CN217144948U - Conduit heat seal breaking device and blood sampling system - Google Patents
Conduit heat seal breaking device and blood sampling system Download PDFInfo
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- CN217144948U CN217144948U CN202220640498.8U CN202220640498U CN217144948U CN 217144948 U CN217144948 U CN 217144948U CN 202220640498 U CN202220640498 U CN 202220640498U CN 217144948 U CN217144948 U CN 217144948U
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Abstract
The embodiment of the application provides a catheter heat seal separation device and a blood sampling system. The conduit heat seal breaking device comprises a blood taking needle mounting seat, a heat seal mechanism, a rotary driving mechanism and a sharps box. The blood taking needle mounting seat is used for mounting a blood taking needle. The heat sealing mechanism is used for carrying out heat sealing on the conduit connected with the blood taking needle and clamping one end of the conduit when the hose is torn off. The rotary driving mechanism is connected with the blood taking needle mounting seat and used for driving the blood taking needle mounting seat to rotate to drive the blood taking needle to move so as to tear the conduit off from the heat seal position. The rotary driving mechanism is also used for rotating the blood taking needle mounting seat to the inlet of the sharps box so that the blood taking needle falls into the sharps box. The blood sampling system comprises a conduit heat seal breaking device, a sampling pipe frame and a third driving mechanism. Adopt this application embodiment to replace artifical heat seal pipe, tear the pipe and abandon the blood sampling needle, avoid the blood sampling needle to injure the staff, reduce intensity of labour, improve work efficiency.
Description
Technical Field
The utility model relates to the technical field of medical equipment, particularly, relate to a pipe heat seal is disconnected from device and blood sampling system.
Background
At present, after blood sampling is completed in various scenes such as a blood station, a blood sampling vehicle, a blood sampling room and the like, a worker needs to hold a conduit with a blood sampling needle by hand, put the conduit on a heat sealing mechanism for heat melting and sealing, manually tear off the conduit to separate the blood sampling needle from a blood bag, and discard the blood sampling needle into a sharp container. The work efficiency is low, and the blood sampling needle is easy to injure workers.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a following technical scheme comes in order to solve above-mentioned technical problem.
In a first aspect, an embodiment of the present invention provides a conduit thermal break-off device, which includes
The blood taking needle mounting seat is used for mounting a blood taking needle;
the heat sealing mechanism is used for carrying out heat sealing on the conduit connected with the blood taking needle and pressing one end of the conduit tightly when the hose is torn off, and one end of the conduit is positioned on one side, away from the blood taking needle, of the heat sealing position of the conduit;
the rotary driving mechanism is connected with the blood taking needle mounting seat and is used for driving the blood taking needle mounting seat to rotate to drive the blood taking needle to move so as to tear the conduit off from the heat seal position; and
a sharps container for collecting the blood collection needles; the rotary driving mechanism is also used for rotating the blood taking needle mounting seat to the inlet of the sharps box so that the blood taking needle falls into the sharps box.
In some embodiments, the lancet mount comprises a base and a limiting mechanism for limiting displacement of the lancet relative to the base.
In some embodiments, the limiting mechanism is a plurality of stoppers fixedly connected with the base or integrated with the base, and the base and the plurality of stoppers enclose a needle handle cavity for accommodating a needle handle of the blood taking needle.
In some embodiments, the needle handle is imported and exported to the alternate segregation formation between a plurality of dog, and the mouth is dodged to the needle neck, mouth and the finger dodged the mouth, and the mouth is dodged to the needle neck is used for supplying the needle neck to wear out the blood taking needle mount pad and provides dodging the position, and the mouth is dodged to the pipe and is used for supplying the pipe to wear out the blood taking needle mount pad and provide dodging the position, and the finger dodges the mouth and is used for supplying to get and provide dodging the position when putting the needle handle.
In some embodiments, the catheter thermal break apparatus further comprises a needle disposal assisting mechanism for pushing or holding the lancet to move so as to separate the lancet from the lancet mounting seat.
