Pelvis measuring scale

Abstract

The utility model provides a pelvis measuring scale, which relates to the technical field of medical instruments, and comprises a holding assembly for a doctor to hold and a measuring assembly for measuring the pelvis of a puerpera, and the measuring assembly is arranged in a semi-circumferential area at the front end of the holding assembly; the holding assembly comprises a semi-arc holding disc, after the first abutting piece and the second abutting piece abut against the portion, close to the pelvis, of the pregnant woman, the first abutting piece and the second abutting piece are made to move after the springs are extruded, the smaller the measured distance is, the longer the contracted distance of the first spring is, and when the pelvis of the pregnant woman is not abutted, the contracted distance of the second spring is larger. The influence of the tension of the first spring drives the first abutting piece and the second abutting piece to unfold, the sliding ruler is matched to conveniently observe measured data, and the abutting assembly is matched to communicate with the pregnant clothes, so that the measurement position is quickly positioned, the angle can be adjusted, the measured data is observed and recorded, and the measurement accuracy is improved. And the whole structure is simple, and only one-hand operation is needed.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument technical field especially, relate to a pelvis measuring scale. BACKGROUND

[0002] Pelvis, link the pelvic skeleton between the spine and lower extremity, by the sacrum, coccyx (the lowest two bones of the spine) and left and right hip bone connection complete ring;

[0003] When the fetus is delivered from the mother, it must pass through the pelvis, in addition to the soft birth canal composed of the uterus, cervix, vagina and vulva, the pelvis is the most important part of the birth canal, and the speed and success of delivery are closely related to whether the size and shape of the pelvis are abnormal, and narrow or deformed pelvis can cause dystocia. The primigravida and pregnant women with dystocia history should be routinely measured and examined during the first antenatal examination;

[0004] In the prior art, there are many types of pelvis measuring scales, which can be divided into two cases in use:

[0005] 1. When using a relatively simple pelvis measuring scale, the measurement is relatively convenient, but the measured value is not accurate enough and the angle is not comprehensive enough;

[0006] 2. When using a relatively accurate pelvis measuring scale, it is generally necessary to operate with both hands and fix, and the convenience is not high.

[0007] In combination with the above-mentioned defects and improvements, we propose a pelvis measuring scale. CONTENT OF THE UTILITY MODEL

[0008] The utility model aims at solving the defects in the prior art,

[0009] 1. When using a relatively simple pelvis measuring scale, the measurement is relatively convenient, but the measured value is not accurate enough and the angle is not comprehensive enough;

[0010] 2. When using a relatively accurate pelvis measuring scale, it is generally necessary to operate with both hands and fix, and the convenience is not high.

[0011] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0012] A pelvis measuring scale, comprising a holding assembly for a doctor to hold and a measuring assembly for measuring the pelvis of a lying-in woman, the measuring assembly is arranged in the semicircular circumferential area at the front end of the holding assembly;

[0013] The holding assembly comprises a semicircular holding disc, and sliding grooves are symmetrically arranged on both sides of the semicircular holding disc close to the included angle and close to the midpoint of the semicircular arc;

[0014] The measuring assembly comprises a first abutting piece and a second abutting piece, the first abutting piece and the second abutting piece are arranged at the front end of the two sides of the semicircular holding disc, a sliding ruler is arranged between the front ends of the first abutting piece and the second abutting piece at the midpoint of the semicircular holding disc, a sliding rod is arranged between the first abutting piece, the second abutting piece and the sliding groove, and the front end of the first abutting piece and the front end of the second abutting piece are respectively provided with an abutting assembly close to the two ends of the sliding ruler

[0015] As a preferred scheme of the utility model, a holding groove is arranged on the semicircular holding disc.

[0016] The technical effect of the further scheme is that the holding groove is arranged for a doctor to hold with one hand.

[0017] As a preferred scheme of the utility model, the length of the sliding groove on one side is twice the length of the sliding groove on the other side, the sliding rod is matched with and slidably connected with the sliding groove, one end of the sliding rod away from the sliding groove is fixedly connected with the first abutting piece and the second abutting piece, and the sliding rod is provided with the first spring.

[0018] The technical effect of the further scheme is that the sliding rod is matched with and slidably connected with the sliding groove, so that the length of the sliding groove on the two sides is adapted for expansion and contraction, and when the first abutting piece and the second abutting piece abut against the part close to the pelvis of the pregnant woman, the first spring is extruded, the first abutting piece and the second abutting piece are displaced, the smaller the measured distance is, the longer the first spring is contracted, and when the first abutting piece and the second abutting piece are away from the part of the pelvis of the pregnant woman, the first spring is expanded under the influence of the tension, so that the measurement operation is convenient and only needs to be pressed.

[0019] As a preferred scheme of the utility model, the sliding ruler is composed of an outer ruler and an inner ruler, the inner ruler is slidably connected with the outer ruler, and the two ends of the outer ruler and the inner ruler are fixedly connected with the first abutting piece and the second abutting piece.

