CN213347373U - Body surface catheter fixing device for preventing catheter from being bent - Google Patents

Abstract

The utility model relates to the technical field of body surface catheter fixing devices, and discloses a body surface catheter fixing device for preventing a catheter from bending, which comprises a catheter box base, wherein a top fixing patch is fixedly arranged on the back surface of the catheter box base, a bearing is fixedly arranged on the left side of the catheter box base, an infusion soft body is fixedly arranged on the right side of the top end of the catheter box base, a transition box is fixedly arranged at the bottom end of the infusion soft body, an exhaust pipe is fixedly arranged at the bottom end of the transition box, the fixing column I in the catheter box base is matched with an inclined needle tail groove for use, the catheter can not be bent, the inclined needle tail groove also prevents the situation that the catheter on a needle tail can be bent after a needle is used, and the fixing patch is matched with the needle tail groove arranged on a needle head fixing seat fixedly arranged at the bottom of the catheter box base for use, so that the fixing, can be attached to the position of a patient needing transfusion, and the number of the needle tail grooves is three, so that the needle tail grooves can be suitable for different transfusion positions of the patient.

Description

Body surface catheter fixing device for preventing catheter from being bent

Technical Field

The utility model relates to a body surface pipe fixing device technical field specifically is a prevent pipe body surface pipe fixing device that bends.

Background

In modern medicine, medical catheters are more and more widely used, such as drainage tubes, infusion tubes, central venous catheters for blood transfusion and drug transfusion and the like, but medical catheter fixing devices are needed in the process of infusion, the medical catheters in China are mainly fixed through bandages and adhesive tapes, most of the medical catheters are catheter fixing pastes, and therefore the infusion effect is guaranteed not to be affected by disorder movement of the infusion tubes in the process of infusion.

However, although the catheter fixing patch on the market at present can fix the infusion catheter on the skin surface of a patient, the catheter fixed by the medical fixing patch can be bent when the patient shakes or an infant uses the catheter, so that the infusion catheter cannot normally infuse, and unnecessary troubles are brought to the patient due to the influence on the infusion effect.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a to prior art not enough, the utility model provides a prevent that pipe from bending body surface pipe fixing device possesses the advantage that prevents that the pipe from buckling, the fixed unstable problem that can buckle of pipe when having solved the infusion.

(II) technical scheme

For the above-mentioned purpose of preventing that the pipe from buckling, the utility model provides a following technical scheme: a body surface catheter fixing device for preventing a catheter from being bent comprises a catheter box base, wherein a fixed ejection card is fixedly arranged on the back of the catheter box base, a bearing is fixedly arranged on the left side of the catheter box base, an infusion software is fixedly arranged on the right side of the top of the catheter box base, a transition box is fixedly arranged at the bottom of the infusion software, an exhaust pipe is fixedly arranged at the bottom of the transition box, a catheter is fixedly arranged on the right side of the transition box, the top end of the catheter is movably connected with a current limiting disc, the outer wall of the current limiting disc is movably connected with two push rods, a telescopic rod is fixedly arranged on the left side of the current limiting disc, a spring is movably connected to the surface of the telescopic rod, an air pressure air compression rod is fixedly arranged on the right side of the current limiting disc, an air pressure air compression button, the outer wall of the catheter is wound with a first fixing column, the outer wall of the catheter is wound with a second fixing column, one end, far away from the transition box, of the catheter is fixedly provided with a needle tail, the left side of the bottom of the base of the catheter box is fixedly provided with a positioning block, the right side of the positioning block is fixedly provided with a needle head fixing seat, the front side of the needle head fixing seat is provided with a needle tail groove, the needle tail groove is movably connected with a needle tail, the bottom of the needle tail is fixedly provided with a needle head, and the right side of the base of the catheter;

the top end of the needle tail is movably connected with a needle head fixing cover, and the top end of the needle head fixing cover is fixedly provided with a catheter box cover;

the left side of the catheter box cover is movably connected with a bearing, and the right side of the catheter box cover is provided with a buckling groove.

Preferably, the infusion software is a soft material capable of absorbing liquid, liquid is introduced into the transition box, so that in the process of using the device, infusion can be completed only by inserting other infusion insertion pins into the infusion software, the internal structure of the device cannot be influenced, and the number of insertion pins is reduced for a patient needing multiple times of infusion.

Preferably, the button of calming anger is air valve structure, impresses gas in the atmospheric pressure telescopic link, and the clockwise rotation is calmed anger the button, emits gas in the atmospheric pressure telescopic link for when the infusion, press the button of calming anger, can move the current-limiting dish left, extrude the pipe, accomplish the effect of current-limiting infusion.