In some embodiments, the base is provided with a through hole/groove which is communicated with the needle handle cavity and is arranged opposite to the inlet and the outlet of the needle handle, the needle abandoning auxiliary mechanism comprises a top piece and a first driving mechanism connected with the top piece, and the top piece penetrates through the through hole/groove and extends into the needle handle cavity under the driving of the first driving mechanism to push the needle handle to be separated from the needle handle cavity.
In some embodiments, the catheter heat seal separation device further comprises a needle neck holding mechanism, the needle neck holding mechanism is arranged near the blood taking needle mounting seat, the needle neck holding mechanism comprises two clamping jaws and a second driving mechanism connected with the two clamping jaws, and the second driving mechanism drives the two clamping jaws to move close to or away from each other to clamp or unclamp the needle neck of the blood taking needle.
In some embodiments, the lancet mounting base is further provided with a lancet detecting mechanism for detecting whether the lancet is mounted in place.
In some embodiments, the rotary driving mechanism comprises a turning motor, a coupler and a turning bracket, the turning motor is connected with the turning bracket through the coupler, and the blood taking needle mounting seat is fixedly mounted on the turning bracket.
In some embodiments, the catheter thermal cut-off device further comprises a connection mounting seat, the connection mounting seat is fixedly mounted on the turnover bracket, and the blood collection needle mounting seat is fixedly mounted on the connection mounting seat.
In some embodiments, the catheter heat sealing disconnection device further comprises a catheter fixing seat, the catheter fixing seat is provided with a catheter fixing groove, the heat sealing mechanism is provided with a heat sealing groove, the blood taking needle mounting seat is provided with a blood taking needle mounting groove, and the catheter fixing groove, the catheter heat sealing groove and the blood taking needle mounting groove are sequentially arranged on the same straight line.
In a second aspect, the present invention provides a blood sampling system for collecting blood from a human body and storing the blood into a blood bag, including:
the duct thermal cut-off device of any of the above embodiments;
the sampling pipe rack is provided with a plurality of pipe grooves, and the pipe grooves are used for loading the sampling pipes;
and the third driving mechanism is connected with the blood taking needle mounting seat and is used for driving the blood taking needle to move towards the sampling pipe to perform needle insertion sampling, or the third driving mechanism is connected with the sampling pipe frame and is used for driving the sampling pipe to move towards the blood taking needle to perform needle insertion sampling.
The embodiment of the utility model provides a pipe heat seal is from device and blood sampling system replaces artifical heat seal pipe, tears the pipe apart and abandons the blood taking needle, avoids the blood taking needle to hinder the staff, reduces intensity of labour, improves work efficiency.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of a combination of a blood collection needle, a catheter and a blood bag;
fig. 2 is a schematic structural diagram of a conduit thermal-sealing separation device according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of the catheter thermal cut-off device provided in the embodiment of FIG. 2 in a needle disposal state;
FIG. 4 is a schematic structural view of a blood collection needle mounting seat provided in an embodiment of the present invention;
fig. 5 is a schematic view of a partial structure of a conduit thermal cut-off device according to an embodiment of the present invention;
FIG. 6 is another schematic view of the embodiment of FIG. 5 showing a portion of the duct heat seal breaker;
fig. 7 is a schematic structural view of a needle neck clamping mechanism according to an embodiment of the present invention;
fig. 8 is an exploded view of a thermal seal separation device for a conduit according to an embodiment of the present invention;
fig. 9 is a schematic structural diagram of a blood sampling system according to an embodiment of the present invention.
Detailed Description
In order to make the technical field person understand the scheme of the present invention better, the following will combine the drawings in the embodiments of the present invention to clearly and completely describe the technical scheme in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of some, and not necessarily all, embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by the skilled person without creative work belong to the protection scope of the present invention. The technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.
In the blood collection process, a worker pierces the blood collection needle 1 into a human body and stores blood in the blood bag 3 through the tube 2. The combined structure of the blood collection needle 1, the tube 2 and the blood bag 3 is shown in fig. 1. The blood collection needle 1 comprises a needle head 11, a needle neck 12 and a needle handle 13, wherein the needle handle 13 is connected with a blood bag 3 through a catheter 2. The structure is a common part in the industry.
