TWI403341B - Medical perfusion device - Google Patents

Abstract

A medical infusion device comprises an extrusion device; a rotating cap with one end as a connecting end, and the other end including a connecting hole, in which the connecting hole is used to connect with the extrusion device; and a container with one end as a connecting end, and the other end as an infusion end, in which the connecting end is used to connect with the rotating cap. It is characterized in that the rotating cap and the container are connected and fixed by using a quick disassembly mechanismwith a compression lateral piece.

Description

Medical perfusion device

The present invention relates to a medical infusion device, and more particularly to a medical infusion device having a rotating cover for compressing side panels.

In medical infusion devices commonly used in surgery, the connection between the receiving tube and other perfusion devices is mostly screwed or locked, and whether it is screwed or locked, the doctor spends more time in use. To assemble or disassemble, causing inconvenience during surgery.

U.S. Patent Nos. 2008116224, 7306361, 7371241, 7393342, and 7311436, the connection between the container and the infusion device are all screwed, and the above patents add many components to achieve functions such as mixing and/or infusion. However, these components make the structure more complicated and cannot be disassembled quickly, and it is easy to cause cracks or bursts due to excessive pressure during the pouring. In addition, the above patents are relatively inconvenient in filling materials due to their complicated structure, resulting in delays in operation time.

The invention utilizes the rotation between the rotating cover and the receiver to make the anti-backing protrusion of the compression side piece and the coupling protrusion of the container form a joint, so that the doctor can assemble or disassemble the same easily and quickly. The medical infusion device, in turn, shortens the time of the entire perfusion procedure.

It is an object of the present invention to provide a medical perfusion device.

Another object of the present invention is to provide a medical infusion device having a rotating cover.

It is still another object of the present invention to provide a medical infusion device having an anti-backlash mechanism.

It is still another object of the present invention to provide a medical infusion device having a fixed mechanism.

It is still another object of the present invention to provide a detachable/loadable medical infusion device.

Another object of the present invention is to provide a medical perfusion device that utilizes a snap mechanism.

It is still another object of the present invention to provide a medical infusion device that is disassembled/assembled by a rotary method.

It is yet another object of the present invention to provide a medical infusion device that facilitates placement of medical materials and/or solutions.

The medical infusion device of the present invention comprises: an extruder; a rotating cover having a connecting end at one end and a connecting hole at the other end, wherein the connecting hole is connected with the extruder; and a receiving device One end is a joint end, and the other end is a perfusion end, wherein the joint end is connected with the rotating cover; and the connection between the rotating cover and the container is fast disassembled by using a compressed side plate type The mechanism is linked and fixed.

The quick-disassembly mechanism of the compressed side plate refers to a compression side piece end at one end and a blocking plane end at the other end, wherein the compression side piece end includes a fixing mechanism and at least one compression side piece, wherein the compression side piece has An anti-backup bump; wherein the blocking plane end comprises a blocking plane and a fixed cylinder, the blocking plane has at least one bonding protrusion, and the fixing cylinder comprises a joining mechanism. (See, for example, Figures 1, 8, and their descriptions).

The connection between the rotating cover and the receiving device is connected by a quick disassembly mechanism of the compressed side plate type (as shown in FIGS. 13a, 13b, 13c, and 13d), wherein the compressed side plate type quick disassembly mechanism Using the rotation between the compressed side end and the end of the blocking plane, the bonding protrusion of the blocking plane end passes through the gap between the compression side piece and the anti-backing protrusion passing through the compression side piece end (as shown in FIG. 4b). In order to achieve the effect of the engagement, the compression side piece end and the retarder plane end are fixedly coupled by the fastening mechanism of the compression side piece end and the connection mechanism of the blocking plane end. Wherein the separation of the compressed side panel end and the retarding plane end (as shown in FIGS. 14a, 14b, 14c, and 14d) is performed by pressing the compression side panel and engaging between the compression side panel end and the blocking plane end Rotating, so that the bonding protrusion of the blocking end plane end is separated by the gap between the compression side piece and the anti-backing protrusion of the compression side piece end, and the fixing mechanism of the compression side piece end is separated from the connection mechanism of the blocking plane end to achieve The effect of separating the compressed side piece end and the blocking plane end.

The quick disassembly mechanism of the compressed side plate type may be that the connecting end of the rotating cover is a compressed side end, and the combined end of the receiving end is a blocking plane end (as shown in FIG. 1), or a receiving device The binding end is a compression side end, and the connecting end of the rotating cover is a blocking plane end (as shown in FIG. 8).

