CN211583391U - Puncture rod and puncture outfit - Google Patents
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- CN211583391U CN211583391U CN201921608514.XU CN201921608514U CN211583391U CN 211583391 U CN211583391 U CN 211583391U CN 201921608514 U CN201921608514 U CN 201921608514U CN 211583391 U CN211583391 U CN 211583391U
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Abstract
The utility model discloses a puncture rod contains puncture mechanism and handle, and the handle contains handle seat and handle lid. The handle seat comprises a positioning column and a connecting groove; the handle cover comprises a positioning hole and a connecting convex step. The positioning column is inlaid in the positioning hole to realize the positioning between the handle seat and the handle cover. The handle seat and the handle cover can be conveniently connected together through the concave-convex card matched connection formed by the connecting convex step embedded in the connecting groove. Because the cooperation main role between reference column and the locating hole is fixed a position, and the connection is realized through the unsmooth card cooperation between connecting groove and the connection convex rank, consequently, do not have strict interference degree requirement between reference column and the locating hole, spare part processing is simpler, and the equipment is also more convenient, and the connection that unsmooth card complex connected mode formed is also more reliable moreover, and the use is safer. The utility model discloses a puncture outfit is owing to contain the utility model discloses a puncture rod, the accident that the handle loosens more difficult to appear in clinical use, and clinical use is safer.
Description
Technical Field
The utility model relates to a laparoscopic surgery surgical instrument, in particular to a puncture rod and a puncture outfit used in laparoscopic surgery.
Background
The laparoscopic surgery is widely applied, the using amount of disposable puncture outfits (trocars) used in the laparoscopic surgery is increased to avoid iatrogenic infection, the motion resistance of surgical instruments in the puncture outfits is reduced on the basis of ensuring the use performance, and the safety performance of products in the puncture process is improved, so that the trend is the direction for improving the puncture outfits.
The puncture mechanisms of the puncture rod in the prior art are usually connected to the handle seat in a rubber-covered mode, and then the handle seat and the handle cover are folded to assemble the complete puncture rod. In order to realize the folding of the handle seat and the handle cover, the folding of the handle seat and the handle cover is usually realized through interference fit between the positioning column and the positioning hole in the prior art, the positioning is very difficult in the assembling process, and the requirement on the interference degree is very high. If the interference degree is too big, the locating column can't be packed into in the locating hole, can't accomplish the equipment, if the interference degree undersize, the bonding strength of handle seat and handle lid is not enough, appears loosening easily.
In order to overcome the above defects, the existing puncture rod and puncture outfit need to be improved, in particular to the installation mode of the handle seat and the handle cover.
Disclosure of Invention
The utility model discloses a puncture rod improves into the equipment mode of location and connection completion respectively through the whole equipment mode that realizes location and connection of interference fit between the reference column that will have now and the locating hole. The utility model discloses a puncture rod design has the location that reference column and locating hole realized handle seat and handle cover, and the connection of handle seat and handle cover is realized through the unsmooth card cooperation design of connecting protruding rank and coupling groove simultaneously, and the equipment process is more convenient, reliable.
The utility model discloses a puncture rod, its characterized in that: the puncture rod 300 comprises a puncture mechanism 1 and a handle 2; the handle 2 comprises a handle seat 21 and a handle cover 22;
A. the handle seat 21 comprises a positioning column 21-1 and a connecting groove 21-2;
B. the handle cover 22 comprises a positioning hole 22-1 and a connecting convex step 22-2;
C. the positioning column 21-1 can be embedded in the positioning hole 22-1, and the connecting convex step 22-2 is embedded in the connecting groove 21-2 to form concave-convex card matching connection; the handle seat 21 and the handle cover 22 are connected together through a concave-convex card in a matching way to form the handle 2;
D. the puncture mechanism 1 is connected to the handle 2 to constitute the puncture rod 300.
The utility model discloses a puncture rod improves into the location and connects the equipment mode of accomplishing respectively with the whole equipment mode that realizes the location and connect of current interference fit. The positioning column 21-1 is embedded in the positioning hole 22-1, so that the positioning between the handle seat 21 and the handle cover 22 can be realized. The handle seat 21 and the handle cover 22 can be conveniently connected together by the concave-convex matching connection formed by embedding the connecting convex step 22-2 in the connecting groove 21-2. Because the positioning column 21-1 and the positioning hole 22-1 are mainly matched for positioning, and the connection is realized through the concave-convex clamping matching between the connecting groove 21-2 and the connecting convex step 22-2, the strict interference requirement between the positioning column 21-1 and the positioning hole 22-1 is not required, the parts are simpler to process and more convenient to assemble, the connection formed by the concave-convex clamping matching connection mode is more reliable, and the use process is safer.
