CN214512145U - Medical infusion device for infusion - Google Patents
Medical infusion device for infusion Download PDFInfo
- Publication number
- CN214512145U CN214512145U CN202022525420.5U CN202022525420U CN214512145U CN 214512145 U CN214512145 U CN 214512145U CN 202022525420 U CN202022525420 U CN 202022525420U CN 214512145 U CN214512145 U CN 214512145U
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- rubber tube
- syringe
- seat
- hose
- infusion
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Abstract
The utility model relates to a medical transfusion system for transfusion, which relates to the technical field of medical supplies. It comprises a transfusion tube, a syringe connector and a rubber tube connector; the syringe connector comprises a syringe connecting seat and a syringe connecting pipe, one end of the syringe connecting seat is connected with the syringe connecting pipe, the other end of the syringe connecting seat is provided with an injection head mounting groove and a syringe transfusion hole, the inner wall of the injection head mounting groove is provided with a first internal threaded strip, and the outer wall of the syringe connecting pipe is also provided with a second external threaded strip; the rubber tube connector comprises a rubber tube connecting seat, a rubber tube connecting pipe and a rubber tube fixing part, one end of the rubber tube connecting seat is connected with the rubber tube connecting pipe, the other end of the rubber tube connecting seat is provided with a rubber tube seat mounting groove and a rubber tube seat infusion hole, a second inner threaded strip matched with a second outer threaded strip is arranged in the rubber tube seat mounting groove, and the infusion pipe is mounted on the rubber tube connecting pipe through the rubber tube fixing part. The utility model can be firmly installed on the injector.
Description
Technical Field
The utility model relates to the technical field of medical supplies, in particular to a medical infusion apparatus for infusion.
Background
An infusion apparatus is a commonly used medical device and is generally used for infusing nutrient solution and anesthetic solution into veins of a human body, and the existing infusion apparatus generally comprises an intravenous needle, an infusion hose, a flow rate regulator and the like. In actual use, the existing infusion apparatus is basically directly arranged on an injector, and the infusion apparatus and the injector are connected together in an interference fit mode. In the above prior art, when the anesthetic solution is administered into the internal vein of the human body, the infusion set is easily detached from the syringe, and therefore, there is a need for improvement.
A Chinese patent with a publication number of CN202777259U is retrieved, and discloses a novel infusion apparatus, which comprises a scalp acupuncture, a liquid medicine filter, a drip cup and a bottle stopper puncture outfit which are arranged in sequence, wherein a flow rate regulator is also arranged outside a hose between the liquid medicine filter and the drip cup; a three-way piece is arranged between the liquid medicine filter and the drip cup and comprises a straight-through pipe and a connecting pipe positioned on one side of the straight-through pipe, the inner side end of the connecting pipe is communicated with the pipe cavity of the straight-through pipe through a conduction opening positioned on the pipe wall of the straight-through pipe, the outer side end of the connecting pipe is communicated with the drip cup, the lower end part of the straight-through pipe is communicated with the liquid medicine filter, the opening part of the upper end part of the straight-through pipe is hermetically connected with a rubber cap, a rubber plug hermetically connected with the inner wall of the straight-through pipe is also arranged in the pipe cavity of the straight-through pipe, and the rubber plug is positioned between the conduction opening and the rubber cap.
The novel infusion apparatus is directly arranged on the needle cylinder when in use, and the reinforcing structure for arranging the needle head on the injector is not arranged between the infusion apparatus and the injector, so that the infusion apparatus is easy to fall off from the injector when in use.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects existing in the prior art, the utility model aims at providing a medical transfusion device for transfusion, which has the advantage of being firmly arranged on an injector.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a medical infusion apparatus for infusion comprises an infusion tube, a syringe connector and a rubber tube connector;
the syringe connector comprises a syringe connecting seat used for being connected with an injector and a syringe connecting pipe used for being connected with a rubber pipe connector, one end of the syringe connecting seat is connected with the syringe connecting pipe, the other end of the syringe connecting seat is provided with an injection head mounting groove matched with the injection head and a syringe transfusion hole communicated with the interior of the injection head of the injector, the inner wall of the injection head mounting groove is provided with a first internal threaded strip, and the outer wall of the syringe connecting pipe is also provided with a second external threaded strip;
the rubber tube connector comprises a rubber tube connecting seat connected with the needle cylinder connecting tube in a matched mode, a rubber tube connecting tube used for connecting a liquid conveying tube, and a rubber tube fixing piece used for fixing the liquid conveying tube on the rubber tube connecting tube, one end of the rubber tube connecting seat is connected with the rubber tube connecting tube, the other end of the rubber tube connecting seat is provided with a rubber tube seat mounting groove matched with the needle cylinder connecting tube, and a rubber tube seat liquid conveying hole communicated with the inside of the needle cylinder connecting tube, second inner threaded strips matched with second outer threaded strips are arranged in the rubber tube seat mounting groove, and the liquid conveying tube is installed on the rubber tube connecting tube through the rubber tube fixing piece.