The anti-backing protrusion may be a anti-backward protrusion having a beveled surface at one end, wherein the bevel is used to make the bonding protrusion of the receiving device pass between the compression side piece and the anti-backing protrusion more easily The gap.

The bonding bump may be a bonding bump having a bevel at one end, wherein the bevel is used to make the bonding protrusion of the receiving device pass through the gap between the compression side piece and the anti-backing protrusion more easily. .

The fixing mechanism may be any conventional fixing mechanism, such as a snap-in fixing mechanism (as shown in FIGS. 4a and 4b), a screw-fixing mechanism (as shown in FIGS. 6a and 6b) or a locking and fixing mechanism. Connected to the connection mechanism of the container.

The connection mechanism of the fixed cylinder may be any conventional connection mechanism, such as a snap-fit connection mechanism (as shown in FIGS. 5a and 5b), a screw-joining mechanism (shown in FIGS. 6a and 6b), or a lock connection. Mechanism for coupling with the fixing mechanism of the rotating cover.

The fixed cylinder described above may be substantially a cylinder-like, elliptical cylinder or the like.

The extruder described above can be used with any conventional manual or automatic extruder to achieve the purpose of perfusion, such as a motorized rod, a piston rod of a syringe rod or a squeeze rod (as shown in Figure 1).

The coupling hole of the rotary cover may be combined with the extruder in any conventional manner, such as screwing, locking or snapping.

The above-mentioned container can be any conventional container such as a syringe.

The container may further include a filling hole (shown in FIG. 1) for filling the solution.

The perfusion end of the container can be combined with any conventional perfusion device for the purpose of perfusion.

The container can be placed in one or more medical filling materials and mixed in the container.

1 is a schematic view showing a preferred embodiment of a connecting end of a rotating cover of a medical infusion device according to the present invention as a compressed side end, and a combined end of the receiving end is a blocking end. The reference numeral 100 is a rotating cover, 110 is a first compression side piece, 140 is a connecting hole, 200 is a receiving device, 210 is a fixed cylinder, 211 is a first convex block, 212 is a second convex block, and 220 is a blocking block. Plane, 222 is a second bonding bump, 230 is a filling end, 240 is a filling hole, and 300 is an extruder. The connection between the rotating cover 100 and the receiver 200 is controlled by the rotation between the rotating cover 100 and the receiver 200, so that the first bonding protrusion and the second bonding protrusion 222 of the receiver 200 pass the first compression respectively. The gap between the side panel 110 and the second compression side panel and the anti-backing projection (see FIG. 2a, 2b, 3a, 3b) (see FIG. 4a) to achieve the engagement of the snap (see FIG. 13a, 13b, 13c, 13d), and by rotating the first bump 211 of the receiver 200 into the groove of the rotary cover 100 (see Figures 2a, 2b, 3a, 3b), the rotating cover The combination of the 100 and the receiver 200 is achieved, wherein the separation of the rotary cover 100 and the receiver 200 is performed by pressing the first compression side panel 110 and the second compression side panel and engaging the rotary cover 100 and the receiver. The rotation between the two compression side pieces 110 and the second compression side piece is separated from the first coupling protrusion and the second combining protrusion 222 of the receiver 200 to achieve separation (see the figure). 14a, 14b, 14c, 14d). The extruder 300 and the connecting hole 140 are coupled in a screwing manner, so that the squeezer 300 squeezes the filling material and/or the solution in the container 200 in a rotary extrusion manner to make the inside of the container 200 The contents are squeezed out through the infusion end 230. The irrigation hole 240 can be used to inject a solution or a medical filler.

2a is a side view of a preferred embodiment of a medical infusion device in which the connecting end of the rotating cover is a compressed side end, and the combined end of the receiving end is a blocking end. The reference numeral 100 is a rotating cover, 110 is a first compression side piece, 111 is a first anti-backward protrusion, 120 is a second compression side piece, 121 is a second anti-backward protrusion, 130 is a groove, and 140 is a connection hole. 200 is a container, 210 is a fixed cylinder, 211 is a first bump, 212 is a second bump, 220 is a blocking plane, 221 is a first bonding bump, and 222 is a second bonding bump, 230 For the perfusion end, 240 is a perforation. The connection between the rotating cover 100 and the receiver 200 is controlled by the rotation between the rotating cover 100 and the receiver 200, so that the first bonding protrusion and the second bonding protrusion 222 of the receiver 200 pass the first compression respectively. The gap between the side panel 110 and the first anti-backward bump 111 and the second compression side panel 120 and the second anti-backup bump 121 is used to achieve a snap-fit combination (see FIGS. 13a, 13b, 13c, 13d). And rotating the cover 100 and the receiver 200 to achieve a snap-fit manner by screwing the second protrusion 212 of the first protrusion 211 of the receiver 200 into the groove 130 of the rotary cover 100, wherein the rotation cover 100 is rotated And separating the container 200 by pressing the first compression side piece 110 and the second compression side piece and cooperating with the rotation between the rotating cover 100 and the receiver 200 to make the first anti-backup bump 111 and the second The first bump 221 and the second bond bump 222 of the recess 200 are separated from each other to achieve separation (see FIGS. 14a, 14b, 14c, and 14d).