[0020] The technical effect of the further scheme is that when the first abutting piece and the second abutting piece are close to or away from the semicircular holding disc, the inner ruler is slidably accommodated in the outer ruler, so that the measurement is adjusted.

[0021] As a preferred scheme of the utility model, the outer ruler and the inner ruler are the same in length, and the measurement starting points of the outer ruler and the inner ruler are close to the first abutting piece and the second abutting piece respectively.

[0022] The technical effect of the further scheme is that the outer ruler and the inner ruler are the same in length, the measurement starting points of the outer ruler and the inner ruler are close to the first abutting piece and the second abutting piece respectively, when the abutting assembly abuts against the two end points of the pelvis, the length of the outer distance of the inner ruler is added to the length of the abutting assembly, so that the measurement data is obtained to complete the measurement operation.

[0023] As the preferred scheme of the utility model, the abutting component comprises a slide rod base, a silica gel pad and a second spring, the slide rod base is in sliding connection with the first abutting piece and the second abutting piece, the silica gel pad is bonded at the front end of the slide rod base, and the second spring is sleeved on the periphery of the slide rod base.

[0024] The technical effect of the above further scheme is that after the silica gel pads at both ends abut against both ends of the transverse part of the pregnant woman's pelvis, a little pressure is applied, the slide rod base and the first abutting piece and the second abutting piece slide to drive the second spring to be compressed, the silica gel pad is abutted against the part, and the pregnant clothes are communicated, so that the positioning of the measurement position is completed, and the measurement data is observed and recorded.

[0025] Compared with the prior art, the utility model has the beneficial effects that:

[0026] In the utility model, the sliding rod is matched with and in sliding connection with the sliding groove, so that the length of the two side sliding grooves is adapted for expansion and contraction, the first abutting piece and the second abutting piece are displaced after the spring is extruded after abutting against the part close to the pelvis of the pregnant woman, the smaller the measured distance is, the longer the first spring is contracted, the first abutting piece and the second abutting piece are unfolded under the influence of the tension of the first spring when not abutting against the pelvis of the pregnant woman, the measurement data is observed conveniently with the aid of the sliding ruler, the abutting component communicates with the pregnant clothes, so that the positioning of the measurement position is quickly completed, and the measurement data can be observed and recorded after angle adjustment, so that the measurement operation is conveniently performed, the overall structure is simple, and single-hand operation is needed. BRIEF DESCRIPTION OF DRAWINGS

[0027] Fig. 1 The utility model provides a whole structure schematic diagram of a pelvis measuring scale;

[0028] Fig. 2 The utility model provides a half round arc holding disc plane structure anatomical drawing of a pelvis measuring scale;

[0029] Fig. 3 The utility model provides a sliding ruler plane structure partial anatomical drawing of a pelvis measuring scale.

[0030] Legend: 1, holding assembly;2, measuring assembly;21, first abutting piece;22, second abutting piece;23, sliding ruler;231, outer ruler;232, inner ruler;24, sliding rod;25, first spring;3, half round arc holding disc;31, holding groove;4, sliding groove;5, abutting component;51, slide rod base;52, silica gel pad;53, second spring. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0032] In order to facilitate the understanding of the present application, the present application will be described more completely below with reference to the related description, and several embodiments of the present application are given. However, the present application can be realized in many different forms, and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more complete and comprehensive.

[0033] It should be noted that when an element is referred to as being "fixedly attached" to another element, it can be directly on the other element or there can be intervening elements. When an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements can be present. As used herein the terms "vertical", "horizontal", "left", "right", and the like are merely used for the purpose of illustration.

[0034] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0035] Example 1

[0036] As Figs. 1-3As shown, the utility model provides a technical scheme: a pelvis measuring scale, including the holding assembly 1 for doctor hand holds and the measuring assembly 2 for puerpera pelvis measurement, measuring assembly 2 sets up with the semicircular circumferential area of holding assembly 1 front end, holding assembly 1 includes semicircular holding disc 3, semicircular holding disc 3 is made of 304 stainless steel material, and the both sides of semicircular holding disc 3 are close to the angle and the both sides are close to the midpoint of semicircular arc and are symmetrically provided with sliding groove 4, measuring assembly 2 includes first contact piece 21 and second contact piece 22, first contact piece 21 and second contact piece 22 are made of 304 stainless steel material, and first contact piece 21 and second contact piece 22 are respectively located the both sides of semicircular holding disc 3 and are set to the front end, and the front end between first contact piece 21 and second contact piece 22 is located the midpoint of semicircular holding disc 3 and is provided with sliding ruler 23, and sliding rod 24 is provided between first contact piece 21 and second contact piece 22 and sliding groove 4, sliding rod 24 is circular column, and the front end of first contact piece 21 and second contact piece 22 is close to the both ends of sliding ruler 23 and is respectively provided with contact assembly 5.

