with the second control valve.
The bone cement injector of setting can provide bone cement during patient performs the operation.
Preferred technical solution, additional technical feature are: the length on the needle guard along needle guard is equidistant to direction
Equipped with scale.
The scale of setting facilitates the insertion depth of medical staff's understanding needle guard.
The utility model has the following beneficial effects: the utility model passes through setting needle core and needle guard, in use, passing through mobile needle
Handle can drive needle core to be moved forward and backward in needle guard, and for medical staff after finding point of puncture accurately, the pointed cone structure of needle core front end can be with
It is easily pierced into point of puncture, while rotating needle handle, drives needle core rotation, the cutting edge of needle core is made to cut the skin at point of puncture,
So that puncture needle rapidly enters into the human body, while needle core, after entering human body, the cutting edge of needle core is due to curvilinear, still
Subcutaneous tissue can be so scratched, inserting needle direction can be further adjusted in puncture process.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar
Element or part are generally identified by similar appended drawing reference.In attached drawing, each element or part might not be according to actual ratios
It draws.
Fig. 1 is that a kind of structure of the vertebroplasty puncture needle in changeable inserting needle direction of the utility model embodiment 1 is shown
It is intended to.
Fig. 2 is the main view of the pointed cone structure of the utility model embodiment 1.
Fig. 3 is the side view of the pointed cone structure of the utility model embodiment 1.
Fig. 4 is that a kind of structure of the vertebroplasty puncture needle in changeable inserting needle direction of the utility model embodiment 2 is shown
It is intended to.
Specific embodiment
For the utility model content, feature and effect that can further appreciate that the utility model, the following examples are hereby given, and
Detailed description are as follows:
Embodiment 1
Fig. 1 is that a kind of structure of the vertebroplasty puncture needle in changeable inserting needle direction of the utility model embodiment 1 is shown
It is intended to.
Fig. 2 is the main view of the pointed cone structure of the utility model embodiment 1.
Fig. 3 is the side view of the pointed cone structure of the utility model embodiment 1.
In figure, the expression meaning of each label is as follows:
1, needle core；11, needle handle；12, pointed cone structure；2, needle guard.
As shown in Figure 1 to Figure 3, a kind of vertebroplasty puncture needle in changeable inserting needle direction is present embodiments provided, is wrapped
Include needle core 1 and needle guard 2；
The needle guard 2 is the length along 2 sets of bodies of needle guard to the perforative hollow structure in direction；
The needle core 1 is to the perforative hollow structure in direction and to be arranged in needle guard 2 along the length of 1 core body of needle core, needle core 1
Rear end be equipped with the needle handle 11 that is connected to needle core 1；
The front end of the needle core 1 is in pointed cone structure 12, and the front end of needle core 1 is equipped with the medicine outlet hole being connected to needle core 1, needle core 1
Front end and the medicine outlet hole intersection be in curved cutting edge shape.
The present embodiment is by setting needle core 1 and needle guard 2, in use, needle core 1 can be driven in needle by mobile needle handle 11
It is moved forward and backward in set 2, after finding point of puncture accurately, the pointed cone structure 12 of 1 front end of needle core can be easily pierced into wears medical staff
Point is pierced, while rotating needle handle 11, needle core 1 is driven to rotate, so that the cutting edge of needle core 1 is cut the skin at point of puncture, so that puncture needle
It rapidly enters into the human body, while needle core 2, after entering human body, the cutting edge of needle core 1 still can be drawn due to curvilinear
Broken skin undertissue can further adjust inserting needle direction in puncture process.
Embodiment 2
Fig. 4 is that a kind of structure of the vertebroplasty puncture needle in changeable inserting needle direction of the utility model embodiment 2 is shown
It is intended to.
In figure, it is attached for this still to continue to use above-described embodiment for appended drawing reference identical with the used attached drawing of above-described embodiment
The definition of icon note.
Emerging appended drawing reference meaning is as follows:
3, casing；31, sliding seat；32, motor；33, screw rod；331, rotating part；34, connect cover；341, fastening bolt；
342, antiskid glue sleeve；35, U-clamp；36, laser localized light comparing；4, anesthesia liquid bottle；5, bone cement injector.