By adopting the technical scheme, the transfusion tube is arranged on the syringe connector through the rubber tube connector, and the rubber tube connector is arranged on the injector, so that the transfusion tube is indirectly arranged on the injector, and thus, under the combined action of the syringe connector and the rubber tube connector, people can firmly connect the transfusion device and the injector together.
The present invention may be further configured in a preferred embodiment such that the second external thread strip has only one turn of thread and the thickness of the middle portion of the second external thread strip is greater than the thickness of the two ends of the second external thread strip.
Through adopting above-mentioned technical scheme, only set up the round screw thread on the cylinder connecting pipe, can make things convenient for people's dismouting rubber tube connector, like this, this application can facilitate the use more.
The present invention can be further configured in a preferred embodiment, the syringe connecting tube is provided with a second limiting groove penetrating through the second external thread strip.
Through adopting above-mentioned technical scheme, under the effect of second spacing groove, the dismouting rubber tube connector that people can be more convenient.
The utility model discloses can further configure into in a preferred example, be connected with the steel wire stopper on the cylinder connecting pipe, be equipped with the spacing chamber of steel wire in the steel wire stopper, the steel wire dish is equipped with in the spacing intracavity of steel wire, be connected with on the steel wire dish and pass cylinder connecting pipe, rubber tube connecting seat and rubber tube connecting pipe in proper order to enter into the wire rope in the transfer line, be interval arrangement between the spacing intracavity wall of steel wire dish and steel wire.
Through adopting above-mentioned technical scheme, wire rope passes through the steel wire dish and installs in the cylinder connecting pipe, and anesthetic liquid can enter into to the transfer line after injection head, cylinder connector and cylinder connecting pipe in proper order, and under wire rope's effect, the transfer line can not be bent when the infusion to let this application can infuse.
The utility model can be further configured in a better example, the steel wire disc is also provided with a steel wire hole for the anesthetic liquid to pass through.
Through adopting above-mentioned technical scheme, anesthesia liquid can also further enter into to the transfer line in through the steel wire hole to let this application can be better infuse.
The utility model discloses can further configure to in a preferred example, the rubber tube connector is the columnar structure on the whole, and the rubber tube connector is equipped with rubber tube seat assembly chamber in the one end that is close to the injection head, be equipped with the rubber tube seat erection column of installing on the syringe connector in the rubber tube seat erection chamber, the rubber tube seat pilot hole is located rubber tube seat erection column, and the clearance between rubber tube seat erection column and the rubber tube seat erection intracavity wall is the rubber tube seat mounting groove.
Through adopting above-mentioned technical scheme, this application has realized arranging of rubber tube connector structure, and the anesthetic liquid that comes from the syringe connector can get into to the transfer line behind the rubber tube seat pilot hole in the rubber tube seat erection column.
The utility model discloses can further configure to in a preferred example, rubber tube seat assembly post tip is the hemisphere, rubber tube seat pilot hole and rubber tube seat assembly post are coaxial arranging.
Through adopting above-mentioned technical scheme, rubber tube seat erection column tip can become the cambered surface, and like this, rubber tube seat erection column and cylinder connecting pipe will be connected inseparabler, and the anesthesia liquid is difficult more to spill outside this application in the clearance between syringe connector and the rubber tube connector.
The utility model discloses can further configure to in a preferred example, the rubber tube mounting is including the rubber tube lantern ring of cover on the rubber tube connecting pipe, the tip of transfer line is installed between rubber tube connecting pipe and rubber tube sleeve ring.
Through adopting above-mentioned technical scheme, the rubber tube cover ring can fasten rubber tube connecting pipe and transfer line, further prevents that the transfer line from droing from the rubber tube connecting pipe.
The present invention can be further configured in a preferred embodiment, the infusion tube has a graduation mark at an end away from the rubber tube connector.
Through adopting above-mentioned technical scheme, under the help of scale mark, people are more enough better to patient's infusion.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the infusion tube is installed on the syringe connector through the rubber tube connector, the rubber tube connector is installed on the injector, the infusion tube is indirectly installed on the injector, and therefore under the combined action of the syringe connector and the rubber tube connector, people can firmly connect the infusion device and the injector together.
