CN109662763A - A kind of stages of labor advanced stage cesarean section fetal head drag hook instrument and application method - Google Patents
A kind of stages of labor advanced stage cesarean section fetal head drag hook instrument and application method Download PDFInfo
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- CN109662763A CN109662763A CN201910052219.9A CN201910052219A CN109662763A CN 109662763 A CN109662763 A CN 109662763A CN 201910052219 A CN201910052219 A CN 201910052219A CN 109662763 A CN109662763 A CN 109662763A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/42—Gynaecological or obstetrical instruments or methods
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Abstract
Fetal head drag hook is used in a kind of stages of labor advanced stage cesarean section, including hollow hemisphere drag hook, draw bar, draw bar handle, hollow hemisphere drag hook is connect by draw bar with draw bar handle, draw bar front end and lock connection, there are left side lock tongue guide groove, right side lock tongue guide groove and lock tongue bar guide groove on lock, the lock tongue of activity cooperation is provided in lock tongue bar guide groove, right side lock tongue, left side lock tongue are provided on lock tongue, right side lock tongue and side chain tongue guide groove cooperate, and left side lock tongue and left side lock tongue guide groove cooperate；It has been distributed through-hole on hollow hemisphere drag hook, high-temperature resistant rubber layer is compounded with inside hollow hemisphere drag hook scoop, high-temperature resistant rubber layer and through hole penetrate through.Equipment draw bar of the present invention, draw bar handle, hollow hemisphere drag hook, lock tongue etc. can be effectively reduced puerpera's Cesarean esction risk that the wounds such as uterine incision are torn when taking fetal head because the size relative arm of equipment is smaller instead of the arm of medical staff in this way.
Description
Technical field
The present invention relates to medical instrument correlative technology fields, and in particular to a kind of stages of labor advanced stage cesarean section fetal head hook pulling device
Tool and application method.
Background technique
Gynemetrics is one of big main subject of clinical medicine four, the main cause of disease for studying disease of female genital organs, pathology,
Diagnosis and prevention and treatment；The prevention and diagnosis and treatment of gestation, the physiology of childbirth and pathological change high risk pregnancy and difficult labour, female incretion, meter
Draw fertility and health care of women etc..The medicine bases such as modern molecular biology, oncology, science of heredity, reproductive endocrine student status immunology
The further investigation of plinth opinion and the progress of clinical medicine diagnosis and treatment detection technique, widen and have deepened the development of gynecotokology, to ensure
Body of women and healthy reproduction and the various obstetrical and gynecological diseases of prevention and treatment play an important role.
In puerpera's natural labor childbirth, the phenomenon that will appear some natural labors failure in stages of labor advanced stage, need to switch to immediately at this time
Broken palace produces art." taking head difficult " in stages of labor advanced stage cesarean section is clinical medicine a great problem.When stages of labor advanced stage Cesarean esction, medical care
In operator position, (operate position i.e.: medical staff faces puerpera, and left hand is in puerpera's cephalad direction, and the right hand is puerpera's at personnel station
Foot direction), the arm of medical staff, which needs to protrude into from abdomen and uterine incision in birth canal, at this time firmly retracts taking-up for fetus,
If taking fetal head with right arm, because violating, hand is suitable, and inconvenience operates, and the tearing of uterine incision is easily caused in force process, is gone out
Blood etc., it is serious or even will cause ureterodialysis, there is a great harm for puerpera；If general left hand is non-usual, relatively with left hand
It is difficult to exert oneself for the right hand, needs to consume the very big physical strength of medical staff；And arm is in puerpera's body, and medical staff is not yet
Just it firmly operates, fetus timely cannot smoothly take out, and be easy to cause the dangerous problems such as infant asphyxia.
Related data is consulted, the fetal head drag hook of the prior art is the key shape structure design with handle, can be referred to
Chinese patent 200820008800.8 and United States Patent (USP) US201213483257.
