CN113729874A

CN113729874A - Umbilical cord cutter

Info

Publication number: CN113729874A
Application number: CN202111169812.5A
Authority: CN
Inventors: 朱桂炜; 代希坤; 邬群丽; 袁利平; 张丽丽
Original assignee: Zhejiang Baian Medical Technology Co ltd
Current assignee: Zhejiang Baian Medical Technology Co ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2021-12-03

Abstract

The invention discloses an umbilical cord cutter which comprises a clamping frame, a blade, an infant umbilical cord clamp and an umbilical cord clamp, wherein the infant umbilical cord clamp and the umbilical cord clamp are in a scissor shape, a protruding part is arranged on one side, close to the blade, of the opening end of the infant umbilical cord clamp or the umbilical cord clamp, the protruding height of the protruding part is matched with a gap between the infant umbilical cord clamp and the umbilical cord clamp, and the side surface, facing the blade, of the protruding part is matched with a blade edge of the blade. The invention has the beneficial effects that: because the bulge part is arranged on one side of the open end of the infant umbilical clamp or the umbilical clamp close to the blade, the umbilical cord of the newborn is ensured to be cut off at one time; because the clamping hook is provided with the protrusion which can be separated from the locking connection between the clamping groove and the clamping hook, a tool which can hurt the neonate is not needed when the umbilical clamp is removed, and the safety of the neonate is ensured.

Description

Umbilical cord cutter

Technical Field

The invention relates to a medical auxiliary instrument, in particular to a cutter for cutting off a newborn umbilical cord in a delivery process in obstetrics and gynecology department.

Background

When a newborn is born, an umbilical cord connected with a mother and a baby needs to be cut off, the umbilical cord is firstly ligated by the traditional method, and then the umbilical cord is cut off at the outer side of the umbilical cord ligation part by scissors. The traditional umbilical cord cutting method has the disadvantages of multiple steps and labor waste, the probability of diseases infected by umbilical cords of newborn is high, and the midwife also has health risks.

Aiming at the defect, the Chinese patent office discloses a patent application with the publication number of CN2643843Y on 09.29.2004, the patent name is 'umbilical cord cutter', the umbilical cord cutter consists of a valve (1), an umbilical cord clamp (2) and a fixed frame (3), a cutting blade (4) is fixed in the middle of the rear end of the fixed frame (3), the front end of the fixed frame (3) is open, two sides of the fixed frame are respectively provided with a groove-shaped channel (5) which can enable the valve (1) and the umbilical cord clamp (2) to respectively slide in the fixed frame, the upper inner side and the lower inner side of the groove-shaped channel are respectively provided with a slideway (6), and the rear end of the groove-shaped channel for sliding the umbilical cord clamp is provided with a notch; the front end of the valve is provided with a handle, the rear end of the valve is provided with an elastic clamp, the inner side of the elastic clamp is in a sawtooth shape, and the upper side and the lower side of the valve are respectively provided with a groove matched with the slide way; the umbilical cord clamp (2) is an elastic clamp with elasticity, the inner side is in a sawtooth shape, the upper side and the lower side of the umbilical cord clamp are respectively provided with a groove matched with the slideway, and the front end of the umbilical cord clamp is provided with a bayonet (7) capable of clamping the umbilical cord clamp. The umbilical cord cutting device can finish the ligation and cutting off of the umbilical cord at one time under the ideal state, the hands of medical staff can avoid contacting the umbilical cord part of a newborn, the probability of infection diseases of the umbilical cord of the newborn can be reduced, and meanwhile, the health risk of the medical staff can also be reduced. However, since the cutting function of the umbilical cord cutter is unreliable, the hidden danger that the umbilical cord needs to be cut repeatedly exists, and the umbilical cord is inevitably pulled to bring unnecessary injury to the newborn.

Disclosure of Invention

In order to overcome the defects, the technical problems to be solved by the invention are as follows: provided is an umbilical cord cutter which can ensure disposable cutting of an umbilical cord.

