CN109620373B - Uterus gripping part for uterus lifting device and uterus lifting device adopting same - Google Patents
Uterus gripping part for uterus lifting device and uterus lifting device adopting same Download PDFInfo
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- CN109620373B CN109620373B CN201910126931.9A CN201910126931A CN109620373B CN 109620373 B CN109620373 B CN 109620373B CN 201910126931 A CN201910126931 A CN 201910126931A CN 109620373 B CN109620373 B CN 109620373B
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- 210000004291 uterus Anatomy 0.000 title claims abstract description 110
- 238000003825 pressing Methods 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 9
- 230000008569 process Effects 0.000 claims abstract description 9
- 230000008859 change Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 206010040007 Sense of oppression Diseases 0.000 claims 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 239000008280 blood Substances 0.000 abstract description 12
- 210000004369 blood Anatomy 0.000 abstract description 12
- 238000001125 extrusion Methods 0.000 abstract description 12
- 208000015181 infectious disease Diseases 0.000 abstract description 10
- 230000036285 pathological change Effects 0.000 abstract description 9
- 231100000915 pathological change Toxicity 0.000 abstract description 9
- 210000000683 abdominal cavity Anatomy 0.000 description 10
- 230000009471 action Effects 0.000 description 5
- 210000003679 cervix uteri Anatomy 0.000 description 4
- 238000009802 hysterectomy Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000009804 total hysterectomy Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000003902 lesion Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000002271 resection Methods 0.000 description 2
- 206010061535 Ovarian neoplasm Diseases 0.000 description 1
- 206010046798 Uterine leiomyoma Diseases 0.000 description 1
- 230000003187 abdominal effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000003211 malignant effect Effects 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 231100000241 scar Toxicity 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 210000001215 vagina Anatomy 0.000 description 1
- 210000001835 viscera Anatomy 0.000 description 1
Classifications
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
-
- 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
- A61B2017/4216—Operations on uterus, e.g. endometrium
Abstract
The invention belongs to the technical field of medical appliances, and particularly relates to a uterine manipulator for a uterine manipulator and the uterine manipulator adopting the same, wherein the uterine manipulator comprises a plurality of gripping arms, the gripping arms are provided with gripping ends which are used for being matched with the inner wall of a uterus, each gripping arm is matched with the inner wall of the uterus in a relatively movable mode, so that the uterine manipulator has a folding state and an unfolding state, the pressing ends of the gripping arms move in the direction away from each other in the process of changing the folding state to the unfolding state of the uterine manipulator, at least one gripping state exists in the uterine manipulator, and when the uterine manipulator is in the gripping state, the gripping ends of the gripping arms are jointed with the inner wall of the uterus. The uterus gripping member of this application has avoided the large tracts of land extrusion to the uterine wall, so, has reduced the risk that intrauterine blood was extruded into surrounding tissue by a wide margin, and then reduces the risk of pathological change of surrounding tissue and infection by a wide margin.
Description
Technical Field
The invention belongs to the technical field of medical appliances, and particularly relates to a uterine gripping member for a uterine manipulator and the uterine manipulator adopting the gripping member.
Background
The total hysterectomy is an operation mode widely applied to obstetrics and gynecology treatment, and can be used for treating hysteromyoma, uterine ovarian tumor and the like, and the traditional mode is to cut the abdominal cavity of a patient to perform total hysterectomy, so that although the total hysterectomy can be realized, the operation mode is gradually eliminated due to the defects of large wound area, long healing time, high operation cost and the like, and instead, the operation mode is the laparoscopic hysterectomy which is widely applied at present.
The laparoscopic hysterectomy has the greatest advantages of small wound area, less interference to the abdominal viscera, small damage and quick recovery, can keep the stability of the environment in the body, and has no obvious scar. However, the operation space is limited to be small, so that in order to ensure the smoothness of the operation process and reduce the operation risk, the position of the uterus needs to be adjusted before the uterus is resected, so that the uterus is positioned at a position convenient for operation, and the uterus which is adjusted in place needs to be fixed, so that the risks of uterine displacement and the like in the operation process are avoided.
