CN206315354U - Safety device, conduit and introducing needle assemblies and remaining needle - Google Patents
Safety device, conduit and introducing needle assemblies and remaining needle Download PDFInfo
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- CN206315354U CN206315354U CN201620992739.XU CN201620992739U CN206315354U CN 206315354 U CN206315354 U CN 206315354U CN 201620992739 U CN201620992739 U CN 201620992739U CN 206315354 U CN206315354 U CN 206315354U
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- needle
- pin
- introducing
- gobo
- conduit
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Abstract
The utility model discloses a kind of safety device, the conduit with the safety device and introduces needle assemblies and remaining needle.The safety device is used for activity and coordinates introducing pin, including：Needle housing, is surrounded by the passage of proximate Longitudinal extending and the accommodating cavity intersected with channel part, and passage is configured such that introducing pin passes through；The spring clip in accommodating cavity is arranged at, including is relatively arranged on the first arm and the second arm of passage both sides and the first gobo and the second gobo that are respectively arranged on the first arm and the second arm；Locating part, for introducing after pin extraction, the distal needle that limitation introduces pin is proximally removed outside needle housing；Wherein, before pin extraction is introduced, introduce pin and compress the first gobo and the second gobo so that spring clip is located at compact model；After pin extraction is introduced, at least the first gobo is released and is moved to the distal end of needle point and removed with limiting introducing pin to distal end outside needle housing.The utility model can reduce needle point leakage cause stab risk and infection risk.
Description
Technical field
The utility model belongs to technical field of medical instruments, is related to a kind of safety device, the conduit with the safety device
With introducing needle assemblies and remaining needle.
Background technology
Catheter in blood vessel, particularly ductus venosus, are normally used for giving patient's infusion fluid, such as common saline solution, each
Medicine and injection nutriment etc. are planted, or for extracting blood from the patient.Systemic vein conduit is generally shorter, size
Probably at two inches or shorter.The conduit of most common type is to be enclosed within a systemic vein conduit introduced on pin.
This systemic vein conduit being enclosed within introducing pin is assemblied on an introducing pin with sharpened tip.Conduit
It is assembled into pin is introduced, the needle point for introducing pin extends beyond the tip of conduit, and it is face-up to introduce the inclination of pin needle tip.
Conduit is entered in peripheral vessel with needle assemblies are introduced into by the skin of patient is pierced through with a shallow angle, described
Peripheral vessel be not joined directly together with heart, but one of central vessel branch being joined directly together with heart is connected.
In conduit and is introduced into after needle assemblies are inserted into blood vessel, important is whether to need the confirmation component in blood
In correct positioning in pipe.In order to confirm whether the component is properly positioned, medical worker needs to be confirmed whether introducing pin
With in the back cavity for being introduced into pin proximal end with the presence of backflow blood.In the prior art, introducing pin can be on its distal portions
Provided with a groove or opening, so, blood backflow can be observed in the annular space between pin and conduit is introduced into.Once just
True is positioned to so that after confirmation, medical worker extracts introducing pin out and conduit is stayed in into original place, then by liquid transporting apparatus such as
Skull is connected to conduit by unfractionated heparin cap.Once introducing pin to extract out from conduit, it will be with " the pin of contamination blood
Point ", it is necessary to correct disposal.
In recent years, there is very big concern for the blood that medical worker may be infected with patient, recognized
Have to dispose immediately to " needle point of contamination blood ".This concern is increasing, because occurring in that what can't be treated at present
Fatal disease, such as AIDS, these diseases may be delivered to another by the exchange of body fluid from an infected person
People.Therefore, have to avoid with the bioresorbable of HIV-positive.As described above, if introducing pin
It is used to a conduit being placed into the blood vessel of HIV-positive, then it is exactly a matchmaker for transmitting disease that this, which introduces pin,
It is situated between.Although medical worker, which has known, needs correct processing " needle point of contamination blood ", unfortunately in some medical rings
Under border, such as in emergency circumstances or due to not noticing or neglecting, it still there is the introducing pin stamp being infected with and arrive medical worker
Situation.
The content of the invention
In order to solve the above technical problems, the purpose of this utility model is to provide a kind of safety device, with safety dress
Needle point, can be closed by the conduit and introducing needle assemblies and remaining needle put by safety device, be caused with solving needle point exposure
Accident stab or the problem of courses of infection.