Figure 2b is a cross-sectional view of Figure 2a, labeled as in Figure 2a.

3a is a side view of another embodiment of a preferred embodiment of a medical infusion device in which the connecting end of the rotating cover is a compressed side end and the combined end of the receiving end is a blocking end. The reference numeral 100 is a rotating cover, 110 is a first compression side piece, 111 is a first anti-backward protrusion, 120 is a second compression side piece, 121 is a second anti-backward protrusion, 130 is a groove, and 140 is a connection hole. 200 is a container, 210 is a fixed cylinder, 211 is a first bump, 212 is a second bump, 220 is a blocking plane, 221 is a first bonding bump, and 222 is a second bonding bump, 230 For the perfusion end, 240 is a perforation. The connection between the rotating cover 100 and the receiver 200 is controlled by the rotation between the rotating cover 100 and the receiver 200, so that the first bonding protrusion and the second bonding protrusion 222 of the receiver 200 pass the first compression respectively. The gap between the side panel 110 and the first anti-backward bump 111 and the second compression side panel 120 and the second anti-backup bump 121 is used to achieve a snap-fit combination, and the first of the receptacles 200 is The second protrusion 212 of the protrusion 211 is screwed into the groove 130 of the rotating cover 100, so that the rotating cover 100 and the receiver 200 are engaged with each other (see FIGS. 13a, 13b, 13c, 13d), wherein the rotating cover 100 is rotated. And separating the container 200 by pressing the first compression side piece 110 and the second compression side piece and cooperating with the rotation between the rotating cover 100 and the receiver 200 to make the first anti-backup bump 111 and the second The first bump 221 and the second bond bump 222 of the recess 200 are separated from each other to achieve separation (see FIGS. 14a, 14b, 14c, and 14d).

Figure 3b is a cross-sectional view of Figure 3a, labeled as in Figure 3a.

4a is a schematic view showing a preferred embodiment of the compression side of the rotating cover of the medical infusion device of the present invention. The reference numeral 100 is a rotating cover, 110 is a first compression side piece, 111 is a first anti-backward protrusion, 120 is a second compression side piece, 121 is a second anti-backward protrusion, 130 is a groove, and 140 is a connection hole. . The gap between the first compression side panel 110 of the rotary cover 100 and the first anti-backward projection 111 and the second compression side panel 120 and the second anti-backup projection 121 is used to make the first combination of the receiver. The bumps and the second bonding bumps pass through, and the first anti-back bumps 111 and the second anti-back bumps 121 each have a slope at one end to facilitate the first bonding bumps and the second bonding bumps of the receiver. Passing, and by screwing the first bump second protrusion of the receiver into the groove 130 of the rotary cover 100, the rotary cover 100 and the receiver are engaged with each other (see FIGS. 13a, 13b, 13c, 13d). The separation of the rotating cover 100 and the receiver is performed by pressing the first compression side piece 110 and the second compression side piece and cooperating with the rotation between the rotating cover 100 and the receiver to make the first joint convex of the container. The block and the second bonding bump are separated by the gap between the first compression side piece 110 and the first anti-backing protrusion 111 and the second compression side piece 120 and the second anti-backing protrusion 121 (refer to FIG. 14a, 14b, 14c, 14d).

4b is a cross-sectional view showing a preferred embodiment of the connecting end of the rotating cover of the medical infusion device of the present invention, which is similar to FIG. 4a.

Fig. 5a is a top plan view showing a preferred embodiment of the end of the receptacle of the medical infusion device of the present invention. The reference numeral 200 is a container, 210 is a fixed cylinder, 211 is a first bump, 212 is a second bump, 220 is a blocking plane, 221 is a first bonding bump, and 222 is a second bonding bump. 230 is the perfusion end. The first bonding bump 221 and the second bonding bump 222 each have a slope at one end to facilitate the first compression side piece and the first anti-backing protrusion and the second compression side piece and the second anti-backing through the rotating cover. The gap between the bumps.