The angle of the fetal head drag hook of existing patented technology, spoon type position and draw bar is excessive, then is difficult smoothly to cut from uterus
Mouth is put into maternal uterine；The angle too small at spoon type position and draw bar, then be easy to slip, be not achieved and face when taking fetal head
Bed using effect.Spoon type position is when in conjunction with baby head, and because of the presence of the liquid such as amniotic fluid, drag hook is easy to slide when firmly drawing
It is de-；Spoon type position does not have Cushioning Design, and drag hook needs very big strength when drawing, baby head is be easy to cause to damage；Pull rod
It is straight, the tissue such as uterus muscle of puerpera cannot be avoided, especially encounters fat puerpera, stomach fat is more, is unfavorable for hand
The operation of art.
In order to solve the needs of puerpera's clinic childbirth, ad hoc meter the art of this patent product.
Summary of the invention
(1) the technical issues of solving
To solve the above-mentioned problems, the problem of background technique, the present invention provides a kind of stages of labor advanced stage cesarean section tires
Head drag hook instrument and application method, its object is to: convenient for assisting medical staff to take out fetus in stages of labor advanced stage cesarean section, subtract
Few maternal damage risk simultaneously can reduce fetal asphyxia risk.
(2) technical solution
To achieve the above object, the invention provides the following technical scheme:
Fetal head drag hook, including hollow hemisphere drag hook, draw bar, draw bar handle are used in a kind of stages of labor advanced stage cesarean section, it is hollow
Hemisphere drag hook is connect by draw bar with draw bar handle, which is characterized in that the draw bar front end and lock connect, on lock
There are left side lock tongue guide groove, right side lock tongue guide groove and lock tongue bar guide groove, activity cooperation is provided in lock tongue bar guide groove
Lock tongue is provided with right side lock tongue, left side lock tongue on lock tongue, and right side lock tongue and side chain tongue guide groove cooperate, left side lock tongue with
Left side lock tongue guide groove cooperates；Through-hole is distributed on hollow hemisphere drag hook, hollow hemisphere drag hook scoop inside is compound
There is high-temperature resistant rubber layer, high-temperature resistant rubber layer and through hole penetrate through.
As the preferred embodiment of previous step, the left side lock tongue guide groove, right side lock tongue guide groove are symmetrical lead to
Hole.
As the preferred embodiment of previous step, the lock tongue tail end of the hollow hemisphere drag hook and lock tongue is welded.
As the preferred embodiment of previous step, welded between the lock and draw bar by connecting plate.
As the preferred embodiment of previous step, the lock tongue end is connected with reinforcement block, and reinforcement block and right side lock tongue, left side are locked
Tongue welding.
As the preferred embodiment of previous step, the hollow hemisphere drag hook is spoon shape.
As the preferred embodiment of previous step, the left side lock tongue guide groove, right side lock tongue guide groove include promoting locking
Section, mobile rotation section, traction locking section, the right side lock tongue, left side lock tongue include the first auxiliary lock tongue, main lock tongue, second
Assist lock tongue.
As the preferred embodiment of previous step, the first auxiliary lock tongue is flexibly connected with locking section cooperation is promoted.
As the preferred embodiment of previous step, the first auxiliary lock tongue, the second auxiliary lock tongue also cooperate with traction locking section
It is flexibly connected.
A kind of stages of labor advanced stage cesarean section fetal head drag hook application method, which comprises the following steps:
1) in stages of labor advanced stage cesarean section, by the lock tongue level push-in lock rightmost side of this product, lock tongue and lock are realized
Straight direction, the substantially conllinear direction of lock, draw bar, hollow hemisphere drag hook, lock tongue, pushes draw bar handle drives hollow at this time
Hemisphere drag hook moves forward；The right hand is held with a firm grip draw bar handle, and the driving present invention is imported into birth canal from broken palace produce surviving of son palace incision；
2) it will cooperate on the inside of hollow hemisphere drag hook at the top of baby head, pull draw bar handle, lock tongue can be locked in the left side of lock
Tongue guide groove, right side lock tongue guide groove, lock tongue bar guide groove slot in move and rotate by a certain angle；When lock tongue and lock are formed
At 90 degree, pull draw bar handle that lock tongue is inserted into the locating slot of lock, hollow hemisphere when realizing pulling draw bar handle
Drag hook and draw bar form 90 degree of state；
3) draw bar handle firmly is caught, the incision slowly gradually firmly produced to broken palace pulls, until baby smoothly takes out；
4) it after fetal head takes out, by opposite program, splits and cleans the present invention.
