CN111685859A

CN111685859A - Fetal head tractor

Info

Publication number: CN111685859A
Application number: CN202010682797.3A
Authority: CN
Inventors: 王善容; 王兰兰; 江行芳
Original assignee: Dazhu County People's Hospital
Current assignee: Dazhu County People's Hospital
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2020-09-22

Abstract

The invention provides a fetal head tractor, and relates to the field of medical treatment. A fetal head tractor comprises a net cap, wherein an air bag is arranged on one side of the net cap, which is attached to the head of a human body, and the air bag is connected with an inflatable balloon through an air duct. The net-shaped cap structure can cover the head of the baby, the air bags at the edges of the net-shaped cap structure can be inflated, the net-shaped cap structure is placed on the fetal head when the fetal head is high and small in cesarean section, the inflated air bags are tightly attached to the scalp of the baby, and the fetal head is slightly pulled downwards by a doctor in cooperation with an assistant to assist the delivery of the fetal head.

Description

Fetal head tractor

Technical Field

The invention relates to the field of medical treatment, in particular to a fetal head tractor.

Background

At present, during the childbirth and the childbirth aid of gynaecology and obstetrics, fetal head suction needs to be adopted, and the smooth output of fetus is ensured through attracting fetal head, and the fetal head suction device in the past adopts the mode of direct negative pressure difference, attracts fetal head to the cooperation is pulled and is driven the fetus of helping childbirth.

The fetal head aspirator used in the medical treatment at present adopts single-point adsorption, is easy to cause the problems of scalp injury, edema, hematoma and the like of a newborn, and meanwhile, in long-term clinical practice, when a doctor inserts the fetal head aspirator into the vagina of a pregnant woman, because the aspirator head is greatly expanded, a knife edge on the vulvar tract of the pregnant woman is often cracked when the aspirator is used, so that the pregnant woman is secondarily injured to bring danger to the pregnant woman in the production process.

Disclosure of Invention

The invention aims to provide a fetal head tractor which can fix the head of an infant through a balloon and use a net cap to draw the fetal head to assist production.

The embodiment of the invention is realized by the following steps:

the embodiment of the application provides a fetal head tractor, including the net cap, one side of the human head of net cap laminating is provided with the gasbag, the gasbag has inflatable balloon through air duct connection.

In some embodiments of the invention, the air bag is disposed around an opening edge of the net cap.

In some embodiments of the invention, the balloon is ring-shaped.

In some embodiments of the present invention, the air duct further includes a bundling cylinder, a through hole is formed in the bundling cylinder, and the air duct is located in the through hole.

In some embodiments of the present invention, the net cap is woven by crossing a string, and an end of the net cap, which is far away from the end connected with the airbag, penetrates through the through hole of the bundling cylinder.

In some embodiments of the present invention, a tightening buckle is sleeved on a section of the net cap penetrating through the through hole.

In some embodiments of the present invention, a negative pressure tube is further disposed in the through hole, one end of the negative pressure tube extends into the net cap and is connected to a negative pressure suction cup, and the other end of the negative pressure tube is connected to a needle tube.

In some embodiments of the invention, the negative pressure suction cup is of an arc-shaped double-layer structure, the double-layer wall surfaces of the negative pressure suction cup are fixed through a plurality of support rods, a plurality of uniformly-distributed air holes are formed in one side wall surface, which is attached to the head of a human body, of the negative pressure suction cup, and the negative pressure pipe is communicated with the other side wall surface of the negative pressure suction cup.

In some embodiments of the invention, a silica gel ring is arranged on one side of the air holes, which is attached to the head of the human body.

In some embodiments of the present invention, the negative pressure suction cup is made of medical rubber.

Compared with the prior art, the embodiment of the invention has at least the following advantages or beneficial effects:

the embodiment provides a fetal head tractor, including the net cap, one side of the human head of net cap laminating is provided with the gasbag, and the gasbag is connected with inflatable balloon through the air duct. The net-shaped cap structure can cover the head of the baby, the air bags at the edges of the net-shaped cap structure can be inflated, the net-shaped cap structure is placed on the fetal head when the fetal head is high and small in cesarean section, the inflated air bags are tightly attached to the scalp of the baby, and the fetal head is slightly pulled downwards by a doctor in cooperation with an assistant to assist the delivery of the fetal head.