The technical scheme for solving the problems in the prior art is as follows: an umbilical cord cutter comprises a clamping frame and a blade, wherein the clamping frame is composed of an upper clamping plate and a lower clamping plate, infant umbilical cord clamps and umbilical cord clamps which are arranged in parallel are respectively arranged on two sides between the upper clamping plate and the lower clamping plate, a sliding guide mechanism is arranged between the upper side surface or the lower side surface of each infant umbilical cord clamp or each umbilical cord clamp and the corresponding upper clamping plate or the corresponding lower clamping plate, a cutting part is arranged between the upper clamping plate and the lower clamping plate at one end of the clamping frame and positioned in the middle of the infant umbilical cord clamps and the umbilical cord clamps, the blade is fixedly connected to the cutting part, the blade edge of the blade faces the other end of the clamping frame, the infant umbilical cord clamps and the umbilical cord clamps are in a scissor shape, the open ends of the infant umbilical cord clamps and the umbilical cord clamps face the other end of the clamping frame, a locking device is arranged at the open ends of the infant umbilical cord clamps or the umbilical cord clamps, a protruding part is arranged on one side, close to the blade, the height of the bulge part is matched with the gap between the infant umbilical clamp and the umbilical clamp, and the side surface of the bulge part facing one side of the blade is matched with the blade edge of the blade.

The umbilical cord cutting process of the umbilical cord cutter comprises the following steps that before the umbilical cord is cut, the infant umbilical cord clamp and the umbilical cord clamp are positioned in the sliding guide mechanism of the clamping frame and are in an open state, and the limiting structure is arranged in the sliding guide mechanism of the umbilical cord clamp, so that the umbilical cord clamp cannot leave the clamping frame at any time. When the umbilical cord is cut, the infant umbilical cord clamp in the umbilical cord cutter is placed on one side of a newborn, the umbilical cord is placed in the infant clamp and the umbilical cord clamp which are opened at the same time, then the infant umbilical cord clamp and the umbilical cord clamp are pushed to slide towards one end of the clamping frame in the sliding guide mechanism of the clamping frame at the same time, the infant umbilical cord clamp and the umbilical cord clamp are pressed and closed under the extrusion of the upper pressing plate and the lower pressing plate of the clamping frame, the umbilical cord is clamped tightly, the locking device on the infant umbilical cord clamp locks the closed state of the infant umbilical cord clamp, the umbilical cord is driven to extrude towards the direction of the blade along with the continuous pushing of the infant umbilical cord clamp and the umbilical cord clamp, as the umbilical cord cutter is provided with the bulge part on one side of the opening end of the umbilical cord clamp close to the blade, the height of the bulge part is matched with the gap between the infant umbilical cord clamp and the umbilical cord clamp, and the side of the bulge part facing the blade is matched with the blade edge of the blade, so that the side of the bulge part facing the blade side can extrude the umbilical cord towards the blade to the blade edge of the blade, the umbilical cord is cut off at one time by the blade, after the umbilical cord is cut off, the infant umbilical cord clamp slides out from the notch of the clamping frame due to the fact that the notch is formed in one side of the infant umbilical cord clamp by the clamping frame, the infant umbilical cord clamp is reserved on an umbilical cord reserved by a newborn, the reserved umbilical cord notch is tightly locked, and after the reserved umbilical cord is healed, the locking device of the infant umbilical cord clamp can be unlocked and the infant umbilical cord clamp can be removed.

The locking device can be composed of a clamping ring and a locking bolt, and can also be composed of a hinge rod and a locking rod. The infant umbilical clamp is closed by squeezing the upper pressing plate and the lower pressing plate of the clamping frame, and under the use occasion, the locking function of the closed state of the infant umbilical clamp can be realized by the structural forms of the clamping groove and the clamping hook, no redundant action is caused, the structure is simple, and the use is convenient and rapid. The invention relates to an umbilical cord clamp which is characterized in that an existing umbilical cord clamp in the background technology is locked through a bayonet, but an unlocking structure of the bayonet is not arranged, the umbilical cord clamp can only be cut off by scissors when an umbilical cord clamp which is left by a newborn is required to be removed after the healing of the umbilical cord, the hidden danger of injury to the newborn exists due to the use of the scissors.

As a further technical scheme, sawteeth are respectively arranged on two opposite side surfaces in the infant umbilical clamp and the umbilical clamp, and strip-shaped grooves are formed in the middle positions of the sawteeth on the infant umbilical clamp. Whether the umbilical cord is clamped by the infant umbilical clamp is firm or not is the most important index for determining the quality of an umbilical cord cutter, the strip-shaped groove is arranged in the middle of the saw teeth, so that when the umbilical cord is extruded by the saw teeth of the infant umbilical clamp, the content of the umbilical cord can enter the strip-shaped groove to form middle bulge, and the shape of the umbilical cord is favorable for firmly clamping the umbilical cord by the infant umbilical clamp.