Referring to fig. 2 and 3, one embodiment of the present application provides a catheter heat seal separation device 4 including a lancet mounting seat 41, a heat seal mechanism 42, a rotary drive mechanism 43, and a sharps container 44. The lancet mounting seat 41 is used to mount the lancet 1. The heat sealing mechanism 42 is used for heat sealing the conduit 2 connected with the blood taking needle 1 and pressing one end of the conduit 2 when the conduit 22 is torn off, wherein the end is positioned at the side of the heat sealing position of the conduit 2 far away from the blood taking needle 1. The rotary driving mechanism 43 is connected with the blood taking needle mounting seat 41 and is used for driving the blood taking needle mounting seat 41 to rotate to drive the blood taking needle 1 to move so as to pull the conduit 2 to tear the conduit 2 from the heat seal position. The sharps box 44 is used for collecting the lancet 1. The rotary drive mechanism 43 is also used to rotate the lancet mount 41 to the inlet of the sharps box 44 to drop the lancet 1 into the sharps box 44. The embodiment provides a pipe heat seal separation device 4, replaces artifical heat seal pipe 2, tears pipe 2 apart and abandons blood taking needle 1, avoids blood taking needle 1 to stab the staff, reduces intensity of labour, improves work efficiency.
In some embodiments, the heat sealing mechanism 42 includes a first heat sealing head 421 and a second heat sealing head 422 disposed opposite to each other, and further includes a driving high frequency generator (not shown). The first heat sealing head 421 and the second heat sealing head 422 form a gap for placing the conduit 2, and the second heat sealing head 422 and the first heat sealing head 421 can be relatively close to or far away from each other. In use, the second thermal sealing head 422 and the first thermal sealing head 421 are close to each other to press the conduit 2, and a high-frequency electromagnetic field is generated by a high-frequency generator to melt and thermally seal the conduit 2. In other usage scenarios, the second thermal sealing head 422 and the first thermal sealing head 421 can also compress but not seal the conduit 2.
In some embodiments, the lancet mount 41 includes a base 411 and a limiting mechanism for limiting displacement of the lancet 1 relative to the base 411. Referring to fig. 4, in the present embodiment, the limiting mechanism is a plurality of stoppers 412 fixedly connected to the base 411 or integrated with the base 411, the number of the illustrated stoppers 412 is 4, and the base 411 and the 4 stoppers 412 enclose a needle handle cavity 413 for receiving the needle handle 13 of the blood taking needle 1. The 4 stoppers 412 are separated from each other, and a needle handle inlet/outlet, a needle neck avoiding opening, a catheter avoiding opening, and a finger avoiding opening are formed therebetween. The needle handle inlet and outlet are used for allowing the needle handle to enter and exit the needle handle accommodating cavity 413, the needle neck avoiding opening is used for allowing the needle neck 12 and the needle head 11 to penetrate out of the blood taking needle mounting seat 41, the catheter avoiding opening is used for allowing the catheter 2 to penetrate out of the blood taking needle mounting seat 41, and the finger avoiding opening is used for allowing fingers to be placed when the needle handle 13 is held by hands to put in the needle handle accommodating cavity 413. In other embodiments, the limiting mechanism may also be a combination of a pressing block and a driving member (not shown in the figures), the pressing block is disposed opposite to the base 411, the blood collection needle 11 is placed on the base 411, and the pressing block moves towards the base under the driving of the driving member to compress the blood collection needle 11, so as to limit the displacement of the blood collection needle 1 relative to the base 411.
In some embodiments, the catheter heat-seal breaking device 4 further includes a needle disposal assisting mechanism 45 for pushing or holding the lancet 1 to detach the lancet 1 from the lancet mounting seat 41. Referring to fig. 3, 5 and 8, in the present embodiment, the base 411 is provided with a through hole/groove 414, the through hole/groove 414 is communicated with the needle handle cavity 413 and is disposed opposite to the needle handle inlet/outlet, the needle discarding auxiliary mechanism 45 includes a top member 451 and a first driving mechanism 452 connected to the top member 451, the top member 451 penetrates through the through hole/groove 414 and extends into the needle handle cavity 413 under the driving of the first driving mechanism 452 to push the needle handle 13 to separate the needle handle 13 from the needle handle cavity 413. The first driving mechanism 452 is a telescopic rod motor. In other embodiments, the disposal needle assisting mechanism 45 may also be a combination of two holding jaws and a driving member for holding the lancet 1 to be taken out of the needle shaft housing 413. The needle discarding assisting mechanism 45 improves the success rate of discarding the blood lancet 1.
