CN217338773U - Constant-temperature ovum taking device - Google Patents

Abstract

The utility model relates to a constant temperature ovum fetching device, which comprises an ovum fetching needle, an operating handle, a guide tube and a storage test tube; a negative pressure pipe is also arranged on the rubber plug configured on the storage test tube and is connected with a negative pressure source, and the ovum is sucked out by utilizing the negative pressure; wherein: a heating layer is arranged outside the guide tube and the storage test tube, the heating main body of the heating layer is a graphene electric heating film, a heat conduction layer is compounded on the inner surface of the graphene electric heating film, a protection heat preservation layer is compounded on the outer surface of the graphene electric heating film, and a temperature sensor is arranged on the heating layer; the graphene electrothermal film and the temperature sensor are electrically connected with the temperature controller and are powered by the mobile power supply. The technology has the characteristics of ingenious conception, simple structure and convenient use; particularly, the graphene electrothermal film is adopted, so that the heating is fast, the heating uniformity is good, heat with the same wave band as a human body can be radiated, and the graphene electrothermal film is particularly suitable for serving as a heat preservation heat source of ova.

Description

Constant-temperature ovum taking device

The technical field is as follows:

the utility model belongs to the technical field of procreation, in particular to constant temperature ovum device of getting especially adopts graphite alkene heat-generating body to heat retaining scheme to necessary position.

Background art:

the people who are not pregnant and have infertility present increasing states and are closely related to the life rule of people, and the development of modern medical science and technology also provides the possibility of fertility for the part of people. Particularly, birth of the test tube baby can solve the basic problems of birth and good care, and can also realize good birth and good care, and with the popularization of the technology, the birth and good care can be completed in general hospitals. But statistically, the success rate is less than 50%, which may be caused by many factors. If the ovum is taken out, the ovum needs to be taken out from the mother body, and the in vitro heat preservation is also a necessary means except that the ovum can not be damaged mechanically. Such as:

CN202023219061.7 discloses a controllable flow ovum pickup needle, including honeycomb duct, negative pressure pipe, handle, syringe needle, flow control mechanism, end cap, heat preservation test tube, heat preservation mechanism and aspirator connector. The heat preservation test tube concept is mentioned, a heat preservation mechanism provides heat preservation measures, the heat preservation mechanism is actually a heat preservation box, a mounting opening is formed in the top end of the heat preservation box, the heat preservation test tube is detachably connected into the mounting opening, heat preservation liquid, a heating tube and a temperature-sensitive switch are arranged in the heat preservation box, and heat preservation is conducted on the heat preservation test tube through the heat preservation liquid. The method of utilizing the heat preservation liquid has no phenomenon that the temperature is undesirably more uniform, but the temperature is still higher at the side close to the heating pipe and is lower at the side far away from the heating pipe; in addition, there is a drawback in that the liquid heating is required to be performed in advance during the operation.

CN202121453928.7, which discloses a test tube baby ovum pickup needle, comprising an ovum pickup needle body, a control rod and a storage bottle, wherein the ovum pickup needle is communicated with the storage bottle through the control rod and a suction tube, and one side of the upper surface of the storage bottle is connected with a negative pressure connecting tube in a penetrating way; the inner ring surface of the control rod in the structure is provided with an electric heating belt to heat the egg taking device. However, the length occupied by the control rod is very short in view of the equipment structure, the heat preservation effect is very limited or the influence on the ovum is not great.

From the above patent disclosures, the former heat-preservation mechanism is unreasonable in design and poor in thermal stability, and the latter heat-preservation position has defects, so that the main test tube is not heat-preserved. The parts which should be kept warm or at a constant temperature most are a test tube and a longer suction tube, the temperature of the ovum taking needle body which is introduced into the body can be almost consistent with the body temperature, but the ovum can be influenced by the temperature when flowing through the longer suction tube, and the thinner suction tube is the key to keep warm.

How to provide a constant temperature scheme becomes the object of the research of the utility model.

The invention content is as follows:

the utility model aims at designing an adopt graphite alkene heat-generating body to get ovum device with the constant temperature that storage test tube and guiding tube heated.