When in actual use, medical personnel press the inflatable balloon with the cladding of net cap one end at baby's child head after the cladding is accomplished, make the gasbag begin to slowly inflate, when the skin of gasbag laminating baby child head, once inflate at last, guarantee that the gasbag can prevent that the gasbag from aerifing excessively and causing the damage to baby child head skin simultaneously at the fixed baby child head of laminating.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic view of the overall structure of the retractor according to the embodiment of the present invention;

FIG. 2 is a schematic view of an assembly structure of the negative pressure suction cup, the negative pressure tube and the needle tube according to the embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view of a vacuum chuck according to an embodiment of the present invention;

fig. 4 is an enlarged partial schematic view at L of fig. 3.

Icon: 1-a net cap; 101-tightening the buckle; 2-air bag; 201-airway tube; 2011-inflated balloon; 3-a bundling cylinder; 4-a negative pressure pipe; 401-needle tube; 5-negative pressure suction cup; 501-supporting rods; 502-air holes; 5021-silica gel ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are usually placed in when used, the orientations or positional relationships are only used for convenience of describing the present invention and simplifying the description, but the terms do not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operate, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not require that the components be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present invention, "a plurality" represents at least 2.

In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Examples

Referring to fig. 1, fig. 1 is a schematic view of an overall structure of a retractor according to an embodiment of the invention.

The embodiment provides a fetal head tractor, including cap 1, one side of the human head of cap 1 laminating is provided with gasbag 2, and gasbag 2 is connected with inflatable balloon 2011 through air duct 201. The net-shaped cap structure can cover the head of the baby, the air bag 2 at the edge of the net-shaped cap structure can be inflated and is placed on the fetal head when the fetal head is high and small in cesarean section, the air bag 2 is inflated and then clings to the scalp of the baby, and the fetal head is slightly pulled downwards by a doctor under the cooperation of an assistant to assist the delivery of the fetal head.

The net cap 1 in this embodiment is formed by interweaving nylon elastic yarn and nylon rubber band core-spun yarn as raw materials on a weaving machine, and is cylindrical and latticed. Good elasticity, uniform pressure and good air permeability.

Chinlon, a known name of polyamide fiber, is a general name of polyamide fiber produced in China. Is internationally called nylon. High strength, high antiwear performance and high resilience, and may be used in spinning and blending to produce various kinds of clothing and knitwear. The main varieties are nylon 6 and nylon 66, and the physical properties of the nylon 6 and the nylon 66 are not much different. The moisture absorption and dyeing property of chinlon are better than those of terylene, and the chinlon is alkali-resistant but not acid-resistant, and the fiber strength of the chinlon can be reduced after long-term exposure to sunlight. The nylon has heat setting property, and can keep the bending deformation formed during heating. The long filament of nylon can be made into elastic cord by matching with rubber core, and the short filament can be blended with cotton and acrylic fibre to raise its strength and elasticity. The performance of the fiber has the advantages of high strength and good wear resistance, and the fiber is the first of all. Its wear resistance is 10 times that of cotton fiber, 10 times that of dry viscose fiber and 140 times that of wet viscose fiber. Therefore, the durability thereof is excellent. Elasticity and elasticity recovery of polyamide fibre DTY fabric are fabulous, even the gauze cap 1 that its inside parcel of using polyamide fibre stretch yarn has polyamide fibre rubber band covering yarn to make has certain elastic energy effectively attached child head, baby's child head size diverse uses and possesses elastic gauze cap 1 and can cooperate the baby of child head size difference to wear, guarantees that gauze cap 1 can effectively paste the clothes head, and its surface of polyamide fibre stretch yarn is soft simultaneously, can not cause the damage to the child head.

For gasbag 2 aerify the method of aerifing that adopts manual inflatable balloon 2011 in this embodiment, use manual inflatable method can avoid gasbag 2 to aerify excessively to cause the extrusion and then form the circumstances of pressing sore or edema to appear to the child head of baby, utilize inflatable balloon 2011 to carry out once press to aerify and can make medical personnel control the gassy dynamics, make gasbag 2 just attached and extrude the child head portion of baby a small amount, guarantee follow-up normal clear of pulling work, the one end that is located inflatable balloon 2011 at air duct 201 still is provided with the relief valve, make the controllable atmospheric pressure in the regulation gasbag 2 of medical personnel.

When in actual use, medical personnel press the inflatable balloon 2011 with the cladding of 1 one end of net cap at baby's child head, the cladding is accomplished, makes gasbag 2 begin to slowly inflate, when the skin of 2 laminating baby's child heads of gasbag, once inflates at last, guarantees that gasbag 2 can prevent that gasbag 2 from aerifing excessively to cause the damage to baby's child head skin simultaneously at the fixed baby's child head of laminating.