Currently, for fixing the position of the uterus, a uterine manipulator is generally adopted, the uterine manipulator generally comprises a rod-shaped or soft saccular pressing part and a control rod connected with the pressing part, the pressing part extends into the uterus from the vagina of a patient during operation, and an operator or a nurse operates the pressing part through the control rod to enable the pressing part to press the interior of the uterus of the patient, and then the position of the uterus is adjusted and fixed.
Although the above-mentioned manner can realize the adjustment to the uterine position, can also satisfy to a certain extent to the fixed uterus, in actual operation, the inventor found that there are serious drawbacks in current uterine lifting devices, specifically as follows:
in the current uterine manipulator, no matter the adjustment of the uterine position or the fixation of the uterine position, the pressing part of the uterine manipulator is required to press the uterine wall, and the pressing degree also determines whether the uterine manipulator can reliably fix the uterus and adjust the uterine position, so that in the current use of the uterine manipulator, a larger pressing force is required to be used to ensure the pressing part to press the uterine wall, thereby realizing the adjustment and fixation of the uterine position, and in further intensive research, the inventor finds that the large-area large-force pressing is carried out on the uterus, which also causes serious problems, and the invention particularly comprises the following steps: when the uterine wall is subjected to the above-mentioned compression forces, the internal blood is squeezed out of the uterus into the tissue connected to the uterus, and when malignant pathological tissue such as malignant tumor exists in the uterus, the operation mode is that the uterus is resected after operation, but other tissues are at great risk of infection and pathological change.
Disclosure of Invention
The invention aims at: aiming at the defect that the existing uterine manipulator structure has the defects of compressing uterus to cause blood in the uterus to flow into other tissues to cause pollution and lesion risk of the other tissues, the uterine manipulator structure is provided, which can reduce the compression to the uterus and further reduce the infection and lesion risk of the tissues around the uterus.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
a uterine gripping member for a uterine manipulator comprises a plurality of gripping arms having gripping ends for engaging an inner wall of a uterus, each of the gripping arms being relatively movably engaged to provide the uterine gripping member with a collapsed configuration and an expanded configuration,
in the process of changing the folding state to the unfolding state of the uterine gripping part, the pressing ends of the gripping arms move in the directions away from each other, at least one gripping state exists in the uterine gripping part, and when the uterine gripping part is in the gripping state, the gripping ends of the gripping arms are attached to the inner wall of the uterus.
The utility model provides a uterus gripping member, when using, it cooperatees with other components of lifting the palace ware, under the receipts state, is stretched into uterus, then expands, makes the gripping end of each gripping arm laminate with the uterus inner wall in a plurality of local positions to realize gripping member to the uterus, avoided the large tracts of land extrusion to the uterus wall through such a mode, so, the reduction by a wide margin intrauterine blood is pressed into the risk of surrounding tissue, and then reduces the risk of tissue pathological change and infection around the uterus by a wide margin.
Preferably, the uterine gripping member is sized to ensure that it extends from the dilated cervix into the uterus in the collapsed state.
Preferably, the gripping arm is an elongate rod.
Preferably, the length of each of the gripping arms is equal.
Preferably, the number of the gripping arms is at least three.
Preferably, the gripping arms are uniformly distributed along the circumferential direction, and the movement track of each gripping end or the projection of the movement track is located in the radial direction of the circumference in the process of changing the uterine gripping member from the folded state to the unfolded state.
Preferably, the uterine gripping member further comprises a connector, and the gripping arm is rotatably arranged on the connector.
Preferably, the connecting piece is further provided with an elastic device, and the elastic device is used for applying elastic force to the gripping arm so that the uterine gripping member has a trend of keeping the folded state or keeping the unfolded state.
Preferably, the gripping end is further provided with a uterine wall occlusion end, the uterine wall occlusion end comprises an end body, the end body is provided with a mounting part and an occlusion part, the mounting part is used for being connected with the gripping end, and the occlusion part is used for occluding the inner wall of the uterus so as to fix the relative positions of the end body and the uterine wall.
Preferably, the uterine wall occlusion end is detachably connected with the gripping end.
As a preferred embodiment, the recess is provided in the tip body.
Further preferably, the groove is a V-shaped groove.
Further preferably, the end body at the edge of the groove is a sharp corner.
