CN217310400U - Push-jet device for facial fat filling operation - Google Patents

Abstract

The utility model discloses a pushing and ejecting device for facial fat filling operation, which relates to the technical field of medical instruments and comprises a needle tube, wherein the inner side of the needle tube is connected with a pushing and ejecting unit, one end of the needle tube is connected with a connector, the outer surface of the needle tube is connected with a position limiting part, the device can realize the effect of single insertion and multi-time injection through the matching between a plurality of position limiting grooves with different depths on the outer surface of a movable ring and a plurality of position limiting pins with different insertion depths on the outer surface of a connecting rod, and the injection dosage can be flexibly adjusted through the change of the positions of the position limiting pins in a plurality of different pin holes, thereby improving the injection efficiency, reducing the pain of a patient, and the outer surface of the needle head can be cleaned in time after each insertion, prevent the outer surface of the needle from being stained with fat residue, prevent injection infection and enlarge wound.

Description

Push-jetting device for facial fat filling operation

Technical Field

The utility model relates to the technical field of medical equipment, specifically a facial fat is filled operation and is used pushing and shooting device.

Background

The operation is filled to facial fat needs inject the fat into subcutaneously through special syringe, however, facial fat among the prior art is filled and is used the syringe mostly single structure with the syringe, when pushing away and penetrate, because fat injection need divide into many times ration and pour into, manual operation is difficult to hold to single injection dosage, and inserts skin injection many times and again reduces injection efficiency, increases patient's misery.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art, the utility model provides a facial fat is filled operation and is used to push away and penetrate device has solved the dose that pushes away and has penetrated and be difficult to the problem of controlling.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a pushing and injecting device for facial fat filling surgery comprises a needle tube, wherein the inner side of the needle tube is connected with a pushing and injecting unit, one end of the needle tube is connected with a connector, and the outer surface of the needle tube is connected with a limiting piece;

the pushing and ejecting unit comprises a piston handle, one side of the piston handle is connected with a piston rod, one end of the piston rod is connected with a piston, one side face of the piston handle and the outer side of the needle tube are connected with connecting rods, and the outer surface of the piston is inserted with a plurality of limiting pins at equal intervals;

the connector includes the sleeve pipe, sheathed tube one end is connected with the syringe needle, the surface of syringe needle is connected with reset spring.

As a further technical scheme of the utility model, the locating part includes the loose collar, the surface of loose collar corresponds respectively with a plurality of spacer pins and has seted up a plurality of spacing grooves, the inside wall of loose collar all is connected with the slider with the department of correspondence of a plurality of spacing grooves.

As a further technical scheme of the utility model, the surface of needle tubing is connected with two fixed blocks, two the terminal surface of fixed block all corresponds with the terminal surface of connecting rod and has seted up logical groove, the surface of needle tubing corresponds with the slip path of activity ring and has seted up movable groove, the surface of needle tubing corresponds with a plurality of sliders and has seted up the fixed slot, the fixed slot communicates with movable groove.

As a further technical scheme of the utility model, the surface of connecting rod corresponds with a plurality of spacer pins and has seted up a plurality of pinholes, and every the surface of spacer pin is all seted up threadedly, the inside wall of pinhole corresponds with the spacer pin and sets up the internal thread of looks adaptation, and is a plurality of the spacer pin passes through the pinhole and connects in the surface of connecting rod.

As a further technical scheme of the utility model, reset spring's one end is connected with the cleaning head, the cleaning head is medical silica gel material, the through-hole has been seted up with the syringe needle correspondence to the terminal surface of cleaning head, the internal diameter size of through-hole and the external diameter size phase-match of syringe needle.

As a further technical scheme of the utility model, it is a plurality of the degree of depth of spacing groove is all inequality, the width of spacing groove and the external diameter phase-match of spacer pin, the internal diameter of fixed slot and the external diameter phase-match of slider, the inside wall of slider and fixed slot is magnetism and inhales the material, the internal diameter of spacing groove and the slip path phase-match of a plurality of sliders.

Advantageous effects

The utility model provides a pushing and ejecting device for facial fat filling operation. Compared with the prior art, the method has the following beneficial effects:

1. the utility model provides a facial fat is filled operation and is used to push away and penetrate device, through connecting in the connecting rod of piston handle one side, and the inboard of a plurality of pinholes that the surface of connecting rod was seted up is connected with a plurality of spacer pins, and be connected with the loose collar through a plurality of sliders in the fixed slot of the surface of needle tubing, the spacing groove of a plurality of different degree of depth through the loose collar surface can realize the single effect of inserting and dividing to pour into many times with the cooperation between the spacer pin that is located a plurality of insertion depth differences of connecting rod surface, and be located the change of the position in a plurality of different pinholes through the spacer pin, can adjust injection dosage's how much in a flexible way, improve the efficiency of pouring into, reduce patient's misery.