(3) beneficial effect
It is following beneficial to effect the present invention provides, with fetal head drag hook and fetal head method is taken, having in a kind of stages of labor advanced stage cesarean section
Fruit:
1, equipment draw bar of the present invention, draw bar handle, hollow hemisphere drag hook, lock tongue etc. instead of medical staff arm, because
The size relative arm of equipment is smaller, can be effectively reduced puerpera's Cesarean esction wounds such as uterine incision at " taking fetal head " in this way
The risk of tearing.
2, equipment draw bar handle of the present invention is the cambered design slightly upwarped, meets baby in " taking fetal head " process and takes out
Approach, can smoothly " taking fetal head ", reduce with the scrapings of other bodily tissues, reduce infant asphyxia and other damage probabilities.
3, equipment hollow hemisphere drag hook of the present invention can be realized and draw bar is easily adjusted to 90 degree in puerpera's body and locks
It is optimal use angle, greatly improve equipment using effect.
4, the high-temperature resistant rubber inside hollow hemisphere drag hook of the present invention, to baby head when can effectively slow down " taking fetal head "
Damage；Distinctive via design can exclude the liquid of hollow hemisphere drag hook, and increasing friction force prevents fetal head from slipping, and improve
Operate one-time success rate.
5, equipment of the present invention is light and handy, structure is simple, designs without screw, connecting rod, gear, bearing, shaft etc., convenient for cleaning
Disinfection and processing and manufacturing.
Detailed description of the invention
Fig. 1 is block diagram of the present invention.
Fig. 2 is present invention lock main view.
Fig. 3 is present invention lock bottom view.
Fig. 4 is present invention lock left view.
Fig. 5 is present invention lock three-dimensional structure diagram.
Fig. 6 is present invention lock and traction handle combination diagram.
Fig. 7 is lock tongue expanded view of the present invention.
Fig. 8 is lock tongue main view of the present invention.
Fig. 9 is lock tongue three-dimensional structure diagram of the present invention.
Figure 10 is lock tongue of the present invention and hollow hemisphere drag hook combined front view.
Figure 11 is that lock tongue of the present invention and hollow hemisphere drag hook combine top view.
Figure 12 is that lock tongue of the present invention and hollow hemisphere drag hook combine A direction view.
Figure 13 is push structure schematic diagram of the present invention.
Figure 14 is adjustment structure schematic diagram of the present invention.
Figure 15 is rotational structure schematic diagram of the present invention.
Figure 16 is rotary positioning structure schematic diagram of the present invention.
Figure 17 is advanced state schematic diagram of the present invention.
Figure 18 is adjustment state schematic diagram of the present invention.
Figure 19 is rotating state diagram of the present invention.
Figure 20 is rotational positioning status diagram of the present invention.
Wherein, 1, connecting plate, 2, lock tongue bar guide groove, 3, left side lock tongue guide groove, 4, right side lock tongue guide groove, 10, lock
Button, 20, draw bar, 21, draw bar handle, 30, hollow hemisphere drag hook, 31, through-hole, 32, high-temperature resistant rubber, 33, propulsion locking
Section, 34, mobile rotation section, 35, traction locking section, 40, lock tongue, 41, lock tongue tail end, 42, right side lock tongue, 43, reinforcement block, 44,
Left side lock tongue, the 45, first auxiliary lock tongue, 46, main lock tongue, the 47, second auxiliary lock tongue.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment:
As shown in Figure 1,1 two sides of connecting plate are welded with lock 10, draw bar 20 respectively；The lock of hollow hemisphere drag hook 30 and lock tongue 40
The welding of tongue tail end.
As shown in Fig. 2, 10 welding of 1 side of connecting plate and lock；There are left side lock tongue guide groove 3, right side lock tongue on lock 10
Guide groove 4 and lock tongue bar guide groove 2, left side lock tongue guide groove 3, right side lock tongue guide groove 4 are symmetrical through-hole.
As shown in figure 3,10 welding of 1 side of connecting plate and lock；There is lock tongue bar guide groove 2 on lock 10.
