CN210130905U - A cut open palace operation dermatotome for incision is gone up to pubic symphysis - Google Patents

Abstract

The embodiment of the utility model discloses a skin cutter for cesarean section operation for pubic symphysis upper transverse incision, which is characterized in that the skin cutter for cesarean section operation comprises a blade, a handle and a blade accommodating box; the blade holds the box and includes the box body and holds in resilient means in the box body, the blade hold in the box body, the box body top has and is used for inserting last fluting of handle of a knife, the box body bottom has and is used for wearing out the under fluting of blade, the top of blade with the bottom of handle of a knife links to each other, blade and handle of a knife with resilient means links to each other so that press when the handle of a knife resilient means pops out the blade slot down, and when loosening when the handle of a knife resilient means rebounds the blade back into in the box body. The utility model discloses cut open palace operation dermatotome and open skin can once cut by pressing when going up the incision on the pubic symphysis, need not to cut open, and lying-in woman's skin incision is regular, the scar is little and length is unified basically.

Description

A cut open palace operation dermatotome for incision is gone up to pubic symphysis

Technical Field

The embodiment of the utility model provides a relate to cut open palace scalpel technical field, concretely relates to cut open palace operation dermatotome for incision is gone up to pubic symphysis.

Background

Caesarean section, or caesarean section, is a surgical operation that cuts the abdomen and uterus of a mother to deliver a baby, and is usually performed to avoid the possible damage to the life and health of the baby or mother due to vaginal delivery. Two knives are needed in the cesarean section operation process, the first knife is to cut the belly of the lying-in woman to open the abdominal cavity, the second knife is to puncture the uterus, and the fetus is taken out. The prior art discloses a special surgical knife utensil of gynaecology and obstetrics, including tool bit and cutter arbor, the front end of cutter arbor has first slot the rear end of tool bit has the inserted sheet, the inserted sheet cooperation is in the first slot, the inserted sheet with the cooperation has fixing bolt between the first slot, the top and the bottom of cutter arbor all are provided with a spout, the cooperation has a sliding sleeve on the surface of cutter arbor, the sliding sleeve has a cooperation the logical groove that the cutter arbor was used, be provided with the cooperation on the inside wall that leads to the groove the slider that the spout was used, be provided with an annular groove on the preceding terminal surface of sliding sleeve be provided with in the annular groove and clean the sponge, the preceding terminal surface of cleaning the sponge is located the outside of annular groove, the preceding terminal surface of sponge is the arc, the tool bit has a curved cutting edge.

The existing knife for cutting the dermis of the skin of a lying-in woman for the cesarean section operation is often a common type blade, the skin is often cut from one end to the other end by the blade edge, the cut of the cesarean section is often different in length and irregular, the appearance is influenced, and how to design a knife for cutting the skin for the cesarean section operation is how to solve the technical problems to be solved urgently.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a skin knife for cesarean section operation for pubic symphysis upper transverse incision to solve the problems of different lengths and poor regularity of the incision of the existing cesarean section operation.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:

the embodiment of the utility model provides a skin knife for cesarean section operation for pubic symphysis upper transverse incision, which comprises a blade, a knife handle and a blade accommodating box; the blade holds the box and includes the box body and holds in resilient means in the box body, the blade hold in the box body, the box body top has and is used for inserting last fluting of handle of a knife, the box body bottom has and is used for wearing out the under fluting of blade, the top of blade with the bottom of handle of a knife links to each other, blade and handle of a knife with resilient means links to each other so that press when the handle of a knife resilient means pops out the blade slot down, and when loosening when the handle of a knife resilient means rebounds the blade back into in the box body.

Further, the rebounding mechanism comprises a connecting rod and a spring, the blade and the handle of the knife are connected through the connecting rod, the spring is sleeved on the periphery of the connecting rod, the rebounding mechanism further comprises an upper clamping piece used for limiting the rebounding height of the handle of the knife and a lower clamping piece used for limiting the length of the box body, and the blade stretches out of the lower clamping piece.

Further, the lower clamping piece is connected with the inner wall of the box body and abuts against the spring from bottom to top when the knife handle is pressed, and the upper clamping piece is connected with the knife handle, the connecting rod or the spring and abuts against the top wall of the box body when the knife handle is loosened.

Further, the rebounding mechanism further comprises a fixing piece, and the fixing piece is connected with the inner wall of the box body and the lower clamping piece.

Furthermore, the rebounding mechanism further comprises a box body clamping piece used for abutting against the upper clamping piece, and the box body clamping piece is connected with the inner wall of the box body.