Fig. 5b is a side view of a preferred embodiment of the joint end of the container of the medical perfusion device of the present invention, which is similar to Fig. 5a.

Fig. 6a is a side view showing a preferred embodiment of the fixing mechanism and the joining mechanism of the medical perfusion device of the present invention. The reference numeral 100 is a rotating cover, 110 is a first compression side piece, 111 is a first anti-backward protrusion, 120 is a second compression side piece, 121 is a second anti-backward protrusion, 150 is a thread, and 140 is a connection hole. 200 is a container, 210 is a fixed cylinder, 220 is a blocking plane, 221 is a first coupling protrusion, 222 is a second coupling protrusion, 250 is a screw, 230 is a perfusion end, and 240 is a filling hole. The connection between the rotating cover 100 and the receiver 200 is controlled by the rotation between the rotating cover 100 and the receiver 200, so that the first bonding protrusion and the second bonding protrusion 222 of the receiver 200 pass the first compression respectively. The gap between the side panel 110 and the first anti-backward bump 111 and the second compression side panel 120 and the second anti-backup bump 121 is used to achieve a snap-fit combination (see FIGS. 13a, 13b, 13c, 13d). And by screwing the screw 250 of the receiver 200 with the screw 150 of the rotary cover 100, wherein the separation of the rotary cover 100 and the receiver 200 is performed by pressing the first compression side panel 110 and the second Compressing the side panel and cooperating with the rotation between the rotating cover 100 and the receiver 200 to make the first anti-backward bump 111 and the second anti-backward bump 121 and the first bonding bump 221 and the second of the receiver 200 Separation is achieved by the separation of the bumps 222 (see Figures 14a, 14b, 14c, 14d).

Figure 6b is a cross-sectional view of Figure 6a, with the same reference numerals as Figure 6a.

7a is a side view of another perspective view of a fixing mechanism and a joining mechanism of the medical perfusion device of the present invention as a preferred embodiment of the screwing and fixing mechanism. The reference numeral 100 is a rotating cover, 110 is a first compression side piece, 111 is a first anti-backward protrusion, 120 is a second compression side piece, 121 is a second anti-backward protrusion, 130 is a groove, and 140 is a connection hole. 200 is a container, 210 is a fixed cylinder, 211 is a first bump, 212 is a second bump, 220 is a blocking plane, 221 is a first bonding bump, and 222 is a second bonding bump, 230 For the perfusion end, 240 is a perforation.

The connection between the rotating cover 100 and the receiver 200 is controlled by the rotation between the rotating cover 100 and the receiver 200, so that the first bonding protrusion and the second bonding protrusion 222 of the receiver 200 pass the first compression respectively. The gap between the side panel 110 and the first anti-backward bump 111 and the second compression side panel 120 and the second anti-backup bump 121 is used to achieve a snap-fit combination (see FIGS. 13a, 13b, 13c, 13d). And by screwing the screw 250 of the receiver 200 with the screw 150 of the rotary cover 100, wherein the separation of the rotary cover 100 and the receiver 200 is performed by pressing the first compression side panel 110 and the second Compressing the side panel and cooperating with the rotation between the rotating cover 100 and the receiver 200 to make the first anti-backward bump 111 and the second anti-backward bump 121 and the first bonding bump 221 and the second of the receiver 200 Separation is achieved by the separation of the bumps 222 (see Figures 14a, 14b, 14c, 14d).

Figure 7b is a cross-sectional view of Figure 7a, with the same reference numerals as Figure 7a.

FIG. 8 is a schematic view showing a preferred embodiment of a joint end of a container of the medical perfusion device of the present invention, which is a compression side end, and a joint end of the rotary cover is a block end surface. The reference numeral 100 is a rotating cover, 110 is a first compression side piece, 111 is a first anti-backward protrusion, 120 is a second compression side piece, 121 is a second anti-backward protrusion, 130 is a groove, and 140 is a connection hole. 200 is a container, 210 is a fixed cylinder, 211 is a first bump, 230 is a perfusion end, 240 is a filling hole, and 300 is an extruder. The connection between the rotating cover 100 and the receiver 200 is caused by the rotation between the rotating cover 100 and the receiver 200, so that the first bonding protrusion 211 and the second bonding protrusion of the rotating cover 100 pass through the receiver 200 respectively. a gap between the first compression side panel 110 and the first anti-backward projection 111 and the second compression side panel 120 and the second anti-backup projection 121 to achieve a snap-fit combination (see FIGS. 13a, 13b, 13c, 13d), and by rotating the second protrusion of the first bump 211 of the flip cover 100 into the recess of the receiver 200, the rotating cover 100 and the receiver 200 are engaged with each other, wherein the rotation The separation of the cover 100 and the receiver 200 is performed by pressing the first compression side piece 110 and the second compression side piece and engaging the rotation between the rotary cover 100 and the receiver 200 to make the first compression side piece 110 and the first The anti-backup bumps of the two compression side sheets are separated from the first coupling protrusions and the second combining protrusions of the receiver 200 to achieve separation (see FIGS. 14a, 14b, 14c, 14d). The extruder 300 and the connecting hole 140 are coupled in a screwing manner, so that the squeezer 300 squeezes the filling material and/or the solution in the container 200 in a rotary extrusion manner to make the inside of the container 200 The contents are squeezed out through the infusion end 230. The irrigation hole 240 can be used to inject a solution or a medical filler.