As another preferable mode, the engaging portion is an openable engaging tooth provided on the tip body.
As another preferred aspect, the engagement portions are a plurality of sharp protrusions arranged on the tip body.
Further preferably, the height of the sharp projection facing away from the tip body is less than the uterine wall thickness.
It is further preferred that the height of the sharp projection facing away from the tip body is less than 2/3 of the uterine wall thickness.
Preferably, the end body gradually presses the inner wall of the uterus during the process of changing from the folding state to the unfolding state of the uterus gripping part,
the sharp end of the sharp protrusion is bent in a direction away from the pressing direction of the end body.
As a preferable scheme, one end of the end head body facing the inner wall of the uterus is an outwards convex cambered surface, and the sharp protrusions are distributed on the cambered surface.
As another preferable mode, one end of the tip body facing the inner wall of the uterus extends in the direction along the occlusion track to form a strip-shaped part, and the sharp protrusion is arranged on one side of the strip-shaped part facing the wall of the uterus.
The application also discloses a uterine manipulator adopting the uterine wall occlusion end head,
the uterine manipulator comprises a control part and the uterine gripping part, wherein the uterine gripping part is connected with the control part, and the control part is used for placing the uterine gripping part in the uterus of a patient and controlling the action of each gripping arm so that the uterine gripping part acts from a folded state to an unfolded state.
According to the uterine manipulator, the uterine gripping part is adopted, so that the extrusion area of the uterine manipulator to the uterine wall is greatly reduced in uterine resection operation, the risk that intrauterine blood is extruded into surrounding tissues is greatly reduced, and the risk of pathological changes and infection of the surrounding tissues is greatly reduced.
Preferably, the uterine gripping member is detachably connected to the control member.
In summary, due to the adoption of the technical scheme, the beneficial effects of the application are as follows:
when the uterus gripping member is used, the uterus gripping member is matched with other components of the uterus lifting device, is stretched into uterus in a folded state, and is unfolded, so that the gripping ends of the gripping arms are attached to the inner wall of the uterus at a plurality of local positions, the uterus gripping member is used for gripping the uterus, and large-area extrusion of the uterus wall is avoided, so that the risk that intrauterine blood is extruded into surrounding tissues is greatly reduced, and the risk of pathological changes and infection of the surrounding tissues of the uterus is greatly reduced;
according to the uterine manipulator, the uterine gripping part is adopted, so that the extrusion area of the uterine manipulator to the uterine wall is greatly reduced in uterine resection operation, the risk that intrauterine blood is extruded into surrounding tissues is greatly reduced, and the risk of pathological changes and infection of the surrounding tissues is greatly reduced.
Drawings
FIG. 1 is a partial schematic view of a uterine manipulator;
FIG. 2 is a schematic view of the structure of one embodiment of a uterine wall occlusion tip;
FIG. 3 is a schematic view of one embodiment of a uterine wall occlusion tip
FIG. 4 is a schematic view of the structure of one embodiment of a uterine wall occlusion tip;
FIG. 5 is a schematic view of the structure of one embodiment of a uterine wall occlusion tip;
FIG. 6 is a schematic view of a partial cross-sectional configuration of the engagement of the connector with the gripping arm;
figure 7 is a schematic view in partial cross-section of the control member mated with the gripping member,
the marks in the figure: a-uterine wall occlusion end, 1-end body, 2-mounting part, 3-occlusion part, 4-control part, 5-grasping arm, 6-grasping end, 7-connecting piece, 8-elastic device.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Example 1, as shown in fig. 1-7:
a uterine gripping member for a uterine manipulator comprises a plurality of gripping arms 5, wherein the gripping arms 5 are provided with gripping ends 6 for being matched with the inner wall of the uterus, each gripping arm 5 is matched with the uterine manipulator in a relatively movable way, so that the uterine gripping member has a folding state and a unfolding state,
in the process of changing the uterine gripping members from the collapsed state to the expanded state, the pressing ends of the gripping arms 5 move away from each other, at least one gripping state exists in the uterine gripping members, and when the uterine gripping members are in the gripping state, the gripping ends 6 of the gripping arms 5 are attached to the inner wall of the uterus.
