CN214962235U - Acquisition device beneficial to placenta aseptic preservation - Google Patents

Abstract

The utility model discloses a collection device beneficial to placenta preservation, including the sealed bag that the opening part was equipped with the sealing strip, be equipped with the evacuation joint on the sealed bag, the both ends of its hole communicate with inside the sealed bag and external world respectively, the inside ring bulge that is equipped with of evacuation joint hole, the evacuation joint hole is located the part reducing of ring bulge towards one side of vacuum bag inside, including major diameter section and path end, pass through the arcwall face transition towards the ring bulge between major diameter section and the path section; be equipped with shutoff ball and pressure spring between the protruding and the arcwall face of ring, the pressure spring is connected between the protruding and shutoff ball of ring, the inside waterproof ventilated membrane that is equipped with of path section for hinder the inside liquid of sealing bag to pass through. The utility model discloses can carry out the evacuation operation on the basis that does not influence inside placenta and preserving fluid, evacuation connects one-way conduction, can solve among the prior art and use aseptic collection bag to preserve the save time that the placenta exists short, the placenta tissue is perishable problem.

Description

Acquisition device beneficial to placenta aseptic preservation

Technical Field

The utility model relates to the technical field of medical equipment, more specifically say, it relates to a do benefit to collection system of aseptic save of placenta.

Background

In the medical field, it is often necessary to preserve placental tissue using sterile collection bags: placing the placenta tissue into an aseptic collecting bag, adding a preserving fluid, screwing down a sealing strip on the aseptic collecting bag, and hermetically preserving; in the process, the air enters the sterile collection bag to easily deteriorate the tissue, which is not beneficial to the preservation of the placenta tissue.

SUMMERY OF THE UTILITY MODEL

The utility model provides a do benefit to aseptic collection system who preserves of placenta can solve among the prior art and use aseptic collection bag to preserve the save time that the placenta exists short, the easy rotten problem of placenta tissue.

The technical scheme of the utility model as follows: a collection device beneficial to placenta aseptic preservation comprises a sealing bag with a sealing strip arranged at an opening, wherein a vacuumizing joint is arranged on the sealing bag, the vacuumizing joint is integrally of a tubular structure, two ends of an inner hole of the vacuumizing joint are respectively communicated with the inside and the outside of the sealing bag, an annular bulge protruding inwards in the radial direction is arranged inside the inner hole of the vacuumizing joint, the part of the inner hole of the vacuumizing joint, which is positioned at one side of the annular bulge facing the inside of the sealing bag, is provided with a reducing diameter, the reducing diameter comprises a large-diameter section and a small-diameter section, the large-diameter section is close to the annular bulge, the small-diameter section is far away from the annular bulge, and the large-diameter section and the small-diameter section are transited through an arc-shaped surface facing the annular bulge;

be equipped with shutoff ball and pressure spring between the protruding and the arcwall face of ring, the pressure spring is connected between the protruding and shutoff ball of ring for make shutoff ball and arcwall face offset and carry out the shutoff to the hole of evacuation joint, the inside waterproof ventilated membrane that is equipped with of path section is used for hindering the inside liquid of seal bag to pass through.

Has the advantages that: the utility model discloses a do benefit to collection system of aseptic save of placenta, be equipped with the evacuation joint on the seal bag, when evacuation joint and micro vacuum pump cooperate, micro vacuum pump makes evacuation joint both ends produce the atmospheric pressure difference, the shutoff ball overcomes pressure spring pressure under the effect of atmospheric pressure difference and removes to the protruding one side of ring, the evacuation joint hole switches on, micro vacuum pump takes away the inside air of seal bag and forms vacuum environment, under the effect of waterproof ventilated membrane, the inside liquid of seal bag can not be taken out, after finishing the evacuation, the seal bag breaks away from the cooperation with micro vacuum pump, the shutoff ball supports tight arcwall face shutoff evacuation joint hole again under the effect of pressure spring, the seal bag is inside to keep sealing. This collection system of aseptic save of placenta of being favorable to can be under the condition evacuation that does not influence inside placenta tissue and preservative solution, for the placenta builds vacuum environment, is unfavorable for bacterial growing, makes the placenta preserve under vacuum, aseptic condition, and the save time is of a specified duration, is difficult for producing rotten.

Further, do benefit to aseptic collection system who preserves of placenta still connects including being used for fixing at miniature vacuum pump pipeline one end, the pipeline that communicates miniature vacuum pump and evacuation joint, the pipeline connects and is the tubular structure, and the outside that the pipeline connects is equipped with the external screw thread, is equipped with the internal thread in the protruding one side towards the external world of ring in evacuation joint's hole, and the pipeline connects and evacuation joint threaded connection and inside communicates with each other.