Further, the lower slot and the blade extend in an arc shape along the horizontal direction, and the radian of the blade is 14-16 degrees.

Furthermore, a plurality of parallel scale marks are respectively arranged on two surfaces of the blade, the scale marks form arc-shaped lines on a horizontal plane, the vertical distance between two adjacent scale lines is 1mm, and the vertical distance between the scale line at the lowest position and the corresponding cutting edge is 1 mm.

The embodiment of the utility model provides a have following advantage:

the embodiment of the utility model provides a cut open palace operation dermatotome and open pubis and press down when going up the incision jointly, can once open skin, need not to cut open, lying-in woman skin incision is regular, the scar is little and length is unified basically, and the cicatrix is pleasing to the eye after healing.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic structural diagram of an embodiment of a skin-cutting knife for cesarean section operation for pubic symphysis transverse incision according to embodiment 1 of the present invention;

fig. 2 is a schematic structural diagram of an embodiment of a skin-cutting knife for cesarean section combined with a pubic symphysis incision according to embodiments 1 to 4 of the present invention.

In the figure:

1 blade, 2 knife handles, 3 blade containing boxes and 4 lower grooves

5 connecting rod 6 spring 7 upper clamping piece 8 box body clamping piece

9 upper groove 10 fixed part 11 lower clamping piece

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

The embodiment provides a cesarean section operation dermatome for pubic symphysis transotomy, which comprises a blade 1, a handle 2 and a blade accommodating box 3, as shown in figures 1 and 2; blade holds box 3 and includes the box body and hold in resilient means in the box body, blade 1 hold in the box body, the box body top has and is used for inserting last fluting 9 of handle of a knife 2, the box body bottom has and is used for wearing out lower fluting 4 of blade 1, the top of blade 1 with the bottom of handle of a knife 2 links to each other, blade 1 and handle of a knife 2 with resilient means links to each other so that press when the handle of a knife 2 resilient means pops out blade 1 lower fluting 4 and when loosening handle of a knife 2 resilient means kick-backs into blade 1 in the box body.

When not using, whole blade 1 hold in the blade holds in the box 3, during the operation, hold box 3 with the blade and place in lying-in woman's belly top and make under shed 4 to aim at the pubic bone and unite the crosscut region, then press down the handle of a knife 2 with the hand and make blade 1 pop out from under shed 4 and unite the crosscut region once to accomplish skin corium and open to lying-in woman's pubic bone, later blade 1 is automatic to kick-back, the operation dermatotome through this embodiment carries out the skin of incising and need not carve out the skin, the incision length that cuts out like this is unanimous, the incision is regular, the postoperative healing scar is more.

Example 2

According to embodiment 1 cut open palace operation dermatotome, as shown in fig. 2, resilience mechanism includes connecting rod 5 and spring 6, blade 1 and handle of a knife 2 pass through connecting rod 5 links to each other, the spring 6 cover is established the periphery of connecting rod 5, resilience mechanism still including being used for spacing last fastener 7 of 2 resilience height of handle of a knife and being used for spacing blade 1 stretches out lower fastener 11 of box body length.

When pressing handle of a knife 2 downwards, handle of a knife 2 drives connecting rod 5 and blade 1 downstream together simultaneously, and then blade 1 can be followed lower 4 roll-offs of undercut and accomplished the corium layer cutting, handle of a knife 2 can compress the spring and take place the shrink at the in-process of lapse moving downwards, fastener 11 can make handle of a knife 2 or blade 1 during the maximum distance that moves downwards when the spring contracts to minimum length, when releasing handle of a knife 2, the handle of a knife then can drive connecting rod 5 and blade 1 upward movement together, blade 1 returns gradually into the box body, when the spring resumes initial length, go up fastener 7 and can make handle of a knife 2 or blade 1 rebound maximum distance upwards.

Example 3

According to the skin knife for cesarean section operation, as shown in fig. 2, the lower clamping piece 11 is connected with the inner wall of the box body and abuts against the spring 6 from bottom to top when the knife handle 2 is pressed, and the upper clamping piece 7 is connected with the knife handle 2, the connecting rod 5 or the spring and abuts against the top wall of the box body when the knife handle 2 is loosened.

The skin knife for caesarean section operation according to embodiment 2 or 3, as shown in fig. 2, the resilient mechanism further comprises a fixing piece 10, and the fixing piece 10 is connected with the inner wall of the box body and the lower clamping piece 11.

According to the skin cutter for caesarean section operation, as shown in fig. 2, the rebounding mechanism further comprises a box clamping piece 8 for abutting against the upper clamping piece 7, and the box clamping piece 8 is connected with the inner wall of the box.