In some embodiments, referring to fig. 6, 7 and 8, the catheter heat seal separation device 4 further comprises a needle neck holding mechanism 46, and the needle neck holding mechanism 46 is disposed near the lancet mounting seat 41. The neck gripper mechanism 46 includes two jaws 461 and a second drive mechanism 462, and the second drive mechanism 462 drives the two jaws 461 toward/away from each other to grip/release the neck 12 of the lancet 1. The needle neck clamping mechanism 46 further includes a linear guide pair 463, and the two clamping jaws 461 are fixedly connected to the two sliding blocks of the linear guide pair 463. The needle neck clamping mechanism 46 limits the blood taking needle 1 to displace relative to the blood taking needle mounting seat 41, and the success rate and the stability of the tear hose and sampling tube inserting needle sampling are improved.
In some embodiments, referring to fig. 3 and 8, a lancet detecting mechanism 47 is further disposed on the lancet mounting seat 41 for detecting whether the lancet 1 is mounted in place. The lancet detecting mechanism 47 is an electro-optical proximity sensor.
In some embodiments, referring to fig. 3, 5, 6 and 8, the rotation driving mechanism 43 includes a turning motor 431, a coupling 432 and a turning bracket 433, the turning motor 431 is connected to the turning bracket 433 through the coupling 432, and the lancet mounting base 41 is fixedly mounted on the turning bracket 433. Furthermore, the catheter thermal cut-off device 4 further comprises a connecting mounting seat 48, the connecting mounting seat 48 is fixedly mounted on the turning support 433, and the blood taking needle mounting seat 41 is fixedly mounted on the connecting mounting seat 48, namely indirectly fixedly mounted on the turning support 433. The first drive mechanism 462 of the disposal needle assisting mechanism 46 is fixedly attached to the inverting holder 433. The second drive mechanism 462 of the needle neck clamping mechanism 46 is fixedly mounted to the attachment mount 48. The linear guide pair 463 of the needle neck clamping mechanism 46 is mounted on the flip support 433.
In some embodiments, the catheter thermal break apparatus 4 further comprises a catheter fixing base 49, and the catheter fixing base 49 is provided with a catheter fixing groove 491. The heat sealing mechanism 42 is provided with a heat sealing groove, and a gap for placing the conduit 2 is formed between the first heat sealing head 421 and the second heat sealing head 422, i.e. the heat sealing groove. The lancet mounting seat 41 is provided with a lancet mounting groove, i.e., a needle handle accommodating chamber 413. The catheter heat-seal groove is positioned between the catheter fixing groove 491 and the blood taking needle mounting groove, and the three are in the same straight line. The guide pipe fixing seat 49 enables two ends of the guide pipe 2 to be relatively fixed, so that the guide pipe 2 is prevented from being randomly swung, and the guide pipe 2 is made to be straight, so that the heat synthesis power of the guide pipe is improved.