[0037] Example 2

[0038] As Figs. 1-3 shown, semicircular holding disc 3 is provided with holding groove 31, and the length of one side sliding groove 4 is twice that of the other side sliding groove 4, sliding rod 24 is matched with sliding groove 4 and is connected slidingly, the length of sliding rod 24 and sliding groove 4 is matched according to the size, one end of sliding rod 24 away from sliding groove 4 is fixedly connected with first contact piece 21 and second contact piece 22, first spring 25 is sleeved on the periphery of sliding rod 24, sliding ruler 23 is composed of outer ruler 231 and inner ruler 232, inner ruler 232 is connected with outer ruler 231 slidingly, and the both ends of outer ruler 231 and inner ruler 232 are fixedly connected with first contact piece 21 and second contact piece 22, the length of outer ruler 231 and inner ruler 232 is same, the measurement starting point of outer ruler 231 and inner ruler 232 is close to first contact piece 21 and second contact piece 22 respectively, contact assembly 5 includes slide rod seat 51, silica gel pad 52 and second spring 53, slide rod seat 51 is connected with first contact piece 21 and second contact piece 22 slidingly, silica gel pad 52 is bonded at the front end of slide rod seat 51, and second spring 53 is sleeved on the periphery of slide rod seat 51.

[0039] The utility model discloses a work flow: when using a pelvis measuring scale, first, the two ends of silica gel pad 52 are in contact with the two ends of the transverse part of the pregnant woman's pelvis, then a little pressure is applied, the slide bar seat 51 and the first contact piece 21 and the second contact piece 22 slide to drive the second spring 53 to compress, and the silica gel pad 52 is in contact with the part, and the pregnant woman's clothes are communicated, so that the positioning of the measuring position is completed. In this process, the first contact piece 21 and the second contact piece 22 are in contact with the inner side of the pregnant woman's thigh, and the sliding rod 24 is matched with and slidably connected with the sliding groove 4, so that the length of the two sliding grooves 4 is adapted to be stretched and retracted. After the first spring 25 is compressed after the first contact piece 21 and the second contact piece 22 are in contact with the part close to the pelvis of the pregnant woman, the first contact piece 21 and the second contact piece 22 are displaced. The smaller the measured distance is, the longer the first spring 25 is contracted. When the part of the pregnant woman's pelvis is not in contact, the first spring 25 is expanded under the influence of the tension, and the inner ruler 232 is slidably connected with the outer ruler 231. When the first contact piece 21 and the second contact piece 22 are close to or away from the semicircular arc holding disc 3, the inner ruler 232 is slidably accommodated in the outer ruler 231. Finally, the length of the outer distance of the inner ruler 232 is added to the length of the contact assembly 5 to obtain the measurement data and complete the measurement work.

[0040] Although the embodiments of the utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A pelvimetry scale comprising a holding assembly (1) for the doctor's hand and a measuring assembly (2) for the pelvimetry of a lying woman, characterized in that: The measuring assembly (2) is arranged at the semicircular area at the front end of the holding assembly (1); The holding assembly (1) comprises a semicircular holding disc (3), and sliding grooves (4) are symmetrically arranged at both sides of the semicircular holding disc (3) near the included angle and near the midpoint of the semicircular arc; The measuring assembly (2) comprises first and second abutting members (21, 22), which are arranged at the front end of the semicircular holding disc (3) at both sides, respectively, and a sliding ruler (23) is arranged between the front ends of the first and second abutting members (21, 22) at the midpoint of the semicircular holding disc (3), sliding rods (24) are arranged between the first and second abutting members (21, 22) and the sliding grooves (4), and abutting assemblies (5) are arranged at the front ends of the first and second abutting members (21, 22) near both ends of the sliding ruler (23), respectively.

2. A pelvimetry scale according to claim 1, wherein: The semicircular holding disc (3) is provided with a holding groove (31).

3. A pelvimetry scale according to claim 1, wherein: The length of the sliding groove (4) on one side is twice the length of the sliding groove (4) on the other side, the sliding rods (24) are matched with and slidably connected to the sliding grooves (4), one end of the sliding rod (24) away from the sliding groove (4) is fixedly connected to the first and second abutting members (21, 22), and the sliding rod (24) is provided with a first spring (25) on the periphery.

4. A pelvimetry scale according to claim 1, wherein: The sliding ruler (23) comprises an outer ruler (231) and an inner ruler (232), the inner ruler (232) is slidably connected to the outer ruler (231), and both ends of the outer and inner rulers (231, 232) are fixedly connected to the first and second abutting members (21, 22), respectively.

5. A pelvimetry scale according to claim 4, wherein: The outer and inner rulers (231, 232) have the same length, and the measurement starting points of the outer and inner rulers (231, 232) are close to the first and second abutting members (21, 22), respectively.

6. A pelvimetry scale according to claim 1, wherein: The abutting assembly (5) comprises a sliding rod seat (51), a silica gel pad (52) and a second spring (53), the sliding rod seat (51) is slidably connected to the first and second abutting members (21, 22), the silica gel pad (52) is bonded at the front end of the sliding rod seat (51), and the second spring (53) is provided on the periphery of the sliding rod seat (51).

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