Preferably, the telescopic link divide into hollow tube and solid post, and the diameter of hollow tube inner wall is greater than the diameter of solid post outer wall for at the in-process of pneumatic telescoping rod work, when will flow limiting plate promote to the telescopic link, can stretch out and draw back, the surperficial spring of cooperation telescopic link can promote the push rod with pneumatic telescoping rod inoperative time, lets the flow limiting plate not extrude the pipe.

Preferably, the number of the second fixing column and the needle tail groove is 3, and the positions of the second fixing column and the needle tail groove are located on the same vertical line, so that the catheter can be placed at three positions after passing through the first fixing column, the position of the catheter inside the catheter box base can be stabilized by the second fixing column, the catheter is prevented from being bent inside, and in addition, the positions of the patient needing transfusion are different, so that a better position for fixing transfusion can be provided.

Preferably, the fastening groove on the right side of the catheter box cover is clamped with the fastening seat on the right side of the catheter box base, the left side of the catheter box cover and the left side of the catheter box base are fixed on the outer wall of the bearing, and the catheter box cover and the catheter box base can be closed after the needle tail is placed in the needle tail groove in the catheter box base, so that the position of the inner catheter is fixed.

Preferably, the quantity of the needle head fixing covers is 3, and the needle head fixing covers and the needle tail groove are located on the same vertical line, so that when the catheter box cover is closed with the catheter box base, the needle head fixing covers can cover the needle tail groove, and the needle tail in the needle tail groove is prevented from shaking.

(III) advantageous effects

Compared with the prior art, the utility model provides a prevent that pipe from bending body surface pipe fixing device possesses following beneficial effect:

1. this prevent body surface pipe fixing device that bends of pipe, through the inside fixed column of pipe box base, fixed column two, use with the cooperation of the backshank groove of slope, thereby reached at the in-process of infusion, let the pipe wind through fixed column two again after the fixed column one, make at this in-process, the pipe can not buckle, on the reconnection backshank, backshank swing joint is on the backshank groove, the backshank groove of slope has also prevented the syringe needle after the use, the condition that the pipe on the backshank can buckle.

2. This prevent body surface pipe fixing device that bends of pipe, the backshank groove cooperation of seting up on the syringe needle fixing base through fixed subsides and pipe box base bottom fixed mounting uses for this fixing device can paste in the patient needs infusion position in the use, and backshank groove design quantity has threely, applicable in the different required infusion positions of patient.

Drawings

FIG. 1 is a schematic top view of the catheter fixing device for preventing the catheter from bending on the body surface according to the present invention;

FIG. 2 is a schematic view of the catheter fixing device for preventing the catheter from bending on the body surface according to the present invention;

FIG. 3 is an enlarged view of a portion of the body surface catheter fixing device A for preventing the catheter from bending according to the present invention;

fig. 4 is the structure of the utility model discloses the structure prevents that the pipe from bending body surface pipe fixing device needle tail slot part looks sideways at enlarged schematic diagram.

Fig. 5 is an enlarged front view of the fastening seat portion of the body surface catheter fixing device for preventing the catheter from bending.

In the figure: 1-catheter box base, 2-fixing paste, 3-transfusion soft body, 4-transition box, 5-exhaust pipe, 6-catheter, 7-telescopic rod, 8-spring, 9-push rod, 10-flow limiting disc, 11-pneumatic telescopic rod, 12-pneumatic button, 13-fixed column I, 14-fixed column II, 15-positioning block, 16-needle head fixing seat, 17-needle tail groove, 18-needle tail, 19-needle head, 20-fastening seat, 21-bearing, 22-catheter box cover, 23-fastening groove and 24-needle head fixing cover.