As shown in Figure 4,5,10 welding of 1 side of connecting plate and lock；There are left side lock tongue guide groove 3, right side lock on lock 10
Tongue guide groove 4 and lock tongue bar guide groove 2, left side lock tongue guide groove 3, right side lock tongue guide groove 4 are symmetrical through-hole.
As shown in fig. 6,1 two sides of connecting plate are welded with lock 10, draw bar 20 respectively；There is left side lock tongue guiding on lock 10
Slot 3, right side lock tongue guide groove 4 and lock tongue bar guide groove 2, left side lock tongue guide groove 3, right side lock tongue guide groove 4 are symmetrical
Through-hole.
There is draw bar handle 21 in 20 tail portion of draw bar, has the impression of increasing friction force to design on draw bar handle 21, is convenient for
Medical staff holds with a firm grip firmly；Draw bar 20 and draw bar handle 21 have certain radian, i.e. 2 end of draw bar handle is slightly upwardly curved
Song meets the approach that baby takes out in " taking fetal head " process, while can avoid and other bodily tissues such as the uterus muscle of puerpera
There is scraping, convenient for taking out fetus operation.
As shown in fig. 7, lock tongue 40 is that integral material is made (dotted line is bending part on the way) by punching, bending, welding, rush
After sanction as shown: lock tongue 40 has lock tongue tail end 41, right side lock tongue 42, reinforcement block 43, left side lock tongue 44.
As shown in Figure 8,9, lock tongue 40 is made of integral material by punching, bending, welding.The right side after forming on lock tongue 40
Side chain tongue 42, reinforcement block 43, the gap welding between left side lock tongue 44 are filled up, and increase overall structural strength, while avoiding instrument
Disease carrying germ is kept when reuse in gap, the lock tongue tail end 41 of lock tongue 40 is welded with hollow hemisphere drag hook 30.
As shown in Figure 10,11, the lock tongue tail end 41 of hollow hemisphere drag hook 30 and lock tongue 40 is welded.On hollow hemisphere drag hook 30
It is distributed through-hole 31, the liquid such as discharge amniotic fluid when being easy to use；
High-temperature resistant rubber 32 is compounded with inside 30 scoop of hollow hemisphere drag hook, perforation is (same at high-temperature resistant rubber 32 and through-hole 31
Through-hole is distributed in sample), the liquid such as discharge amniotic fluid when being easy to use；32 surface of high-temperature resistant rubber is designed for Non-smooth surface, can increase resistance
Power and buffering reduce slippage and the damage problem to baby head when taking fetal head.High-temperature resistant rubber 32 can be with before and after use
Bear high-temperature sterilization requirement.
As shown in figure 12, be compounded with high-temperature resistant rubber 32 inside 30 scoop of hollow hemisphere drag hook, high-temperature resistant rubber 32 with
(through-hole is equally distributed with) is penetrated through at through-hole 31, the liquid such as discharge amniotic fluid when being easy to use；32 surface of high-temperature resistant rubber is non-light
Design is slided, resistance and buffering can be increased, reduce slippage and the damage problem to baby head when taking fetal head.High-temperature resistant rubber 32
High-temperature sterilization requirement can be born before and after use.
As shown in Figure 13,14,15,16, the lock tongue tail end 41 of hollow hemisphere drag hook 30 and lock tongue 40 is welded.Have on lock 10
Left side lock tongue guide groove 3, right side lock tongue guide groove 4 and lock tongue bar guide groove 2, left side lock tongue guide groove 3, right side lock tongue guide groove
4 be symmetrical through-hole.It is welded respectively with lock 10, draw bar 20 1 two sides of connecting plate；
Through-hole 31 is distributed on hollow hemisphere drag hook 30, the liquid such as discharge amniotic fluid when being easy to use；30 spoons of hollow hemisphere drag hook
It is compounded with high-temperature resistant rubber 32 inside sub- shape, (through-hole is equally distributed with) is penetrated through at high-temperature resistant rubber 32 and through-hole 31, convenient for making
The liquid such as amniotic fluid are discharged in used time；32 surface of high-temperature resistant rubber is designed for Non-smooth surface, can increase resistance and buffering, reduce when taking fetal head
Wait slippage and the damage problem to baby head.High-temperature resistant rubber 32 can bear high-temperature sterilization requirement before and after use.