The puncture mechanism 1 is connected with the handle 2 into a whole in a rubber-covered mode. The puncture mechanism 1 and the handle 2 can be connected into a whole in a rubber coating mode, and the manufacturing process is more convenient. Of course, the connection between the puncture mechanism 1 and the handle 2 may be made by other means, such as glue, snap, screw connection, etc., and the applicant does not specifically exemplify this connection without departing from the scope of protection of the present application.
The puncture mechanism 1 is provided with at least 1 rotation stopping hole 1-1 at the rubber coating connection part. The rotation stopping hole 1-1 can prevent the puncture mechanism 1 from rotating in the process of rotary puncture, the rubber coating effect is better, and the puncture mechanism 1 and the handle 2 are more firmly and reliably connected. Preferably, 4 rotation stopping holes 1-1 can be uniformly distributed at the end part of the puncture mechanism 1, and the rotation stopping effect is better.
The puncture mechanism 1 is an optical puncture mechanism 11. The puncture mechanism 1 can be an optical puncture mechanism 11 which can be used for placing an observation endoscope and observing in the puncture process.
The optical puncture mechanism 11 comprises an instrument channel 11-1 and an observation end 11-2. An observation endoscope can reach the observation end 11-2 through the instrument channel 11-1. The transparent observation end 11-2 can form an observation window to observe the puncture process in real time, so that the puncture process is safer.
The positioning hole 22-1 is internally provided with a reinforcing convex step 22-11. The positioning hole 22-1 may be provided with a reinforcing step 22-11 therein, and the reinforcing step 22-11 may be wedge-shaped, so as to play a guiding role when the positioning column 21-1 enters the positioning hole 22-1, and to fix the positioning column 21-1 in the positioning hole 22-1 well.
The penetration rod 300 further comprises a locking mechanism 3. When the observation endoscope is placed in the instrument channel 11-1, the locking mechanism 3 can lock the observation endoscope, so that the use process is safer and more convenient.
The locking mechanism 3 is a thread type locking mechanism, or a buckle type locking mechanism, or a spring plate type locking mechanism. The applicant has only exemplified the above forms of locking mechanism, and in practical applications, those skilled in the art can design different forms of locking mechanism according to the needs without departing from the scope of protection of the present application.
The penetration rod 300 further comprises a connection mechanism 4. The connection mechanism 4 can connect and fix the puncture rod 300 to the sheath 200 of the puncture outfit 400, and during the puncture process, the puncture rod 300 and the sheath 200 do not rotate relatively, so that the puncture process is safer.
The connecting mechanism 4 is a rotary type connecting mechanism, or a concave-convex card fitting type connecting mechanism, or an interference fitting type connecting mechanism. In practice, a person skilled in the art may design other various forms of said connecting mechanism 4 according to the needs, and the applicant does not exemplify it here, but without departing from the scope of protection of the present application.
The connecting mechanism 4 is a concave-convex card matching type connecting mechanism; the connecting mechanism 4 comprises a connecting hook 41 and a connecting bridge 42; the connecting bridge 42 is provided with a positioning groove 42-1 and an instrument through hole 42-2; the handle seat 21 of the puncture rod 300 also comprises a positioning block 21-3; the positioning block 21-3 can be embedded in the positioning groove 42-1 to connect the connecting mechanism 4 and the handle 2 together. The concave-convex matching type connecting mechanism can connect the puncture rod 300 to the sheath 200 by embedding the connecting hook 41 in the connecting groove 51 on the end sealing component 5 of the sheath 200, and the use process is very convenient.
The penetration rod 300 is made of a biomedical material. The biomedical materials can ensure the biological safety of the puncture rod 300 during the puncture process of the human body very well.