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. 1-5, a body surface catheter fixing device for preventing catheter bending comprises a catheter box base 1, a fixing patch 2 is fixedly installed on the back of the catheter box base 1, a bearing 21 is fixedly installed on the left side of the catheter box base 1, an infusion soft body 3 is fixedly installed on the right side of the top end of the catheter box base 1, a transition box 4 is fixedly installed at the bottom end of the infusion soft body 3, the infusion soft body 3 is a liquid absorbing soft body material and guides liquid into the transition box 4, so that in the process of using the device, only other infusion pins are inserted into the infusion soft body 3 to complete infusion, the internal structure of the device is not affected, the number of pins for a patient needing multiple times of infusion is reduced, an exhaust pipe 5 is fixedly installed at the bottom end of the transition box 4, a catheter 6 is fixedly installed on the right side of the transition box 4, and a flow limiting disc 10 is movably connected to, the outer wall of the flow limiting disc 10 is movably connected with two push rods 9, the left side of the push rod 9 positioned on the left side of the flow limiting disc 10 is fixedly provided with an expansion link 7, the surface of the expansion link 7 is movably connected with a spring 8, the expansion link 7 is divided into a hollow tube and a solid column, the diameter of the inner wall of the hollow tube is larger than that of the outer wall of the solid column, so that the expansion link 7 can expand and contract when the flow limiting disc 10 is pushed to the expansion link 7 in the working process of the pneumatic expansion link 11, the spring 8 on the surface of the expansion link 7 is matched, when the pneumatic expansion link 11 does not work, the push rod 9 is pushed, the flow limiting disc 10 does not extrude a conduit 6, the right side of the push rod 9 positioned on the right side of the flow limiting disc 10 is fixedly provided with the pneumatic expansion link 11, the right side of the pneumatic expansion link 11 is fixedly, the gas in the air pressure telescopic rod 11 is discharged, so that when in transfusion, the air pressure button 12 is pressed, the current limiting disc 10 can be moved leftwards to extrude the guide pipe 6 to complete the effect of current limiting transfusion, the first fixing column 13 is wound on the outer wall of the guide pipe 6, the second fixing column 14 is wound on the outer wall of the guide pipe 6, the needle tail 18 is fixedly arranged at one end, far away from the transition box 4, of the guide pipe 6, the number of the second fixing column 14 and the needle tail groove 17 is 3, the positions of the second fixing column 14 and the position of the needle tail groove 17 are positioned on the same vertical line, so that after the guide pipe 6 passes through the first fixing column 13, the needle tail 18 can be placed at three positions, the second fixing column 14 can stabilize the position of the guide pipe 6 in the guide pipe box base 1, the guide pipe 6 is prevented from being bent in the inner part, in addition, patients need different transfusion positions, so, a needle head fixing seat 16 is fixedly arranged on the right side of the positioning block 15, a needle tail groove 17 is arranged on the front side of the needle head fixing seat 16, the needle tail groove 17 is movably connected with a needle tail 18, a needle head 19 is fixedly arranged at the bottom of the needle tail 18, a buckle seat 20 is fixedly arranged on the right side of the catheter box base 1, a needle head fixing cover 24 is movably connected with the top end of the needle tail 18, a catheter box cover 22 is fixedly arranged at the top end of the needle head fixing cover 24, the number of the needle head fixing covers 24 is 3, the needle head fixing cover 24 and the needle tail groove 17 are positioned on the same vertical line, when the catheter box cover 22 is closed with the catheter box base 1, the needle head fixing cover 24 can cover the needle tail groove 17 to prevent the needle tail 18 in the needle tail groove 17 from shaking, a bearing 21 is movably connected on the left side of the catheter box cover 22, a buckle groove 23 is arranged on the right side of the catheter, the left side of the catheter box cover 22 and the left side of the catheter box base 1 are fixed on the outer wall of the bearing 21, so that after the needle tail 18 is selected to be placed in the needle tail groove 17 in the catheter box base 1, the catheter box cover 22 and the catheter box base 1 are closed, and the position of an internal catheter is fixed.

The working principle is that after the fixing paste 2 is pasted on the part of the human body needing infusion, the external needed infusion needle is inserted into the infusion soft body 3, the infusion liquid can flow through the transition box 4, the transition box 4 divides the liquid, the liquid passes through the exhaust pipe 5, the gas in the infusion is discharged, the liquid enters the conduit 6, the conduit 6 is influenced by the work of the flow limiting disc 10, if the air pressing button 12 is pressed, the air pressure telescopic rod 11 generates thrust to the telescopic rod 7, the flow limiting disc 10 is pushed to the telescopic rod 7, the flow limiting disc 10 is pressed to the conduit 6 under the influence of the casing of the conduit box, the flow limiting work is completed, if the flow limiting is not needed, the air pressing button 12 can be rotated clockwise to discharge the gas in the air pressure telescopic rod 11, the thrust to the telescopic rod 7 is not available, the spring 8 always has the thrust to the air pressure telescopic rod 11, the telescopic rod 7 is pushed to the air pressure telescopic rod 11, the catheter 6 is prevented from bending and transiting at the bending position to cause the condition that the transfusion can not be finished through the fixing column I13, the fixing column II 14 is matched with the needle tail groove 17 arranged on the needle head fixing seat 16, the number of the fixing column II is also 3, and the fixing column II is positioned on the same vertical line, so that the catheter 6 can be selected to wind through which fixing column II 14 and put into the needle tail groove 17 at the corresponding position after winding through the fixing column I13, and the transfusion needle position can be finished at different required transfusion positions of a patient.