Referring to fig. 9, an embodiment of the present application provides a blood collection system, which is suitable for a blood collection needle 1 to collect blood and convey the blood along a conduit 2 to a blood bag 3, and includes a conduit heat seal separation device 4 of any one of the above embodiments, a sampling tube rack 5 and a third driving mechanism 6. The sampling tube rack 5 is provided with a plurality of tube slots for loading the sampling tubes 7. The third driving mechanism 6 is connected with the blood taking needle mounting seat 41 and is used for driving the blood taking needle 1 to move towards the sampling tube 7 to perform needle sampling, or the third driving mechanism 6 is connected with the sampling tube rack 5 and is used for driving the sampling tube 7 to move towards the blood taking needle 1 to perform needle sampling. Referring to fig. 9, in the illustrated embodiment, the third driving mechanism 6 includes a transverse driving assembly 61 and a longitudinal driving assembly 62. Sampling pipe support 5 is connected with horizontal drive assembly 61, and sampling pipe support 5 is transverse motion under the drive of horizontal drive assembly 61 in order to drive sampling pipe 7 and aim at with blood taking needle 1 one by one, and horizontal drive assembly 61 is connected with vertical drive assembly 62, and sampling pipe support 5 is longitudinal motion under the drive of vertical drive assembly 62 in order to drive sampling pipe 7 and blood taking needle 1 butt joint realization contact pin sampling. The heat seal mechanism 42 and the rotation drive mechanism 43 of the catheter heat seal separation device 4 are mounted on the blood collection system via the mounting member 8.
One embodiment of the present application provides a method of collecting blood:
step 1: the blood taking needle 1 is punctured into a blood vessel, so that blood flows into the blood bag 3 through the conduit 2 until the blood bag 3 stores the blood with the preset volume;
step 2: the method comprises the following steps of pulling out a blood taking needle 1, installing the blood taking needle 1 on a blood taking needle installing seat 41, installing a conduit 2 on a heat sealing mechanism 42, and driving a sampling pipe 7 to move towards the blood taking needle 1 one by a third driving mechanism 6 to sample the insertion needles until the sampling pipe 7 stores blood with a preset volume;
and step 3: the heat seal mechanism 42 performs extrusion heat seal on the conduit 2;
and 4, step 4: the heat seal mechanism 42 loosens the conduit 2, the rotary driving mechanism 43 drives the blood taking needle mounting seat 41 to rotate to drive the blood taking needle 1 to move so that the heat seal position of the conduit 2 generates small displacement towards the direction of the needle head 11, the heat seal mechanism 42 presses the conduit 2 again but does not perform heat seal, and the rotary driving mechanism 43 continues to drive the blood taking needle mounting seat 41 to rotate to drive the blood taking needle 1 to move to tear the conduit 2 from the heat seal position;
and 5: the rotary driving mechanism 43 continues to drive the lancet mounting seat 41 to rotate so as to rotate the lancet mounting seat 41 to the upper part of the inlet of the sharps box 44;
step 6: the needle neck clamping mechanism 46 releases the blood taking needle 1, and the needle abandoning auxiliary mechanism 45 pushes the blood taking needle 1 to make the blood taking needle 1 separate from the blood taking needle mounting seat 41 and fall into the sharps box 44.
In the present invention, the terms "mounted," "connected," "secured," and the like are to be construed broadly unless otherwise explicitly stated or limited. For example, the connection can be fixed, detachable or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through the inside of two elements, or they may be connected only through surface contact or through surface contact of an intermediate member. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Furthermore, the terms "first," "second," and the like are used merely for distinguishing between descriptions and not intended to imply or imply a particular structure. The description of the terms "some embodiments," "other embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiments or examples is included in at least one embodiment or example of the invention. In the present disclosure, a schematic representation of the above terms does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the various embodiments or examples and features of the various embodiments or examples described in this disclosure may be combined and combined by those skilled in the art without contradiction.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may be modified or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.
Claims (12)
1. A heat seal separation device for a conduit is characterized by comprising
The blood taking needle mounting seat is used for mounting a blood taking needle;
the heat sealing mechanism is used for carrying out heat sealing on the conduit connected with the blood taking needle and pressing one end of the conduit tightly when the conduit is torn off, and one end of the conduit is positioned on one side, away from the blood taking needle, of the heat sealing position of the conduit;
the rotary driving mechanism is connected with the blood taking needle mounting seat and is used for driving the blood taking needle mounting seat to rotate to drive the blood taking needle to move so as to tear the guide pipe from the heat seal position; and
a sharps container for collecting the blood collection needles; the rotary driving mechanism is also used for rotating the blood taking needle mounting seat to the inlet of the sharps box so that the blood taking needle falls into the sharps box.
2. The thermal seal severing device of claim 1, wherein said lancet mounting comprises a base and a stop mechanism for limiting the displacement of said lancet relative to said base.