The utility model provides a uterus gripping member, when using, it cooperatees with other components of lifting the palace ware, is stretched into the uterus under the receipts and closes the state, then expands, makes each gripping arm 5 grasp end 6 in a plurality of local positions and the laminating of uterus inner wall to realize gripping member to the uterus, avoided the large tracts of land extrusion to the uterus wall through such a mode, so, the reduction by a wide margin intrauterine blood is pressed into the risk of surrounding tissue, and then reduced the risk of pathological change of uterus surrounding tissue and infection by a wide margin.
In a preferred embodiment, the uterine gripping member is dimensioned to extend from the dilated cervix into the uterus in the collapsed state. In this way, the gripping member is conveniently placed into the uterus.
As a preferred embodiment, the gripping arms 5 are elongate bars. The grabbing arm 5 is arranged as an elongated rod, so that the small overall dimension in the folded state can be ensured, the grabbing arm is convenient to extend into the uterus, and the contact area between the grabbing arm 5 and the uterine wall is further reduced, so that large-area extrusion on the uterine wall is further avoided.
As a preferred embodiment, the length of each of the gripping arms 5 is equal.
As a preferred embodiment, the number of the gripping arms 5 is at least three. In this way, the uterine wall is gripped in at least three positions, thus ensuring a reliable grip on the uterus.
As a preferred embodiment, the gripping arms 5 are uniformly distributed along the circumferential direction, and the movement track or projection of the movement track of each gripping end 6 is located in the radial direction of the circumference during the process of changing the uterine gripping member from the folded state to the unfolded state. In this way, a gripping force is uniformly applied to the uterine wall in the circumferential direction, and thus, the reliability of the gripping of the uterus by the gripping member is further ensured.
As a preferred embodiment, the uterine gripping member further comprises a connecting piece 7, the gripping arm 5 being rotatably arranged on the connecting piece 7. The connecting piece 7 is arranged, so that the grabbing arms 5 can be conveniently assembled and disassembled.
As a preferred embodiment, as shown in fig. 7, the connecting piece 7 is further provided with an elastic device 8, the elastic device 8 is used for applying elastic force to the gripping arm 5, so that the uterine gripping member has a trend of keeping the folding state or keeping the unfolding state, in the figure, taking the trend of keeping the uterine gripping member in the unfolding state as an example, by means of such a manner, the folding and unfolding manner of the gripping member can be simplified, and the structure of the corresponding control member 4 can be simplified, for example, when the control member 4 gradually withdraws from the control of the gripping arm 5, the gripping arm 5 gradually unfolds under the elastic action of the elastic device 8, and gradually grips the uterine wall, so that the control manner is simple and efficient, and the control member 4 has a simple structure, and reduces the manufacturing difficulty and the manufacturing cost.
As a preferred embodiment, the gripping end 6 is further provided with a uterine wall occlusion end a, the uterine wall occlusion end a comprises an end body 1, the end body 1 is provided with a mounting part 2 and an occlusion part 3, the mounting part 2 is used for being connected with the gripping end 6, and the occlusion part 3 is used for occluding the uterine inner wall so as to fix the relative position of the end body 1 and the uterine wall.
In the present embodiment, the provided uterine wall engagement tip a engages the uterine inner wall through the engagement portion 3 of the uterine wall engagement tip a during use, and further the action of the uterine manipulator on the pair Gong Nabi is realized, that is, when the uterine manipulator performs position adjustment or position fixation on the uterus, the uterine manipulator is engaged with the uterine inner wall through the engagement portion 3 of the engagement tip a, and the uterine manipulator position adjustment or fixation is realized, so that the pressure exerted on the uterine wall by the gripping arm 5 can be greatly reduced, on the one hand, the energy of inflow of intrauterine blood into surrounding tissues can be further reduced, on the other hand, the strength requirement on the gripping arm 5 can be reduced, and further the gripping arm 5 with smaller cross-sectional area can be adopted, so that the size of the gripping member in the further collapsed state can be greatly reduced;
further, by adopting the occlusion end A of the uterine wall in the embodiment, compared with the traditional uterine lifter, the large-area extrusion is avoided by occluding the local position of the uterine inner wall, so that the risk that the intrauterine blood is extruded into surrounding tissues is greatly reduced, and the risk of pathological changes and infection of the surrounding tissues of the uterus is greatly reduced; on the other hand, the traditional uterine lifting device is used for adjusting the position of the uterus or fixing the position of the uterus in an extrusion mode, when the uterus is cut off from the cervical position, the uterus and the uterine lifting device are extremely easy to slide and deflect relatively due to the loss of the support of the cervical position, and even fall into the abdominal cavity of a patient in severe cases, and tissue fluid in the uterus flows into the abdominal cavity to cause abdominal cavity pollution.