As shown in figure 4, the present embodiment and above-described embodiment the difference is that: further include casing 3 in the present embodiment, sliding
The front end of dynamic seat 31, motor 32 and screw rod 33, the casing 3 is equipped with opening, and the needle handle 11 can be extend into from the opening
In casing 3, the sliding seat 31 is slidably mounted in the casing 3 by sliding rail, and the motor 32 is located in the casing 3 simultaneously
It is fixedly mounted on sliding seat 31, the output end of motor 32 is fixedly connected with needle handle 11, and the screw rod 33 is spindle rotationally arranged in
The rear end of casing 3 is simultaneously fixedly connected with the motor 32.
Here casing 3 is for the carrier as sliding seat 31 and motor 32, and medical staff when in use, opens motor
32, motor 32 drives needle core 1 to rotate, and needle core 1 during rotation punctures skin, while rotary screw rod 33, screw rod 33
It drives motor 32 forward or to move backward in casing 3, and needle core 1 is finally made to realize quick puncture in human body.
Specifically, the output end of the motor 32 is fixedly installed with connect cover 34, the opening direction court of the connect cover 34
To at the needle handle 11, equal spacer rings are set there are four fastening bolt 341 on the lateral wall of connect cover 34, and the needle handle 11 is inserted into
It is fixed in the opening of connect cover 34 in the opening of connect cover 34 and by fastening bolt 341.
Here the effect of connect cover 34 is connection motor 32 and needle handle 11, is inserted into connect cover 34 by needle handle 11
When, by making one end of the close needle handle 11 of fastening bolt 341 contact at needle handle towards 11 turn fastening bolt 341 of needle handle
On 11, the fixation to needle handle 11 is realized.
Specifically, one end of the close needle handle 11 of the fastening bolt 341 is equipped with antiskid glue sleeve 342.
The antiskid glue sleeve 342 of setting is used to increase the frictional force between fastening bolt 341 and needle handle 11, makes needle handle 11 into one
Step is fixed by fastening bolt 341.
Specifically, the rear end of the casing 3 is equipped with screw hole, the screw rod 33 passes through from the screw hole and consolidates with motor 32
The rear end of fixed connection, screw rod 33 is equipped with rotating part 331.
By 33 rotating part 331 of turn screw rod, screw rod 33 can be driven forward or moved backward.
Specifically, being fixedly installed with U-clamp 35 on the right side wall of the casing 3, it is fixed that laser is folded in the U-clamp 35
Position lamp 36.
Here laser localized light comparing 36 is made of light source, lamp body and switch, and positioning principle is the inserting needle direction of puncture needle
Consistent with line source, which cooperates C-arm X-ray machine to realize " coaxial technology ", is the prior art, does not do herein
It repeats.
Specifically, being set on the left side wall of the needle handle 11 there are two inlet opening, the left side wall of the casing 3 is equipped with along machine
Shell bar shaped relief hole in the front-back direction.
The bar shaped relief hole of setting is connect for allowing conduit to enter in casing 3 with inlet opening.
Specifically, one of them described inlet opening is connect by the first conduit with anesthesia liquid bottle 4, set on first conduit
There is the first control valve.
The anesthesia liquid bottle 4 of setting can provide anesthesia liquid in puncture process for patient.
Specifically, inlet opening described in another one is fixedly connected by the second conduit with bone cement injector 5, described the
Two conduits are equipped with the second control valve.
The bone cement injector 5 of setting can provide bone cement during patient performs the operation.
Specifically, being equidistantly equipped with scale to direction along the length of needle guard 2 on the needle guard 2.
The scale of setting facilitates the insertion depth of medical staff's understanding needle guard 2.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable
The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is orientation based on the figure
Or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limit to the utility model
System.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or more in the description of the present invention, remove
It is non-separately to have clearly specific restriction.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature is in the second feature " on " or " down "
It can be that the first and second features directly contact or the first and second features are by intermediary mediate contact.Moreover, first is special
Sign can be fisrt feature above the second feature " above ", " above " and " above " and be directly above or diagonally above the second feature, or only
Indicate that first feature horizontal height is higher than second feature.Fisrt feature under the second feature " below ", " below " and " below " can be with
It is that fisrt feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field
Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into
Row combination and combination.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (10)
1. a kind of vertebroplasty puncture needle in changeable inserting needle direction, it is characterised in that: including needle core (1) and needle guard (2)；
The needle guard (2) is that the length of body is covered along needle guard (2) to the perforative hollow structure in direction；
The needle core (1) is to the perforative hollow structure in direction and to be arranged in needle guard (2), needle along the length of needle core (1) core body
The rear end of core (1) is equipped with the needle handle (11) being connected to needle core (1)；
The front end of the needle core (1) is in pointed cone structure (12), and the front end of needle core (1) is equipped with the medicine outlet hole being connected to needle core (1), needle
The front end of core (1) and the medicine outlet hole intersection are in curved cutting edge shape.