When assembling, firstly, the puncture mechanism 1 is connected to the handle seat 21 through the encapsulation process, then the positioning pin 31 of the locking mechanism 3 is embedded in the lock mounting groove 21-4 of the handle seat 21, the connecting mechanism 4 is mounted in the handle cover 22, the positioning column 21-1 is aligned with the positioning hole 22-1 and embedded in the positioning hole 22-1, the handle seat 21 and the handle cover 22 are folded by force, the positioning column 21-1 slides along the positioning hole 22-1, the handle seat 21 and the handle cover 22 are closed until the connecting convex step 22-2 is embedded in the connecting groove 21-2, at the same time, the positioning column 21-1 is simultaneously fixed in the positioning hole 22-1 by the reinforcing convex step 22-11 in the positioning hole 22-1, the assembly of the puncture rod 300 can be completed. The connection is formed through the cooperation of the concave-convex card in the assembling process, other processes such as interference fit or viscose are not needed to be connected and fixed, the assembling process is very convenient, the connecting effect is very good, the accidental phenomena such as handle loosening and the like can not occur in the clinical using process, and the clinical using process is very safe.
The utility model discloses a puncture outfit, its characterized in that: the puncture instrument 400 includes the puncture rod 300.
The puncture instrument 400 includes a sheath 200 and a puncture rod 300. The sheath 200 includes an end seal assembly 5 and a cannula assembly 6. The end face of the end sealing assembly 5 is provided with a connecting groove 51, and the connecting hook 41 of the connecting mechanism 4 can be embedded in the connecting groove 51 to realize the connection between the puncture rod 300 and the sheath 200. The sheath channel 61 of the cannula assembly 6 is matched with the puncture mechanism 1 of the puncture rod 300.
In clinical use, the puncture rod 300 is inserted into the sheath tube 200, the connecting hook 41 is embedded into the connecting groove 51, the puncture rod 300 and the sheath tube 200 are connected together, then an observation endoscope is inserted into the instrument channel 11-1 of the puncture rod 300 through the opening 22-3 on the handle cover 22 and the instrument through hole 42-2 until the observation lens reaches the observation end 11-2, and then the observation endoscope is locked by the locking mechanism 3. The puncture outfit 400 is held by hand to puncture the human body, the puncture is completed under the real-time observation of the observation endoscope, then the unlocking switch 43 of the connecting mechanism 4 is pressed, the connecting hook 41 is separated from the connecting groove 51, the puncture rod 300 is pulled out, the sheath 200 left on the human body forms an operation channel, and the clinical operation can be started.
The utility model discloses a puncture rod contains puncture mechanism 1 and handle 2, handle 2 contains handle seat 21 and handle lid 22. The handle seat 21 comprises a positioning column 21-1 and a connecting groove 21-2; the handle cover 22 includes a positioning hole 22-1 and a connecting step 22-2. The positioning column 21-1 is embedded in the positioning hole 22-1, so that the positioning between the handle seat 21 and the handle cover 22 can be realized. The handle seat 21 and the handle cover 22 can be conveniently connected together by the concave-convex matching connection formed by embedding the connecting convex step 22-2 in the connecting groove 21-2. Because the positioning column 21-1 and the positioning hole 22-1 are mainly matched for positioning, and the connection is realized through the concave-convex clamping matching between the connecting groove 21-2 and the connecting convex step 22-2, the strict interference requirement between the positioning column 21-1 and the positioning hole 22-1 is not required, the parts are simpler to process and more convenient to assemble, the connection formed by the concave-convex clamping matching connection mode is more reliable, and the use process is safer. The utility model discloses a puncture outfit is owing to contain the utility model discloses a puncture rod, the accident that the handle loosens more difficult to appear in clinical use, and clinical use is safer.
Drawings
Fig. 1 is a schematic structural view of the puncture rod of the present invention.
Fig. 1-1 is a front view of fig. 1.
Fig. 1-2 is a cross-sectional view a-a of fig. 1-1.
Fig. 1-3 are right side views of fig. 1.
Fig. 1-4 are cross-sectional views B-B of fig. 1-3.
Fig. 1-5 are schematic views of the structure of the handle cover.
Fig. 1-6 are schematic structural views of the handle seat.
Fig. 1-7 are exploded views of fig. 1.
Fig. 2 is a schematic structural view of a puncture outfit including the puncture rod of the present invention.
Fig. 2-1 is a right side view of fig. 2.
Fig. 2-2 is a cross-sectional view C-C of fig. 2-1.
Fig. 2-3 are schematic structural views of the puncture outfit of the present invention when the puncture rod is unlocked from the sheath tube.