In some embodiments of the invention, as shown in fig. 1, the airbag 2 is disposed around the opening edge of the net cap 1. The opening border department of the child head portion of net cap 1 laminating baby sets up to gasbag 2, and the opening border of net cap 1 is connected with the top of gasbag 2, guarantees that gasbag 2 can effectively contradict with the child head of baby, improves the adhesion.

In the above-mentioned embodiment, the wall of the opening border laminating child head of net cap 1 is connected with the lateral wall of gasbag 2, guarantees that gasbag 2 can effectively contradict with baby's child head, improves the adhesion.

In some embodiments of the invention, as shown in FIG. 1, the balloon 2 is in the shape of a ring. Gasbag 2 adopts the annular setting to cup joint baby's child head in its central breach department, and make cup joint and baby's head that net cap 1 can be more convenient, when carrying out the assembly of net cap 1, can at first carry out a small amount of aerifys gasbag 2, make gasbag 2 shaping, the opening of net cap 1 is propped open this moment, be convenient for place baby's child head wherein, medical personnel make things convenient for more and adjust the corresponding mounted position of net cap 1 and baby's child head department, and then guarantee the security of using.

The gasbag 2 in the above-mentioned embodiment can adopt a plurality of endings arc gasbag 2 of through connection in proper order, a plurality of arc gasbags 2 form the ring form, adopt a plurality of through connection's arc gasbag 2 can reduce corresponding manufacturing cost, equally, when carrying out the assembly of net cap 1, can at first carry out a small amount of with gasbag 2 and aerify, make 2 shaping of gasbag, the opening of net cap 1 is propped open this moment, be convenient for place the fetal head of baby in wherein, medical personnel make things convenient for more and adjust the corresponding mounted position of net cap 1 and baby fetal head department, and then guarantee the security of using.

In some embodiments of the present invention, as shown in fig. 1, the present invention further includes a bundling barrel 3, a through hole is formed through the bundling barrel 3, and the air duct 201 is located in the through hole.

A section of thick bamboo 3 of gathering a bundle in this embodiment is cylindricly, and a section of thick bamboo 3 of gathering a bundle extends its axis direction and encircles its axle center and set up the through-hole of three through-going form, and the air duct 201 of connecting gasbag 2 is located first through-hole and fixes, and a section of thick bamboo 3 of gathering a bundle can be cut apart internal operation portion and external operation portion, and inflatable balloon 2011 is separated and external by a section of thick bamboo 3 of gathering a bundle, makes it can not contact the lying-in woman, and the bacterium among the wall external environment invades the lying-in woman internally, great improvement. Meanwhile, the bundling cylinder 3 is made of medical PP, and the bundling cylinder 3 made of medical PP can be subjected to sterilization treatment before and after use, so that the safety of the device is ensured, and the service life of the device is prolonged.

In some embodiments of the invention, as shown in fig. 1, the net cap 1 is woven by crossing thread ropes, and one end of the net cap 1 far away from the connecting airbag 2 penetrates through a through hole of the bundling cylinder 3.

The net cap 1 in the embodiment has certain elasticity, adopts the nylon elastic yarn and the nylon rubber band core-spun yarn as raw materials to be woven into a net shape, has lower manufacturing cost, meanwhile, the net cap is convenient for sterilization and can be put into use in mass production, the top of the net cap 1 is in an open shape, the net cap 1 comprises mutually vertical cords connected with the top of the air bag 2 and a plurality of sleeved annular cords in an annular shape for fixing all the vertical cords, the joint of the annular cords and the vertical cords is fixed by double-sided buckles made of PP, the tops of a plurality of cords connected with the air bag 2 are subjected to bundling treatment, meanwhile, one end of the bundling penetrates through the second through hole of the bundling barrel 3, each component penetrating through the bundling barrel 3 is separated from the through hole in different modes, so that the independent operability among the components can be guaranteed, and the condition that the operation is not smooth in the operation process of the device due to the fact that the components are wound is avoided.

When in actual use, when carrying out the baby guide, at first carry out gasbag 2 fixed with the cladding of net cap 1 on baby's fetal head simultaneously, the net cap 1 appears easily after this operation is accomplished and extends at external part, what medical personnel generally used when adjusting is the one end that control net cap 1 extends in vitro, the net cap 1 control point after the extension is elongated and is made medical personnel to reduce the position control controllability of baby's fetal head, utilize a bundling section of thick bamboo 3 to the baby move the messenger net cap 1 to one side of rising the head, and then make the control point of net cap 1 move to fetal head one side, increase medical personnel guide baby's control precision, bundling section of thick bamboo 3 can make net cap 1 shrink when removing simultaneously, make net cap 1 can laminate baby's fetal head more, make net cap 1 can be convenient for cooperate not unidimensional baby's fetal head to wrap.