2. a kind of vertebroplasty puncture needle in changeable inserting needle direction according to claim 1, it is characterised in that: also wrap
Casing (3), sliding seat (31), motor (32) and screw rod (33) are included, the front end of the casing (3) is equipped with opening, the needle handle
(11) it can be extend into casing (3) from the opening, the sliding seat (31) is slidably mounted on the casing (3) by sliding rail
Interior, the motor (32) is located in the casing (3) and is fixedly mounted on sliding seat (31), the output end and needle of motor (32)
Handle (11) is fixedly connected, and the screw rod (33), which is spindle rotationally arranged in the rear end of casing (3) and fixes with the motor (32), to be connected
It connects.
3. a kind of vertebroplasty puncture needle in changeable inserting needle direction according to claim 2, it is characterised in that: described
The output end of motor (32) is fixedly installed with connect cover (34), and the opening direction of the connect cover (34) is towards the needle handle (11)
Locate, equal spacer rings are equipped with several fastening bolts (341) on the lateral wall of connect cover (34), and the needle handle (11) is inserted into connect cover
(34) it is fixed in the opening of connect cover (34) in opening and by fastening bolt (341).
4. a kind of vertebroplasty puncture needle in changeable inserting needle direction according to claim 3, it is characterised in that: described
One end of the close needle handle (11) of fastening bolt (341) is equipped with antiskid glue sleeve (342).
5. a kind of vertebroplasty puncture needle in changeable inserting needle direction according to claim 2, it is characterised in that: described
The rear end of casing (3) is equipped with screw hole, and the screw rod (33) passes through from the screw hole and is fixedly connected with motor (32), screw rod
(33) rear end is equipped with rotating part (331).
6. a kind of vertebroplasty puncture needle in changeable inserting needle direction according to claim 2, it is characterised in that: described
It is fixedly installed on the right side wall of casing (3) U-clamp (35), is folded with laser localized light comparing (36) in the U-clamp (35).
7. a kind of vertebroplasty puncture needle in changeable inserting needle direction according to claim 2, it is characterised in that: described
It is set on the left side wall of needle handle (11) there are two inlet opening, the left side wall of the casing (3) is equipped with along casing (3) in the front-back direction
Bar shaped relief hole.
8. a kind of vertebroplasty puncture needle in changeable inserting needle direction according to claim 7, it is characterised in that: wherein
One inlet opening is connect by the first conduit with anesthesia liquid bottle (4), and first conduit is equipped with the first control valve.
9. a kind of vertebroplasty puncture needle in changeable inserting needle direction according to claim 7, it is characterised in that: wherein
Another described inlet opening is fixedly connected by the second conduit with bone cement injector (5), and second conduit is equipped with second
Control valve.
10. a kind of vertebroplasty puncture needle in changeable inserting needle direction according to claim 1, it is characterised in that: institute
It states and is equidistantly equipped with scale to direction along the length of needle guard (2) on needle guard (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821567150.0U CN209122377U (en) | 2018-09-25 | 2018-09-25 | A kind of vertebroplasty puncture needle in changeable inserting needle direction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821567150.0U CN209122377U (en) | 2018-09-25 | 2018-09-25 | A kind of vertebroplasty puncture needle in changeable inserting needle direction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209122377U true CN209122377U (en) | 2019-07-19 |
Family
ID=67230276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821567150.0U Expired - Fee Related CN209122377U (en) | 2018-09-25 | 2018-09-25 | A kind of vertebroplasty puncture needle in changeable inserting needle direction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209122377U (en) |
-
2018
- 2018-09-25 CN CN201821567150.0U patent/CN209122377U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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Granted publication date: 20190719 |