The utility model discloses technical scheme realizes like this: a constant-temperature egg taking device comprises an egg taking needle, an operating handle, a guide tube and a storage test tube, wherein the operating handle is arranged at the end part of the egg taking needle and is connected with the guide tube, and the egg taking needle is communicated with the storage test tube by virtue of the guide tube; a negative pressure pipe is also arranged on the rubber plug configured on the storage test tube and is connected with a negative pressure source, and the ovum is sucked out by utilizing the negative pressure; the method is characterized in that: a heating layer is arranged outside the guide tube and the storage test tube, the heating main body of the heating layer is a graphene electric heating film, a heat conduction layer is compounded on the inner surface of the graphene electric heating film, a protection heat preservation layer is compounded on the outer surface of the graphene electric heating film, and a temperature sensor is arranged on the heating layer; the graphene electrothermal film and the temperature sensor are electrically connected with the temperature controller and are powered by the mobile power supply.

The heating layer is of a sheet structure and is wrapped outside the guide tube and the storage test tube; nylon hasps are correspondingly sewn or compounded on the matching surfaces of the edges at the two sides of the heating layer, and the nylon hasps are wrapped in place and bonded into a whole.

The zone of heating is tubular structure, and direct cover is established in the guide tube and the storage test tube outside.

The storage test tube is also provided with a containing container outside, the containing container is formed by stainless steel, a test tube cavity and a battery cavity are divided, and a mobile power supply and a temperature controller are contained in the battery cavity at the same time.

The accommodating container is also provided with a rest frame for placing the ovum taking needle, and the rest frame is directly welded on the wall of the test tube cavity.

The utility model has the characteristics of ingenious conception, reasonable design, simple structure and convenient use; particularly, the graphene electrothermal film is used as a heating body, so that the graphene electrothermal film has incomparable advantages, namely, the heating is quick, and the preheating waiting time is not needed; secondly, heating is uniform, namely heating is performed on a surface, and the temperature of the test tube in a circle is uniform; thirdly, the radiation heat is generated, and the wave band is the same as that of the human body, so that the injury is avoided; and fourthly, the soft material can be wrapped outside the guide tube and the storage test tube more comfortably, and uniform heating is ensured. Is particularly suitable for being used as a heat preservation heat source of the ovum.

Description of the drawings:

the present invention will be further explained with reference to the following specific drawings:

FIG. 1 is a schematic view of a constant temperature ovum pickup device

FIG. 2 is an exploded view of a constant temperature ovum-taking device

FIG. 3 is a schematic view of a heating layer structure

FIG. 4 is a schematic view of a constant temperature ovum-taking device with a container

FIG. 5 is an exploded view of the container

FIG. 6 is an enlarged view of part A of FIG. 5

Wherein

1-ovum taking needle 2-operating handle 3-guiding tube

4-storage test tube 41-rubber plug 42-negative pressure tube

5-heating layer 51-graphene electrothermal film 52-heat conduction layer

53-protective heat-insulating layer 54-nylon fastener 6-temperature sensor

7-temperature controller 8-portable power source 9-storage container

91-test tube cavity 92-battery cavity 93-rest stand

The specific implementation mode is as follows:

referring to fig. 1, 2 and 3, the constant temperature ovum taking device comprises an ovum taking needle 1, an operating handle 2, a guide tube 3 and a storage test tube 4; the operating handle 2 is arranged at the end part of the egg taking needle 1, is connected with a guide tube 3, and is communicated with the egg taking needle 1 and a storage test tube 4 by virtue of the guide tube 3; the rubber plug 41 arranged on the storage test tube 4 is also provided with a negative pressure tube 42, and the negative pressure tube 42 is connected with a negative pressure source and sucks out the ovum by utilizing the negative pressure.

According to the design, a heating layer 5 is arranged outside a guide tube 3 and a storage test tube 4, a heating main body of the heating layer 5 is a graphene electrothermal film 51, a heat conduction layer 52 is compounded on the inner surface of the graphene electrothermal film 51, a protective heat preservation layer 53 is compounded on the outer surface of the graphene electrothermal film 51, and a temperature sensor 6 is arranged on the heating layer 5; the graphene electrothermal film 51 and the temperature sensor 6 are electrically connected with the temperature controller 7 and powered by the mobile power supply 8.