The fixing part 10 can be two sheet-shaped clamping pieces, the periphery of each clamping piece can be connected with the inner wall of the box body or integrally formed with the box body, the two sheet-shaped clamping pieces can extend inwards from the inner wall of the box body, the inner ends of the two sheet-shaped clamping pieces can be connected with inverted L-shaped clamping pieces higher than the top walls of the sheet-shaped clamping pieces so as to abut against the upper clamping pieces 7, and further the maximum distance of downward movement of the cutter handle 2 is limited; go up fastener 7 and can connect respectively in the relative both ends of handle of a knife 2 diapire for two fixture blocks, handle of a knife 2 is when descending, goes up fastener 7 and supports fastener 11 down and then the biggest height that spacing blade 1 was drawn downwards, and handle of a knife 2 is when going upward, goes up fastener 7 and supports the biggest distance that box body upper end inner wall or box body fastener 8 moved up with spacing handle of a knife 2.

Example 4

The skin knife for cesarean section operation according to embodiment 2 or 3, as shown in fig. 2, the lower slot 4 and the blade 1 extend in an arc shape in the horizontal direction, and the arc of the blade 1 is 14-16 degrees. The arc of the blade 1 is preferably 15 degrees, so that the blade 1 can better perform a transection cut on the abdominal skin in the upper transection area of the pubic symphysis.

Example 5

The skin knife for cesarean section operation according to any one of embodiments 1 to 3, wherein a plurality of parallel scale marks are respectively arranged on two surfaces of the blade 1, the scale marks form arc-shaped lines on a horizontal plane, the vertical distance between two adjacent scale lines is 1mm, and the vertical distance between the scale line at the lowest position and the corresponding blade edge is 1 mm. And then when downwards sliding out the blade 1 for cutting skin, the thickness of the sliding out blade can be conveniently observed, so that the cutting depth of the blade on the skin can be controlled, and the skin cutting safety of the operation is improved.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims (7)

1. A skin cutter for cesarean section operation for pubic symphysis upper transverse incision is characterized in that the skin cutter for cesarean section operation comprises a blade (1), a handle (2) and a blade accommodating box (3); blade holds box (3) including the box body and holds in resilience mechanism in the box body, blade (1) hold in the box body, the box body top has and is used for inserting last fluting (9) of handle of a knife (2), the box body bottom has and is used for wearing out lower fluting (4) of blade (1), the top of blade (1) with the bottom of handle of a knife (2) links to each other, blade (1) and handle of a knife (2) with resilience mechanism links to each other so that press down when handle of a knife (2) resilience mechanism pops out blade (1) fluting (4) down and loosening when handle of a knife (2) resilience mechanism kick-backs blade (1) into in the box body.

2. The skin knife for caesarean section operation according to claim 1, characterized in that the rebound mechanism comprises a connecting rod (5) and a spring (6), the blade (1) and the handle (2) are connected through the connecting rod (5), the spring (6) is sleeved on the periphery of the connecting rod (5), and the rebound mechanism further comprises an upper clamping piece (7) used for limiting the rebound height of the handle (2) and a lower clamping piece (11) used for limiting the length of the box body extending out of the blade (1).

3. The skin knife for caesarean section operation according to claim 2, characterized in that the lower clamping piece (11) is connected with the inner wall of the box body and abuts against the spring (6) from bottom to top when the knife handle (2) is pressed, and the upper clamping piece (7) is connected with the knife handle (2), the connecting rod (5) or the spring and abuts against the top wall of the box body when the knife handle (2) is loosened.

4. The skin knife according to claim 2 or 3, characterized in that the resilient mechanism further comprises a fixing member (10), the fixing member (10) connecting the inner wall of the box body and the lower clip member (11).

5. The skin knife for caesarean section operation according to claim 2 or 3, characterized in that the resilient mechanism further comprises a box body clamping piece (8) for abutting against the upper clamping piece (7), and the box body clamping piece (8) is connected with the inner wall of the box body.

6. The skin knife for cesarean section operation according to claim 2 or 3, characterized in that the lower slot (4) and the blade (1) extend in an arc shape in the horizontal direction, and the arc of the blade (1) is 14-16 degrees.

7. The dermatome for cesarean section operation according to any one of claims 1 to 3, wherein the two surfaces of the blade (1) are provided with a plurality of parallel graduation lines which form an arc line on a horizontal plane, the vertical distance between two adjacent graduation lines is 1mm, and the distance between the graduation line at the lowest position and the corresponding blade edge is 1 mm.

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