As a further technical scheme, the saw teeth on the two opposite side surfaces in the infant umbilical clamp and the umbilical clamp are meshed with each other. Therefore, the contact area for clamping the umbilical cord is increased, and the reliability of firm clamping of the umbilical cord is improved.

As a further technical scheme, the blade is obliquely and fixedly connected to the cutting part. The inclined arrangement of the blades allows the umbilical cord to be converted from a pure cut to a combination of a saw and a cut, which makes it easier to cut the umbilical cord.

As a further technical scheme, the closed ends of the infant umbilical clamp and the umbilical clamp are connected by an elastic piece extending in an arc shape. Thus, the umbilical cord clamp and the umbilical cord clamp are in an open state before clamping the umbilical cord, and the umbilical cord can be conveniently placed into the umbilical cord.

As a further technical scheme, one end of the elastic piece extends outwards in an arc shape to form a barrier strip which can prevent an umbilical cord from entering the infant umbilical clamp and the closed end of the umbilical clamp. This may block the umbilical cord from entering the closed end without the clamping function.

As a further technical scheme, the sliding guide mechanism comprises a bar-shaped guide structure and a convex-shaped guide structure, the bar-shaped guide structure comprises a bar-shaped bulge which is arranged on the upper side surface of the infant umbilical clamp and the umbilical clamp and extends along the length direction and a bar-shaped chute which is arranged on the lower side surface of the upper clamp plate and is matched with the bar-shaped bulge, and the convex-shaped guide structure comprises a convex-shaped bulge which is arranged on the lower side surface of the infant umbilical clamp and the umbilical clamp and extends along the length direction and a convex-shaped chute which is arranged on the upper side surface of the lower clamp plate and is matched with the convex-shaped bulge. The sliding guide mechanism is only provided with one of a strip-shaped guide structure and a convex-shaped guide structure, and the arrangement positions can be exchanged as long as the guiding function can be achieved. The invention simultaneously arranges the strip-shaped guide structure and the convex guide structure and aims to improve the reliability of the guide function.

As a further technical scheme, a push rod extends out of one pressing strip of the umbilical clamp to the outer side of the opening end of the umbilical clamp, and a push part capable of pushing the infant umbilical clamp and the umbilical clamp to synchronously slide in the sliding guide mechanism is arranged on one side of the push rod facing the infant umbilical clamp. Therefore, the midwife can conveniently carry out umbilical cord cutting and the locking operation of the umbilical cord cut.

As a further technical scheme, the clamping frame is provided with pulling parts which can be matched with the pushing parts to act on two outer side surfaces of the upper clamping plate and the lower clamping plate respectively. Therefore, the midwife can conveniently carry out umbilical cord cutting and the locking operation of the umbilical cord cut.

The invention has the beneficial effects that: 1. because the bulge part is arranged on one side of the open end of the infant umbilical clamp or the umbilical clamp close to the blade, the umbilical cord of the newborn is ensured to be cut off at one time; 2. because the clamping hook is provided with the protrusion which can be separated from the locking connection between the clamping groove and the clamping hook, a tool which can hurt the neonate is not needed when the umbilical clamp is removed, and the safety of the neonate is ensured.

Drawings

FIG. 1 is a schematic diagram of one configuration of the present invention;

FIG. 2 is a schematic view of the structure of the holder of the present invention;

FIG. 3 is a schematic view of the other direction of the holder of the present invention;

FIG. 4 is a schematic view of the umbilical clamp of the present invention in an open position;

FIG. 5 is a schematic view of the closed state of the umbilical cord clamp of the present invention;

FIG. 6 is a schematic view of the opened state of the umbilical cord clamp of the present invention;

FIG. 7 is a schematic view of the closed state of the umbilical cord clamp of the present invention.

In the figure: the clamping frame 1, the blade 2, the upper clamping plate 3, the lower clamping plate 4, the infant umbilical clamp 5, the umbilical clamp 6, the strip-shaped bulge 7, the strip-shaped sliding groove 8, the convex-shaped bulge 9, the convex-shaped sliding groove 10, the cutting part 11, the blade 12, the notch 13, the upper pressing strip 14, the lower pressing strip 15, the elastic piece 16, the blocking strip 17, the sawtooth 18, the strip-shaped groove 19, the clamping groove 20, the clamping hook 21, the protrusion 22, the protruding part 23, the push rod 24, the pushing part 25 and the pulling part 26.