To realize the above-mentioned utility model first purpose, the embodiment of the utility model one provides a kind of safety device, uses
Coordinate in activity and introduce pin, the safety device includes：
Needle housing, is surrounded by the passage of proximate Longitudinal extending and the accommodating cavity intersected with the channel part, described
Passage is configured such that the introducing pin passes through；
Spring clip, is arranged in the accommodating cavity, including be relatively arranged on the passage both sides the first arm and the second arm,
And it is respectively arranged at first arm and the first gobo and the second gobo on second arm；
Locating part, after being extracted out in the introducing pin, limits the distal needle for introducing pin and proximally removes institute
State outside needle housing；
Wherein, it is described introducing pin extract out before, it is described introducing pin compress first gobo and second gobo with
The spring clip is set to be located at compact model；After the introducing pin is extracted out, at least described first gobo is released and is moved to
The distal end of the needle point is removed outside the needle housing with limiting the introducing pin to distal end.
It is used as the further improvement of the embodiment of the utility model one, after the introducing pin is extracted out, second flag
Plate puts on a resist force on the introducing pin, and the resist force has the component of vertically first arm.
As the further improvement of the embodiment of the utility model one, the spring clip also includes location division, the positioning
The madial wall engagement that portion is used for the needle housing is connected, to limit the length travel of the relatively described needle housing of the spring clip.
As the further improvement of the embodiment of the utility model one, the near-end of conduit tube component, the conduit group are connected to
Part includes conduit and is connected to the catheter block of the catheter proximal end, and the near-end of the catheter block is provided with connecting portion, the needle housing
Distal end be provided with holding section, the holding section can be engaged to the connecting portion so that the distal end of the needle housing and the catheter block
Near-end be separatably mutually socketed.
As the further improvement of the embodiment of the utility model one, the near-end of the catheter block is socketed on the needle housing
The outside of distal end, the distal end of the needle housing is set to some elastic components separated each other；It is described before the introducing pin is extracted out
Introduce pin and support some elastic components；It is described introducing pin extract out after, the elastic component can move radially inward so that
Deviate from the connecting portion in the holding section.
As the further improvement of the embodiment of the utility model one, the spring clip also includes being vertically installed in described the
A pair of the 3rd gobos at least one of one arm and second arm, the 3rd gobo is respectively arranged at the introducing described in a pair
The opposite sides of pin.
To realize the above-mentioned utility model first purpose, embodiment further provides a kind of conduit and introducing for the utility model one
Needle assemblies, including：
Introduce needle assemblies, including introduce pin and be fixed on it is described introducing pin near-end needle stand, the introducing pin include shank,
Needle point and the mutation portion that is arranged between the needle point and the shank near-end positioned at the shank distal end；
Conduit tube component, including conduit and the catheter block for being connected to the catheter proximal end；Characterized in that,
Safety device as described above, is movably connected on the near-end of the conduit tube component.
As the further improvement of the embodiment of the utility model one, the near-end of the catheter block is provided with connecting portion, institute
The distal end for stating needle housing is provided with holding section, the holding section can be engaged to the connecting portion so that the distal end of the needle housing with it is described
The near-end of catheter block is separatably mutually socketed.
As the further improvement of the embodiment of the utility model one, the near-end of the catheter block is socketed on the needle housing
The outside of distal end, the distal end of the needle housing is set to some elastic components separated each other；It is described before the introducing pin is extracted out
Introduce pin and support some elastic components；After the introducing pin is extracted out, the elastic component can be moved radially inward so that institute
State holding section and deviate from the connecting portion.
To realize the above-mentioned utility model first purpose, embodiment further provides a kind of remaining needle, institute for the utility model one
Remaining needle is stated including safety device as described above or conduit as described above and needle assemblies are introduced.
Compared with prior art, the utility model has the advantages that：The introducing pin is supported respectively by setting
The first gobo and the second gobo and locating part, make it is described introducing pin extract out after, its needle point is sealed by the safety device
Close, what reduction needle point leakage was caused stabs risk and infection risk.