Lock tongue 40 is made of integral material by punching, bending, welding.Right side lock tongue 42 after forming on lock tongue 40 plus
Gap welding between strong block 43, left side lock tongue 44 is filled up, seam when increasing overall structural strength, while instrument being avoided to reuse
Disease carrying germ is kept in gap, the lock tongue tail end 41 of lock tongue 40 is welded with hollow hemisphere drag hook 30；
Right side lock tongue 42, left side lock tongue 44 on lock tongue 40 can be parallel with lock 10 open side import, it is right side lock tongue 42, left
Side chain tongue 44 is corresponding in lock 10 left side lock tongue guide grooves 3, right side lock tongue guide groove 4；The horizontal push-in lock 10 of lock tongue 40 is most right
The when side, it can be achieved that straight direction of lock tongue 40 and lock 10, latches 10, draw bar 20, hollow hemisphere drag hook 30, lock tongue 40 at this time
Substantially conllinear direction pushes draw bar handle 21 that the forward movement of hollow hemisphere drag hook 30 can be driven；Lock tongue 40 can be in lock 10
Left side lock tongue guide groove 3, right side lock tongue guide groove 4, lock tongue bar guide groove 2 slot in move and rotate by a certain angle；Lock tongue
40 with lock 10 formed 90 degree when, pull draw bar handle 21 lock tongue 40 can be inserted into lock 10 locating slot in, realize
Hollow hemisphere drag hook 30 forms 90 degree of optimum state with draw bar 20 when pulling draw bar handle 21.
As shown in figure 17, the right side lock tongue 42 on lock tongue 40, left side lock tongue 44 can be led with 10 parallel open sides of lock
Enter, right side lock tongue 42, left side lock tongue 44 can correspond to lock 10 left side lock tongue guide groove 3, right side lock tongue guide groove 4 moves up
It is dynamic.40 level of lock tongue is pushed into when latching 10 rightmost sides propulsion locking section 33, it can be achieved that lock tongue 40 and the straight direction for latching 10,
10, draw bar 20, the substantially conllinear direction of lock tongue 40 are latched at this time, push draw bar 20 that the forward movement of lock tongue 40 can be driven.
As shown in Figure 18 and Figure 19, the right side lock tongue 42 on lock tongue 40, left side lock tongue 44 parallel can be opened with lock 10
Mouth side imports, and right side lock tongue 42, left side lock tongue 44 can correspond to left side lock tongue guide groove 3, right side lock tongue guide groove 4 in lock 10
Upper movement.
After lock tongue 40 is pushed into predetermined position, the fixed lock tongue 40 of left hand, the right hand pulls draw bar 20, and lock tongue 40 is in movement
It may be implemented to move horizontally in rotation section 34 and be rotated with 90 degree counterclockwise of contract direction.
As shown in figure 20, the right side lock tongue 42 on lock tongue 40, left side lock tongue 44 can be led with 10 parallel open sides of lock
Enter, right side lock tongue 42, left side lock tongue 44 can correspond to lock 10 left side lock tongue guide groove 3, right side lock tongue guide groove 4 moves up
It is dynamic.
The right hand pulls on draw bar 20, and lock tongue 40 can be inserted into lock 10 when drawing locking section 35 by lock tongue 40
Locating slot in it is fixed locked, hollow hemisphere drag hook 30 forms 90 degree of optimum state with draw bar 20 when realizing draw bar 20.
When dismantling, lock tongue 40 is moved to the right in traction locking section 35, rotates clockwise 90 in mobile rotation section 34
Degree, when finally promoting locking section 33 again, horizontal separation is can be realized in lock tongue 40 and lock 10.