3. The heat seal catheter separation device according to claim 2, wherein the position limiting mechanism is a plurality of stoppers fixedly connected with the base or integrated with the base, and the base and the plurality of stoppers enclose a needle handle cavity for accommodating the needle handle of the blood taking needle.
4. The heat seal separation device for the catheter according to claim 3, wherein the plurality of stoppers are separated from each other to form a needle handle inlet and outlet, a needle neck avoiding opening, a catheter avoiding opening and a finger avoiding opening, the needle neck avoiding opening is used for allowing the needle neck to penetrate out of the blood collection needle mounting seat to provide an avoiding position, the catheter avoiding opening is used for allowing the catheter to penetrate out of the blood collection needle mounting seat to provide an avoiding position, and the finger avoiding opening is used for providing an avoiding position when the needle handle is taken and placed.
5. The heat seal catheter separation device according to claim 3, further comprising a needle disposal assisting mechanism for pushing or clamping the lancet to move so as to separate the lancet from the lancet mounting seat.
6. The heat seal catheter breaking device according to claim 5, wherein the base is provided with a through hole/groove, the through hole/groove is communicated with the needle handle cavity and is arranged opposite to the needle handle inlet and outlet, the needle abandoning auxiliary mechanism comprises an ejector and a first driving mechanism connected with the ejector, and the ejector penetrates through the through hole/groove and extends into the needle handle cavity under the driving of the first driving mechanism to push the needle handle to separate the needle handle from the needle handle cavity.
7. The heat seal catheter separation device according to claim 1, further comprising a needle neck clamping mechanism, wherein the needle neck clamping mechanism is disposed near the blood collection needle mounting seat, the needle neck clamping mechanism comprises two clamping jaws and a second driving mechanism connected with the two clamping jaws, and the second driving mechanism drives the two clamping jaws to approach to/separate from each other to clamp/loosen the needle neck of the blood collection needle.
8. The heat seal separation device for the catheter according to claim 1, wherein the blood collection needle mounting seat is further provided with a blood collection needle detection mechanism for detecting whether the blood collection needle is mounted in place.
9. The heat seal catheter separation device according to any one of claims 1 to 8, wherein the rotary driving mechanism comprises a turning motor, a coupler and a turning bracket, the turning motor is connected with the turning bracket through the coupler, and the blood collection needle mounting seat is fixedly mounted on the turning bracket.
10. The heat seal catheter separation device according to claim 9, further comprising a connection mounting seat fixedly mounted on the turn-over bracket, the lancet mounting seat fixedly mounted on the connection mounting seat.
11. The heat sealing device for a conduit according to claim 1, further comprising a conduit fixing seat, wherein the conduit fixing seat is provided with a conduit fixing groove, the heat sealing mechanism is provided with a heat sealing groove, the blood taking needle mounting seat is provided with a blood taking needle mounting groove, and the conduit fixing groove, the conduit heat sealing groove and the blood taking needle mounting groove are sequentially arranged on the same straight line.
12. The utility model provides a blood sampling system, is applicable to the blood taking needle and gathers blood and carry to the blood bag along the pipe, its characterized in that includes:
the thermal seal-break apparatus for pipes of any one of claims 1 to 11;
the sampling pipe rack is provided with a plurality of pipe grooves, and the pipe grooves are used for loading sampling pipes;
and the third driving mechanism is connected with the blood taking needle mounting seat and used for driving the blood taking needle to move the sampling pipe to perform needle sampling, or the third driving mechanism is connected with the sampling pipe rack and used for driving the sampling pipe to move the blood taking needle to perform needle sampling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220640498.8U CN217144948U (en) | 2022-03-23 | 2022-03-23 | Conduit heat seal breaking device and blood sampling system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220640498.8U CN217144948U (en) | 2022-03-23 | 2022-03-23 | Conduit heat seal breaking device and blood sampling system |
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| CN217144948U true CN217144948U (en) | 2022-08-09 |
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| CN202220640498.8U Active CN217144948U (en) | 2022-03-23 | 2022-03-23 | Conduit heat seal breaking device and blood sampling system |
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