In the present embodiment, compared with the traditional uterine manipulator which is only extruded, the occlusion of the occlusion part 3 on the inner wall of the uterus is more stable, when the uterus Gong Qie is cut off from the cervical position, the occlusion part 3 will not slide relative to the uterus in an occlusion manner, thus realizing the reliable fixation of the uterine manipulator on the uterus, avoiding the risk of the uterus falling into the abdominal cavity and the abdominal cavity pollution caused by the tissue fluid in the uterus, so the scheme of the present embodiment greatly improves the operation safety;
on the other hand, for the traditional uterine manipulator, as the uterine manipulator is matched with the uterine wall in an extrusion mode, when the uterus is fixed after the uterine position is adjusted in place, a certain forward thrust is needed to be applied to the uterus, so that the uterus is in a pushed and extruded state, the fixation of the uterus is realized, the risk of blood in the uterus flowing into other tissues is further increased by adopting the mode, and a certain forward thrust is needed to be applied to the manipulator Gong Qishi, and the requirement on the outer wall support of the manipulator is higher, so that the external assembly of the manipulator is complex, and the manipulator has higher working strength when manually holding and pressing; more seriously, under the pushing action, when the uterus is cut off from the cervix, the uterus lifter pushes the uterus forward at the moment, so that on one hand, the surrounding tissues are possibly damaged, and on the other hand, the risk that the uterus falls into the abdominal cavity or the intrauterine tissue flows into the abdominal cavity is also increased;
the occlusion mode of the occlusion end A of the uterine wall of the embodiment is adopted, and the uterus can be fixed by adopting the occlusion mode, so that the uterus is not required to be fixed by applying pushing pressure, the requirement on pushing force to the uterus can be greatly reduced or even avoided, the extrusion to the uterine wall is further reduced, the requirement on an external operator or a device of the uterine lifter is also reduced, the working intensity of medical staff is greatly reduced, and the equipment cost is also reduced; on the other hand, the risk that the uterus is cut off from the cervix and the uterus moves forward due to thrust is avoided, the risk that the uterus falls into the abdominal cavity or intrauterine tissue fluid flows into the abdominal cavity is further reduced, and the operation safety is greatly improved.
As a preferred embodiment, as shown in fig. 6, the uterine wall occlusion end a and the gripping end 6 are detachably connected, and the detachable connection is the cooperation of the opening chute and the protrusion as shown in the drawing, and can also be any other detachable mode, so long as the connection and the detachment are required. In the uterine manipulator scheme of this application, uterine wall interlock end A is wearing and tearing member easily, so be detachable connection between uterine wall interlock end A and the end of grabbing 6, change uterine wall interlock end A that can be convenient avoids whole uterine manipulator's change, so, further reduced use cost, reduction patient's medical cost burden.
As a preferred embodiment, further, as shown in fig. 2, the engagement portion 3 is a groove provided on the tip body 1. The occlusion part 3 is provided with a groove, and when in use, a certain pressure is applied to the occlusion end A, so that part of the inner wall of the uterus is embedded into the groove, and occlusion of the uterine wall is realized.
Further preferably, the groove is a V-shaped groove.
Further preferably, the end body 1 at the edge of the groove is a sharp corner. The sharp angle is formed at the position, and the sharp angle can be penetrated into the uterine wall, so that the stability and the reliability of the occlusion end A for occluding the uterine wall are further improved.
As another embodiment, as shown in fig. 3, the engaging portion 3 is an openable and closable engaging tooth provided on the tip body 1. By adopting the mode, the opening and closing of the occluding teeth can be conveniently controlled, so that the occluding uterine wall can be controlled or loosened.