Specific implementation process:
It is welded respectively with lock 10, draw bar 20 1 two sides of connecting plate；The lock tongue tail end 41 of hollow hemisphere drag hook 30 and lock tongue 40 welds
It connects.Lock tongue guide groove 3, right side lock tongue guide groove 4 and lock tongue bar guide groove 2 on the left of having on lock 10, left side lock tongue guide groove 3,
Right side lock tongue guide groove 4 is symmetrical through-hole.It is welded respectively with lock 10, draw bar 20 1 two sides of connecting plate；Hollow hemisphere
Through-hole 31 is distributed on drag hook 30, the liquid such as discharge amniotic fluid when being easy to use；It is compound inside 30 scoop of hollow hemisphere drag hook
There is high-temperature resistant rubber 32, penetrates through (through-hole is equally distributed with) at high-temperature resistant rubber 32 and through-hole 31, amniotic fluid is discharged when easy to use
Equal liquid；32 surface of high-temperature resistant rubber is designed for Non-smooth surface, can increase when resistance takes fetal head with buffering, reduction and slip and to baby
The damage problem on youngster head.High-temperature resistant rubber 32 can bear high-temperature sterilization requirement before and after use.
Lock tongue 40 is made of integral material by punching, bending, welding.Right side lock tongue 42 after forming on lock tongue 40 plus
Gap welding between strong block 43, left side lock tongue 44 is filled up, seam when increasing overall structural strength, while instrument being avoided to reuse
Disease carrying germ is kept in gap, the lock tongue tail end 41 of lock tongue 40 is welded with hollow hemisphere drag hook 30；
Right side lock tongue 42, left side lock tongue 44 on lock tongue 40 can be parallel with lock 10 open side import, it is right side lock tongue 42, left
Side chain tongue 44 is corresponding in lock 10 left side lock tongue guide grooves 3, right side lock tongue guide groove 4；The horizontal push-in lock 10 of lock tongue 40 is most right
The when side, it can be achieved that straight direction of lock tongue 40 and lock 10, latches 10, draw bar 20, hollow hemisphere drag hook 30, lock tongue 40 at this time
Substantially conllinear direction pushes draw bar handle 21 that the forward movement of hollow hemisphere drag hook 30 can be driven；Lock tongue 40 can be in lock 10
Left side lock tongue guide groove 3, right side lock tongue guide groove 4, lock tongue bar guide groove 2 slot in move and rotate by a certain angle；Lock tongue
40 with lock 10 formed 90 degree when, pull draw bar handle 21 lock tongue 40 can be inserted into lock 10 locating slot in, realize
Hollow hemisphere drag hook 30 forms 90 degree of optimum state with draw bar 20 when pulling draw bar handle 21.
Operating process is as follows:
1) in stages of labor advanced stage cesarean section, by 10 rightmost sides of the horizontal push-in lock of the lock tongue 40 of this product, it can be achieved that lock tongue 40
With the straight direction of lock 10,10, draw bar 20, hollow hemisphere drag hook 30, the substantially conllinear direction of lock tongue 40 are latched at this time, are pushed
The forward movement of hollow hemisphere drag hook 30 can be driven in draw bar handle 21；The right hand is held with a firm grip draw bar handle 21, drive this equipment from
Broken palace produce surviving of son palace incision is imported into birth canal with the left hand of medical staff.
2) medical staff cooperates 30 inside of hollow hemisphere drag hook at the top of baby head, pulls draw bar handle 21, lock tongue
40 can the left side lock tongue guide groove 3 of lock 10, right side lock tongue guide groove 4, lock tongue bar guide groove 2 slot in move and rotate one
Determine angle；When lock tongue 40 and lock 10 form 90 degree, pull draw bar handle 21 that lock tongue 40 can be inserted into lock 10
In locating slot, the optimum state of 90 degree of hollow hemisphere drag hook 30 and the formation of draw bar 20 when pulling draw bar handle 21 is realized.This
When medical staff's left arm can be withdrawn out of puerpera abdomen.
3) draw bar handle 21 firmly is caught, can also be firmly operated with both hands, the notch slowly gradually firmly produced to broken palace
Place pulls, until baby smoothly takes out.