9a is a side view of a preferred embodiment of a medical infusion device in which a combined end of the container is a compressed side end, and a connecting end of the rotating cover is a blocked end. The reference numeral 100 is a rotating cover, 110 is a first compression side piece, 111 is a first anti-backward protrusion, 120 is a second compression side piece, 121 is a second anti-backward protrusion, 130 is a groove, and 140 is a connection hole. 200 is a container, 210 is a fixed cylinder, 211 is a first bump, 212 is a second bump, 220 is a blocking plane, 221 is a first bonding bump, and 222 is a second bonding bump, 230 For the perfusion end, 240 is a perforation. The connection between the rotating cover 100 and the receiver 200 is such that the first coupling protrusion and the second coupling protrusion 222 of the rotating cover 100 pass through the first compression side respectively through the rotation between the rotating cover 100 and the receiver 200. The gap between the sheet 110 and the first anti-backward bump 111 and the second compression side panel 120 and the second anti-backup bump 121 to achieve a snap-fit combination, and by rotating the first bump of the cover 100 The second protrusion 212 of the 211 is screwed into the groove 130 of the accommodating device 200, so that the rotating cover 100 and the accommodating device 200 are engaged with each other (see FIGS. 13a, 13b, 13c, and 13d), wherein the rotating cover 100 and The separation of the receiver 200 is performed by pressing the first compression side panel 110 and the second compression side panel and cooperating with the rotation between the rotary cover 100 and the receiver 200 to make the first anti-backup bump 111 and the second defense The first bump 221 and the second bond bump 222 of the recess 200 are separated from each other to achieve separation (see FIGS. 14a, 14b, 14c, and 14d).

Figure 9b is a cross-sectional view of Figure 9a, with the same reference numerals as Figure 9a.

Fig. 10a is a side view showing another preferred embodiment of a preferred embodiment of a medical infusion device in which a combined end of the container is a compressed side end and a connecting end of the rotating cover is a blocked end. The reference numeral 100 is a rotating cover, 110 is a first compression side piece, 111 is a first anti-backward protrusion, 120 is a second compression side piece, 121 is a second anti-backward protrusion, 130 is a groove, and 140 is a connection hole. 200 is a container, 210 is a fixed cylinder, 211 is a first bump, 212 is a second bump, 220 is a blocking plane, 221 is a first bonding bump, and 222 is a second bonding bump, 230 For the perfusion end, 240 is a perforation. The connection between the rotating cover 100 and the receiver 200 is such that the first coupling protrusion and the second coupling protrusion 222 of the rotating cover 100 pass through the first compression side respectively through the rotation between the rotating cover 100 and the receiver 200. a gap between the sheet 110 and the first anti-backward bump 111 and the second compression side panel 120 and the second anti-backup bump 121 to achieve a snap-fit combination (see FIGS. 13a, 13b, 13c, 13d), And rotating the first cover 211 of the rotating cover 100 into the recess 130 of the accommodating device 200, so that the rotating cover 100 and the accommodating device 200 can be engaged with each other, wherein the rotating cover 100 and The separation of the receiver 200 is performed by pressing the first compression side panel 110 and the second compression side panel and cooperating with the rotation between the rotary cover 100 and the receiver 200 to make the first anti-backup bump 111 and the second defense The first bump 221 and the second bond bump 222 of the recess 200 are separated from each other to achieve separation (see FIGS. 14a, 14b, 14c, and 14d).

Figure 10b is a cross-sectional view of Figure 10a, with the same reference numerals as Figure 10a.