Brief description of the drawings
Fig. 1 is the structural representation of the remaining needle of the embodiment of the utility model one；
Fig. 2 is the conduit of the embodiment of the utility model one and the structural representation for introducing needle assemblies, and it also illustrates bullet
State diagram before spring folder triggering；
Fig. 3 is the conduit of the embodiment of the utility model one and the Structure explosion diagram for introducing needle assemblies；
Fig. 4 is the longitudinal section of the line A-A along along Fig. 2；
Fig. 5 is the enlarged drawing of the spring clip of the embodiment of the utility model one；
Fig. 6 is the close-up schematic view in Tu4Zhong B areas；
The conduit and introducing needle assemblies of the embodiment of Fig. 7 the utility model one are in the state diagram after spring clip triggering；
Fig. 8 is the longitudinal section of the line C-C along along Fig. 7；
Fig. 9 is the structural representation of the safety device of another embodiment of the utility model；
Figure 10 is the safety device of another embodiment of the utility model by the schematic diagram at distal end proximally visual angle.
Embodiment
The utility model is described in detail below with reference to embodiment shown in the drawings.But these embodiment party
Formula is not intended to limit the utility model, structure that one of ordinary skill in the art is made according to these embodiments, method or
Conversion functionally is all contained in protection domain of the present utility model.
Clearly to express position and direction described in the application, using exercises on apparatus author as reference, close to operation
One end of person is near-end, and one end away from operator is distal end.Meanwhile, in this application, the direction proximally and distally limited is determined
Justice is longitudinal, and the axis parallel of conduit and introducing needle assemblies is in the longitudinal direction；The vertical direction away from the axis is defined as
Outside, in the vertical direction close to the axis is defined as；The direction of inside and outside restriction is defined as radially, perpendicular to described longitudinal
Plane definition is cross section.
Referring to Fig. 1, the remaining needle 100 that the embodiment of the utility model one is provided, including conduit and introduce needle assemblies 1, prolong
Stretch pipe 2 and positive pressure needle-free connector 3.The conduit and introducing needle assemblies 1 are used to puncture tissue, so that the remaining needle
100 connect into intravascular.The extension 2 be connected to the conduit and introduce needle assemblies 1, the positive pressure needle-free connector 3 it
Between.The input of medicine or nutriment can be carried out by the positive pressure needle-free connector 3.
Referring to Fig. 2 and Fig. 3, the conduit and introducing needle assemblies 1 of the embodiment of the utility model one include conduit tube component 10, peace
Full device 20 and introducing needle assemblies 30.
The introducing needle assemblies 30 include introducing pin 31 and needle stand 32.The pin 31 that introduces has the pin extended longitudinally
Bar, needle point 311, blood back groove 312 and mutation portion 313 positioned at the shank distal end.Wherein, the needle point 311 is in sharp bevel,
For being punctured to tissue.The mutation portion 313 is arranged between the needle point 311 and the shank near-end and close to institute
State needle point 311 to set, the mutation portion 313 can specifically be set to the increase position of diameter increase as shown in accompanying drawing embodiment,
Or may be configured as at least at a larger flat position of width in the radial direction.In addition, the needle stand 32 be fixedly installed on it is described
The near-end of pin 31 is introduced, and is provided with a gripping tab 321, for gripping and driving the introducing pin 31 by the needle stand 32
Along lengthwise movement.Further, the pin 31 that introduces is located substantially at the conduit and introduced on the axis of needle assemblies 1.
The conduit tube component 10 includes conduit 11 and catheter block 12.The conduit 11 is extended longitudinally, and its near-end, which is fixed, to be connected
It is connected to the catheter block 12.The introducing pin 31 can be placed through in the conduit 11 and the needle point 311 protrudes out institute to distal end
State the distal end of conduit 11.Preferably, the conduit 11 is set to transparent or semitransparent material to observe at the blood back groove 312
Blood backflow situation.
In the embodiment of the utility model one, the safety device 20 is slideably positioned in the introducing needle assemblies 30 and institute
State between conduit tube component 10, it includes needle housing 21, spring clip 22 and locating part 23.
Specifically, referring to Fig. 4 to Fig. 8, the needle housing 21 surrounds passage 202 and accommodating cavity 201.The passage 202 is along vertical
To extension and can make it is described introducing pin 31 pass through the needle housing 21.Preferably, the cross section of the passage 202 be provided in round and
With diameter greater than the diameter of the introducing pin 31.The accommodating cavity 201 is overlapping with the partial intersection of passage 202.