2. The steel wire rope can be arranged in the needle cylinder connecting pipe through the steel wire disc, and the anesthetic can enter the infusion tube after sequentially passing through the injection head, the needle cylinder connector and the needle cylinder connecting pipe; simultaneously, under wire rope's effect, the transfer line can not be bent when the infusion to let this application can be better carry out the infusion.
3. This application dismouting transfer line, syringe connector and rubber tube connector that can be very convenient, it is very convenient to use.
Drawings
Fig. 1 is a schematic structural view of a medical infusion apparatus for infusion according to the present invention;
FIG. 2 is a schematic view of the syringe connector when mounted on the injector;
FIG. 3 is a schematic view showing the connection structure of a rubber hose connector, a transfusion tube and the anesthetic syringe of the present invention;
FIG. 4 is a schematic view of the syringe at the injection head;
FIG. 5 is a schematic view showing a connection structure of the hose connector, the wire rope and the syringe attachment base;
FIG. 6 is a schematic view of the full section of FIG. 4 in the front elevation direction;
FIG. 7 is a schematic view of the syringe attachment seat;
FIG. 8 is a schematic view of the construction of a hose connector;
fig. 9 is an enlarged schematic view of a portion a of fig. 6.
Reference numerals: 1. an injector; 11. an injection tube; 12. an injection head; 2. a syringe connector; 21. a needle cylinder connecting seat; 211. a needle seat assembling ring; 22. a syringe connecting tube; 23. an injection head mounting groove; 24. a needle cylinder infusion hole; 25. anti-skid projections; 31. a first external threaded bar; 32. a first internal threaded strip; 33. a second external threaded bar; 34. a second internal threaded strip; 35. a guide block; 36. a first limit groove; 41. a steel wire limiting block; 42. a steel wire limiting cavity; 43. a wire reel; 44. a wire rope; 45. a steel wire hole; 5. a transfusion tube; 51. scale lines; 6. a rubber hose connector; 61. the rubber tube connecting seat; 611. assembling a column on the rubber tube seat; 62. a rubber tube lantern ring; 63. a rubber tube seat mounting groove; 64. a rubber tube seat infusion hole; 65. the rubber tube is connected with the pipe.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, the present application provides a medical infusion apparatus for infusion, which comprises an infusion tube 5, a syringe connector 2 and a rubber tube connector 6, wherein the infusion tube 5 is provided with scale marks 51 at one end far away from the rubber tube connector 6, so that people can better infuse a patient. In actual operation, the injector 1 includes an injection tube 11 and an injection head 12, the injection head 12 is a cylindrical structure, the interior of the injection head 12 is communicated with the interior of the injection tube 11, the infusion tube 5 is mounted on the rubber tube connector 6, the rubber tube connector 6 is mounted on the syringe connector 2, and the syringe connector 2 is mounted on the injector 1.
In practice, the term "detachable" in this application means detachable or attachable, and specifically, for example, the term "detachable" with respect to the syringe connector 2 means attaching the syringe connector 2 or detaching the syringe connector 2, and similarly, the term "detachable" with respect to the infusion tube 5 means attaching the infusion tube 5 or detaching the infusion tube 5. Meanwhile, in the present invention, the infusion tube 5 may be directly attached to the syringe connector 2, or may be indirectly attached to the syringe connector 2 via another member (for example, a rubber tube connector 6 shown in fig. 8).
As shown in fig. 6, one end of the syringe connecting base 21 is connected to the syringe connecting tube 22, and the other end is provided with an injection head mounting groove 23 matched with the injection head 12, and a syringe infusion hole 24 communicated with the inside of the injection head 12 of the injector 1. As shown in fig. 7, the syringe connector 2 includes a syringe connecting seat 21 for connecting with the injector 1, and a syringe connecting tube 22 for connecting the syringe connector 6, in actual operation, the syringe connecting seat 21 is a columnar structure as a whole, preferably, the syringe connecting seat 21 is a hexagonal prism structure, the syringe connecting seat 21 is provided with a needle seat assembling cavity at one end close to the injection head 12, a needle seat assembling ring 211 installed on the syringe connector 2 is arranged in the needle seat assembling cavity, a gap between the needle seat assembling ring 211 and the inner wall of the needle seat assembling cavity is an injection head installing groove 23, and a solute space formed in the needle seat assembling ring 211 and penetrating through the syringe connecting seat 21 is a syringe transfusion hole 24. Further, an anti-slip projection 25 is connected to the outer wall of the syringe connector 2.