2. The utility model provides a facial fat is filled operation and is used pushing away and penetrate device, through the sleeve pipe that the needle tubing output is connected, sleeve pipe one end is connected with the syringe needle, syringe needle surface connection's reset spring, the cleaning head that reset spring's one end is connected, the through-hole of cleaning head terminal surface and reset spring's cooperation can in time be cleared up the syringe needle surface after inserting at every turn, prevents that the syringe needle surface from being stained with the fat and remaining, prevents to inject and infect and enlarge the wound.

Drawings

FIG. 1 is a schematic view of a push-jet device for facial fat augmentation surgery;

FIG. 2 is a front view of a pushing device for facial fat augmentation surgery;

FIG. 3 is a cross-sectional view A-A of FIG. 2 of a pushing device for facial fat augmentation surgery;

fig. 4 is an exploded view of a push-jet device for facial fat filling surgery.

In the figure: 1. a needle tube; 11. a fixed block; 12. a movable groove; 13. fixing grooves; 2. a push-shooting unit; 21. a piston handle; 22. a piston rod; 23. a piston; 24. a connecting rod; 25. a spacing pin; 26. a pin hole; 3. a connector; 31. a sleeve; 32. a needle head; 33. a return spring; 34. a cleaning head; 4. a limiting member; 41. a movable ring; 42. a limiting groove; 43. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution of a push-jet device for facial fat filling surgery: the utility model provides a facial fat is filled operation and is used pushing away and penetrate device, including needle tubing 1, a serial communication port, the inboard of needle tubing 1 is connected with pushes away and penetrates unit 2, the one end of needle tubing 1 is connected with connector 3, the surface of needle tubing 1 is connected with locating part 4, it includes piston handle 21 to push away and penetrate unit 2, one side of piston handle 21 is connected with piston rod 22, the one end of piston rod 22 is connected with piston 23, a side of piston handle 21 and the outside that is located needle tubing 1 are connected with connecting rod 24, the surface equidistance of piston 23 is pegged graft and is had a plurality of spacer pins 25, connector 3 includes sleeve pipe 31, sleeve pipe 31's one end is connected with syringe needle 32, the surface of syringe needle 32 is connected with reset spring 33.

The limiting part 4 comprises a movable ring 41, the outer surface of the movable ring 41 and a plurality of limiting pins 25 are respectively provided with a plurality of limiting grooves 42 correspondingly, the corresponding parts of the inner side wall of the movable ring 41 and the plurality of limiting grooves 42 are respectively connected with a slide block 43, the outer surface of the needle tube 1 is connected with two fixed blocks 11, the end surfaces of the two fixed blocks 11 and the end surface of the connecting rod 24 are respectively provided with a through groove correspondingly, the outer surface of the needle tube 1 and the sliding path of the movable ring 41 are respectively provided with a movable groove 12 correspondingly, the outer surface of the needle tube 1 and the plurality of slide blocks 43 are respectively provided with a fixed groove 13 correspondingly, the fixed grooves 13 are communicated with the movable grooves 12, the depths of the plurality of limiting grooves 42 are different, the width of the limiting grooves 42 is matched with the outer diameter dimension of the limiting pins 25, the inner diameter dimension of the fixed grooves 13 is matched with the outer diameter dimension of the slide blocks 43, the inner side walls of the slide blocks 43 and the fixed grooves 13 are both made of magnetic materials, the inner diameter dimension of the limiting grooves 42 is matched with the sliding paths of the plurality of the slide blocks 43, the movable ring 41 is matched with the corresponding fixed grooves 13 through a plurality of sliding blocks 43 connected with the inner side wall of the movable ring 41, so that the movable ring 41 is convenient to move and fix on the outer surface of the needle tube 1, and the control of the ejection dosage of the multi-piston 23 is convenient.

A plurality of pinhole 26 have been seted up with a plurality of spacer pin 25 correspondence to the surface of connecting rod 24, and the surface of every spacer pin 25 is all seted up threadedly, the internal thread of looks adaptation has been seted up with spacer pin 25 correspondence to the inside wall of pinhole 26, a plurality of spacer pins 25 pass through pinhole 26 to be connected in the surface of connecting rod 24, it needs to explain that, the degree of depth that every spacer pin 25 is located pinhole 26 is all inequality, the degree of depth that is located a plurality of spacing grooves 42 of activity ring 41 surface is the annular and progressively increases up and with the degree of depth looks adaptation of spacer pin 25 gradually.