The spring clip 22 is arranged in the accommodating cavity 201, including compact model and opens pattern.When the introducing pin
31 by distal end when proximally being extracted out, the spring clip 22 can be moved to from the compact model it is described open pattern, for limit
Make the distal movement of needle point 311.Wherein, define the spring clip 22 and moved to from the compact model and described open pattern
Process be the spring clip 22 triggering.
Specifically, the spring clip 22 includes the first arm 222, the second arm 223, be arranged on first arm 222 the
One gobo 2221 and the second gobo 2231 being arranged on second arm 223.Wherein, first arm 222 and described second
Arm 223 is relatively arranged on the both sides of the passage 202, when it is described introducing pin 31 by the passage 202 pass through the needle housing 21
When, first arm 222 and second arm 223 separate from the both sides for introducing pin 31 relatively.
First gobo 2221, second gobo 2231 be connected to first arm 222 with an angle respectively, described
On second arm 223.Before the introducing pin 31 is extracted out, the introducing pin 31 compresses first gobo 2221 and described second
Gobo 2231, so that at least described first gobo 2221 is by compressive deformation, the spring clip 22 is located at the compact model.Institute
State after the introducing extraction of pin 31, the spring clip 22 opens module positioned at described, namely at least described first gobo 2221 is released
The distal end for upspringing and being moved to the needle point 311 is put, is removed with limiting the introducing pin 311 to distal end outside the needle housing 21.
Further, the spring clip 22 includes connecting the of the near-end of the first arm 222 and the near-end of the second arm 223
Three arms 221, the 3rd arm 221 is roughly parallel to cross section.3rd arm 221 includes first through hole 2210, described to introduce
Pin 31 may pass through the first through hole 2210 and be held between first arm 222 and second arm 223.
Further, the spring clip 22 also includes location division 224, and the location division 224 is used for and the needle housing 21
Madial wall engagement connection, and then the spring clip 22 is at least limited in the longitudinally upper relative motion with the needle housing 21.So, may be used
The spring clip 22 is avoided to depart from its predeterminated position.
In the embodiment of the utility model one, the location division 224 is set in the opposite sides of the keeper 224
Two flexure strips protruded outward, the flexure strip and the madial wall of the needle housing 21 are interference fitted.So, the spring can be made
The position of folder 22 is more stable.
Further, first gobo 2221, second gobo 2231 are respectively towards second arm 223, described
One arm 222 extends, so that first gobo 2221 and second gobo 2231 are held in the phase of the introducing pin 31 respectively
To both sides.Preferably, first gobo 2221 and second gobo 2231 have a spacing, second flag in the vertical
Plate 2231 is located relatively at the near-end of first gobo 2221.Before the introducing pin 31 is extracted out, first gobo 2221
With second gobo 2231 by compressive deformation.After the introducing pin 31 is extracted out, first gobo 2221 is released
To the passage 202 for closing the distal end of needle point 311；And second gobo 2231 still supports the introducing pin 31, and
A resist force on the introducing pin 31 is put on, the resist force has the component of vertically first arm 222.So,
Make the needle point 311 of the introducing pin 31 have towards first arm 222 to bend with the trend away from the passage 202, can enter
One step ensures 2221 pairs of first gobo sealing effect for introducing pin 31.
Further, in the embodiment of the utility model one, first arm 222 and second arm 223 are at least
A pair of the 3rd gobos are vertically installed with one.In accompanying drawing embodiment, first arm 222 is provided with the 3rd gobo described in a pair
2222, the 3rd gobo 2222 described in a pair separates from the opposite sides of the introducing pin 31 and each edge of 3rd gobo 2222
The longitudinally perpendicular plane in first arm 222 extends；Second arm 223 is provided with the 3rd gobo 2232 described in a pair, one
The opposite sides and each 3rd gobo 2232 that the introducing pin 31 is separated to the 3rd gobo 2232 are hung down along longitudinal direction
The straight plane in second arm 223 extends.So, the introducing pin 31 can be limited by the 3rd gobo 2222,2232
Skew.