As shown in fig. 4, the outer wall of the injection head 12 is provided with a first external thread strip 31, the first external thread strip 31 is spirally arranged, so that the injection head 12 can be conveniently mounted and dismounted, the first external thread strip 31 is provided with only one turn of threads, the inner wall of the injection head mounting groove 23 is provided with a first internal thread strip 32, the first internal thread strip 32 and the first external thread strip 31 are matched with each other, the number of turns of the first internal thread strip 32 can be 2-3, and the injection head 12 is connected with the syringe connector 2 through the first external thread strip 31 and the first internal thread strip 32.
Preferably, in order to enable more rapid and stable disassembly and assembly of the syringe connector 2, guide blocks 35 are attached to both ends of the first male screw thread strip 31. As shown in fig. 7, to facilitate the detachment and attachment of the hose connector 6 or the infusion tube 5, guide blocks 35 are connected to both ends of the second male thread strip 33. As shown in fig. 4, the guide block 35 is integrally formed in a tapered or triangular structure, so that the first external thread strip 31 and/or the second external thread strip 33 can be formed in a structure with a thicker middle thickness and thinner two ends, and people can assemble and disassemble the syringe connector 2 and the infusion tube 5 more conveniently.
As shown in fig. 5, a rubber tube connector 6 is connected between the infusion tube 5 and the syringe connector 2 so that the infusion tube 5 can be attached to the syringe connector 2 more favorably. Meanwhile, in order to facilitate the assembly of the syringe connection tube 22 and the infusion tube 5, as shown in fig. 8, a second external thread strip 33 is further installed on the outer wall of the syringe connection tube 22, and preferably, in order to facilitate the detachment and installation of the infusion tube 5, the second external thread strip 33 also has one and only one turn of threads.
As shown in fig. 4, the syringe connector 22 is provided with a second stopper groove through which the second male screw thread strip 33 passes, and the syringe connector 2 and the infusion tube 5 can be more easily disassembled by a person by providing the first stopper groove 36 through which the first male screw thread strip 31 passes through on the syringe 12.
As shown in fig. 5 and 6, the syringe connecting tube 22 is connected with a steel wire limiting block 41, a steel wire limiting cavity 42 is arranged in the steel wire limiting block 41, a steel wire disc 43 is arranged in the steel wire limiting cavity 42, and the steel wire disc 43 is connected with a steel wire rope 44 (as shown in fig. 9 and 5) which penetrates out from the free end of the syringe connecting tube 22, so that the steel wire rope 44 can be installed in the syringe connecting tube 22 through the steel wire disc 43, and the steel wire disc 43 and the inner wall of the steel wire limiting cavity 42 are arranged at intervals, so that anesthetic liquid still enters the infusion tube 5 to infuse a patient. Preferably, the wire disc 43 is further provided with a wire hole 45 for passing anesthetic liquid, so that the present application can perform infusion better.
As shown in fig. 8, the hose connector 6 includes a hose connecting base 61 that is connected to the syringe connecting pipe 22, a hose connecting pipe 65 for connecting the infusion tube 5, and a hose fixing member for fixing the infusion tube 5 to the hose connecting pipe 65. Thus, the infusion tube 5 is connected to the hose connector 6 through the hose connecting tube 65, and the hose connector 6 is connected to the syringe connector 2 through the hose connecting seat 61, so that the infusion tube 5 is indirectly mounted to the syringe 1, and thus, one can firmly connect the infusion tube 5, the infusion set, and the syringe 1.
As shown in fig. 5, the hose fixing member includes a hose collar 62 fitted over the hose connecting pipe 65, and the end of the infusion tube 5 is fitted between the hose connecting pipe 65 and the hose collar 62 to further prevent the infusion tube 5 from falling off from the hose connecting pipe 65.
As shown in fig. 8, the rubber tube connector 6 is a cylindrical structure as a whole, a rubber tube base assembling cavity is arranged at one end of the rubber tube connector 6 close to the injection head 12, a rubber tube base assembling column 611 mounted on the syringe connector 2 is arranged in the rubber tube base assembling cavity, a rubber tube base assembling hole is located in the rubber tube base assembling column 611, and a gap between the rubber tube base assembling column 611 and the inner wall of the rubber tube base assembling cavity is a rubber tube base installing groove 63. Preferably, the end of the rubber tube base assembling column 611 is hemispherical, and the rubber tube base assembling hole and the rubber tube base assembling column 611 are coaxially arranged, so that the anesthetic liquid is less prone to flowing out from the gap between the syringe connector 2 and the rubber tube connector 6.