In some embodiments of the invention, as shown in fig. 1, the net cap 1 is sleeved with a tightening buckle 101 through a section of the through hole. The joint has the knot of tightening 101 in one of the second through-hole that the one end of net cap 1 top through the processing of bundling passes a bunch of section of thick bamboo 3, it can guarantee that net cap 1 is when carrying out the operation to set up the knot of tightening 101, its end of bundling can not drop from the second through-hole, medical personnel are when carrying out regulation control position shrink net cap 1 simultaneously, can push forward the shrink knot to a bunch of section of thick bamboo 3 one end and make the end of bundling of net cap 1 put by the card can not appear removing, adopt this operation can make medical personnel break away from the constraint of both hands and carry out the position that the fetal head was adjusted to one hand, the consumption of manpower can reduce greatly, simultaneously can carry out other inspections or guide operation when the guide.

In some embodiments of the present invention, as shown in fig. 2, a negative pressure tube 4 is further disposed through the through hole, one end of the negative pressure tube 4 extends into the cap 1 and is connected to a negative pressure suction cup 5, and the other end of the negative pressure tube 4 is connected to a needle tube 401. A negative pressure pipe 4 is arranged in the third through hole of the beam collecting cylinder 3 in a penetrating way, the negative pressure pipe 4 is used for sucking and guiding air, the bottom of the negative pressure pipe 4 is connected with a negative pressure sucker 5, the negative pressure sucker 5 is jointed with the head raising part of the baby, so that the attaching attraction is convenient, the condition of insufficient suction caused by incomplete attaching can not occur, the top end of the negative pressure tube 4 is provided with a needle tube 401, the end part of the needle tube 401 is sleeved and connected with the inside of the tube body of the negative pressure tube 4 to realize sealing, in actual operation, the fetal head of a part of infants is larger or smaller, the situation of guiding unsmooth or guiding offset can occur only by adopting the net cap 1 for fixing and guiding, at the moment, the fetal head of the infant is attached by the negative pressure sucker 5, the head of the infant can be sucked by the negative pressure sucker 5 by using the needle tube 401 for air suction, and the position of the negative pressure sucker 5 is adjusted through the negative pressure pipe 4 so as to drive the position of the head of the baby to be adjusted.

This implement novel well needle tubing 401 of adopting manual formula replaces automatic negative pressure suction device can guarantee that negative sucker 5 adsorb when the operation can not appear that suction too big leads to negative sucker 5 to cause the damage to baby's fetal head and edema, hematoma scheduling problem, adopt needle tubing 401 to carry out the segment position and bleed and be convenient for medical personnel and adjust absorbent dynamics, guarantee the security, be provided with corresponding scale on needle tubing 401's the wall, make medical personnel can be better the absorptive dynamics of accuse, negative pressure tube 4 in this embodiment adopts medical PP to make, medical PP plastics has higher transparency, better separation nature and radioresistance, make it have extensive application in medical equipment and packaging industry. The Non-PVC material taking PP plastic as a main body is a substitute of the PVC material widely used at present. The PP plastic is colorless, tasteless and nontoxic, is safer to use on the device, is similar to polyethylene in appearance, is more transparent and lighter than polyethylene, and is low in use cost, the PP plastic is a semi-crystalline material, has high melting point and good heat resistance, can be sterilized at the temperature of more than 100 ℃, and can be sterilized for reuse after guide operation, so that the service life of the device is prolonged, the use cost is reduced, the needle tube 401 is also made of medical PP, and the needle tube 401 is a large-size needle tube 401, so that the needle tube 401 has a larger space for controlling the adsorption force.

In some embodiments of the present invention, as shown in fig. 2 to 4, the vacuum chuck 5 is an arc-shaped double-layer structure, the double-layer wall surfaces of the vacuum chuck 5 are fixed by a plurality of support rods 501, a plurality of air holes 502 uniformly distributed are formed on one side wall surface of the vacuum chuck 5, which is attached to the head of a human body, and the negative pressure tube 4 is connected to the other side wall surface of the vacuum chuck 5 in a penetrating manner. Negative pressure suction cup 5 adopts two-layer wall to carry out the structure, the border department of two-layer wall carries out sealing connection, wherein form hollow cavity, bracing piece 501 that adopts a plurality of medical PP to make between the two-layer wall struts two-layer wall, a connecting hole has been seted up to the wall at top, this connecting hole is used for cup jointing the port portion of negative pressure pipe 4 and realizes sealed fixed, when adopting needle tubing 401 to bleed, the condition of hugging closely can not appear in two-layer wall under bracing piece 501's effect, a plurality of bleeder vents 502 of bottom wall adsorb simultaneously, make negative pressure suction cup 5 can fix baby's fetal head, the diffusion of adsorption point can be guaranteed in the setting of a plurality of bleeder vents 502 simultaneously, single-point adsorption affinity leads to the fact the hematoma to baby's fetal head easily, adopt multiple spot to adsorb can reduce the adsorption pressure of same point, avoid causing the injury.