In the above figures:
200 is a sheath tube, 300 is the puncture rod of the utility model, 400 is the puncture outfit of the utility model.
1 is a puncture mechanism, 2 is a handle, 3 is a locking mechanism, 4 is a connecting mechanism, 5 is an end sealing assembly, 6 is a sleeve assembly, and 1-1 is a stop hole.
11 is an optical puncture mechanism, 11-1 is an instrument channel, and 11-2 is an observation end.
21 is a handle seat, 21-1 is a positioning column, 21-2 is a connecting groove, 21-3 is a positioning block, and 21-4 is a lock catch mounting groove; 22 is a handle cover, 22-1 is a positioning hole, 22-2 is a connecting convex step, 22-3 is an opening, and 22-21 is a reinforcing convex step.
41 is a connecting hook, 42 is a connecting bridge, 42-1 is a positioning groove, 42-2 is an instrument through hole, and 42-3 is an unlocking switch.
61 is a sheath channel, and 62 is a gas valve.
Detailed Description
Example 1: the utility model discloses a puncture rod
Referring to fig. 1-7, the puncturing rod of the present embodiment includes a puncturing mechanism 1 and a handle 2.
Referring to fig. 1-2 and fig. 1-4, in the present embodiment, the puncture mechanism 1 is an optical puncture mechanism 11 capable of placing an observation endoscope for observation during the puncture process.
The optical puncture mechanism 11 comprises an instrument channel 11-1 and an observation end 11-2. An observation endoscope can reach the observation end 11-2 through the instrument channel 11-1. The transparent observation end 11-2 can form an observation window to observe the puncture process in real time, so that the puncture process is safer.
Referring to fig. 1-5 and 1-6, the handle 2 includes a handle seat 21 and a handle cover 22. The handle seat 21 comprises a positioning column 21-1 and a connecting groove 21-2; the handle cover 22 includes a positioning hole 22-1 and a connecting step 22-2. The positioning column 21-1 can be embedded in the positioning hole 22-1, and the connecting convex step 22-2 is embedded in the connecting groove 21-2 to form concave-convex card matching connection; the handle seat 21 and the handle cover 22 are connected together through a concave-convex card fit to form the handle 2.
In the embodiment, the puncture mechanism 1 is connected with the handle 2 into a whole in a rubber-covered manner, so that the manufacturing process is very convenient. Of course, the connection between the puncture mechanism 1 and the handle 2 may be made by other means, such as glue, snap, screw connection, etc., and the applicant does not specifically exemplify this connection without departing from the scope of protection of the present application.
Referring to fig. 1-2 and fig. 1-7, the lancing mechanism 1 is provided with at least 1 rotation stop hole 1-1 at the encapsulated connection. The rotation stopping hole 1-1 can prevent the puncture mechanism 1 from rotating in the process of rotary puncture, the rubber coating effect is better, and the puncture mechanism 1 and the handle 2 are more firmly and reliably connected. In the embodiment, the 4 rotation stopping holes 1-1 are uniformly distributed at the end part of the puncture mechanism 1, so that the rotation stopping effect is better.
Referring to fig. 1-5, a reinforcing step 22-11 is provided in the positioning hole 22-1, and the reinforcing step 22-11 is wedge-shaped, so that the positioning post 21-1 can be guided when entering the positioning hole 22-1, and the positioning post 21-1 can be well fixed in the positioning hole 22-1.
Referring to fig. 1 and 1-1, in this embodiment, the penetration rod 300 further comprises a locking mechanism 3. When the observation endoscope is placed in the instrument channel 11-1, the locking mechanism 3 can lock the observation endoscope, so that the use process is safer and more convenient.
Referring to fig. 1-4, the locking mechanism 3 is a snap-type locking mechanism, and in practical applications, a person skilled in the art may design different types of locking mechanisms as needed, such as a screw-type locking mechanism, or a spring-type locking mechanism, etc., which is not illustrated herein by the applicant, but does not depart from the scope of the present application.
Referring to fig. 1-3, the penetration rod 300 further includes a connection mechanism 4. The connection mechanism 4 can connect and fix the puncture rod 300 to the sheath 200 of the puncture outfit 400, and during the puncture process, the puncture rod 300 and the sheath 200 do not rotate relatively, so that the puncture process is safer.