Fig. 11a is a schematic view showing a preferred embodiment of the joint end of the rotary cover of the medical perfusion device of the present invention. The reference numeral 100 is a rotating cover, 210 is a fixed cylinder, 211 is a first bump, 212 is a second bump, 220 is a blocking plane, 221 is a first bonding bump, and 222 is a second bonding bump. The first bonding bump 221 and the second bonding bump 222 each have a slope at one end to facilitate the first compression side piece and the first anti-backing protrusion and the second compression side piece and the second protection through the receiver. Retract the gap between the bumps.

Figure 11b is a cross-sectional view showing a preferred embodiment of the connecting end of the rotating cover of the medical infusion device of the present invention, which is similar to Figure 11a.

Fig. 12a is a top plan view showing a preferred embodiment of the joint end of the container of the medical perfusion device of the present invention. The reference numeral 200 is a container, 110 is a first compression side piece, 111 is a first anti-backward protrusion, 120 is a second compression side piece, 121 is a second anti-backward protrusion, 130 is a groove, and 230 is a perfusion. End, 240 is a hole. The gap between the first compression side panel 110 of the receiver 200 and the first anti-backward projection 111 and the second compression side panel 120 and the second anti-backup projection 121 is used to make the first combination of the rotating cover The bumps and the second joint bumps pass through, and the first anti-back bumps 111 and the second anti-back bumps 121 each have a slope at one end, so that the first joint bumps and the second joint bumps of the rotating cover pass through. And by screwing the first bump second protrusion of the rotating cover into the groove 130 of the receiver 200, the rotating cover and the receiver 200 are engaged with each other (see FIGS. 13a, 13b, 13c). , 13d). The separation of the rotating cover and the receiver 200 is performed by pressing the first compression side piece 110 and the second compression side piece and cooperating with the rotation between the rotating cover and the receiver 200 to make the first combination of the container 200 The bump and the second bonding bump are separated by the gap between the first compression side piece 110 and the first anti-backing protrusion 111 and the second compression side piece 120 and the second anti-backing protrusion 121 (refer to FIG. 14a) , 14b, 14c, 14d).

Figure 12b is a side view of a preferred embodiment of the combined end of the container of the medical infusion device of the present invention, which is similar to Figure 12a.

13a, 13b, 13c, and 13d are schematic views showing the assembly of the rotary cover and the container of the medical perfusion device of the present invention. The reference numeral 100 is a rotating cover, 110 is a first compression side piece, 111 is a first anti-backward protrusion, 120 is a second compression side piece, 121 is a second anti-backward protrusion, 130 is a groove, and 200 is a receiving part. 210 is a fixed cylinder, 211 is a first bump, 212 is a second bump, 220 is a blocking plane, 221 is a first bonding bump, and 222 is a second bonding bump. Figure 13a shows the placement of the container 200 into the rotating cover 100. FIG. 13b shows that the first bump 211 of the receiver 200 is screwed into the groove 130 of the rotating cover 100 by the rotation between the rotating cover 100 and the receiver 200. At the same time, the first combining protrusion 221 and the second combining protrusion 222 of the receiving device 200 respectively rotate the first compression side piece 110 and the first anti-backing protrusion 111 and the second compression side piece 120 and the second protection of the rotating cover 100 The direction of the gap between the protrusions 121 is screwed in. FIG. 13c shows that the second bump 212 of the first bump 211 of the accommodator 200 is screwed into the groove 130 of the rotating cover 100, and the first bonding bump 221 and the second bonding bump 222 of the accommodator 200 are respectively respectively The gap between the first compression side panel 110 of the rotary cover 100 and the first anti-backward projection 111 and the second compression side panel 120 and the second anti-backup projection 121 is screwed. 13d shows that the first bump 211 of the receiver 200 is completely screwed into the groove 130 of the rotating cover 100, and the first bonding bump 221 and the second bonding bump 222 of the receiver 200 are simultaneously made. The gap between the first compression side panel 110 and the first anti-backward projection 111 and the second compression side panel 120 and the second anti-backup projection 121 is respectively achieved by the cover 100, and the effect of the engagement is achieved.