Reset spring 33's one end is connected with cleaning head 34, and cleaning head 34 is medical silica gel material, and cleaning head 34's terminal surface corresponds with syringe needle 32 and has seted up the through-hole, and the internal diameter size of through-hole and the external diameter size phase-match of syringe needle 32 need explain, and when syringe needle 32 inserted the human body, cleaning head 34 compression reset spring 33 and human skin laminating can remain the sanitization with the fat of syringe needle 32 surface when extracting.

The utility model discloses a theory of operation: when the injection device is used, the limiting pin 25 is inserted into different pin holes 26 according to the injection dosage, the insertion depth of the limiting pin 25 is matched with the insertion depth of the limiting groove 42 on the outer surface of the movable ring 41 according to the depth, then the piston handle 21 is pressed to push, when the first limiting pin 25 passes through the first limiting groove 42, the set first dosage is pushed, the injection direction is rotated, the movable ring 41 slides into the movable groove 12 along the fixed groove 13, the movable ring 41 is rotated again, the next limiting groove 42 is rotated to the position below the limiting pin 25, the injection of the next dosage is carried out, and the control of the single injection dosage can be completed;

when the needle 32 is inserted into the skin of a patient, the cleaning head 34 on the outer surface of one end of the needle 32 slides along the outer surface of the needle 32 and presses the return spring 33, after the injection is completed, the needle 32 is pulled out of the skin of the patient, the return spring 33 pushes the cleaning head 34 out along the outer surface of the needle 32, and impurities on the outer surface of the needle 32 are cleaned, so that the cleaning of the outer surface of the needle 32 inserted next time is ensured.

Claims (6)

1. The pushing and ejecting device for the facial fat filling operation comprises a needle tube (1), and is characterized in that the inner side of the needle tube (1) is connected with a pushing and ejecting unit (2), one end of the needle tube (1) is connected with a connector (3), and the outer surface of the needle tube (1) is connected with a limiting piece (4);

the pushing and ejecting unit (2) comprises a piston handle (21), one side of the piston handle (21) is connected with a piston rod (22), one end of the piston rod (22) is connected with a piston (23), one side surface of the piston handle (21) and the outer side of the needle tube (1) are connected with a connecting rod (24), and a plurality of limiting pins (25) are inserted into the outer surface of the piston (23) at equal intervals;

connector (3) are including sleeve pipe (31), the one end of sleeve pipe (31) is connected with syringe needle (32), the surface of syringe needle (32) is connected with reset spring (33).

2. The push-jet device for facial fat filling surgery according to claim 1, characterized in that the limiting member (4) comprises a movable ring (41), the outer surface of the movable ring (41) and the plurality of limiting pins (25) are respectively provided with a plurality of limiting grooves (42) in a corresponding manner, and the inner side wall of the movable ring (41) and the corresponding portions of the plurality of limiting grooves (42) are connected with sliding blocks (43).

3. The push-injection device for facial fat filling surgery according to claim 2, characterized in that two fixed blocks (11) are connected to the outer surface of the needle tube (1), through grooves are formed in the end surfaces of the two fixed blocks (11) and the end surface of the connecting rod (24), a movable groove (12) is formed in the outer surface of the needle tube (1) and the sliding path of the movable ring (41), fixing grooves (13) are formed in the outer surface of the needle tube (1) and the plurality of sliding blocks (43), and the fixing grooves (13) are communicated with the movable groove (12).

4. The push-shooting device for facial fat filling surgery as recited in claim 1, wherein a plurality of pin holes (26) are formed on the outer surface of the connecting rod (24) corresponding to the plurality of limiting pins (25), the outer surface of each limiting pin (25) is threaded, the inner side wall of each pin hole (26) corresponds to the corresponding limiting pin (25) and is provided with a matched inner thread, and the plurality of limiting pins (25) are connected to the outer surface of the connecting rod (24) through the pin holes (26).

5. The pushing and ejecting device for the facial fat filling surgery as recited in claim 1, wherein one end of the return spring (33) is connected with a cleaning head (34), the cleaning head (34) is made of medical silica gel, a through hole is formed in the end face of the cleaning head (34) and the needle head (32) correspondingly, and the inner diameter of the through hole is matched with the outer diameter of the needle head (32).

6. The facial fat filling surgical pushing and ejecting device as claimed in claim 3, wherein the depth of the plurality of limiting grooves (42) is different, the width of the limiting grooves (42) is matched with the outer diameter of the limiting pin (25), the inner diameter of the fixing groove (13) is matched with the outer diameter of the sliding block (43), the inner side walls of the sliding block (43) and the fixing groove (13) are made of magnetic materials, and the inner diameter of the limiting grooves (42) is matched with the sliding paths of the plurality of sliding blocks (43).

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