The heating layer 5 has the following two structures to be matched with the guide tube 3 and the storage test tube 4:

firstly, the heating layer 5 is of a sheet structure and is wrapped outside the guide tube 3 and the storage test tube 4; the matching surfaces of the two side edges of the heating layer 5 are correspondingly sewed or compounded with nylon buckles 54, and the nylon buckles 54 wrapped in place are bonded into a whole, so that the nylon buckles can be stably wrapped outside the guide tube and the storage test tube, as shown in fig. 5 and 6. In this structure, the temperature sensor 6 may be directly attached to the inner surface of the heating layer, i.e., the surface of the heat conductive layer 52, as shown in fig. 2; or the temperature value of the temperature controller 7 may be an equivalent value when attached between the graphene 51 and the protective insulating layer 53 during processing, as shown in fig. 3, or directly attached to the outer surface of the protective insulating layer 53, for example, the actual temperature of the outer surface is slightly lower than that of the inner surface.

Secondly, zone of heating 5 is the tubular structure, also on above-mentioned basis, makes the tubular structure by the producer, directly overlaps when using and establishes in the guide tube 3 and the storage test tube 4 outside, not only has better laminating degree, and need not the parcel operation, especially convenient in guide tube 3. The temperature sensor 6 can adopt the above implantation structure corresponding to the heating layer 5 with a tubular structure, and can also be directly wrapped and fixed on the outer surface.

Referring to fig. 4, 5 and 6, on the basis of a traditional ovum-taking needle, a heating layer 5 is added to realize heat preservation, a temperature controller 7 and a mobile power supply 8 are added, for the convenience of clinical use, a container 9 is also arranged outside a storage test tube 4, the container 9 is made of stainless steel and is divided into a test tube cavity 91 and a battery cavity 92, and the mobile power supply 8 and the temperature controller 7 are simultaneously contained in the battery cavity 92 and can be stacked up and down or placed in front and back side by side. And is windowed in the forward battery chamber 92 for direct operation and viewing of the temperature controller 6. This illustration also illustrates that heating layer 5 is in a sheet-like configuration, wrapped around the outside of storage tubes 4, and attached thereto by velcro 54.

Furthermore, the receiving container 9 is further provided with a rest frame 93 for placing the ovum taking needle, and the rest frame 93 is directly welded on the outer wall of the test tube cavity. It is convenient to lay the long ovum taking needle 1 as the dotted line in figure 4. Adopt receiving vessel 9 to adopt medical stainless steel material, both made things convenient for unified disinfection processing, and utilize examination lumen 91 to form electromagnetic shield effect, effectively keep apart temperature controller 7 and portable power source 8's influence.

Claims (5)

1. A constant-temperature egg taking device comprises an egg taking needle, an operating handle, a guide tube and a storage test tube, wherein the operating handle is arranged at the end part of the egg taking needle and is connected with the guide tube, and the egg taking needle is communicated with the storage test tube by virtue of the guide tube; a negative pressure pipe is arranged on a rubber plug arranged on the storage test tube and is connected with a negative pressure source, and eggs are sucked out by utilizing negative pressure; the method is characterized in that: a heating layer is arranged outside the guide tube and the storage test tube, the heating main body of the heating layer is a graphene electric heating film, a heat conduction layer is compounded on the inner surface of the graphene electric heating film, a protection heat preservation layer is compounded on the outer surface of the graphene electric heating film, and a temperature sensor is arranged on the heating layer; the graphene electrothermal film and the temperature sensor are electrically connected with the temperature controller and powered by the mobile power supply.

2. A constant temperature egg retrieval device according to claim 1, wherein: the heating layer is of a sheet structure and is wrapped outside the guide tube and the storage test tube; nylon hasps are correspondingly sewn or compounded on the matching surfaces of the edges at the two sides of the heating layer, and the nylon hasps are wrapped in place and bonded into a whole.

3. A constant temperature egg retrieval device according to claim 1, wherein: the heating layer is of a tubular structure and is directly sleeved on the outer sides of the guide tube and the storage test tube.

4. A device for ovum retrieval at constant temperature according to claim 1, 2 or 3, wherein: the storage test tube is also provided with a containing container, the containing container is formed by stainless steel, a test tube cavity and a battery cavity are divided, and the mobile power supply and the temperature controller are simultaneously contained in the battery cavity.

5. A constant temperature ovum pickup device according to claim 4, wherein: the containing container is also provided with a rest frame for placing the ovum taking needle, and the rest frame is directly welded on the wall of the test tube cavity.

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