14a, 14b, 14c, and 14d are schematic views showing the separation of the rotary cover and the container of the medical perfusion device of the present invention. The reference numeral 100 is a rotating cover, 110 is a first compression side piece, 111 is a first anti-backward protrusion, 120 is a second compression side piece, 121 is a second anti-backward protrusion, 130 is a groove, and 140 is a connection hole. 200 is a container, 210 is a fixed cylinder, 211 is a first bump, 212 is a second bump, 220 is a blocking plane, 221 is a first bonding bump, and 222 is a second bonding bump. Figure 14a shows the first compressed side panel 110 and the second compressed side panel 120 being pressed. FIG. 14b shows that the first bump 211 of the accommodator 200 is made by pressing the first compression side panel 110 and the second compression side panel 120 and matching the rotation between the rotary cover 100 and the accommodator 200. The two protrusions 212 are unscrewed from the direction of the groove 130 of the rotary cover 100, and the first coupling protrusion 221 and the second coupling protrusion 222 of the receiver 200 are respectively rotated out of the first compression side piece of the rotary cover 100. The direction of the gap between the 110 and the first anti-backup bump 111 and the second compression side panel 120 and the second anti-backup bump 121. FIG. 14c shows that the second bump 212 of the first bump 211 of the receiver 200 is moved out of the groove 130 of the rotary cover 100 by the rotation between the rotary cover 100 and the receiver 200. The first bonding bump 221 and the second bonding bump 222 of the accommodating device 200 are respectively unscrewed from the first compression side panel 110 of the rotary cover 100 and the first anti-backup bump 111 and the second compression side panel 120. The direction of the gap between the second anti-backup bumps 121 moves. 14d shows that the second bump 212 of the first bump 211 of the receiver 200 has completely rotated out the groove 130 of the rotary cover 100, and the first joint bump 221 and the second joint bump 222 of the receiver 200 The gap between the first compression side panel 110 of the rotary cover 100 and the first anti-backward projection 111 and the second compression side panel 120 and the second anti-backup projection 121 has been completely unscrewed, respectively, and the receptacle 200 is The rotary cover 100 is separated.

100. . . Rotating cover

110. . . First compression side piece

111. . . First anti-backup bump

120. . . Second compression side piece

121. . . Second anti-backup bump

130. . . Groove

140. . . Link hole

150. . . Screw

200. . . Container

210. . . Fixed cylinder

211. . . First bump

212. . . Second bump

220. . . Block plane

221. . . First bonding bump

222. . . Second bonding bump

230. . . Perfusion end

240. . . Filling hole

250. . . Screw

300. . . Extruder

1 is a schematic view showing a preferred embodiment of a connecting end of a rotating cover of a medical infusion device according to the present invention as a compressed side end, and a combined end of the receiving end is a blocking end.

2a is a side view of a preferred embodiment of a medical infusion device in which the connecting end of the rotating cover is a compressed side end, and the combined end of the receiving end is a blocking end.

Figure 2b is a cross-sectional view of Figure 2a.

3a is a side view of another embodiment of a preferred embodiment of a medical infusion device in which the connecting end of the rotating cover is a compressed side end and the combined end of the receiving end is a blocking end.

Figure 3b is a cross-sectional view of Figure 3a.

4a is a schematic view showing a preferred embodiment of the compression side of the rotating cover of the medical infusion device of the present invention.

4b is a cross-sectional view showing a preferred embodiment of the compression side of the rotating cover of the medical infusion device of the present invention.

Fig. 5a is a top plan view showing a preferred embodiment of the end of the receptacle of the medical infusion device of the present invention.

Fig. 5b is a side view showing a preferred embodiment of the end of the container of the medical perfusion device of the present invention.

Fig. 6a is a side view showing a preferred embodiment of the fixing mechanism and the joining mechanism of the medical perfusion device of the present invention.

Figure 6b is a cross-sectional view of Figure 6a.

7a is a side view of another perspective view of a fixing mechanism and a joining mechanism of the medical perfusion device of the present invention as a preferred embodiment of the screwing and fixing mechanism.

Figure 7b is a cross-sectional view of Figure 7a.

FIG. 8 is a schematic view showing a preferred embodiment of a joint end of a container of the medical perfusion device of the present invention, which is a compression side end, and a joint end of the rotary cover is a block end surface.

9a is a side view of a preferred embodiment of a medical infusion device in which a combined end of the container is a compressed side end, and a connecting end of the rotating cover is a blocked end.

Figure 9b is a cross-sectional view of Figure 9a.

Fig. 10a is a side view showing another preferred embodiment of a preferred embodiment of a medical infusion device in which a combined end of the container is a compressed side end and a connecting end of the rotating cover is a blocked end.

Figure 10b is a cross-sectional view of Figure 10a.

Fig. 11a is a schematic view showing a preferred embodiment of the joint end of the rotary cover of the medical perfusion device of the present invention.

Fig. 11b is a cross-sectional view showing a preferred embodiment of the joint end of the rotary cover of the medical infusion device of the present invention.

Fig. 12a is a top plan view showing a preferred embodiment of the joint end of the container of the medical perfusion device of the present invention.

Fig. 12b is a side view showing a preferred embodiment of the end of the container of the medical perfusion device of the present invention.