Has the advantages that: the pipeline that sets up and evacuation connects threaded connection connects, can both carry out the tube coupling fast, conveniently around every evacuation, can not produce gas leakage, the closure is better after the installation.

Furthermore, the pipeline joint comprises an overhanging section and an inscribed section, wherein the overhanging section is located on the outer side of the vacuumizing joint, the inscribed section stretches into the inner side of the vacuumizing joint and is fixedly connected with the vacuumizing joint, the external thread is located on the outer side of the inscribed section, and the external diameter of the overhanging section is larger than that of the inscribed section.

Has the advantages that: the outer diameter of the extending section is larger, so that an operator can conveniently screw the pipeline joint.

Furthermore, the collection device which is beneficial to the aseptic preservation of the placenta also comprises a plugging head which is in threaded connection with the internal thread on the vacuumizing connector and is used for plugging the outer end of the vacuumizing connector.

Has the advantages that: the plugging head can prevent external dust and bacteria from entering the interior of the vacuumizing connector, and plays a better role in protection and isolation.

Drawings

Fig. 1 is a schematic structural view of a sealing bag of a collection device for facilitating the aseptic preservation of placenta according to embodiment 1 of the present invention when a sealing head is installed;

fig. 2 is a schematic structural view of the sealing bag of the collection device for placenta aseptic storage according to embodiment 1 of the present invention, when the sealing head is removed;

fig. 3 is a sectional view of the vacuum connector and the pipeline connector in the embodiment 1 of the collection device for facilitating the aseptic preservation of placenta;

fig. 4 is a sectional view of the vacuum connector and the plugging head of the collection device for placenta aseptic storage according to the embodiment 1 of the present invention;

reference numerals: 1-sealing the bag; 2-sealing strips; 3-vacuumizing the joint; 4-a pipe joint; 5-ring convex; 6-large diameter section; 7-small diameter end; 8-arc surface; 9-blocking ball; 10-a pressure spring; 11-internal screw thread; 12-waterproof breathable film; 13-blocking head.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

The utility model discloses a do benefit to collection system's of aseptic save of placenta embodiment 1:

the collection device for aseptic preservation of placenta comprises a sealing bag 1, wherein a sealing strip 2 for sealing is arranged at an opening of the sealing bag 1, a vacuumizing joint 3 for performing vacuumizing operation on the sealing bag 1 in cooperation with a micro vacuum pump is further arranged on the sealing bag 1, the vacuumizing joint 3 is of a cylindrical structure as shown in figures 3-4, two ends of an inner hole of the vacuumizing joint 3 are respectively communicated with the inside of the sealing bag 1 and the outside, one end of the inner hole facing the outside environment is an outer end, and one end of the inner hole facing the inside of the sealing bag is an inner end. Taking the directions shown in fig. 3 and 4 as the reference, the upper end of the vacuumizing joint is the outer end, and the lower end is the inner end.

Be equipped with in the 3 holes of evacuation joint along radial inside bellied ring protruding 5, lie in the 3 holes of evacuation joint ring protruding towards the inner partial reducing of hole, this part is including the major diameter section 6 that is close to the protruding 5 settings of ring and keeping away from the minor diameter section 7 that the protruding 5 settings of ring, passes through the arcwall face 8 transition between major diameter section 6 and the minor diameter section 7, and this arcwall face 8 sets up towards the ring is protruding. A pressure spring 10 and a blocking ball 9 are arranged between the arc-shaped surface 8 and the annular protrusion 5, the pressure spring 10 is connected between the annular protrusion 5 and the blocking ball 9, the two play a role of one-way conduction, when the pressure of the inner end of the vacuumizing connector is greater than the pressure of the outer end, the blocking ball 9 overcomes the action of the pressure spring to move towards the annular protrusion, and an inner hole of the vacuumizing connector 3 is conducted after the blocking ball is separated from the arc-shaped surface 8; when the pressure of the inner end of the vacuumizing connector is smaller than the pressure of the outer end of the vacuumizing connector, the blocking ball is firmly propped against the arc-shaped surface 8 under the action of the pressure, so that the inner hole of the vacuumizing connector is blocked. A small-diameter section 7 in the inner hole of the vacuumizing connector is provided with a waterproof and breathable film 12 which prevents liquid in the sealing bag 1 from being pumped out while gas passes through.

