CN211327390U

CN211327390U - Disposable filtering blood transfusion device

Info

Publication number: CN211327390U
Application number: CN201922261654.0U
Authority: CN
Inventors: 姜鸥凯
Original assignee: Shandong Qinkai Medical Products Co ltd
Current assignee: Shandong Qinkai Medical Products Co ltd
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-08-25
Anticipated expiration: 2029-12-13

Abstract

The utility model discloses a disposable filtration blood transfusion ware, including the burette, support and sealed leather hose, the one end of burette is connected with fixed pipe, the draw-in groove has been seted up to the inboard both ends department of burette, wherein, the support is connected through card strip and draw-in groove, the inboard of support is provided with the filter screen, the inboard edge that fixed pipe is close to the support is provided with the fender dish, fixed pipe is kept away from the one end of burette and is installed and lead the liquid lid, the adjacent position of connecting seat is provided with the needle file, the outside edge of needle file is provided with the arch, sealed leather hose is connected with connecting seat and needle file respectively, the one end that the connecting. This disposable blood transfusion ware that filters, the one end of rotatory fixed pipe and burette carries out threaded connection, and when fixed pipe and burette twist the fastening timing completely, it is fixed to press from both sides the clamp through the support of annular fender dish in to the burette to avoid the filter screen to follow the support and rock in the burette.

Description

Disposable filtering blood transfusion device

Technical Field

The utility model relates to a medical consumptive material technical field specifically is a disposable filtration blood transfusion ware.

Background

The disposable filtering blood transfusion device is mainly used for transfusion of a patient in an operation in an operating room, and can avoid disease infection by setting the filtering blood transfusion device into a disposable use mode.

Although the types and the number of the disposable filtering blood transfusions on the market are very large, the disposable filtering blood transfusions have the following defects: the disposable filtering blood transfusion device is not convenient for the filter screen to carry out positioning butt joint, the filter screen in the disposable filtering blood transfusion device is easy to shake, and the sealing leather hose of the disposable filtering blood transfusion device is easy to fall off. Therefore, the disposable filtering blood transfusion device is improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a disposable blood transfusion ware that filters to solve the disposable blood transfusion ware that filters on the existing market that the above-mentioned background art provided and be not convenient for the filter screen and fix a position the butt joint, the filter screen in the disposable blood transfusion ware of filtering rocks the problem that drops easily with the sealed leather hose of disposable blood transfusion ware easily.

In order to achieve the above object, the utility model provides a following technical scheme: a disposable filtering transfusion device comprises a dropper, a bracket and a sealing leather tube, wherein one end of the dropper is connected with a fixed tube, two ends of the inner side of the dropper are provided with clamping grooves, wherein,

the support is connected with the clamping groove through the clamping strip, the filter screen is arranged on the inner side of the support, the baffle disc is arranged at the edge of the inner side, close to the support, of the fixed pipe, the liquid guide cover is installed at one end, far away from the dropper, of the fixed pipe, the air port is formed in the edge of the outer side of the liquid guide cover, and the insertion pipe penetrates through the interior of the liquid guide cover;

the one end that the burette kept away from fixed pipe is connected with the hose, the inside of hose and regulator carries out through connection, the spout has been seted up to the inboard both ends department of regulator, the internal connection of spout has the one end of gyro wheel, the one end that the hose stretches out the regulator is provided with the connecting seat, the adjacent position of connecting seat is provided with the needle file, the outside edge of needle file is provided with the arch, sealed leather hose is connected with connecting seat and needle file respectively, the one end that the connecting seat was kept away from to the needle file is provided with.

Preferably, the sectional dimension of the fixed pipe is the same as that of the dropper, a thread is arranged at the connecting position of the fixed pipe and the dropper, and the fixed pipe and the dropper are in threaded connection.

Preferably, the cross section of the bracket is circular, the clamping strips at the two ends of the bracket are symmetrically and parallelly distributed about the axial lead of the bracket, the cross section sizes of the clamping strips at the two ends of the bracket are matched with the cross section sizes of the clamping grooves, and the bracket forms a clamping structure through the clamping strips and the clamping grooves.

Preferably, the shape of the baffle disc is circular ring shape, and the vertical distance from the baffle disc to one end of the inner side of the dropper is equal to the length of the bracket.

Preferably, the shape of the protrusion is circular ring-shaped, and the cross-sectional shape of the protrusion is circular arc-shaped.