Detailed Description

The invention is further illustrated by the following specific examples in conjunction with the accompanying drawings.

Example (b): a umbilical cord cutter comprises a clamping frame 1 and a blade 2, wherein the clamping frame 1 is composed of an upper clamping plate 3 and a lower clamping plate 4, infant umbilical cord clamps 5 and umbilical cord clamps 6 which are arranged in parallel are respectively arranged on two sides between the upper clamping plate 3 and the lower clamping plate 4, a sliding guide mechanism is arranged between the upper side and the lower side of the infant

umbilical cord clamps

5 and 6 and the corresponding upper clamping plate 3 and lower clamping plate 4, the sliding guide mechanism comprises a strip-shaped guide structure and a convex-shaped guide structure, the strip-shaped guide structure comprises a strip-shaped bulge 7 which is arranged on the upper side of the infant umbilical cord clamps 5 and the upper side of the umbilical cord clamps 6 and extends along the length direction and a strip-shaped sliding groove 8 which is arranged on the lower side of the upper clamping plate 3 and is matched with the strip-shaped bulge 7, the convex-shaped guide structure comprises a convex-shaped bulge 9 which is arranged on the lower side of the infant umbilical cord clamps 5 and the lower clamping plates 6 and extends along the length direction and a convex-shaped sliding groove 10 which is arranged on the upper side of the lower clamping plate 4 and is matched with the convex-shaped bulge 9, one end of the clamping frame 1 is provided with a cutting part 11 between the upper clamping plate 3 and the lower clamping plate 4, the cutting part 11 is positioned at the middle position of the infant umbilical clamp 5 and the umbilical clamp 6, the blade 2 is obliquely and fixedly connected to the cutting part 11, the cutting edge 12 of the blade 2 faces the other end of the clamping frame 1, the lower clamping plate 4 at one end of the clamping frame 1 is provided with a notch 13 matched with the infant umbilical clamp 5 at one side of the infant umbilical clamp 5, the strip-shaped chute 8 extends to the notch 13 at one side of the infant umbilical clamp 5 of the upper pressing plate, the infant umbilical clamp 5 and the umbilical clamp 6 are both composed of an upper pressing strip 14 and a lower pressing strip 15 and are in a scissor shape with one open end and one closed end, the open end of the infant umbilical clamp 5 and the umbilical clamp 6 face the other end of the clamping frame 1, the closed ends of the infant umbilical clamp 5 and the umbilical clamp 6 are respectively connected by an arc-shaped elastic piece 16, and one end of the arc-shaped elastic piece 16 extends outwards to block the umbilical from entering the infant umbilical clamp 5, The infant umbilical clamp comprises a barrier strip 17 at the closed end of an umbilical clamp 6, wherein two opposite side surfaces of an infant umbilical clamp 5, an upper pressing strip 14 of the umbilical clamp 6 and a lower pressing strip 15 are respectively provided with saw teeth 18 which are meshed with each other, the saw teeth 18 on the two opposite side surfaces of the infant umbilical clamp 5, the upper pressing strip 14 of the umbilical clamp 6 and the lower pressing strip 15 are respectively provided with a strip-shaped groove 19 at the middle position of the saw teeth 18, the open end of the infant umbilical clamp 5 is provided with a locking device which is composed of a clamping groove 20 and a clamping hook 21, the clamping hook 21 is arranged at the end part, close to the open end, of the upper pressing strip 14 of the infant umbilical clamp 5, the clamping groove 20 is arranged at the end part, close to the open end, of the lower pressing strip 15 of the infant umbilical clamp 5, the clamping hook 21 extends to the outer side of the open end of the infant umbilical clamp 5 to form a protrusion 22, the locking connection between the clamping hook 21 and the clamping groove 20 can be pulled open through the protrusion 22, one side, the open end of the umbilical clamp 6, close to the blade 2 is provided with a protruding part 23, and the protruding part 23 is arranged at the protruding height of the protruding part, which is equal to the height of the infant umbilical clamp 5, the corresponding to that of the corresponding infant umbilical clamp 5, the corresponding to the corresponding portion 18, The gaps between the umbilical cord clamps 6 are matched, the side surface of the protruding part 23 facing one side of the blade 2 is matched with the cutting edge 12 of the blade 2, the lower pressing strip 15 of the umbilical cord clamp 6 extends out of the push rod 24 towards the outer side of the opening end of the umbilical cord clamp 6, a push part 25 capable of pushing the infant umbilical cord clamp 5 and the umbilical cord clamp 6 to synchronously slide in the sliding guide mechanism is arranged on one side of the push rod 24 facing the infant umbilical cord clamp 5, and pull parts 26 capable of being matched with the push parts 25 to move are respectively arranged on the two outer side surfaces of the upper clamping plate 3 and the lower clamping plate 4 of the clamping frame 1.