Referring to fig. 1-2 and 1-7, in this embodiment, the attachment mechanism 4 is a male-female snap-fit type attachment mechanism; the connecting mechanism 4 comprises a connecting hook 41 and a connecting bridge 42; the connecting bridge 42 is provided with a positioning groove 42-1 and an instrument through hole 42-2; the handle seat 21 of the puncture rod 300 also comprises a positioning block 21-3; the positioning block 21-3 can be embedded in the positioning groove 42-1 to connect the connecting mechanism 4 and the handle 2 together. The concave-convex matching type connecting mechanism can connect the puncture rod 300 to the sheath 200 by embedding the connecting hook 41 in the connecting groove 51 on the end sealing component 5 of the sheath 200, and the use process is very convenient.
The connection mechanism 4 may be a rotary type connection mechanism, an interference fit type connection mechanism, or the like. In practice, a person skilled in the art may design other various forms of said connecting mechanism 4 according to the needs, and the applicant does not exemplify it here, but without departing from the scope of protection of the present application.
The penetration rod 300 is made of a biomedical material. The biomedical materials can ensure the biological safety of the puncture rod 300 during the puncture process of the human body very well.
When assembling, firstly, the puncture mechanism 1 is connected to the handle seat 21 through the encapsulation process, then the positioning pin 31 of the locking mechanism 3 is embedded in the lock mounting groove 21-4 of the handle seat 21, the connecting mechanism 4 is mounted in the handle cover 22, the positioning column 21-1 is aligned with the positioning hole 22-1 and embedded in the positioning hole 22-1, the handle seat 21 and the handle cover 22 are folded by force, the positioning column 21-1 slides along the positioning hole 22-1, the handle seat 21 and the handle cover 22 are closed until the connecting convex step 22-2 is embedded in the connecting groove 21-2, at the same time, the positioning column 21-1 is simultaneously fixed in the positioning hole 22-1 by the reinforcing convex step 22-11 in the positioning hole 22-1, the assembly of the puncture rod 300 can be completed. The connection is formed through the cooperation of the concave-convex card in the assembling process, and the connection and the fixation are not needed through other processes such as interference fit or viscose glue.
The puncture rod of the embodiment improves the existing assembly mode of integrally realizing positioning and connection by interference fit into the assembly mode of respectively finishing positioning and connection. The positioning column 21-1 is embedded in the positioning hole 22-1, so that the positioning between the handle seat 21 and the handle cover 22 can be realized. The handle seat 21 and the handle cover 22 can be conveniently connected together by the concave-convex matching connection formed by embedding the connecting convex step 22-2 in the connecting groove 21-2. Because the positioning column 21-1 and the positioning hole 22-1 are mainly matched for positioning, and the connection is realized through the concave-convex clamping matching between the connecting groove 21-2 and the connecting convex step 22-2, the strict interference requirement between the positioning column 21-1 and the positioning hole 22-1 is not required, the parts are simpler to process and more convenient to assemble, the connection formed by the concave-convex clamping matching connection mode is more reliable, and the use process is safer.
Example 2: the puncture outfit of the utility model
Referring to fig. 2 to 2-3, the puncture instrument of this embodiment includes a puncture rod 300 and a sheath 200 as described in embodiment 1.
Referring to fig. 2 and 2-3, the sheath 200 includes an end seal assembly 5 and a cannula assembly 6. The end face of the end sealing assembly 5 is provided with a connecting groove 51, and the connecting hook 41 of the connecting mechanism 4 can be embedded in the connecting groove 51 to realize the connection between the puncture rod 300 and the sheath 200. The sheath channel 61 of the cannula assembly 6 is matched with the puncture mechanism 1 of the puncture rod 300.
Referring to fig. 2-1 and 2-2, in clinical use, the puncture rod 300 is inserted into the sheath 200, the connecting hooks 41 are embedded in the connecting grooves 51, the puncture rod 300 and the sheath 200 are connected together, then an observation endoscope is inserted into the instrument channel 11-1 of the puncture rod 300 through the opening 22-3 of the handle cover 22 and the instrument through hole 42-2 until the observation lens reaches the observation end 11-2, and then the observation endoscope is locked by the locking mechanism 3. The puncture outfit 400 is held by hand to puncture the human body, the puncture is finished under the real-time observation of the observation endoscope, the air valve 62 on the cannula assembly 6 is opened, and CO is connected2After the gas is supplied, the unlocking switch 43 of the connection mechanism 4 is pressed, the connection hook 41 is separated from the connection groove 51, the puncture rod 300 is pulled out, and the sheath 200 left on the body constitutes a surgical path, so that the clinical operation can be started.