Compared with the prior art, the beneficial effects of the utility model are that:

the disposable filtering blood transfusion device has the advantages that the fixing tube is detached from one end of the dropper, the support with the filter screen is positioned and butted through the clamping strips which are symmetrically distributed and the clamping grooves in the inner wall of the dropper, the support is pushed to completely extend into the dropper, and therefore the filter screen is conveniently positioned and butted.

The disposable filtering transfusion device has the advantages that the one ends of the rotary fixing tube and the dropper are in threaded connection, when the fixing tube and the dropper are completely screwed and fastened, the support in the dropper is clamped and fixed through the annular baffle disc, and therefore the filter screen is prevented from shaking in the dropper along with the support.

Beneficial effect (3), this disposable blood transfusion ware that filters, the connecting seat with the one end of sealed leather hose and hose one end docks, docks the other end and the needle file of sealed leather hose again to make sealed leather hose with the protruding parcel of ring form, thereby can prevent effectively through the arch that sealed leather hose from droing from the needle file.

Drawings

FIG. 1 is a schematic view of the disposable filtering blood transfusion apparatus of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure of the disposable filtering blood transfusion apparatus;

FIG. 3 is a left side view of the cross section of the disposable filtering blood transfusion apparatus of the present invention;

fig. 4 is a schematic view of the disposable filtering blood transfusion apparatus of the present invention showing a part A enlarged in fig. 2.

In the figure: 1. a dropper; 2. a fixed tube; 3. a card slot; 4. a support; 5. clamping the strip; 6. filtering with a screen; 7. a catch tray; 8. a liquid guiding cover; 9. a gas port; 10. inserting a tube; 11. a hose; 12. a regulator; 13. a chute; 14. a roller; 15. a connecting seat; 16. a needle seat; 17. a protrusion; 18. sealing the leather tube; 19. a needle cannula.

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: a disposable filtering transfusion device comprises a dropper 1, a fixed tube 2, a clamping groove 3, a bracket 4, a clamping strip 5, a filter screen 6, a baffle disc 7, a liquid guide cover 8, an air port 9, an intubation tube 10, a hose 11, an adjuster 12, a chute 13, a roller 14, a connecting seat 15, a needle seat 16, a bulge 17, a sealing leather tube 18 and a needle tube 19.

One end of burette 1 is connected with fixed pipe 2, the cross sectional dimension of fixed pipe 2 is the same with burette 1's cross sectional dimension, and the hookup location department of fixed pipe 2 and burette 1 is provided with the screw thread, and constitute threaded connection between fixed pipe 2 and the burette 1, constitute threaded connection between setting up fixed pipe 2 and the burette 1, can conveniently fix or dismantle between fixed pipe 2 and the burette 1, and conveniently get filter screen 6 and put, draw-in groove 3 has been seted up to burette 1's inboard both ends department.

The support 4 is connected with the clamping grooves 3 through the clamping strips 5, the cross section of the support 4 is circular, the clamping strips 5 at two ends of the support 4 are symmetrically and parallelly distributed about the axial lead of the support 4, the cross section size of the clamping strips 5 at two ends of the support 4 is matched with that of the clamping grooves 3, the support 4 forms a clamping structure between the clamping strips 5 and the clamping grooves 3, the filter screen 6 in the support 4 can be conveniently and stably butted by utilizing the clamping structure formed between the clamping strips 5 and the clamping grooves 3 of the support 4, the filter screen 6 is arranged on the inner side of the support 4, the edge of the inner side of the fixed pipe 2 close to the support 4 is provided with a baffle disc 7, the baffle disc 7 is circular, the vertical distance from the baffle disc 7 to one end of the inner side of the dropper 1 is equal to the length of the support 4, and, avoid support 4 to rock in burette 1, fixed pipe 2 is kept away from the one end of burette 1 and is installed drain cover 8, and the outside edge of drain cover 8 is provided with gas port 9, and the inside through connection of drain cover 8 has intubate 10.

One end that burette 1 kept away from fixed pipe 2 is connected with hose 11, the inside of hose 11 and regulator 12 carries out through connection, spout 13 has been seted up to the inboard both ends department of regulator 12, the internal connection of spout 13 has the one end of gyro wheel 14, the one end that hose 11 stretches out regulator 12 is provided with connecting seat 15, the adjacent position of connecting seat 15 is provided with needle file 16, the outside edge of needle file 16 is provided with arch 17, arch 17's shape is the ring form, and arch 17's cross-sectional shape is arc, the shape that sets up arch 17 is the ring form, through the connection of ring form arch 17 and sealed leather hose 18, can prevent effectively that sealed leather hose 18 from connecting and droing, sealed leather hose 18 is connected with connecting seat 15 and needle file 16 respectively, the one end that connecting seat 15 was kept away from to needle file 16.