Further, after the introducing pin 31 is extracted out, the locating part 23 is used to limit the needle point 311 proximally
Remove outside the needle housing 21.
Specifically, the needle housing 21 includes the second accommodating cavity 212, and the locating part 23 is arranged in the accommodating cavity 212.
The middle part of the locating part 23 has the second through hole 231, and second through hole 231 is located on the passage 202 and be set to can
Allow that the shank passes through, but do not allow the mutation portion 313 to pass through.That is, the internal diameter of second through hole 231 is slightly larger than institute
State the external diameter of shank and less than the external diameter in the mutation portion 313.
Further, in the embodiment of the utility model one, the safety device 20 is releasably attached to described lead
In tube assembly 10.The distal end 211 of the needle housing 21 is provided with holding section 2111, the company of being provided with of near-end 121 of the catheter block 12
Socket part 1211, the holding section 2111 can be engaged to the connecting portion 1211, so that the distal end 211 is separatably socketed on institute
State on near-end 121.So, after the introducing pin 31 is extracted out, the pull-off of the safety device 20 and the conduit tube component 10
More Portable power saving.
In accompanying drawing embodiment, the holding section 2111 is set to protrude out the annular projection of the outer surface of distal end 211, institute
State connecting portion 1211 and be set to the recessed annular recess in the inner surface of near-end 121 so that the distal end 211 be socketed on it is described
Inside near-end 121.
Referring to Fig. 9 and Figure 10, the safety device 20 ' of another embodiment of the utility model, present embodiment are which illustrated
Distinctive points with a upper embodiment are：The structure of the distal end 211 ' of needle housing 21 ' is different.In addition to the distinctive points, other knots
Structure is identical with a upper embodiment, will not be repeated here.The distinctive points are described in detail below.
The distal end 211 ' of the needle housing 21 ' is set to some elastic components separated each other, the elastic component can radially to
Interior motion.Before the introducing pin is extracted out, the introducing pin passes through the needle housing 20 ' in the passage 202 ', described to introduce
Pin supports the elastic component, is moved radially inward with limiting the elastic component, so that the safety device 20 ' is connected to institute
State conduit tube component；After the introducing pin is extracted out, the elastic component can be moved radially inward so that the holding section 2111 '
Deviate from the connecting portion (not shown), so, can make that the safety device 20 ' is more smooth must to depart from the conduit tube component.
Specifically, the needle housing 21 ' includes orthogonal first separation trough 2101 ' and the second separation trough 2102 ', so that
The distal end 211 ' forms four elastic components separated each other.Four elastic components are surrounded on the week of the passage 202 '
Enclose, before the introducing pin is extracted out, the introducing pin passes through the needle housing 20 ' in the passage 202 ', and the introducing pin is supported
The elastic component is held, is moved radially inward with limiting the elastic component；It is described introducing pin extract out after, it is described introducing pin to
Near-end departs from the distal end 211 ' and no longer supports the elastic component, and the elastic component can be moved radially inward so that the card
Hold portion 2111 ' and depart from the connecting portion.So, the pull-off of the safety device 20 ' and the catheter block can be made more laborsaving more suitable
Freely.
Certainly, in other embodiment, the number of the elastic component may also be configured to two or other, its shape is not also limited
It is fan-shaped in the right angle of present embodiment.
Compared with prior art, the utility model has the advantages that：The introducing pin is supported respectively by setting
The first gobo and the second gobo and locating part, make it is described introducing pin extract out after, its needle point is sealed by the safety device
Close, what reduction needle point leakage was caused stabs risk and infection risk.
Those listed above describes illustrating only for feasibility embodiment of the present utility model in detail, it
And be not used to limit protection domain of the present utility model, all equivalence enforcement sides made without departing from the utility model skill spirit
Formula or change should be included within protection domain of the present utility model.