As another embodiment, as shown in fig. 4 and 5, the engagement portions 3 are sharp protrusions arranged on the tip body 1. In this embodiment, by providing sharp projections, when the occlusion tip a presses against the uterine wall, these sharp projections penetrate into the uterine wall, thereby achieving a secure connection with the uterus.
It is further preferred that the height of the sharp projection facing away from the tip body 1 is less than the uterine wall thickness.
It is further preferred that the height of the sharp projection facing away from the tip body 1 is less than 2/3 of the uterine wall thickness. In this way, the sharp protrusions are prevented from piercing the uterine wall and increasing the risk of surgery.
As a preferred embodiment, on the basis of the above-mentioned scheme, further, the tip body 1 has a bite track, when the tip body 1 moves along the bite track, the tip body 1 gradually presses the inner wall of the uterus, and the sharp end of the sharp protrusion is bent toward the pressing direction facing away from the tip body 1. In this embodiment, through setting up sharp-pointed protruding into crooked form, avoid the end to move towards the opposite direction of interlock orbit, sharp-pointed protruding breaks away from the uterine wall, so, further improved with interlock portion 3 and the reliability of the occlusion between the uterine wall, when needs were explained, this application lifts palace ware is to the hysterectomy operation, so, in lifting palace ware operation, even there is the action such as interlock, puncture to the uterine wall, also can not bring adverse effect to the operation result.
As a preferred embodiment, as shown in fig. 4 and 5, the end of the tip body 1 facing the inner wall of the uterus is a convex arc surface, and the sharp protrusions are distributed on the arc surface.
As another preferred embodiment, as shown in fig. 5, the end of the tip body 1 facing the inner wall of the uterus is extended in the direction along the bite track to form a strip portion, and the sharp protrusion is disposed on the side of the strip portion facing the wall of the uterus.
Example 2, as shown in figures 1-7,
a uterine manipulator comprising a control member 4 and the uterine gripping members of embodiment 1, said uterine gripping members being connected to said control member 4, said control member 4 being adapted to place said uterine gripping members in the uterus of a patient and to control the movement of the respective gripping arms 5 such that said uterine gripping members move from a collapsed state to an expanded state.
The uterine manipulator of the embodiment adopts the uterine gripping part, so that the extrusion area of the uterine manipulator to the uterine wall is greatly reduced in the hysterectomy operation, the risk that intrauterine blood is extruded into surrounding tissues is greatly reduced, and the risk of pathological changes and infection of the surrounding tissues is greatly reduced.
As a preferred embodiment, the uterine gripping member is detachably connected to the control member 4. Through the arrangement, the uterus gripping part can be conveniently replaced, and the use cost is further reduced.
The above embodiments are only for illustrating the present invention and not for limiting the technical solutions described in the present invention, and although the present invention has been described in detail in the present specification with reference to the above embodiments, the present invention is not limited to the above specific embodiments, and thus any modifications or equivalent substitutions are made to the present invention; all technical solutions and modifications thereof that do not depart from the spirit and scope of the invention are intended to be covered by the scope of the appended claims.
Claims (10)
1. The uterus gripping component for the uterine manipulator is characterized by comprising a plurality of gripping arms, wherein the gripping arms are provided with gripping ends which are used for being matched with the inner wall of the uterus, each gripping arm is in relatively movable fit, so that the uterus gripping component is provided with a folding state and a unfolding state, the pressing ends of the gripping arms move in the direction away from each other in the process of changing from the folding state to the unfolding state, and at least one gripping state exists in the uterus gripping component, and when the uterus gripping component is in the gripping state, the gripping ends of the gripping arms are attached to the inner wall of the uterus;
still be provided with uterine wall interlock end on the gripping, uterine wall interlock end includes interlock portion, and the oppression end of each gripping arm is moved to the direction that keeps away from each other makes uterine gripping part is when holding the state, interlock portion is used for keeping away from each other towards the oppression end and articulates uterine inner wall, in order to realize the fixed of end body and uterine wall relative position, reduces the pressure that the gripping arm applyed the uterine wall by a wide margin to can reduce the intensity requirement to the gripping arm, and then can adopt the gripping arm of sectional area littleer, reduce the size of gripping part under the receipts closing state.