The working principle is as follows: when the disposable filtering transfusion device is used, firstly, the fixed tube 2 is detached from one end of the dropper 1, then the bracket 4 with the filter screen 6 is positioned and butted with the clamping groove 3 of the inner wall of the dropper 1 through the clamping strips 5 which are symmetrically distributed, the bracket 4 is pushed to enable the bracket 4 to completely extend into the dropper 1, then, the fixed tube 2 is rotated to be in threaded connection with one end of the dropper 1, when the fixed tube 2 and the dropper 1 are completely screwed and fastened, the bracket 4 in the dropper 1 is clamped and fixed through the annular blocking disc 7, so that the filter screen 6 is prevented from shaking in the dropper 1 along with the bracket 4, then, one end of the sealing leather tube 18 is butted with the connecting seat 15 at one end of the hose 11, the other end of the sealing leather tube 18 is butted with the needle seat 16, and the sealing leather tube 18 wraps the annular bulge 17, so that the sealing leather tube 18 can be effectively prevented from falling off from the needle seat 16 through the bulge 17, after the disposable filtering blood transfusion set is assembled, the cannula 10 at one end of the fixed tube 2 is inserted into a blood transfusion bag, the needle tube 19 at one end of the needle seat 16 is inserted into a blood vessel at a designated position of a patient, the air port 9 is opened, blood in the blood transfusion bag enters the dropper 1 through the cannula 10 and the liquid guide cover 8, the blood is filtered through the filter screen 6 at the middle position of the bracket 4, the filtered blood enters the blood vessel of the patient through the hose 11 and the needle tube 19, so that the blood transfusion process is completed, the state that the roller 14 extrudes the hose 11 can be changed by moving the position of the roller 14 in the chute 13, so that the speed of blood transfusion is adjusted, and after the blood transfusion is completed, the disposable filtering blood transfusion set is directly thrown into a medical waste recovery device, and the content which is not described in detail in the description belongs to the prior art which is well known by a person.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a disposable filtration blood transfusion ware, includes burette (1), support (4) and sealed leather hose (18), its characterized in that: one end of the dropper (1) is connected with a fixed pipe (2), two ends of the inner side of the dropper (1) are provided with clamping grooves (3), wherein,

the support (4) is connected with the clamping groove (3) through a clamping strip (5), a filter screen (6) is arranged on the inner side of the support (4), a baffle disc (7) is arranged at the edge of the inner side, close to the support (4), of the fixed pipe (2), a liquid guide cover (8) is installed at one end, far away from the dropper (1), of the fixed pipe (2), an air port (9) is formed in the edge of the outer side of the liquid guide cover (8), and an insertion pipe (10) penetrates through the interior of the liquid guide cover (8);

the one end that fixed pipe (2) were kept away from in burette (1) is connected with hose (11), run through connection is carried out to the inside of hose (11) and regulator (12), spout (13) have been seted up at the inboard both ends department of regulator (12), the internal connection of spout (13) has the one end of gyro wheel (14), the one end that regulator (12) were stretched out in hose (11) is provided with connecting seat (15), the adjacent position of connecting seat (15) is provided with needle file (16), the outside edge of needle file (16) is provided with arch (17), sealed leather hose (18) are connected with connecting seat (15) and needle file (16) respectively, the one end that connecting seat (15) were kept away from in needle file (16) is provided with needle tubing (19).

2. A disposable filtering transfusional device as defined in claim 1 wherein: the cross-sectional dimension of the fixed pipe (2) is the same as that of the dropper (1), threads are arranged at the connecting position of the fixed pipe (2) and the dropper (1), and the fixed pipe (2) is in threaded connection with the dropper (1).

3. A disposable filtering transfusional device as defined in claim 1 wherein: the cross sectional shape of support (4) is circular, and card strip (5) at support (4) both ends are symmetrical parallel distribution about the axial lead of support (4) to the cross sectional dimension of support (4) both ends card strip (5) and the cross sectional dimension phase-match of draw-in groove (3), and support (4) constitute the block structure through blocking between strip (5) and draw-in groove (3) moreover.

4. A disposable filtering transfusional device as defined in claim 1 wherein: the baffle disc (7) is in a circular ring shape, and the vertical distance from the baffle disc (7) to one end of the inner side of the dropper (1) is equal to the length of the bracket (4).

5. A disposable filtering transfusional device as defined in claim 1 wherein: the shape of the bulge (17) is circular ring-shaped, and the cross section of the bulge (17) is arc-shaped.