Claims (10)
1. a kind of safety device, coordinates for activity and introduces pin, it is characterised in that the safety device includes：
Needle housing, is surrounded by the passage of proximate Longitudinal extending and the accommodating cavity intersected with the channel part, the passage
It is configured such that the introducing pin passes through；
Spring clip, is arranged in the accommodating cavity, including be relatively arranged on the passage both sides the first arm and the second arm and
It is respectively arranged at first arm and the first gobo and the second gobo on second arm；
Locating part, after being extracted out in the introducing pin, limits the distal needle for introducing pin and proximally removes the pin
Outside cover；
Wherein, before the introducing pin is extracted out, the introducing pin compresses first gobo and second gobo so that institute
Spring clip is stated positioned at compact model；After the introducing pin is extracted out, at least described first gobo is released and is moved to described
The distal end of needle point is removed outside the needle housing with limiting the introducing pin to distal end.
2. safety device according to claim 1, it is characterised in that after the introducing pin is extracted out, second flag
Plate puts on a resist force on the introducing pin, and the resist force has the component of vertically first arm.
3. safety device according to claim 1, it is characterised in that the spring clip also includes location division, the positioning
The madial wall engagement that portion is used for the needle housing is connected, to limit the length travel of the relatively described needle housing of the spring clip.
4. safety device according to claim 1, be connected to the near-end of conduit tube component, the conduit tube component include conduit,
And it is connected to the catheter block of the catheter proximal end, it is characterised in that the near-end of the catheter block is provided with connecting portion, the needle housing
Distal end be provided with holding section, the holding section can be engaged to the connecting portion so that the distal end of the needle housing and the catheter block
Near-end be separatably mutually socketed.
5. safety device according to claim 4, it is characterised in that the near-end of the catheter block is socketed on the needle housing
The outside of distal end, the distal end of the needle housing is set to some elastic components separated each other；It is described before the introducing pin is extracted out
Introduce pin and support some elastic components；It is described introducing pin extract out after, the elastic component can move radially inward so that
Deviate from the connecting portion in the holding section.
6. safety device according to claim 1, it is characterised in that the spring clip also includes being vertically installed in described the
A pair of the 3rd gobos at least one of one arm and second arm, the 3rd gobo is respectively arranged at the introducing described in a pair
The opposite sides of pin.
7. a kind of conduit and introducing needle assemblies, including：
Needle assemblies are introduced, including introduces pin and is fixed on the needle stand of the introducing pin near-end, the introducing pin includes shank, is located at
The needle point of the shank distal end and the mutation portion being arranged between the needle point and the shank near-end；
Conduit tube component, including conduit and the catheter block for being connected to the catheter proximal end；Characterized in that,
Safety device as described in any one of claim 1~6, is movably connected on the near-end of the conduit tube component.
8. conduit according to claim 7 and introducing needle assemblies, it is characterised in that the near-end of the catheter block is provided with company
Socket part, the distal end of the needle housing is provided with holding section, the holding section can be engaged to the connecting portion so that the needle housing it is remote
The near-end with the catheter block is held separatably mutually to be socketed.
9. conduit according to claim 8 and introducing needle assemblies, it is characterised in that the near-end of the catheter block is socketed on institute
The outside of the distal end of needle housing is stated, the distal end of the needle housing is set to some elastic components separated each other；Extracted out in the introducing pin
Before, the introducing pin supports some elastic components；After the introducing pin is extracted out, the elastic component can be transported radially inward
Move so that the connecting portion is deviate from the holding section.
10. a kind of remaining needle, it is characterised in that the remaining needle includes the safety device as described in any one of claim 1~6
Or conduit as claimed in claim 7 and introducing needle assemblies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620992739.XU CN206315354U (en) | 2016-08-30 | 2016-08-30 | Safety device, conduit and introducing needle assemblies and remaining needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620992739.XU CN206315354U (en) | 2016-08-30 | 2016-08-30 | Safety device, conduit and introducing needle assemblies and remaining needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206315354U true CN206315354U (en) | 2017-07-11 |
Family
ID=59262897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620992739.XU Active CN206315354U (en) | 2016-08-30 | 2016-08-30 | Safety device, conduit and introducing needle assemblies and remaining needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206315354U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106267521A (en) * | 2016-08-30 | 2017-01-04 | 苏州鱼跃医疗科技有限公司 | Safety device, conduit and introducing needle assembly and remaining needle |
-
2016
- 2016-08-30 CN CN201620992739.XU patent/CN206315354U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106267521A (en) * | 2016-08-30 | 2017-01-04 | 苏州鱼跃医疗科技有限公司 | Safety device, conduit and introducing needle assembly and remaining needle |
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