The puncture outfit of the embodiment has the puncture rod, so that the accident that the handle is loosened is less prone to occurring in the clinical use process, and the clinical use is safer.
It should be noted that the structures disclosed and described herein may be replaced by other structures having the same effect, and the embodiments described herein are not the only structures for implementing the present invention. Although preferred embodiments of the present invention have been shown and described herein, it will be understood by those skilled in the art that these embodiments are by way of example only and that numerous changes, modifications and substitutions may be made without departing from the invention herein, and it is intended that the scope of the invention be limited only by the spirit and scope of the claims appended hereto.
Claims (14)
1. Puncture rod, its characterized in that: the puncture rod (300) comprises a puncture mechanism (1) and a handle (2); the handle (2) comprises a handle seat (21) and a handle cover (22);
A. the handle seat (21) comprises a positioning column (21-1) and a connecting groove (21-2);
B. the handle cover (22) comprises a positioning hole (22-1) and a connecting convex step (22-2);
C. the positioning column (21-1) can be embedded in the positioning hole (22-1), and the connecting convex step (22-2) is embedded in the connecting groove (21-2) to form concave-convex card matching connection; the handle seat (21) and the handle cover (22) are connected together through a concave-convex card in a matching way to form the handle (2);
D. the puncture mechanism (1) is connected to the handle (2) to form the puncture rod (300).
2. A penetration rod according to claim 1, wherein: the puncture mechanism (1) is connected with the handle (2) into 1 whole in a rubber-covered mode.
3. A penetration rod according to claim 2, wherein: the puncture mechanism (1) is provided with at least one rotation stopping hole (1-1) at the rubber coating connection part.
4. A penetration rod according to claim 1, wherein: the puncture mechanism (1) is an optical puncture mechanism (11).
5. A penetration rod according to claim 4, wherein: the optical puncture mechanism (11) comprises an instrument channel (11-1) and an observation end (11-2).
6. A penetration rod according to claim 1, wherein: the positioning hole (22-1) is internally provided with a reinforcing convex step (22-11).
7. A penetration rod according to claim 1, wherein: the puncture rod (300) also comprises a locking mechanism (3).
8. A penetration rod according to claim 7, wherein: the locking mechanism (3) is a thread type locking mechanism, or a buckle type locking mechanism, or a spring plate type locking mechanism.
9. A penetration rod according to claim 1, wherein: the puncture rod (300) also comprises a connecting mechanism (4).
10. A penetration rod according to claim 9, wherein: the connecting mechanism (4) is a rotary connecting mechanism, a concave-convex card matching type connecting mechanism or an interference matching type connecting mechanism.
11. A penetration rod according to claim 9, wherein: the connecting mechanism (4) is a concave-convex card matching type connecting mechanism; the connecting mechanism (4) comprises a connecting hook (41) and a connecting bridge (42); the connecting bridge (42) is provided with a positioning groove (42-1) and an instrument through hole (42-2); the handle seat (21) of the puncture rod (300) also comprises a positioning block (21-3); the positioning block (21-3) can be embedded in the positioning groove (42-1) to connect the connecting mechanism (4) and the handle (2) together.
12. A penetration rod according to claim 1, wherein: the puncture rod (300) is made of biomedical materials.
13. Puncture ware, its characterized in that: the puncture instrument (400) comprises the puncture rod (300) of claim 1.
14. The puncture instrument according to claim 13, wherein: the puncture outfit (400) comprises a sheath tube (200) and a puncture rod (300).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921608514.XU CN211583391U (en) | 2019-09-24 | 2019-09-24 | Puncture rod and puncture outfit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921608514.XU CN211583391U (en) | 2019-09-24 | 2019-09-24 | Puncture rod and puncture outfit |
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| CN211583391U true CN211583391U (en) | 2020-09-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112617981A (en) * | 2019-09-24 | 2021-04-09 | 广州迪克医疗器械有限公司 | Puncture rod and puncture outfit |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112617981A (en) * | 2019-09-24 | 2021-04-09 | 广州迪克医疗器械有限公司 | Puncture rod and puncture outfit |
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