The above-described embodiment is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit of the invention as set forth in the claims.

Details not described in the present specification belong to the prior art known to those skilled in the art.

Claims

1. A umbilical cord cutter comprises a clamping frame and a blade, wherein the clamping frame is composed of an upper clamping plate and a lower clamping plate, infant umbilical cord clamps and umbilical cord clamps which are arranged in parallel are respectively arranged on two sides between the upper clamping plate and the lower clamping plate, a sliding guide mechanism is arranged between the upper side surface or the lower side surface of each infant umbilical cord clamp or each umbilical cord clamp and the corresponding upper clamping plate or the corresponding lower clamping plate, a cutting part is arranged between the upper clamping plate and the lower clamping plate at one end of the clamping frame and positioned in the middle of the infant umbilical cord clamps and the umbilical cord clamps, the blade is fixedly connected to the cutting part, the blade edge of the blade faces the other end of the clamping frame, the infant umbilical cord clamps and the umbilical cord clamps are in a scissor shape, the open ends of the infant umbilical cord clamps and the umbilical cord clamps face the other ends of the clamping frame, a locking device is arranged at the open ends of the infant umbilical cord clamps, and the blade is characterized in that a protruding part is arranged on one side, which is close to the blade, at the open ends of the infant umbilical cord clamps, the height of the bulge part is matched with the gap between the infant umbilical clamp and the umbilical clamp, and the side surface of the bulge part facing one side of the blade is matched with the blade edge of the blade.

2. The umbilical cord cutter as claimed in claim 1, wherein the locking means is composed of a locking groove and a hook, and the hook is provided with a protrusion which can release the locking connection between the locking groove and the hook.

3. The umbilical cord cutter as claimed in claim 1 or 2, wherein the infant umbilical cord clamp and the umbilical cord clamp are provided with saw teeth on opposite sides thereof, and the saw teeth on the infant umbilical cord clamp are provided with a strip-shaped groove in the middle of the saw teeth.

4. The umbilical cord cutter of claim 1 or 2, wherein the teeth of the opposed sides of the umbilical cord clamp engage with each other.

5. The umbilical cord cutter of claim 1, wherein the blade is fixedly attached to the cutting portion at an angle.

6. The umbilical cord cutter of claim 1, wherein the umbilical cord clamp, the closed end of the umbilical cord clamp is connected by an arcuately extending resilient member.

7. The umbilical cord cutter of claim 6, wherein one end of the resilient member is outwardly curved to extend a stop bar that blocks the umbilical cord from entering the umbilical clamp, the closed end of the umbilical clamp.

8. The umbilical cord cutter as claimed in claim 1, wherein the sliding guide mechanism comprises a bar-shaped guide structure and a protrusion-shaped guide structure, the bar-shaped guide structure comprises a bar-shaped protrusion extending in a length direction on an upper side of the umbilical cord clamp and a bar-shaped sliding groove matching with the bar-shaped protrusion on a lower side of the upper clamp plate, and the protrusion-shaped guide structure comprises a protrusion-shaped protrusion extending in a length direction on a lower side of the umbilical cord clamp and a protrusion-shaped sliding groove matching with the protrusion-shaped protrusion on an upper side of the lower clamp plate.

9. The umbilical cord cutter as claimed in claim 1, wherein one of the pressing bars of the umbilical cord clamp extends out of the push rod towards the open end of the umbilical cord clamp, and a push part capable of pushing the infant umbilical cord clamp and the umbilical cord clamp to slide in the sliding guide mechanism synchronously is arranged on one side of the push rod facing the infant umbilical cord clamp.

10. The umbilical cord cutter as claimed in claim 9, wherein the holder has a pulling part on each of the outer sides of the upper and lower clamping plates for cooperating with the pushing part.