4) after fetal head takes out, by opposite program, i.e. detachable equipment, cleaning is carried out.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. fetal head drag hook, including hollow hemisphere drag hook, draw bar, draw bar handle are used in a kind of stages of labor advanced stage cesarean section, it is empty
Heart hemisphere drag hook is connect by draw bar with draw bar handle, which is characterized in that the draw bar front end and lock connection, lock
On have left side lock tongue guide groove, right side lock tongue guide groove and lock tongue bar guide groove, be provided with movable cooperation in lock tongue bar guide groove
Lock tongue, right side lock tongue, left side lock tongue are provided on lock tongue, right side lock tongue and side chain tongue guide groove cooperate, left side lock tongue
It cooperates with left side lock tongue guide groove；Through-hole is distributed on hollow hemisphere drag hook, hollow hemisphere drag hook scoop inside is multiple
Conjunction has high-temperature resistant rubber layer, and high-temperature resistant rubber layer and through hole penetrate through.
2. using fetal head drag hook in a kind of stages of labor advanced stage cesarean section according to claim 1, it is characterised in that: the left side
Lock tongue guide groove, right side lock tongue guide groove are symmetrical through-hole.
3. using fetal head drag hook in a kind of stages of labor advanced stage cesarean section according to claim 1, it is characterised in that: described hollow
The welding of the lock tongue tail end of hemisphere drag hook and lock tongue.
4. using fetal head drag hook in a kind of stages of labor advanced stage cesarean section according to claim 1, it is characterised in that: the lock
It is welded between draw bar by connecting plate.
5. using fetal head drag hook in a kind of stages of labor advanced stage cesarean section according to claim 1 or 3, it is characterised in that: described
Lock tongue end is connected with reinforcement block, and reinforcement block and right side lock tongue, left side lock tongue weld.
6. using fetal head drag hook in a kind of stages of labor advanced stage cesarean section according to claim 1 or 3, it is characterised in that: described
Hollow hemisphere drag hook is spoon shape.
7. using fetal head drag hook in a kind of stages of labor advanced stage cesarean section according to claim 2, it is characterised in that: the left side
Lock tongue guide groove, right side lock tongue guide groove include promoting locking section, mobile rotation section, traction locking section, the right side lock tongue,
Left side lock tongue includes the first auxiliary lock tongue, main lock tongue, the second auxiliary lock tongue.
8. using fetal head drag hook in a kind of stages of labor advanced stage cesarean section according to claim 7, it is characterised in that: described first
Auxiliary lock tongue is flexibly connected with locking section cooperation is promoted.
9. using fetal head drag hook in a kind of stages of labor advanced stage cesarean section according to claim 7, it is characterised in that: described first
Auxiliary lock tongue, the second auxiliary lock tongue are also flexibly connected with traction locking section cooperation.
10. using fetal head drag hook in a kind of stages of labor advanced stage cesarean section according to claim 1, it is characterised in that: a kind of production
Journey advanced stage cesarean section fetal head drag hook application method, which comprises the following steps:
1) in stages of labor advanced stage cesarean section, by the lock tongue level push-in lock rightmost side of this product, lock tongue and lock are realized
Straight direction, the substantially conllinear direction of lock, draw bar, hollow hemisphere drag hook, lock tongue, pushes draw bar handle drives hollow at this time
Hemisphere drag hook moves forward；The right hand is held with a firm grip draw bar handle, and the driving present invention is imported into birth canal from broken palace produce surviving of son palace incision；
2) it will cooperate on the inside of hollow hemisphere drag hook at the top of baby head, pull draw bar handle, lock tongue can be locked in the left side of lock
Tongue guide groove, right side lock tongue guide groove, lock tongue bar guide groove slot in move and rotate by a certain angle；When lock tongue and lock are formed
At 90 degree, pull draw bar handle that lock tongue is inserted into the locating slot of lock, hollow hemisphere when realizing pulling draw bar handle
Drag hook and draw bar form 90 degree of state；
3) draw bar handle firmly is caught, the incision slowly gradually firmly produced to broken palace pulls, until baby smoothly takes out；
4) it after fetal head takes out, by opposite program, splits and cleans the present invention.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910052219.9A CN109662763A (en) | 2019-01-21 | 2019-01-21 | A kind of stages of labor advanced stage cesarean section fetal head drag hook instrument and application method |
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| CN201910052219.9A CN109662763A (en) | 2019-01-21 | 2019-01-21 | A kind of stages of labor advanced stage cesarean section fetal head drag hook instrument and application method |
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| CN109662763A true CN109662763A (en) | 2019-04-23 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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