In some embodiments of the present invention, as shown in fig. 4, a silicone ring 5021 is disposed on one side of the air hole 502 attached to the head of the human body.

The air holes 502 of the invention are arranged in a circular truncated cone shape, which can increase the adsorption area, diffuse the adsorption force and prevent the problem that the small holes have too small adsorption area to the baby fetal head and are easy to cause hematoma, the edges of the circular truncated cone hole shape are all processed by rounding off, the large-caliber end of the circular truncated cone hole adsorbs towards the baby fetal head, and the end with large caliber is provided with the silica gel ring 5021, the silica gel is a high molecular medical material with excellent performance, is used as a medical artificial material, has lower cost and high practicability, is a stable inert substance, can resist high temperature, the sterilization can be realized, the arrangement of the silica gel ring 5021 can play a role in realizing the adsorption and buffering of the negative pressure sucker 5 and the fetal head of the baby, when the adsorption operation is carried out, the rubber ring deforms under stress and clings to the fetal head of the baby, so that the sealing effect can be achieved, and the problem that the adsorption damage is caused by overlarge adsorption force when the air holes 502 are in direct contact with the fetal head of the baby is avoided.

In some embodiments of the present invention, as shown in fig. 2 and 3, the vacuum chuck 5 is made of medical rubber. Medical rubber possesses certain compliance, can prevent that gauze cap 1 from putting into pregnant woman's vulva crossing department knife edge department wound and splitting, enables the pregnant woman safer in process of production, uses medical rubber safer also can carry out the clearance sterilization in earlier stage and later stage simultaneously, makes it can repetitious usage, reduces corresponding use cost.

In summary, embodiments of the present invention provide a fetal head retractor, which includes a net cap 1, a balloon 2 is disposed on one side of the net cap 1, which is attached to the head of a human body, and the balloon 2 is connected to an inflatable balloon 2011 through an airway tube 201. The net-shaped cap structure can cover the head of the baby, the air bag 2 at the edge of the net-shaped cap structure can be inflated and is placed on the fetal head when the fetal head is high and small in cesarean section, the air bag 2 is inflated and then clings to the scalp of the baby, and the fetal head is slightly pulled downwards by a doctor under the cooperation of an assistant to assist the delivery of the fetal head.

The inflatable balloon 2011 can be replaced by automatic inflation equipment, the needle tube 401 can be replaced by an automatic negative pressure suction tube device, medical staff can freely select and use according to the field situation, and the device has higher practicability.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The fetal head tractor is characterized by comprising a net cap, wherein an air bag is arranged on one side, attached to the head of a human body, of the net cap, and the air bag is connected with an inflatable balloon through an air guide tube.

2. The fetal head retractor of claim 1 wherein the bladder is disposed around the open edge of the cap.

3. The fetal head retractor of claim 2 wherein the bladder is ring shaped.

4. The fetal head tractor of claim 3, further comprising a bundling barrel, wherein a through hole is formed in the bundling barrel in a penetrating manner, and the air duct is located in the through hole.

5. The fetal head retractor of claim 4 wherein the cap is cross-woven from a string and the end of the cap distal from the balloon extends through the aperture of the collector drum.

6. The fetal head retractor of claim 5 wherein a tightening buckle is sleeved on a section of the net cap passing through the through hole.

7. The fetal head retractor according to claim 6, wherein a negative pressure tube is further arranged in the through hole in a penetrating manner, one end of the negative pressure tube extends into the net cap and is connected with a negative pressure sucking disc, and the other end of the negative pressure tube is connected with a needle tube.

8. The fetal head tractor according to claim 7, wherein the negative pressure sucker is of an arc-shaped double-layer structure, the double-layer wall surfaces of the negative pressure sucker are fixed through a plurality of support rods, a plurality of air holes which are uniformly distributed are formed in one side wall surface of the negative pressure sucker attached to the head of a human body, and the negative pressure tube is in through connection with the other side wall surface of the negative pressure sucker.

9. The fetal head tractor according to claim 8, wherein a silicone ring is arranged on one side of the air holes, which is attached to the head of the human body.

10. The fetal head retractor of claim 8 wherein the negative pressure suction cup is made of medical grade rubber.