In summary, the body surface catheter fixing device for preventing the catheter from being bent is matched with the inclined needle tail groove 17 for use through the first fixing column 13 and the second fixing column 14 in the catheter box base 1, thereby achieving the purpose that in the process of transfusion, the guide tube 6 passes through the first fixing post 13 and then bypasses the second fixing post 14, so that the catheter 6 can not be bent in the process and then is connected to the needle tail 18, the needle tail 18 is movably connected to the needle tail groove 17, the inclined needle tail groove 17 also prevents the catheter 6 on the needle tail 18 from being bent after the needle 19 is used, through the matching use of the fixing paste 2 and a needle tail groove 17 arranged on a needle head fixing seat 16 fixedly arranged at the bottom of the catheter box base 1, so that the fixing device can be attached to the position of a patient needing transfusion in the using process, and the design quantity of the needle tail grooves 17 is three, so that the fixing device is suitable for different transfusion positions of the patient.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a prevent that pipe from bending body surface pipe fixing device, includes pipe box base (1), its characterized in that: the back fixed mounting of pipe box base (1) has solid top card (2), the left side fixed mounting of pipe box base (1) has bearing (21), the top right side fixed mounting of pipe box base (1) has infusion software (3), the bottom fixed mounting of infusion software (3) has transition box (4), the bottom fixed mounting of transition box (4) has blast pipe (5), the right side fixed mounting of transition box (4) has pipe (6), the top swing joint of pipe (6) has current limiting disc (10), the outer wall swing joint of current limiting disc (10) has push rod (9) of two in quantity, the left side fixed mounting of push rod (9) that is located the left of current limiting disc (10) has telescopic link (7), the surface swing joint of telescopic link (7) has spring (8), the push rod (9) right side fixed mounting that is located the right side of current limiting disc (10) has air pressure telescopic link (11), the right side of the pneumatic telescopic rod (11) is fixedly provided with a pneumatic button (12), the outer wall of the pipe (6) is wound with a first fixing column (13), the outer wall of the pipe (6) is wound with a second fixing column (14), one end, far away from the transition box (4), of the pipe (6) is fixedly provided with a needle tail (18), the left side of the bottom of the pipe box base (1) is fixedly provided with a positioning block (15), the right side of the positioning block (15) is fixedly provided with a needle head fixing seat (16), the front side of the needle head fixing seat (16) is provided with a needle tail groove (17), the needle tail groove (17) is movably connected with the needle tail (18), the bottom of the needle tail (18) is fixedly provided with a needle head (19), and the right side of the pipe box base (1);

the top end of the needle tail (18) is movably connected with a needle head fixing cover (24), and the top end of the needle head fixing cover (24) is fixedly provided with a catheter box cover (22);

the left side swing joint of pipe lid (22) has bearing (21), catching groove (23) have been seted up on pipe lid (22) right side.

2. The device for fixing the body surface catheter for preventing the catheter from bending as claimed in claim 1, wherein: the transfusion soft body (3) is a soft material absorbing liquid and guiding the liquid into the transition box (4).

3. The device for fixing the body surface catheter for preventing the catheter from bending as claimed in claim 1, wherein: the air pressing button (12) is of an air valve structure, air is pressed into the air pressure telescopic rod (11), the air pressing button (12) is rotated clockwise, and the air in the air pressure telescopic rod (11) is discharged.

4. The device for fixing the body surface catheter for preventing the catheter from bending as claimed in claim 1, wherein: the telescopic rod (7) is divided into a hollow pipe and a solid column, and the diameter of the inner wall of the hollow pipe is larger than that of the outer wall of the solid column.

5. The device for fixing the body surface catheter for preventing the catheter from bending as claimed in claim 1, wherein: the number of the second fixing columns (14) and the number of the needle tail grooves (17) are 3, and the positions of the second fixing columns (14) and the positions of the needle tail grooves (17) are located on the same vertical line.

6. The device for fixing the body surface catheter for preventing the catheter from bending as claimed in claim 1, wherein: the fastening groove (23) on the right side of the catheter box cover (22) is clamped with the fastening seat on the right side of the catheter box base (1), and the left side of the catheter box cover (22) and the left side of the catheter box base (1) are fixed on the outer wall of the bearing (21).

7. The device for fixing the body surface catheter for preventing the catheter from bending as claimed in claim 1, wherein: the number of the needle head fixing covers (24) is 3, and the needle head fixing covers (24) and the needle tail grooves (17) are positioned on the same vertical line.

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