13a, 13b, 13c, and 13d are schematic views showing the assembly of the rotary cover and the container of the medical perfusion device of the present invention.

14a, 14b, 14c, and 14d are schematic views showing the separation of the rotary cover and the container of the medical perfusion device of the present invention.

100. . . Rotating cover

110. . . First compression side piece

140. . . Link hole

200. . . Container

210. . . Fixed cylinder

211. . . First bump

212. . . Second bump

220. . . Block plane

222. . . Second bonding bump

230. . . Perfusion end

240. . . Filling hole

300. . . Extruder

Claims (10)

A medical infusion device comprising: an extruder; a rotating cover having a connecting end at one end and a connecting hole at the other end, wherein the connecting hole is for connecting with the extruder; and a receiving device One end is a joint end, and the other end is a perfusion end, wherein the joint end is connected with the joint end of the rotary cover; and the connection between the rotary cover and the container is fixed by a compression side plate type And a fastening mechanism is connected and fixed; wherein the compression side plate fixing mechanism comprises: the outer side of the combined end of the container has opposite first bonding bumps and second bonding bumps; the rotating cover connecting end corresponds to the The first bonding bump has a first compression side panel and a first anti-backing projection. The first compression side panel and the first anti-backup projection have a gap therebetween for receiving the first combination of the receiver. a bump, the same rotating cover corresponding to the position of the second bonding bump of the receiver, comprising a second compression side piece and a second anti-backing protrusion, wherein the second compression side piece and the second anti-backing protrusion There is a gap between the blocks to accommodate the first part of the container Binding lugs; wherein the link mechanism is connected to the engaging mechanism, the link mechanism screwed coupling or locking mechanism; wherein using the second compression mechanism side panel of the press is fixed, with the rotation of the link mechanism, to achieve the purpose of quick release removable. The medical infusion device of claim 1, wherein the first bonding protrusion has a slope to facilitate passing the first compression side piece and the first a gap between the anti-backup bumps; the second bonding bump has a slope to facilitate a gap between the second compression side piece and the second anti-backing protrusion. The medical infusion device of claim 1, wherein the connecting mechanism comprises a first end of the combined end of the receiving device and a second protruding block; the inner side of the rotating cover has a groove The first bump and the second bump are received to form a snap-fit connection. The medical perfusion device of claim 1, wherein the attachment mechanism comprises a thread on an outer side of the joint end of the container; the inner side of the rotary cover has a matching screw thread for the container and the container The thread forms a screw-on connection. The medical perfusion device of claim 1, wherein the container further comprises a filling hole. A medical infusion device comprising: an extruder; a rotating cover having a connecting end at one end and a connecting hole at the other end, wherein the connecting hole is for connecting with the extruder; and a receiving device One end is a joint end, and the other end is a perfusion end, wherein the joint end is connected with the joint end of the rotary cover; and the connection between the rotary cover and the receiver is fast-released by using a compression side piece Fixing mechanism and a connection mechanism to connect The quick-disconnect fixing mechanism of the compressed side plate includes: the outer side of the joint end of the rotating cover has opposite first joint protrusions and second joint protrusions; the receiver joint end corresponds to the first joint The position of the bump includes a first compression side piece and a first anti-backing protrusion, wherein a gap is formed between the first compression side piece and the first anti-backing protrusion for receiving the first bonding protrusion of the rotating cover, and the same Corresponding to the position of the second bonding protrusion of the rotating cover, the second receiving side piece and the second anti-backing protrusion block, wherein the second compression side piece and the second anti-backing protrusion block have a a gap, a second bonding protrusion for accommodating the rotating cover; wherein the connecting mechanism is a snap-in connection mechanism, a screwing connection mechanism or a locking connection mechanism; wherein the two compression side pieces pressing the fixing mechanism cooperate with the rotation Linking mechanism to achieve the purpose of releasing quick disassembly. The medical perfusion device of claim 6, wherein the connecting mechanism comprises an outer side of the combined end of the rotating cover and a second protrusion; the inner side of the container has a groove The first bump and the second bump are received to form a snap-fit connection. The medical perfusion device of claim 6, wherein the connecting mechanism comprises an outer side of the combined end of the rotating cover and a second protrusion; the inner side of the container has a groove The first bump and the second bump are received to form a snap-fit connection. The medical perfusion device of claim 6, wherein the attachment mechanism comprises a screw thread on an outer side of the joint end of the rotary cover; and a corresponding thread on the inner side of the receptacle has a matching screw for the rotary cover The thread forms a threaded connection. The medical perfusion device of claim 6, wherein the container further comprises a filling hole.