As shown in fig. 9, one end of the hose connecting seat 61 is connected to the hose connecting pipe 65, the other end is provided with a hose seat mounting groove 63 matched with the syringe connecting pipe 22 and a hose seat infusion hole 64 communicated with the inside of the syringe connecting pipe 22, a second inner threaded strip 34 matched with the second outer threaded strip 33 is arranged in the hose seat mounting groove 63, and the infusion tube 5 is mounted on the hose connecting pipe 65 through a hose fixing member.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. A medical transfusion device for transfusion comprises a transfusion tube (5), and is characterized by also comprising a syringe connector (2) and a rubber tube connector (6);
the syringe connector (2) comprises a syringe connecting seat (21) used for being connected with the injector (1) and a syringe connecting pipe (22) used for being connected with the rubber pipe connector (6), one end of the syringe connecting seat (21) is connected with the syringe connecting pipe (22), the other end of the syringe connecting seat is provided with an injection head mounting groove (23) matched with the injection head (12), and a syringe transfusion hole (24) communicated with the inside of the injection head (12) of the injector (1), the inner wall of the injection head mounting groove (23) is provided with a first inner threaded strip (32), and the outer wall of the syringe connecting pipe (22) is also provided with a second outer threaded strip (33);
rubber tube connector (6) include rubber tube connecting seat (61) with cylinder connecting pipe (22) accordant connection, be used for connecting rubber tube connecting pipe (65) of transfer line (5), and be used for fixing rubber tube mounting on rubber tube connecting pipe (65) with transfer line (5), rubber tube connecting seat (61) one end is connected with rubber tube connecting pipe (65), and the other end is equipped with rubber tube seat mounting groove (63) that matches with cylinder connecting pipe (22), and rubber tube seat infusion hole (64) with the inside intercommunication of cylinder connecting pipe (22), be equipped with in rubber tube seat mounting groove (63) with second external screw thread strip (33) assorted second internal screw thread strip (34), transfer line (5) are installed on rubber tube connecting pipe (65) through the rubber tube mounting.
2. The medical infusion set for infusion according to claim 1, wherein the second externally threaded strip (33) has only one turn of thread, and the thickness of the middle part of the second externally threaded strip (33) is greater than the thickness of the two ends of the second externally threaded strip (33).
3. The medical infusion set for infusion according to claim 2, wherein the syringe connecting tube (22) is provided with a second limiting groove penetrating through the second external thread strip (33).
4. The medical infusion apparatus for infusion according to claim 1, 2 or 3, wherein the syringe connecting tube (22) is connected with a steel wire limiting block (41), a steel wire limiting cavity (42) is arranged in the steel wire limiting block (41), a steel wire disc (43) is arranged in the steel wire limiting cavity (42), the steel wire disc (43) is connected with a steel wire rope (44) which sequentially penetrates through the syringe connecting tube (22), the rubber tube connecting seat (61) and the rubber tube connecting tube (65) and enters the infusion tube (5), and the inner walls of the steel wire disc (43) and the steel wire limiting cavity (42) are arranged at intervals.
5. The medical infusion set for infusion according to claim 4, wherein the wire disc (43) is further provided with a wire hole (45) for passing anesthetic liquid.
6. The medical infusion apparatus for infusion according to claim 5, wherein the hose connecting seat (61) is a cylindrical structure as a whole, a hose seat assembling cavity is formed in one end, close to the injection head (12), of the hose connecting seat (61), a hose seat assembling column (611) installed on the syringe connector (2) is arranged in the hose seat assembling cavity, the hose seat assembling hole is formed in the hose seat assembling column (611), and a gap between the hose seat assembling column (611) and the inner wall of the hose seat assembling cavity is a hose seat installing groove (63).
7. The medical infusion set for infusion according to claim 6, wherein the end of the hose seat assembling column (611) is hemispherical, and the hose seat assembling hole and the hose seat assembling column (611) are coaxially arranged.
8. The medical infusion set for infusion according to claim 7, wherein the hose fixing part comprises a hose collar (62) sleeved on a hose connecting pipe (65), and the end part of the infusion tube (5) is installed between the hose connecting pipe (65) and the hose collar (62).
9. The medical infusion set for infusion according to claim 8, characterized in that the infusion tube (5) is provided with graduation marks (51) at the end remote from the rubber tube connector (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022525420.5U CN214512145U (en) | 2020-11-04 | 2020-11-04 | Medical infusion device for infusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022525420.5U CN214512145U (en) | 2020-11-04 | 2020-11-04 | Medical infusion device for infusion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214512145U true CN214512145U (en) | 2021-10-29 |
Family
ID=78287466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022525420.5U Active CN214512145U (en) | 2020-11-04 | 2020-11-04 | Medical infusion device for infusion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214512145U (en) |
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2020
- 2020-11-04 CN CN202022525420.5U patent/CN214512145U/en active Active
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