This collection system of being favorable to aseptic save of placenta still includes pipeline joint 4 and shutoff head 13, during the use, pipeline joint 4 fixes the one end at the micro vacuum pump pipeline, be used for quick intercommunication micro vacuum pump pipeline and evacuation joint 3, pipeline joint 4 is the tubular structure, including the less inscription section of the great overhanging section of external diameter and external diameter, the inscription section of pipeline joint 4 is used for stretching into evacuation joint inside and with evacuation joint fixed connection from the outer end of evacuation joint 3 hole, the inscription section outside is equipped with the external screw thread, be equipped with internal thread 11 in the protruding one side towards the hole outer end of ring in evacuation joint 3 holes, pipeline joint 4 and evacuation joint 3 pass through threaded connection and both inside intercommunications. The extending section of the pipeline joint 4 is positioned at the outer side of the outer end of the vacuumizing joint 3, and the outer diameter is large, so that an operator can conveniently screw and connect the pipe. The sealing head 13 is used for sealing the inner hole of the vacuumizing connector from the outer end when the vacuumizing connector is in an idle state, and the outer side of the sealing head 13 is provided with external threads which are connected with the vacuumizing connector in a threaded manner, so that dust bacteria can be prevented from entering the vacuumizing connector, and the placenta in the sealing bag is not beneficial to being stored. The utility model discloses in, shutoff head 13 all is connected with evacuation joint 3 through the screw thread with pipeline joint 4, easy dismounting, leakproofness are good.

The utility model discloses a do benefit to collection system use of aseptic save of placenta as follows: pack the placenta into sealing bag 1, use sealing strip 2 to seal sealing bag 1 after adding the preservative fluid, later be connected micro vacuum pump pipeline through pipe joint 4 and evacuation joint 3: the method comprises the following steps that a pipeline joint 4 is inserted into an inner hole of a vacuumizing joint from the outside and is in threaded connection with the inner hole, a micro vacuum pump is started, a blocking ball 9 overcomes the action of a pressure spring 10 and is separated from the surface of an arc-shaped surface 8 under the action of pressure difference between the inner end and the outer end of the vacuumizing joint, the inner hole of the vacuumizing joint is conducted, the micro vacuum pump sucks air in a sealing bag 1 and liquid cannot be sucked out through a vacuumizing joint 3 under the action of a waterproof air-permeable membrane 12, and therefore the vacuumizing operation of the sealing bag is completed under the condition that placenta storage is not influenced; after the pumping is finished, the micro vacuum pump is closed, the pipeline joint is disassembled, the sealing ball 9 can seal the inner hole of the vacuumizing joint 3 under the action of the pressure spring 10, and the sealing head 13 is installed to seal the outer end of the vacuumizing joint 3. In conclusion, the collection device for aseptic preservation of the placenta is beneficial to vacuumizing the sealing bag under the condition that the placenta and the preservation solution are not influenced, a vacuum, aseptic and suitable preservation environment can be created for the placenta, and the preservation time of the placenta is long.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (4)

1. A collection device beneficial to aseptic preservation of placenta comprises a sealing bag with a sealing strip at an opening, and is characterized in that a vacuumizing joint is arranged on the sealing bag, the vacuumizing joint is integrally of a tubular structure, two ends of an inner hole of the vacuumizing joint are respectively communicated with the inside and the outside of the sealing bag, a ring bulge protruding inwards in the radial direction is arranged in the inner hole of the vacuumizing joint, the part of the inner hole of the vacuumizing joint, which is positioned at one side of the ring bulge facing the inside of the sealing bag, is provided with a variable diameter section which is close to the ring bulge and a small diameter section which is far away from the ring bulge, and the large diameter section and the small diameter section are transited through an arc-shaped surface facing the ring bulge;

be equipped with shutoff ball and pressure spring between the protruding and the arcwall face of ring, the pressure spring is connected between the protruding and shutoff ball of ring for make shutoff ball and arcwall face offset and carry out the shutoff to the hole of evacuation joint, the inside waterproof ventilated membrane that is equipped with of path section is used for hindering the inside liquid of seal bag to pass through.

2. The collection device for facilitating the aseptic storage of placenta according to claim 1, further comprising a tube connector for being fixed to one end of the tube of the micro vacuum pump and connecting the micro vacuum pump and the vacuum connector, wherein the tube connector is cylindrical, an external thread is provided on the outer side of the tube connector, an internal thread is provided on the side of the ring protrusion facing the outside in the inner hole of the vacuum connector, and the tube connector is in threaded connection with the vacuum connector and is communicated with the inside.

3. The collection device for facilitating the aseptic preservation of the placenta according to claim 2, wherein the pipe joint comprises an outward extending section located outside the vacuum-pumping joint and an inward connecting section extending into the inside of the vacuum-pumping joint and fixedly connected thereto, the external thread is located outside the inward connecting section, and the outward extending section has an outer diameter larger than that of the inward connecting section.

4. The collection device for facilitating the aseptic preservation of the placenta according to claim 2, further comprising a plugging head in threaded connection with the internal thread on the vacuum connector for plugging the outer end of the vacuum connector.

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