2. The uterine gripping member of claim 1, wherein the gripping arm is an elongate rod.
3. The uterine gripping member of claim 1, wherein the length of each of the gripping arms is equal.
4. A uterine gripping member according to any of claims 1-3, characterized in that the gripping arms are at least three.
5. A uterine gripping member according to any of claims 1-3, characterized in that the gripping arms are evenly distributed in the circumferential direction, and that the movement trajectory or projection of the movement trajectory of the gripping end is located in the radial direction of the circumference during the change of the uterine gripping member from the collapsed state to the expanded state.
6. A uterine gripping member according to any of claims 1-3, characterized in that the uterine gripping member further comprises a coupling member, on which the gripping arm is rotatably arranged.
7. The uterine gripping member of claim 6, wherein a resilient means is provided in the connector for imparting a resilient force to the gripping arms, such that the uterine gripping member has a tendency to maintain a collapsed state or to maintain an expanded state.
8. The uterine gripping member of claim 7, wherein the gripping end is further provided with a uterine wall gripping tip, the uterine wall gripping tip comprising a tip body, the tip body being provided with a mounting portion for connection to the gripping end and a gripping portion for gripping an inner uterine wall to effect a fixation of a relative position of the tip body and the uterine wall.
9. The uterine gripping member of claim 8, wherein the uterine wall occlusion tip is removably coupled to the gripping end.
10. A uterine manipulator comprising a control member and a uterine gripping member according to any of claims 1-9, said uterine gripping member being connected to said control member, said control member being adapted to position said uterine gripping member in the uterus of a patient and to control the movement of the respective gripping arms such that said uterine gripping member is moved from a collapsed state to an expanded state.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910126931.9A CN109620373B (en) | 2019-02-20 | 2019-02-20 | Uterus gripping part for uterus lifting device and uterus lifting device adopting same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910126931.9A CN109620373B (en) | 2019-02-20 | 2019-02-20 | Uterus gripping part for uterus lifting device and uterus lifting device adopting same |
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| CN109620373A CN109620373A (en) | 2019-04-16 |
| CN109620373B true CN109620373B (en) | 2024-01-30 |
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| CN105534571A (en) * | 2016-01-28 | 2016-05-04 | 复旦大学附属肿瘤医院 | Uterus clamp |
| CN206414319U (en) * | 2016-09-23 | 2017-08-18 | 四川大学华西第二医院 | Myomata is grasped and reducing mechanism under mucous membrane under a kind of new hysteroscope |
| CN209713088U (en) * | 2019-02-20 | 2019-12-03 | 四川大学华西第二医院 | A kind of uterus holding part for uterus raising device and the uterus raising device using the holding part |
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| US20040236349A1 (en) * | 2003-01-22 | 2004-11-25 | Gellman Barry N. | Cervical tenaculum |
| US20070049973A1 (en) * | 2005-08-29 | 2007-03-01 | Vascular Control Systems, Inc. | Method and device for treating adenomyosis and endometriosis |
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| FR2580166A1 (en) * | 1985-04-12 | 1986-10-17 | Verstraete Jean | Improved surgical forceps in particular for gynaecological operations |
| CN201572120U (en) * | 2009-12-07 | 2010-09-08 | 孙茜 | Uterus traction pliers |
| CN202184777U (en) * | 2011-08-16 | 2012-04-11 | 孙彦 | Gynecologic operation gripping nippers |
| CN203777022U (en) * | 2014-03-26 | 2014-08-20 | 牛锐 | Anti-slip fibroid grasping device |
| CN105534571A (en) * | 2016-01-28 | 2016-05-04 | 复旦大学附属肿瘤医院 | Uterus clamp |
| CN206414319U (en) * | 2016-09-23 | 2017-08-18 | 四川大学华西第二医院 | Myomata is grasped and reducing mechanism under mucous membrane under a kind of new hysteroscope |
| CN209713088U (en) * | 2019-02-20 | 2019-12-03 | 四川大学华西第二医院 | A kind of uterus holding part for uterus raising device and the uterus raising device using the holding part |
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| CN109620373A (en) | 2019-04-16 |
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